Jcb 8080(SCRAPPED - NOT BEING USED)
Maintenance schedule, common problems & OEM parts breakdown
The JCB 8080 ZTS is a midi excavator produced from 2003 to 2009 with an operating weight of 8250 kg (18188 lbs). It is powered by a 3.1-liter, four-cylinder diesel engine producing 43 kW (57 HP) net power. The machine features a zero tailswing design with a rear swing radius of 1189 mm (46.8 in) and an overall width of 2316 mm (91.2 in). Configurations include a full-size high-comfort cab, air conditioning, and overload alert systems. It offers a maximum digging depth of 4243 mm (167 in) and a maximum reach along the ground of 6706 mm (264 in).
The 8080 ZTS succeeded earlier midi excavator models and was eventually replaced by the JS series. Its significance in the used market lies in its zero tailswing capability, allowing operation in confined spaces without a counterweight overhang. The machine's 500-hour engine oil interval, enabled by its non-DEF Dieselmax engine, reduces downtime compared to competitors with shorter intervals. The 8080 ZTS remains a sought-after unit for utility and landscaping work due to its compact footprint and robust hydraulic system.
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.
Jcb 8080(SCRAPPED - NOT BEING USED) specifications
Engine
| Model | Isuzu |
| Number of Cylinders | 4 |
| Displacement | 3.1 L (186 cu in) |
| Gross Power | 62.3 HP (46.5 kW) |
| Net Power | 57.6 HP (43 kW) |
| Rated Power RPM | 2300 RPM |
| Emissions Tier | Not documented for this exact serial range — verify with your dealer |
Weights
| Operating Weight | 18188 lbs (8250 kg) |
| Shipping Weight | Not documented for this exact serial range — verify with your dealer |
| Ground Pressure | 5.97 psi (41.2 kPa) |
Dimensions
| Transport Length | 19.93 ft (6060 mm) |
| Transport Width | 7.56 ft (2316 mm) |
| Transport Height | 9.25 ft (2830 mm) |
| Track Gauge | 6.08 ft (1850 mm) |
| Ground Clearance | 1.17 ft (363 mm) |
| Tail Swing Radius | 3.83 ft (1160 mm) |
| Removal Counterweight Clearance | 2.5 ft (767 mm) |
| Shoe Size | 18 in (450 mm) |
Performance
| Max Travel Speed | 3.4 mph (5.5 km/h) |
| Max Digging Depth | 13.83 ft (4214 mm) |
| Max Reach Along Ground | 21.92 ft (6677 mm) |
| Max Loading Height | 15.42 ft (4703 mm) |
| Max Cutting Height | 21.08 ft (6436 mm) |
| Max Vertical Wall Digging Depth | 9 ft (2752 mm) |
| Drawbar Pull | 12950 lbs (57.6 kN) |
Service capacities (summary)
| Fuel Tank | 27.3 gal (103 L) |
| Hydraulic System | 27.8 gal (105 L) |
| Engine Oil | 2.5 gal (9.6 L) |
| Cooling System | 3.7 gal (14 L) |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
8080(SCRAPPED - NOT BEING USED) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | 9.5 l (2.5 gal) | JCB engine oil (for non-DPF engines) or JCB Advanced engine oil (for DPF equipped low-emission engines) |
| Cooling system | 14.0 l (3.7 gal) | JCB approved silicate-based engine coolant |
| Fuel tank | 103.3 l (27.3 gal) | Standard diesel fuel |
| Hydraulic system AND tank | 105.2 l (27.8 gal) | JCB genuine hydraulic oil |
| Grease (spec only) | N/A | JCB boom grease or JCB blue grease |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Jcb 8080(SCRAPPED - NOT BEING USED) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the 8080(SCRAPPED - NOT BEING USED) beyond the schedule
Predictive Maintenance & Fluid Analysis
Baseline oil sampling at the 500-hour interval is critical for the 8080 ZTS. Collect samples from the engine, hydraulic tank, axle, and final drive systems. Compare subsequent samples against this baseline to detect bearing wear or contamination 500 to 800 hours before failure. Inspect the hydraulic return filter magnet for metallic debris at every 500-hour service. Use JCB Engine Oil Special or equivalent 15W-40 diesel oil. Monitor coolant silicate separation in the expansion bottle; brown sludge indicates separation requiring immediate coolant change to prevent corrosion.
Corrective & Common Repairs
Address idle mode issues by checking electronic throttle control and electric feeder fuel pump. Low diesel flow from a faulty feeder pump causes stalling during operation. Inspect hydraulic lines for chafing and pinhole seepage, particularly at the kingpost and boom connections. Check cylinder rods for scoring and fittings for weep. Verify track tension and roller condition to prevent accelerated undercarriage wear. Test alternator and starter load regularly to catch failing electrical components before they strand the machine.
Overhaul & Rebuild Points
The 2000-hour service requires measuring swing ring radial and axial play on JS-series excavators using dial indicators. Inspect boom, arm, chassis, and side frames for cracking or unauthorized welding. Check turbocharger shaft play, boot condition, and wastegate function on Dieselmax engines. Service immersed brakes and check disc wear. Use a JCB ServiceMaster diagnostic tool to check injector spray patterns and replace injectors as required. Torque slew ring bolts to specification to ensure structural integrity.
Seasonal & Environment Servicing
Allow proper warm-up time before applying heavy loads to prevent accelerated wear in cold conditions. Check glow plug operation for cold starts; cycle plugs for 10 to 15 seconds to ensure reliable ignition. Monitor coolant levels in the overflow bottle to prevent leaks. Store the machine under cover to reduce corrosion. Inspect cab HVAC system, including A/C pressure and evaporator condition, to maintain operator comfort. Clean undercarriage thoroughly to prevent dirt buildup from hiding developing problems or accelerating wear.
8080(SCRAPPED - NOT BEING USED) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 32/925827 | Element, Fuel Filter, Cartridge | Fuel system service | Check fitment → |
| 32/926116 | Filter, Fuel, Assembly | Fuel system service | Check fitment → |
| 9099063251 | Bolt | Fuel system service | Check fitment → |
| 32/917301 | Element, Air Filter Main | Air intake service | Check fitment → |
| 32/917302 | Element, Air Filter Safety | Air intake service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
8080(SCRAPPED - NOT BEING USED) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| 121 FLOW LD | High flow load solenoid open circuit | Faulty high flow load solenoid, broken wiring harness, or poor electrical connection at the solenoid connector | Inspect the high flow load solenoid wiring harness for damage or corrosion; check electrical continuity at the solenoid connector; replace the solenoid if the circuit is intact but the component fails testing |
| P0087 | Fuel rail/system pressure too low | Clogged fuel filter, failing fuel lift pump, or restricted fuel line | Check and replace the fuel filter; inspect the fuel lift pump for proper operation; verify fuel line integrity for restrictions or leaks |
| P0117 | Engine coolant temperature sensor circuit low voltage | Faulty coolant temperature sensor, shorted wiring harness, or poor ground connection | Inspect the coolant temperature sensor wiring for shorts or damage; check sensor resistance against specifications; verify ground connections |
| P0521 | Engine oil pressure sensor range/performance issue | Faulty oil pressure sensor, low engine oil level, or sensor wiring fault | Verify engine oil level is correct; inspect the oil pressure sensor wiring and connector for damage; test sensor output with a multimeter |
| P2047 | DEF/AdBlue injector circuit open (SCR system fault) | Open circuit in the DEF injector wiring, faulty injector, or clogged DEF filter | Inspect the DEF injector wiring harness for breaks or corrosion; check the DEF filter for blockages; test the injector circuit for continuity |
| U0100 | Lost communication with Engine Control Module (ECM) | Faulty ECM, broken CAN bus wiring, or poor electrical connection at the diagnostic port | Check the diagnostic port and CAN bus wiring for damage or corrosion; verify ECM power and ground connections; inspect the ECM for physical damage |
| 101 | Low transmission clutch pressure detected | Low transmission fluid level, faulty pressure sensor, or internal transmission issue | Check transmission fluid level and condition; inspect the pressure sensor and its wiring; if fluid is adequate, investigate internal transmission components |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
8080(SCRAPPED - NOT BEING USED) attachments & work tools
Digging Buckets
Standard digging buckets for the JCB 8080 range from 0.6 m³ (0.8 yd³) to 0.93 m³ (1.2 yd³) capacity. Widths span 16 inches (406 mm) to 96 inches (2438 mm) depending on application. Pin-on and weld-on mounting options are available for direct attachment to the boom stick assembly.
Ditching Buckets
Specialized ditching buckets are offered in 78-inch (1981 mm) and 96-inch (2438 mm) widths. Capacities typically range from 0.85 m³ (1.1 yd³) to 0.93 m³ (1.2 yd³). These tools require standard hydraulic quick-coupler or pin-on mounting systems compatible with the 8080 ZTS boom interface.
Thumbs
Hydraulic and mechanical thumbs are available with 2 or 4 tines constructed from AR400 steel. Pin-on thumbs weigh approximately 398 kg (878 lbs) for larger configurations. Weld-on variants are also offered for permanent mounting to the bucket side plates.
Grapples
Mechanical grapples are designed for demolition and material handling tasks. These tools attach via the machine's standard quick-coupler system or pin-on interface. They are engineered to handle irregularly shaped objects and debris common in site clearance operations.
Rippers
Single-shank rippers are available for penetrating compacted ground and frozen surfaces. The ripper mounts directly to the boom stick using the standard pin-on configuration. It is designed for aggressive penetration without requiring additional hydraulic circuits beyond standard auxiliary flow.
Asphalt Cutters
Heavy-duty asphalt cutters, such as the Super-Cutter 200, are compatible with the 8080 class. These tools utilize a four-point contact clamping system for secure attachment. They require hydraulic power to operate the cutting drum and are mounted via the quick-coupler or pin-on system.
Augers
Augers are used for boring holes in various ground conditions. They attach to the boom stick via a standard pin-on or quick-coupler interface. Operation requires a dedicated hydraulic motor and auxiliary hydraulic flow from the machine's secondary circuit.
Breakers
Hydraulic breakers are used for demolishing concrete structures and rock. They mount to the boom stick using a pin-on bracket or quick-coupler. The breaker requires high-pressure hydraulic flow and a specific hose kit to connect to the machine's auxiliary hydraulic ports.
Trenching Chains
Trenching chains are designed for digging precise, narrow trenches. They attach to the boom stick via a specialized pin-on mounting frame. These tools require significant hydraulic flow and pressure to drive the chain mechanism and are typically used for utility line installation.
All 8080(SCRAPPED - NOT BEING USED) assemblies by section
Every catalogued assembly group for the Jcb 8080(SCRAPPED - NOT BEING USED). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
B Bodywork, Cab, Loader End
B4-6-10 Dig End
| 13***1D | Setscrew, M10x45 | 1 |
| 13***0D | Bolt | 1 |
| 13***0D | Bolt, M12x100, Dacromet | 2 |
C Electrics-Machine, Cab & Engine
C2-1-1 Electrical Equipment
| 02***84 | Lead, Starter Earth | 1 |
| 02***52 | Connector, Glowplug | 1 |
| 02***95 | Solenoid, Engine Stop | 1 |
C2-2-1 Starter Motor
| 02***62 | Bolt, M12x35 | 2 |
| 02***70 | Nut, M8 | 1 |
| 02***72 | Washer, . | 1 |
C2-5-1 Alternator
| 33***40 | G.A, Power Unit Assembly | 1 |
| 33***54 | Alternator, 80a | 1 |
| 33***36 | G.A, Alternator, 8080 T3 | 1 |
C2-4-1 Alternator, Installation
| 13***1D | Screw, M10 X 110 | 1 |
| 13***4D | Bolt, M12 X 140mm | 1 |
| 13***3D | Nut, Self Lock M10 | 1 |
E Hydraulics & Air
E2-2-1 Pump Coupling
| 33***19 | Coupling, Drive, (Includes X 3 Screws) | 1 |
| 33***40 | G.A, Power Unit Assembly | 1 |
| 33***35 | Flange, Pump Coupling | 1 |
E2-1-1 Pump, Main Assembly
| 13***8D | Setscrew, M12 X 30 | 4 |
| 16***51 | Adaptor, 1/4"Bsp X 9/16"Sae | 1 |
| 20***43 | Pump | 1 |
E3-1-10 Valve Sae Assembly, 9 Spool & Adaptors
| 13***5D | Screw, M12 X 20mm Long | 4 |
| 13***3D | Nut, Self Lock M10 | 2 |
| 14***8D | Washer, M10 | 2 |
E3-1-1 Valve Sae Assembly, 10 Spool & Adaptors
| 13***5D | Screw, M12 X 20mm Long | 4 |
| 13***3D | Nut, Self Lock M10 | 2 |
| 14***8D | Washer, M10 | 2 |
N Engine 4le2 Tier 3
N1-8-1 Engine Mountings
| 12***02 | Plate, Compression | 6 |
| 13***7D | Setscrew, M10 X 25mm Long | 4 |
| 13***8D | Setscrew, M10 X 30 | 1 |
N1-6-1 Timing Cover, Front End Drive
| 02***99 | Seal | 1 |
| 02***88 | Nut, Cover, M8 | 2 |
| 02***93 | Bolt, M8x60 | 6 |
N1-6-3 Governor Assembly
| 02***77 | Ring, Snap | 1 |
| 02***86 | Pin, . | 2 |
| 02***26 | Nut, . | 1 |
N1-6-4 Timing Gear, And Camshaft
| 02***60 | Bolt, M8x60 | 2 |
| 02***08 | Collar, . | 1 |
| 02***86 | Ring, . | 1 |
N1-6-2 Timing Case
| 02***19 | Nut, M6 | 1 |
| 02***49 | Bolt, M6 X 20 | 3 |
| 02***33 | Nut, M8 | 2 |
N1-4-1 Crankshaft, Pistons, Conrods
| 02***01 | Key, Woodruff | 1 |
| 02***05 | Pin, . | 4 |
| 02***52 | Circlip, . | 8 |
N1-1-1 Engine, Complete
| 33***40 | G.A, Power Unit Assembly | 1 |
| 33***45 | Engine, Abi Kit Complete | 1 |
N1-3-1 Block Assembly
| 02***19 | Plug, Water Drain, Pt 1/4 | 1 |
| 02***21 | Pin, 11odx8 | 4 |
| 02***79 | Plug, O/D = 22mm | 1 |
N1-7-1 Flywheel Housing
| 02***26 | Bolt, M10x25 | 6 |
| 02***03 | Cover | 2 |
| 02***49 | Bolt, M6 X 20 | 8 |
N2-2-1 Rockers And Valves
| 02***19 | Bolt, Oil Level Switch, M6x25 | 5 |
| 02***27 | Collet, Split | 16 |
| 02***55 | Bolt, M6 X 50 | 5 |
N2-3-1 Rocker Cover
| 02***99 | Seal | 1 |
| 02***18 | Stud, M6x20 | 2 |
| 02***49 | Bolt, M6 X 20 | 7 |
N2-4-1 Lifting Brackets
| 02***18 | Bolt, M8x16 | 2 |
| 02***99 | Mounting, . | 2 |
N2-1-1 Cylinder Head Assm.
| 02***79 | Plug, O/D = 22mm | 6 |
| 02***69 | Plug Core, O/D = 45mm | 1 |
| 02***20 | Seal, . | 8 |
N3-5-1 Exhaust Gas, Recirculation System
| 02***62 | Gasket | 2 |
| 02***63 | Gasket | 1 |
| 02***43 | Nut, M8 | 4 |
N3-4-1 Exhaust System
| 13***3D | Setscrew, M8 X 16mm | 4 |
| 13***7D | Setscrew, M10 X 25mm Long | 3 |
| 13***1D | Nut, M8 | 6 |
N3-6-1 Turbocharger Assy.
| 02***62 | Gasket | 1 |
| 02***07 | Bolt, Sensor, M6x16 | 4 |
| 02***46 | Nut, M8 | 7 |
N3-2-1 Exhaust Manifold
| 02***46 | Nut, M8 | 8 |
| 02***18 | Gasket, . | 1 |
| 02***21 | Manifold, Exhaust | 1 |
N3-1-1 Inlet Manifold
| 02***05 | Bolt, M5x20 | 2 |
| 02***52 | Valve | 1 |
| 02***93 | Stud, M6x16 | 2 |
N3-3-1 Filter, Air
| 13***8D | Setscrew, M8 X 30mm | 2 |
| 13***3D | Nut, Self Lock M8 | 2 |
| 14***7D | Washer, M8 Plain | 4 |
N4-6-1 Charge Air Cooler, Hose & Pipework
| 13***3D | Nut, Self Lock M10 | 2 |
| 14***8D | Washer, M10 | 2 |
| 22***10 | Clip, Jubilee | 1 |
N4-1-1 Water Pump Housing
| 02***58 | Gasket | 1 |
| 02***52 | Clip, Hose | 2 |
| 02***68 | Thermostat | 1 |
N4-4-1 Cooler Combination
| 30***90 | Cap, Radiator Pressure, 0.9bar | 1 |
| 33***92 | G.A, Cooling Pack, 8080 Tier 3 | 1 |
| 33***19 | Radiator, Assembly | 1 |
N4-3-1 Cooler, Fittings & Mountings
| 13***7D | Setscrew, M8x25 | 4 |
| 13***5D | Setscrew, M10 X 20 | 15 |
| 13***8D | Setscrew, M10 X 30 | 6 |
N5-1-1 Oil Sump & Dipstick
| 02***57 | Plug, Drain, M24x17 | 1 |
| 02***92 | Gasket, . | 1 |
| 02***96 | Nut, M6 | 4 |
N5-6-1 Turbocharger, Lubrication Circuit
| 02***35 | Bolt, Banjo | 1 |
| 02***07 | Bolt, Sensor, M6x16 | 2 |
| 02***51 | Gasket, . | 2 |
N5-5-1 Oil Cooler
| 02***38 | O Ring | 1 |
| 02***72 | Gasket, Air Breather | 1 |
| 02***53 | Gasket, . | 1 |
N5-2-1 Oil Pump
| 02***38 | O Ring | 1 |
| 02***18 | Bolt, M8x16 | 1 |
| 02***91 | Gasket | 1 |
N5-4-1 Oil Filter, Remote Mounted
| 02***66 | Adapter, . | 1 |
| 13***9D | Bolt, Special M8x90 | 2 |
| 13***1D | Bolt, M8 X 110mm | 1 |
N5-7-1 Cooling Circuit, Exhaust Gas, Reciculation
| 02***52 | Clip, Hose | 10 |
| 02***45 | Clip, Jubilee, Id=45 | 1 |
| 02***18 | Bolt, M8x16 | 1 |
N6-4-1 Fuel System
| 22***01 | Clip, Jubilee | 2 |
| 23***05 | Sleeve, Polyurethane | 1 |
| 25***00 | Cover, Spiral, Sheathing | 0 |
N6-3-1 Nozzle Assembly
| 02***43 | Nozzle, Kit | 2 |
N6-7-1 Fuel Filter, Main
| 02***27 | Cover, . | 1 |
| 02***33 | Joint, . | 2 |
| 17***02 | Washer Sealing | 5 |
N6-1-1 Fuel Injection, Pipework
| 02***45 | Washer, Seal | 4 |
| 02***88 | Nut, Cover, M8 | 8 |
| 02***11 | Bolt, M8x30 | 8 |
N8-1-1 Gasket Set, Engine Overhaul
Frequently asked questions
What engine does the JCB 8080 ZTS use?
The JCB 8080 ZTS uses a 3.1-liter, four-cylinder diesel engine producing 43 kW (57 HP) net power at 2300 RPM.
What is the operating weight of the JCB 8080 ZTS?
The operating weight is 8250 kg (18188 lbs), varying slightly by configuration and attachments.
What model replaced the JCB 8080 ZTS?
The JCB 8080 ZTS was succeeded by the JS series of midi excavators.
What 8080(SCRAPPED - NOT BEING USED) owners discuss
What are the known powertrain and hydraulic control behaviors for the JCB 8080?
What are the typical undercarriage and wear patterns for this machine type?
What engine quirks are associated with the JCB 8080 series?
What are the common electrical and sensor issues reported by owners?
What should be checked when buying a used JCB 8080?
What fluid specifications are recommended for the JCB 8080 hydraulic and engine systems?
What safety-critical fix involves the hydraulic brake system?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Serial-range & configuration variants
This page covers the Jcb 8080(SCRAPPED - NOT BEING USED). Related factory variants of the same model family:
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