Caterpillarcold planer(no series)

Caterpillar PR-1000C

Maintenance schedule, common problems & OEM parts breakdown

The Caterpillar PR-1000C is a large, track-mounted highway-class cold planer built to mill asphalt and concrete pavement ahead of resurfacing. It runs the mechanical Cat 3208 diesel, confirmed by parts-catalog fitment data tied to its serial range; a separately published high-horsepower figure for this model does not match that fitment data and is not used here. Operating weight runs around 46.8 t (103,000 lb) per available spec tables, though this figure is single-sourced and should be confirmed against the specific unit. The machine was built mainly through the 1980s and into the early 1990s; exact production dates are not publicly documented. It carries the same 5XC serial-prefix family as the base PR-1000, meaning the "C" marks a running update to the same platform rather than a new model line. It sits within a wider legacy Cat pavement-profiler lineup spanning the PR-450, PR-750B, PR-1000/1000C, PR-1050, and PR-1300, each covering a different milling-width class.

The C update folded running improvements into the existing PR-1000 platform rather than opening a new serial break: thicker bolt-on wear skis and reinforced side-plate hardware target the wear pattern this class of planer develops from pulling itself down into the cut, and the grade/slope sensing package mixes contacting ski or side-plate sensors with non-contacting sonic units. Caterpillar has since moved its cold planer line to modern PM- and PR2-series machines running electronic engines and interchangeable milling rotors, and no confirmed one-for-one successor to the PR-1000C is documented. In the used and parts market today, the PR-1000C survives as a mechanical, pre-emissions machine that shops still run for heavy highway milling because it is simple to maintain without aftertreatment systems; demand centers on rotor and turret wear parts, undercarriage components, and engine parts shared with other 3208-powered Cat equipment from the same era.

Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.

Caterpillar PR-1000C specifications

Engine

EngineCat 3208 diesel. Cat parts-catalog machine-fitment data (fuel injection lines, belt tensioner, and engine mount listings) ties the entire 5XC00138-UP serial break - the only confirmed PR-1000C serial range - to this engine. A separately published high-horsepower figure for this model traces to a data-mapping error already identified elsewhere in the PR-1000 family and is not used here.
DisplacementNot documented in available parts or spec sources for this configuration.
CylindersNot documented in available parts or spec sources for this configuration.
Gross powerNot reliably documented. Published figures for this model disagree sharply, and the higher end of that range traces to the same data-mapping error excluded from the engine identification above. Check the engine dataplate on the specific unit.
Net powerNot documented in available sources.
Emissions tierNot documented. This is an older, mechanically governed design that predates modern emissions-tier labeling.

Weights

Operating weightApprox. 46,780 kg (103,132 lb) per published spec tables. This figure comes from a single spec-table lineage and should be treated as approximate pending independent confirmation.
Shipping weightNot separately documented from operating weight in available sources.
Ground pressureNot published.

Dimensions

Cutting/milling widthSources disagree: one spec table lists 1,905 mm (75 in), another lists 3,810 mm (12.5 ft). The wider figure is suspect - in its own source table it is identical to the listed shipping height, a duplicate-value pattern that points to a data-mapping error rather than a genuine spec. Treat 1,905 mm (75 in) as the more plausible figure and verify against the specific unit.
Cutting/milling depth254 mm (10 in), consistent across available spec tables.
Transport lengthApprox. 16.6 m (54.4-54.5 ft), single-sourced figure.
Transport widthApprox. 4.9 m (16.0-16.1 ft), single-sourced figure.
Transport heightNot reliably documented. The only published figure duplicates the disputed cutting-width value and is not trustworthy.
Track width (front and rear)Approx. 477 mm (18.8 in) per track, single-sourced figure.
Discharge conveyor widthApprox. 1,219 mm (48 in), single-sourced figure.

Performance

Travel speedApprox. 3.4 km/h (2.1 mph), single-sourced figure.
Milling/operating speedSources disagree: roughly 23 m/min (75 ft/min) in one table versus about 54 m/min (176 ft/min) in another. Varies by source and possibly by milling condition - not firmly confirmed.
GradeabilityNot published.

Service capacities (summary)

Fuel tankApprox. 1,514 L (400 gal) per published spec tables, single-sourced figure.
Hydraulic systemNot documented in available sources.
Engine oilNot documented in available sources.
Cooling systemNot documented in available sources.
Water spray / dust suppression systemNot reliably documented. The only published figure (approx. 3,785 L / 1,000 gal) reads as a round placeholder value rather than a genuine capacity and should not be relied on.

Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.

PR-1000C fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase, with filter (Cat 3208 diesel)Not published for this chassis in available service literature. Confirm the exact number against the machine OMM before servicing.Cat DEO (Diesel Engine Oil). Use SAE 10W below 0C (32F), SAE 30 in temperate ranges, and a 15W-40 multigrade where ambient temperature swings widely, per Cat's standard diesel engine oil viscosity chart for this engine family.
Cooling systemNot published in available service literature for the PR-1000C. Verify against the OMM or with a dealer before draining or refilling.Cat ELC (Extended Life Coolant) or Cat DEAC antifreeze/coolant concentrate, mixed at the standard ratio Cat specifies for this engine family. Do not mix ELC with conventional coolant.
Fuel tank1514 L (400 US gal) per spec-sheet listings, but this figure sits on the same summary row flagged elsewhere for other suspect placeholder values on this model, so treat it as unconfirmed against the OMM rather than a verified factory number.No. 2-D diesel fuel meeting Cat's fuel specification. Switch to No. 1-D or a winter-blend fuel below freezing per Cat's cold-weather fuel guidance.
Hydraulic system, including tankNot published in available service literature for the PR-1000C. Verify against the OMM before servicing.Cat HYDO Advanced 10, or Cat TDTO on configurations where the OMM specifies a shared hydraulic/powertrain fluid. Use the lighter viscosity grade in cold climates per Cat's hydraulic oil viscosity chart.
Track drive / final drive housings (each)Not published in available service literature for the PR-1000C. Verify against the OMM.Cat TDTO (Transmission/Drivetrain Oil) or equivalent, per Cat's final-drive lubricant chart.
Water spray system (cutter drum cooling / dust suppression)Not reliably documented. A widely repeated figure near 3785 L (1000 US gal) reads as a round-number placeholder rather than a confirmed factory value - verify actual tank size against the OMM or a dealer.Clean water. Add a water-system conditioner or antifreeze additive in freezing conditions per Cat's spray-system guidance.
Grease points (cutter drum bearings, conveyor bearings, track-frame pins)Spec only - no reservoir capacity applies.Cat MPGM multipurpose grease (NLGI 2 lithium complex); use Cat Advanced 3-Moly grease at pins and bushings under heavy shock load.

Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.

Caterpillar PR-1000C maintenance schedule

Service intervalTasks
Every 50 h
  • Check engine oil and coolant levels before starting and top off as needed.
  • Drain water and sediment from the fuel tank and check the primary fuel filter/water separator.
  • Inspect cutting bits and turret holders for wear or looseness; rotate or replace bits before they run dry against the holder.
  • Grease cutter drum bearings, conveyor bearings, and track-frame pins.
  • Check water spray nozzles for clogging and confirm even coverage across the cutting chamber.
  • Walk the tracks and undercarriage looking for loose hardware, damaged wear skis, or fresh leaks.
Every 250 h
  • Change engine oil and filter, or pull an oil sample if running on a condition-based interval.
  • Inspect and adjust track tension on both sides.
  • Check the alternator and water pump drive belts for tension, glazing, and wear.
  • Grease all track-frame pivot points and the leg-post/roller frame area.
  • Inspect the discharge conveyor belt for tracking, tension, and edge wear.
  • Clean and dielectric-grease grade/slope sensor connectors and harness plugs.
Every 500 h
  • Replace hydraulic system filters and pull a hydraulic oil sample.
  • Check final drive oil level in each track drive housing.
  • Service or replace the air intake filter element and reset the restriction indicator.
  • Inspect cutting drum turret housings for wear or damage from bit-holder contact.
  • Test charging system output and inspect battery terminals and cables.
  • Inspect the anti-slab wear shoe and bolt-on wear skis for remaining thickness.
Every 1,000 h
  • Change hydraulic oil, or extend the interval based on sample results, and clean the tank strainer.
  • Change final drive oil in each track drive housing.
  • Inspect the radiator core and water pump for scale buildup or leakage.
  • Check cutting drum bearing play and torque drum mounting hardware.
  • Inspect track rollers, idlers, and other undercarriage wear points for replacement need.
  • Verify grade and slope control sensor calibration against a known reference.
Every 2,000 h
  • Sample and change engine coolant per its service life and pressure-test the cooling system.
  • Inspect the fuel injection pump and injectors for condition.
  • Check engine valve lash and adjust to specification.
  • Inspect the full wiring harness near the rotor compartment for chafing or corrosion.
  • Inspect the main frame, drum housing, and conveyor frame welds for cracking.
  • Evaluate hydraulic pump and propel motor condition against oil-sample trends.
Every 4,000 h
  • Evaluate the cutting drum and rotor housing for overhaul based on turret wear and housing damage.
  • Inspect and, where needed, rebuild the water pump and cooling system components.
  • Rebuild or replace track rollers and idlers flagged marginal at prior inspections.
  • Evaluate hydraulic pump and propel motors for rebuild if oil-sample trends show metal wear.
Every 6,000 h
  • Plan an engine inframe overhaul based on oil-analysis and compression trends for the mechanical diesel.
  • Rebuild the cutting drum assembly, replacing worn bearings, seals, and turret holders as a set.
  • Overhaul the undercarriage, including track chains, rollers, idlers, and wear skis.
  • Inspect and rebuild or replace the discharge conveyor drive and idler bearings.

Servicing the PR-1000C beyond the schedule

Predictive Maintenance & Fluid Analysis

Pull regular oil samples from the mechanical 3208 diesel, since it has no ECM to flag trouble electronically. Sample hydraulic oil too: a tired propel or drum-drive pump shows up first as reduced drum speed and rougher cut quality, well before any warning lamp lights. Track hydraulic oil temperature during hard-material cuts and log undercarriage wear-ski thickness so replacement is planned, not reactive. Clean grade and slope sensor connectors before dust and asphalt residue cause an erratic leveling read.

Corrective & Common Repairs

Most engine complaints on this mechanical diesel trace back to cooling-system neglect rather than emissions electronics: watch for oil leaks, overheating from restricted cooling passages, and head gasket failure after a hot-run event. Charging-system faults usually come down to a slipping alternator belt or corroded battery terminals. On the milling end, skipped bit rotation lets turrets run dry and damages the rotor housing, a far costlier fix than routine bit changes. Conveyor jams and belt misalignment commonly trip the pull-cord safety switch and need clearing before the drive will reset.

Overhaul & Rebuild Points

Because the cutting drum lives in constant contact with pavement, plan rotor housing and turret-holder overhauls around cutting hours and material hardness, not calendar time. Track-type undercarriages on this machine load harder than a comparable dozer since the planer pulls itself into the cut; expect rebuild attention first at the anti-slab wear shoe, bolt-on wear skis, and leg-post/roller area. Budget for hydraulic pump and propel motor rebuilds once oil samples show wear metal, and plan engine top-end work once compression and oil consumption decline on the 3208.

Seasonal & Environment Servicing

Switch to No. 1-D or a winter-blend diesel and check coolant concentration before cold weather, since this era of engine has no aftertreatment system to compensate for cold-start strain. Drain or treat the water spray system with an antifreeze additive ahead of freezing storage to prevent cracked lines and pump housings. In hot, dusty milling seasons, clean grade/slope sensor lenses and harness connectors more often, since kicked-up dust and moisture are the usual cause of erratic leveling. Recheck track tension seasonally as ambient temperature shifts material feel underfoot.

PR-1000C common service parts

Part numberPart
9N-6007Filter As-Engine OilCheck fitment →

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PR-1000C fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
Engine Oil Pressure warning lamp (no CID/FMI number)Red lamp on the instrument panel lights when engine oil pressure drops below the safe minimum for the 3208 engine.Low oil level, worn or failing oil pump, plugged oil filter, or a bad pressure sending unit/gauge.Shut engine down immediately, verify oil level on the dipstick, inspect the filter, and check the sender wiring before restarting.
Coolant Temperature warning lamp (no CID/FMI number)Panel lamp/gauge signals engine coolant has exceeded the normal operating temperature range.Low coolant level, plugged radiator fins, failed thermostat, slipping or broken fan belt.Idle the engine down, let it cool, check coolant level and radiator for debris, inspect belt and thermostat.
Charging System (alternator) warning lampLamp indicates the alternator is not charging the battery circuit.Broken or slipping alternator belt, failed alternator or regulator, loose/corroded battery cable.Check belt tension and condition, inspect battery terminals and wiring, test alternator output.
Air Filter Restriction indicatorMechanical or electrical indicator shows the air intake filter element has reached its restriction limit.Dirty or clogged primary/secondary air filter element from milling dust.Service or replace the air filter element and reset the restriction indicator.
Conveyor/rotor pull-cord or overload trip (no numeric code)Safety pull-cord or overload switch on the discharge conveyor or cutting rotor drive has opened, cutting power to that circuit.Material jam, belt misalignment, rotor overload from a hard obstruction, or an accidentally pulled emergency stop cord.Clear the jam or obstruction, realign the belt, then reset the tripped switch before restarting the drive.

Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.

PR-1000C attachments & work tools

Machine type - no swappable work-tool line

The PR-1000C is a purpose-built, self-propelled cold planer, not a carrier machine that runs interchangeable buckets, forks, or quick-coupled work tools. Its milling drum, conveyor, and water system are integral factory components rather than ordered attachments.

Milling/cutting drum

A single integral cutting drum does the milling; dealer listings place this unit in the roughly 3.7-3.8 m (12-12.5 ft) cutting-width class typical of large highway-class cold planers, though the exact width and bit spacing for this specific legacy unit are not confirmed in available dealer documentation - verify against the machine's build sheet or serial number.

Discharge conveyor

A factory-fitted discharge conveyor carries milled material from the cutting chamber into a following truck. Conveyor width and swing configuration are built into the machine and are not a separately ordered work tool.

Water spray / cooling and dust control system

A factory water-spray system cools and lubricates the cutting bits and helps control dust in the cutting chamber, consistent with large cold planers of this class. Tank capacity for this model is not reliably documented - some published figures for the PR-1000C are internally inconsistent (implausible engine output, placeholder-style tank volume) and should not be relied on.

Cutting-chamber guarding and skid plates

Wear-resistant skid plates and side guards around the cutting chamber are standard on this class of cold planer, helping hold grade and shield the drum area. Specific PR-1000C guard configuration and options are not documented in available dealer sources; confirm with a dealer parts lookup by serial number.

Coupler/mounting system

No quick-coupler work-tool interface applies to this machine. That differs from smaller skid-steer- or excavator-mounted cold planer attachments (Cat's compact PC-series line), which do use carrier quick couplers; the PR-1000C is a dedicated tracked milling machine, not a carrier attachment.

Modern drum/rotor system compatibility

Caterpillar's current System K interchangeable milling-rotor line is documented for modern PM/PR2-series cold planers, not for the PR-1000C. No source ties System K rotors to this legacy model, so no cross-compatibility should be assumed.

All PR-1000C assemblies by section

Every catalogued assembly group for the Caterpillar PR-1000C. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Basic Engine
7c4120 Adapter Gp
4n0965 Camshaft Gp-Single
9n3596 Camshaft Gp-Single
9l6065 Cover Gp-Cylinder Block
9L***65Cover Group-Cylinder Block; Cylinder Block Cover Group1
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4n6866 Cover Gp-Cylinder Block
9l7861 Cover Gp-Flywheel Housing
9L***61Cover Group-Flywheel Housing; Flywheel Housing Cover Group1
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6n1897 Cover Gp-Flywheel Housing
4n6798 Cover Gp-Front Housing
4N***98Cover Group-Front Housing; Front Structure Cover Group1
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6n1400 Cover Gp-Oil Pan
4w6968 Cover Gp-Valve Mechanism
4w2581 Cover Gp-Valve Mechanism-Part 2 Of 2
4w2581 Cover Gp-Valve Mechanism-Part 1 Of 2
8n0913 Cover Gp-Valve Mechanism
8N***13Cover Group-Valve Mechanism; Valve Mechanism Cover Group1
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7w4184 Cover Gp-Valve Mechanism
4n0922 Crankshaft Gp
4N***22Crankshaft Group; Crankshaft Group1
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9n6222 Crankshaft Gp
2w0085 Crankshaft Gp*R
7e0036 Cylinder Block As
7n0841 Cylinder Block As
9n6356 Cylinder Block Gp*R
9N***56Cylinder Block Group; Cylinder Block Group1
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4n1201 Cylinder Block Gp
2w4859 Cylinder Block Gp
7e4850 Cylinder Block Gp
7c3807 Cylinder Head As
7c2296 Cylinder Head As
7w2241 Cylinder Head As
7w2243 Cylinder Head As*R
7c2320 Cylinder Head As*R
9n3600 Cylinder Head Gp*R
9N***00Cylinder Head Group; Cylinder Head Group1
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1w2282 Cylinder Head Gp*R
4w7007 Cylinder Head Gp-Part 1 Of 2*R
4W***07Cylinder Head Group; Head Group-Cylinder1
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4w7007 Cylinder Head Gp-Part 2 Of 2*R
4W***07Cylinder Head Group; Head Group-Cylinder1
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7w2242 Cylinder Head Gp
8n5572 Pulley & Damper Gp
8N***72Damper & Pulley Group; Pulley And Damper Group1
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9n5590 Pulley & Damper Gp
9N***90Damper & Pulley Group; Pulley And Damper Group1
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4w9965 Damper Gp
1K***72Locknut Horn To Guard12
4W***65Damper Group1
8M***78Stud-Taperlock12
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4n7351 Drive Gp-Accessory
4n8850 Flywheel Gp
7n3079 Flywheel Gp
4n6341 Gear Gp-Front Timing
4N***41Gear Group-Front; Front Timing Gear Group1
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4n3825 Gear Gp-Rear
4N***25Gear Group-Rear; Rear Timing Gear Group1
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7w3999 Housing Gp-Flywheel
7c6032 Housing Gp-Flywheel
4n2931 Housing Gp-Flywheel
4N***31Housing Group-Flywheel; Housing Group-Flywheel1
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9n5211 Housing Gp-Front
9N***11Housing Group-Front; Front Housing Group1
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4n5226 Housing Gp-Front
4N***26Housing Group-Front; Front Housing Group1
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7n7767 Lifting Gp-Engine
7N***67Lifting Group-Engine; Engine Lifting Eye Group1
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4n6808 Lifting Gp
7n8464 Lines Gp-Positive Crankcase Ventilation
7N***64Lines Group-Pcv; Positive Crankcase Ventilation Lines Gp.1
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4n2647 Pan Gp-Oil
9n6314 Pan Gp-Engine Oil
9N***14Pan Group-Oil; Pan Gp-Engine Oil1
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2w9054 Rod & Piston Gp-12 Required
2W***54Piston & Rod Group; Connecting Rod & Piston Group1
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9n6435 Rod & Piston Gp-8 Required
2w4841 Piston Gp
2w9053 Piston Gp
7w5927 Arm Gp-Valve Rocker
7W***27Rocker Arm Group; -Rear, Rh; Front, Lh1
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4n1717 Rocker Arm Gp
7w5926 Arm Gp-Valve Rocker
7W***26Rocker Arm Group; -Front, Rh; Rear, Lh1
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9n0542 Seal Gp-Crankshaft
9N***42Seal Group-Crankshaft; Crankshaft Seal Group1
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9n5224 Support Gp-Engine
6n6499 Support Gp-Engine
6N***99Support Group-Engine; Engine Support Group-Front1
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7n9078 Support Gp-Engine
7N***78Support Group-Engine; -Front, Wide1
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9l8790 Valve As
7c6353 Valve As
4n7352 Valve Mechanism Gp
4N***52Valve Mechanism Group; Mechanism Group-Valve1
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9n3603 Valve Mechanism Gp
9N***03Valve Mechanism Group; Valve Mechansim Group1
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Console/Panel
820772 Console & Control Gp-Part 1 Of 2
820772 Console & Control Gp-Part 1 Of 3
820772 Console & Control Gp-Part 2 Of 3
820772 Console & Control Gp-Part 2 Of 2
820772 Console & Control Gp-Part 3 Of 3
0820773 Panel As-Instrument-Part 3 Of 3
0820773 Panel As-Instrument-Part 2 Of 3
0820773 Panel As-Instrument-Part 1 Of 3
7n4160 Switch Gp
Conveyor
0820930 Conveyor As-Lower-Part 1 Of 2
0820930 Conveyor As-Lower-Part 2 Of 2
0820959 Conveyor As-Upper-Part 1 Of 3
0820959 Conveyor As-Upper-Part 3 Of 3
0820959 Conveyor As-Upper-Part 2 Of 3
0820928 Support As-Lower Conveyor
0820958 Support As-Upper Conveyor
7x5080 Kit-Conveyor Extension
Cooling System
4n8099 Aftercooler Gp-Water
4n2388 Cooler Gp-Engine Oil
4N***88Cooler Group-Engine Oil; Engine Oil Cooler Group1
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1w4912 Cooler Gp-Engine Oil
9n3593 Cooler Gp-Engine Oil
7r2922 Cooling Gp-Radiator
5n5742 Cover Gp-Water Outlet Orificed
5N***42Cover Group-Water Outlet; Cover Gp-Water Outlet Orificed1
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8n0021 Filter Gp-Coolant
8N***21Filter Group-Coolant; -Dual Element1
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6n1898 Lines Gp-Water Aftercooler
6N***98Lines Group-Water; Lines Group-Water (Aftercooler)1
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4n2452 Lines Gp-Water
6n0466 Lines Gp-Water
4n5837 Pump Gp-Water
4N***37Pump Group-Water; Pump Group-Water1
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4n7657 Pump Gp-Water*R
4N***57Pump Group-Water; Pump Gp-Water (4n***37 N/S)1
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1341487 Pump Gp-Water
9n3654 Pump Gp-Water
9N***54Pump Group-Water; Water Pump Group1
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1050196 Pump Gp-Water
Cutter
9n8226 Clutch As
0820691 Counterweight As-Part 1 Of 2
0820691 Counterweight As-Part 2 Of 2
0820736 Drive Gp-Auxiliary Cutter-Part 1 Of 2
0820736 Drive Gp-Auxiliary Cutter-Part 2 Of 2
8t6299 Torque Hub As
7x3623 Cutter As-12 Ft. 6 In.-Part 3 Of 3
7x3623 Cutter As-12 Ft. 6 In.-Part 2 Of 3
7x3623 Cutter As-12 Ft. 6 In.-Part 1 Of 3
Engine Arrangement
7w7541 Engine Ar-Part 2 Of 2
2W***65Lines Group-Fuel Injection; Lines Group-Fuel Injection1
2W***54Piston & Rod Group; Connecting Rod & Piston Group12
4N***28Meter Group-Service; Meter Group-Service1
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7w7541 Engine Ar-Part 1 Of 2
2N***20Breather Group; Breather Gp-Crankcase2
2W***37Filler Group-Oil1
4N***22Crankshaft Group; Crankshaft Group1
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2w8227 Engine Ar-Part 2 Of 2
1N***54Pump Group-Engine Oil1
1W***36Lines Group-Fuel Filter; Fuel Filter Lines Group1
2W***70Turbocharger Group1
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9e1814 Engine Ar
3N***41Control Group-Governor1
4W***65Damper Group1
5N***42Cover Group-Water Outlet; Cover Gp-Water Outlet Orificed1
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2w8227 Engine Ar-Part 1 Of 2
2W***27Engine Ar1
4N***68Filter Group-Fuel; Fuel Filter Group1
4W***21Pump Group-Gov & Fuel Inj; Pump Gp-Governor & Fuel Injection1
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9e1888 Engine Ar
1W***34Gauge Group-Oil Level (Dipstick)1
1W***40Elbow Group-Exhaust1
2W***27Engine Ar1
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Frame
8t4037 Mount As-Adjustable Sensor
0820994 Plumbing As-Hydraulic Oil Tank
0820810 Scale As-Deck
1c4209 Mounting As-Sensor
8t3905 Ski Gp-Averaging
0820688 Stop As-Mainframe
0820707 Main-Frame As-Part 2 Of 4
0820707 Main-Frame As-Part 3 Of 4
0820707 Main-Frame As-Part 4 Of 4
0820707 Main-Frame As-Part 1 Of 4
Fuel System And Governor
3n7741 Control Gp-Governor
9l6743 Control Gp-Governor
9L***43Control Group-Governor; Governor And Control Group1
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6n3195 Drive Gp-Governor & Fuel Pump
6N***95Drive Group-Governor & Fuel Pump; Governor & Fuel Injection Pump Drive Group1
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9n3607 Drive Gp-Governor & Fuel Pump
9N***07Drive Group-Governor & Fuel Pump; Governor And Fuel Pump Drive Group1
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6n8791 Drive Gp-Tachometer-Single
6N***91Drive Group-Tachometer; Drive Gp-Tachometer-Single1
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7w5993 Drive Gp-Tachometer
9l6925 Fastener Gp-Fuel Pump Housing
9L***25Fastener Group-Fuel Pump Housing; Fuel System Fastener Group1
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9y3336 Fastener Gp
4n5868 Filter Gp-Fuel
4N***68Filter Group-Fuel; Fuel Filter Group1
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8h7204 Filter Gp-Fuel
4n6925 Filter Gp-Fuel
4N***25Filter Group-Fuel; Filter Group-Fuel1
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821045 Fuel System-3412 Engine
820900 Fuel System-3208 Engine
6n8882 Gauge Gp-Fuel Pressure
4w6013 Governor Gp-Part 1 Of 2
4w6013 Governor Gp-Part 2 Of 2
7n6124 Housing As-Pump
1w4436 Lines Gp-Fuel Filter
1W***36Lines Group-Fuel Filter; Fuel Filter Lines Group1
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7w1077 Lines Gp-Fuel Filter
7W***77Lines Group-Fuel Filter; Fuel Filter Lines Group1
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4w5800 Lines Gp-Fuel Injection
4W***00Lines Group-Fuel Injection; Fuel Injection Lines Group1
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9y0300 Lines Gp-Fuel Injection
4w5798 Lines Gp-Fuel Injection
4w5799 Lines Gp-Fuel Injection
2w8065 Lines Gp-Fuel Injection
2W***65Lines Group-Fuel Injection; Lines Group-Fuel Injection1
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7w1998 Lines Gp-Fuel Injection
7W***98Lines Group-Fuel Injection; Fuel Injection Lines Group1
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7c6299 Lines Gp-Fuel Injection
7c6300 Lines Gp-Fuel Injection
9y0301 Lines Gp-Fuel Injection
4w7018 Nozzle As-Fuel Valve*R
6n1947 Piston Gp-Governor Servo
4w7374 Plate Gp-Governor Adapter
4w6068 Pump Gp-Fuel Injection-Part 2 Of 2
4w6068 Pump Gp-Fuel Injection-Part 1 Of 2
7w0561 Pump Gp-Fuel Injection
4w0101 Pump Gp-Fuel Injection
4n3287 Pump Gp-Fuel Priming
4N***87Pump Group-Fuel Priming; Pump Group-Fuel Priming1
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4n4314 Pump Gp-Fuel Priming
4N***14Pump Group-Fuel Priming; Fuel Priming Pump Group1
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4w5477 Pump Gp-Fuel Transfer
4n1101 Pump Gp-Fuel Transfer
4w5621 Governor & Fuel Injection Pump Gp
4W***21Pump Group-Gov & Fuel Inj; Pump Gp-Governor & Fuel Injection1
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7c8972 Governor & Fuel Injection Pump Gp*R
4w5622 Governor & Fuel Injection Pump Gp
7c8928 Governor & Fuel Injection Pump Gp-Part 1 Of 5
4w5634 Governor & Fuel Injection Pump Gp-Part 4 Of 5
7c8928 Governor & Fuel Injection Pump Gp-Part 2 Of 5
4w5634 Governor & Fuel Injection Pump Gp-Part 2 Of 5
4w5634 Governor & Fuel Injection Pump Gp-Part 3 Of 5
7c8928 Governor & Fuel Injection Pump Gp-Part 5 Of 5
4w5638 Governor & Fuel Injection Pump Gp*R
4w5634 Governor & Fuel Injection Pump Gp-Part 5 Of 5
7c9496 Governor & Fuel Injection Pump Gp
7C***96Pump Group-Gov & Fuel Inj; Pump Gp-Governor & Fuel Injection1
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7c8928 Governor & Fuel Injection Pump Gp-Part 3 Of 5
7c9497 Governor & Fuel Injection Pump Gp
7c8928 Governor & Fuel Injection Pump Gp-Part 4 Of 5
7c8973 Governor & Fuel Injection Pump Gp
4w5639 Governor & Fuel Injection Pump Gp
4w5634 Governor & Fuel Injection Pump Gp-Part 1 Of 5
4w8929 Pump Gp-Governor, Fuel Injection, Fuel Transfer
4W***29Pump Group-Gov, Fuel Inj & Tfr; Governor, Fuel Inj. & Fuel Tfr. Pump Group1
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9n6519 Separator Gp-Water
4n4267 Torque Control Gp
4N***67Torque Control Group; Governor Torque Spring Group1
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6n0509 Torque Control Gp
Hydraulic System
8c0338 Brake As-Hydraulic
8t3903 Control As-Slope-Part 2 Of 2
8t3903 Control As-Slope-Part 1 Of 2
8t5540 Cylinder As-Hydraulic
8c0447 Cylinder Gp-Hydraulic
0817895 Hydraulic As-Cutter Door-Part 2 Of 2
0817895 Hydraulic As-Cutter Door-Part 1 Of 2
0820996 Hydraulic System-Auxiliary Pressure/Return-Part 1 Of 2
08***96Hydraulic Group-Auxiliary Press/Retn1
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0820996 Hydraulic System-Auxiliary Pressure/Return-Part 2 Of 2
08***96Hydraulic Group-Auxiliary Press/Retn1
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0821019 Hydraulic System-Lower Conveyor Controls
0821001 Hydraulic System-Upper Conveyor Controls
08***83Hydraulic Group-Upper Convyr Swg; Hydraulic System-Upper Conveyor Swing1
08***01Hydraulic Group-Conveyor Cntrl1
08***02Hydraulic Group-Upper Convyr Elv; Hydraulic System-Upper Conveyor Elevator1
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0820998 Hydraulic System-Lower Conveyor Drive
0820999 Hydraulic System-Upper Conveyor Drive
820997 Hydraulic System-Conveyor Pump & Control-Part 2 Of 2
08***97Hydraulic Group-Convyr Pmp Cntl1
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820997 Hydraulic System-Conveyor Pump & Control-Part 1 Of 2
08***97Hydraulic Group-Convyr Pmp Cntl1
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0820980 Hydraulic System-Cutter Moldboard-Part 2 Of 2
08***80Hydraulic Group-Cutter Molboard1
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0820980 Hydraulic System-Cutter Moldboard-Part 1 Of 2
08***80Hydraulic Group-Cutter Molboard1
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0821000 Hydraulic System-Automatic Elevation-Part 2 Of 2
0821000 Hydraulic System-Automatic Elevation-Part 1 Of 2
7x8303 Hydraulic System-Manual Elevation-Part 1 Of 2
7x8303 Hydraulic System-Manual Elevation-Part 2 Of 2
820995 Hydraulic System-Ground Drive-Part 2 Of 2
820995 Hydraulic System-Ground Drive-Part 1 Of 2
0821002 Hydraulic System-Upper Conveyor Elevation
08***02Hydraulic Group-Upper Convyr Elv; Hydraulic System-Upper Conveyor Elevator1
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0820983 Hydraulic System-Upper Conveyor Swing Control
08***83Hydraulic Group-Upper Convyr Swg; Hydraulic System-Upper Conveyor Swing1
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8t4043 Motor Gp-Hydraulic
9n8963 Pendulum As
8t3951 Sensor As
7x8300 Hydraulic System-Manual Steering
1c4831 Valve As
8t4047 Valve As-Cylinder Lock
8c0769 Valve As
8t6273 Valve Gp
Intake And Exhaust System
3n2915 Adapter Gp-Air Cleaner
3N***15Adapter Group-Air Cleaner; Air Cleaner Adapter Group1
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6n6078 Air Cleaner Gp
7n6331 Air Cleaner Gp
6n6090 Air Compressor Gp*R
6n8895 Air Compressor Gp
9n3676 Cartridge Gp-Turbocharger*R
7w2878 Cartridge Gp-Turbocharger*R
1w7740 Elbow Gp-Exhaust
4w7649 Lines Gp-Air
9n6755 Lines Gp-Air
9N***55Lines Group-Air; Air Lines Group1
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4n2934 Lines Gp-Turbocharger Oil
8n8925 Manifold Gp-Exhaust
8N***25Manifold Group-Exhaust; Exhaust Manifold Group1
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9n3612 Manifold Gp-Exhaust
9N***12Manifold Group-Exhaust; Exhaust Manifold Group1
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9n6619 Manifold Gp-Inlet
9N***19Manifold Group-Inlet; Inlet Manifold Group1
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4w9970 Parts Gp-Misc
4N***08Pulley-Air Compressor1
4W***70Parts Group-Miscellaneous1
6N***91Gasket; (5.63 X 3.44 In)1
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6n9091 Shield Gp-Manifold Heat
6N***91Shield Group-Manifold; -Exhaust Manifold1
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820876 Air Compressor Gp-Part 1 Of 2
820876 Air Compressor Gp-Part 2 0f 2
7r3055 Supply Gp-Air-(3208 Engine)
7w2875 Turbocharger Gp*R
2w7470 Turbocharger Gp
4w7648 Turbocharger Gp
4w7500 Turbocharger Gp
Lubrication System
2n8220 Breather Gp-Crankcase
2N***20Breather Group; Breather Gp-Crankcase1
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4n2481 Fastener Gp-Oil Pump Mounting
4N***81Fastener Group-Oil Pump Mounting; Oil Pump Mounting Fastener Group1
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2w6537 Filler Gp-Engine Oil
9n6007 Filter As-Engine Oil-2 Required
9y0858 Filter Gp-Engine Oil
4n2387 Filter Gp-Engine Oil
6n7305 Fumes Disposal Gp
9n2538 Gauge Gp-Oil Level
9N***38Gauge Group-Oil Level (Dipstick)1
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1w3134 Gauge Gp-Oil Level
1W***34Gauge Group-Oil Level (Dipstick)1
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7w5292 Gauge Gp-Oil Level
7W***92Gauge Group-Oil Level (Dipstick)1
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9y0304 Guide Gp-Oil Level (Rear)
9Y***04Guide Group-Oil Level; Guide Gp-Oil Level (Rear)1
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8n3037 Lines Gp-Engine Oil
9n6336 Lines Gp-Engine Oil
7c6256 Lines Gp-Engine Oil
1n4254 Pump Gp-Engine Oil
6n1030 Pump Gp-Engine Oil
6N***30Pump Group-Engine Oil; Engine Oil Pump Group1
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Power Train
0817690 Gear-Box As-Two Pump
8c7017 Torque Hub As
7x8302 Power Pack Gp-3208-Part 2 Of 4
7x8301 Power Pack Gp-3412-Part 4 Of 4
7x8302 Power Pack Gp-3208-Part 3 Of 4
7x8302 Power Pack Gp-3208-Part 1 Of 4
7x8301 Power Pack Gp-3412-Part 1 Of 4
7x8301 Power Pack Gp-3412-Part 2 Of 4
7x8302 Power Pack Gp-3208-Part 4 Of 4
7x8301 Power Pack Gp-3412-Part 3 Of 4
9p7783 Roller Gp-Single Flange
9P***83Roller Group-Single Flange; Track Roller Group-Single Flange1
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6k9879 Roller Gp-Track Carrier
6K***79Roller Group-Track Carrier; Track Carrier Roller Group1
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0821038 Take-Up As
0820764 Track Gp
0820762 Track As
0820763 Track As-2 Required
08***63Track Group; (Front & Right Rear)1
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1c4591 Wheel As-Grade Sensing
Service Equipment And Supplies
7x3728 Decal Gp-Part 1 Of 2
7x3728 Decal Gp-Part 2 Of 2
7x3619 Shipping Gp
7x3749 Shipping Gp-Conveyor
Starting And Electrical System
0821023 Electrical As-Part 2 Of 3
0821023 Electrical As-Part 3 Of 3
0821023 Electrical As-Part 1 Of 3
4n2328 Meter Gp-Service
4N***28Meter Group-Service; Meter Group-Service1
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6n2926 Mounting Gp-Alternator
6N***26Mounting Group-Alternator; Alternator Mounting Group1
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4n9314 Shut-Off Gp-Electrical
9n0683 Shut-Off Gp-Electrical
7w6124 Shut-Off Gp-Electrical
3t3421 Solenoid As
3t8635 Solenoid As
6t4750 Solenoid As-Shut-Off
6T***50Solenoid As-Shutoff; Solenoid Shut-Off Group1
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6n3749 Solenoid As-Shut-Off
6N***49Solenoid As-Shutoff; Solenoid Shut-Off Group1
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6t6121 Solenoid As-Shut-Off
6T***21Solenoid As-Shutoff; Shut-Off Solenoid Group1
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6t6122 Solenoid As-Shut-Off
6T***22Solenoid As-Shutoff; Solenoid Gp-Shut-Off--Ledex Inc1
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7t8854 Solenoid As-Starting Motor
6n9988 Solenoid Gp-Shut-Off
6N***49Solenoid As-Shutoff; Solenoid Shut-Off Group1
6N***88Solenoid Group-Shutoff1
6T***50Solenoid As-Shutoff; Solenoid Shut-Off Group1
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6t4126 Solenoid Gp-Shut-Off
6T***26Solenoid Group-Shutoff; Solenoid Gp-Shut-Off1
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7n8884 Solenoid Gp-Shut-Off
7N***84Solenoid Group-Shutoff; Solenoid Gp-Shut-Off1
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6n9987 Solenoid Gp-Shut-Off
6N***87Solenoid Group-Shutoff1
6T***26Solenoid Group-Shutoff; Solenoid Gp-Shut-Off1
6T***22Solenoid As-Shutoff; Solenoid Gp-Shut-Off--Ledex Inc1
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6n1889 Starting Motor Gp-Electric*R
6N***89Starting Motor Group-Electric1
7T***94Starting Motor Group-Electric1
8C***44Starting Motor Group-Electric; Starting Motor Gp - Electric1
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3t2649 Starting Motor Gp-Electric-Part 1 Of 3
3t2649 Starting Motor Gp-Electric-Part 3 Of 3
3t2649 Starting Motor Gp-Electric-Part 2 Of 3
9g5584 Starting Motor Gp-Electric-Part 1 Of 2
9g5584 Starting Motor Gp-Electric-Part 2 Of 2
7t0794 Starting Motor Gp-Electric
8c3644 Starting Motor Gp-Electric
8C***44Starting Motor Group-Electric; Starting Motor Gp - Electric1
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1211323 Switch Gp
Steering
0819893 Indicator As-Steering
0820721 Leg As
Water Spray System
8c0880 Motor Gp-Hydraulic
8t3904 Pump As-Water
8t8049 Pump As-Water
8t4046 Pump Gp-Water
0820830 Spray As-Roller
0820819 Water System-Part 1 Of 2
0820819 Water System-Part 2 Of 2

PR-1000C serial number reference

On this cold planer the PIN/serial plate is riveted to the main frame, commonly on the right-hand frame rail near the operator's platform or engine bay, not on the cutting drum housing. Read the first 3 characters as the prefix, which identifies the model/production break, and the digits that follow as the sequential unit number within that break.

PrefixIdentifies
5XCPR-1000C cold planer, standard production

Frequently asked questions

What engine does the Caterpillar PR-1000C run?

The mechanical Cat 3208 diesel. Parts-catalog fitment data ties this engine directly to the PR-1000C's confirmed serial range; a separately published high-horsepower figure for this model does not match that fitment data and should not be relied on.

What is the operating weight of the Caterpillar PR-1000C?

Published spec tables put operating weight at roughly 46.8 t (103,000 lb), but this figure is single-sourced and should be treated as approximate. Weight varies by configuration, including water tank fill level and any attached options, so confirm against the specific unit before transport planning.

What replaced the Caterpillar PR-1000C?

No documented one-for-one successor exists. The PR-1000C was itself a running update to the base PR-1000 within the same serial-prefix platform, not a new model line. Caterpillar's current large highway-class cold planers, built around electronic engines and interchangeable milling rotors, now cover the segment the PR-1000C once served, but no source ties a specific modern model to it as a direct replacement.

What PR-1000C owners discuss

What engine does the PR-1000C run, and what quirks show up with age?
Cat parts-catalog fitment data ties the PR-1000C's confirmed serial range to the mechanical 3208 diesel; a separately published high-horsepower figure for this model does not match that fitment data and should not be relied on. Being an older mechanical, non-electronic diesel, the common age-related complaints on 3208-family engines are oil leaks, cooling-passage restriction leading to overheating, blown head gaskets after a hot-run event, and blow-by once ring wear sets in. There's no aftertreatment system to babysit, so most trouble traces back to cooling system neglect rather than emissions electronics. Have your dealer verify head gasket and cooling system condition before putting a used unit back into heavy-cut service.
How does the hydraulic propel and drum drive behave in everyday milling?
Like other tracked cold planers in this class, the machine runs independent propel pumps driving each track in a cross-drive pattern for traction, with drum speed drawing off the same hydraulic system. Operators report that marginal hydraulic flow or a tired pump shows up first as reduced drum speed and rougher cut quality, well before it triggers an outright warning. Running consistently near the edge of flow capacity, especially in harder or thicker material, drives hydraulic oil temperature up and shortens pump and motor life. Watch the oil temperature gauge and cooler condition rather than waiting on a fault light.
What wear pattern shows up on the undercarriage and side plates?
Track-type cold planers load the undercarriage harder than a comparable dozer or loader because the machine pulls itself down into the cut as well as forward. Owners and dealers point to wear concentrating at the anti-slab wear shoe, the bolt-on wear skis running the length of the side plates, and the leg-post/track roller area, especially on machines that spend a lot of time in deep-cut or hard-material work. Later hardware in this product line added thicker bolt-on wear skis specifically to address this pattern, a reasonable proxy for what fails first on an older PR-1000C. Have your dealer verify track and roller wear before committing to a major undercarriage overhaul.
Why do people call cold planers like this "self-destructing" machines?
Because the working end lives in direct, continuous contact with asphalt or concrete, cold planers chew through cutting bits, turret holders, and rotor housing wear parts faster than almost any other machine on a job site. That is normal, expected wear rather than a defect, but it means maintenance intervals need to be judged by cutting hours and material hardness, not just calendar time or engine hours. Skipping bit rotation or letting turrets run dry accelerates rotor housing damage, which is a far more expensive fix than routine bit changes.
What electrical or sensor issues come up most on this class of cold planer?
The grade and slope control system mixes contacting (ski or side-plate) sensors with non-contacting sonic averaging sensors; dust, moisture, and asphalt residue kicked up during milling are the usual culprits when a sensor reads erratically or a leveling cylinder hunts. Beyond the sensors themselves, most electrical fault reports on machines this age trace back to the wiring path - corroded connectors, chafed harness runs near the rotor compartment, or a weak ground - rather than a bad sensor or module. Clean and dielectric-grease sensor and harness connectors as routine maintenance rather than waiting for a fault to surface.
Is there anything specific to check when buying a used PR-1000C?
Ask for hours and service history first; heavy planers get worked hard, and thin records are a red flag. Inspect the rotor housing, cutting bit turrets, and conveyor for wear consistent with the reported hours - a low-hour machine with heavily worn cutting components has likely been under-recorded or run in abrasive material. Check the undercarriage (wear skis, anti-slab shoe, track rollers) and confirm the engine has no history of overheating or head gasket work. Run the hydraulic system under load if possible and watch oil temperature and drum speed together, since a marginal pump usually shows there first. Have your dealer verify engine and hydraulic pump condition with a proper inspection before final purchase.
Does the drum engagement system have any known quirks?
Operators of this era of cold planer note that trying to engage the drum without confirming the engine is actually running is an easy, embarrassing mistake - the drum will not take up without engine power and hydraulic flow present, which can read like a stuck clutch or bad switch when it is really an interlock doing its job. Beyond that operator-error case, general consensus on machines this age is that drum engagement hydraulics and any associated safety interlock should be tested both cold and at operating temperature, since a marginal solenoid or valve can behave differently once oil is up to heat. Have your dealer verify the drum engagement interlock and hydraulic valve operation on a used machine before returning it to service.

Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.

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