Komatsu SA6D140E-3E-7(S/N 110001-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu SA6D140E-3E-7 is a 6-cylinder, water-cooled, turbocharged, and aftercooled diesel engine producing 287 kW (385 HP) at 1800 rpm. It powers the PC600-7 hydraulic excavator (S/N J20001-UP), the D155AX-5 bulldozer (S/N 110001-the OEM part reference), and the WA500-3 wheel loader. The engine meets EC Stage II emissions regulations. It is part of the 140-3 series lineage, succeeding the SA6D140E-1 and preceding the SAA6D140E-7 series. Configurations vary by application, with specific oil pan and flywheel housing dimensions for the D155AX-5 and WA500-3.
The SA6D140E-3E-7 remains critical in the used market due to its presence in high-production PC600-7 excavators and D155AX-5 dozers. The -E-7 suffix denotes specific emissions and calibration packages for this serial range. As these machines age, the shift to the SAA6D140E-7 series with common rail injection has made the SA6D140E-3E-7 a staple for cost-effective repair and rebuild programs. Its widespread use in heavy earthmoving creates a robust aftermarket for overhaul kits, injectors, and turbochargers, ensuring long-term parts availability.
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.
Komatsu SA6D140E-3E-7(S/N 110001-UP) specifications
Engine
| Model | SA6D140E-3 |
| Net Power | 385 hp (287 kW) @ 1800 rpm |
| Displacement | 930.1 cu in (15.24 L) |
| Cylinders | 6 |
| Emissions Tier | Tier 4 Final / EU Stage V |
Weights
| Operating Weight | 124,520 lb (56,480 kg) |
Dimensions
| Transport Width (Tracks) | 12.79 ft (3.90 m) |
| Ground Clearance | 2.56 ft (0.78 m) |
| Track Gauge | 8.5 ft (2.59 m) |
Performance
| Max Travel Speed | 3.05 mph (4.9 km/h) |
| Ground Pressure | 14.5 psi (100 kPa) |
Service Capacities
| Fuel Tank | 232.5 gal (880 L) |
| Hydraulic System | 95.2 gal (360 L) |
| Engine Oil | 9.8 gal (37 L) |
| Cooling System | 15.1 gal (57 L) |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
Komatsu SA6D140E-3E-7(S/N 110001-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the SA6D140E-3E-7(S/N 110001-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize KOWA fluid analysis at every 500-hour interval to monitor wear metals and contaminants. Check coolant SCA concentration at 500 hours to prevent liner cavitation in the SA6D140E-3E-7 block. Monitor hydraulic oil particle count to protect the PC600-7 main pump. Track fuel dilution and soot levels in the engine oil to determine optimal drain intervals based on duty cycle. Analyze transmission oil for gear wear in the WA500-3 wheel loader. Early detection of silicon indicates air filter breaches, while sodium points to coolant intrusion.
Corrective & Common Repairs
Address PC600-7 hydraulic leaks by inspecting pilot control valves and swing motor seals. Replace worn track rollers and idlers on D155AX-5 dozers to maintain proper tension and reduce undercarriage stress. Fix fuel injector leaks common in high-hour SA6D140E-3E-7 units by replacing nozzle assemblies. Repair turbocharger KTR110L shaft play or seal leaks causing excessive oil consumption. Replace cracked cylinder head gaskets if coolant loss is unexplained. Service the fuel injection pump if power drops or black smoke persists.
Overhaul & Rebuild Points
Perform inframe overhaul when cylinder liner wear exceeds limits or compression drops significantly. Replace piston rings, liners, and bearings using the SA6D140E-3E-7 specific kit. Inspect the crankshaft for journal wear before reassembly. Replace the turbocharger if shaft clearance is excessive or blades are damaged. Rebuild the fuel injection pump if pressure output is inconsistent. Check the flywheel ring gear for tooth damage on D155AX-5 applications. Ensure proper torque on cylinder head bolts to prevent gasket failure.
Seasonal & Environment Servicing
In cold climates, verify the oil cooler thermo valve cracking temperature of 85°C (185°F) functions correctly to prevent overheating. Use low-temperature hydraulic oil for WA500-3 loaders operating below freezing. Drain water from the fuel separator daily in humid environments to prevent microbial growth. Inspect radiator and oil cooler fins for debris buildup in dusty conditions. Check battery electrolyte levels and charge state in extreme cold. Ensure DEF tank heating elements function properly in sub-zero temperatures.
SA6D140E-3E-7(S/N 110001-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 6217-71-6210 | Head,Fuel Filter | Fuel system service | Check fitment → |
| 6217-71-6211 | Head, Fuel Filter | Fuel system service | Check fitment → |
| ND092220-0040 | Filter,Fuel | Fuel system service | Check fitment → |
| 7861-93-1420 | Sensor,Air Filter Clogging | Air intake service | Check fitment → |
| 600-185-6100 | Element Assembly, Air Cleaner | Air intake service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
SA6D140E-3E-7(S/N 110001-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| CA115 | Engine crankshaft speed sensor and backup speed sensor failure | Faulty speed sensor, damaged wiring harness, or corroded connector pins at the sensor or ECM | Inspect the crankshaft speed sensor wiring and connectors for damage; test sensor resistance and voltage output; replace the sensor if out of spec |
| CA451 | Common rail pressure sensor feedback value too high | Faulty rail pressure sensor, shorted signal wire, or actual overpressure condition in the fuel system | Check the sensor wiring for shorts to power; verify rail pressure with a mechanical gauge; replace the sensor if the signal is erroneous |
| CA452 | Common rail pressure sensor feedback value too low | Faulty rail pressure sensor, open signal wire, or low fuel pressure due to a leaking injector or pump issue | Inspect the sensor harness for opens; check fuel supply pressure and filter condition; replace the sensor if the circuit is intact but readings are low |
| CA122 | Intake air pressure sensor feedback voltage too high | Faulty intake pressure sensor, shorted signal wire, or restricted intake air path | Check the sensor connector and wiring for shorts; inspect the air intake system for blockages; replace the sensor if necessary |
| CA123 | Intake air pressure sensor feedback voltage too low | Faulty intake pressure sensor, open signal wire, or significant air leak in the intake system | Inspect the sensor harness for opens; check for air leaks between the turbo and the intake manifold; replace the sensor if the circuit is intact |
| CA111 | Internal engine controller (ECM) fault | ECM internal hardware failure, corrupted software, or severe power supply fluctuation | Verify ECM power and ground connections are clean and tight; if connections are good, replace or reprogram the ECM |
| CA234 | Engine overspeed | Faulty governor, stuck throttle linkage, or operator error causing uncontrolled engine RPM | Check the throttle linkage and governor mechanism for binding; verify sensor inputs to the ECM; inspect for mechanical failure in the fuel control system |
| AA10NX | Air cleaner clogging | Clogged air filter element or restricted intake air path | Replace the air filter element; inspect the intake ducting for obstructions |
| CA441 | Battery voltage too low | Weak or discharged battery, faulty alternator, or loose/corroded battery cables | Check battery charge state and terminal connections; test alternator output voltage and current; replace faulty components |
| CA442 | Battery voltage too high | Faulty voltage regulator, failing alternator, or open ground connection in the charging circuit | Test the alternator output and voltage regulator function; check all ground connections for corrosion or looseness; replace the alternator if defective |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
SA6D140E-3E-7(S/N 110001-UP) attachments & work tools
Hydraulic Excavators
The SA6D140E-3 engine powers the PC600-6 and PC600-7 series excavators, which are 60-ton class machines. Factory specifications list the engine output at 287 kW (385 HP) at 1800 rpm. These models utilize a turbocharged, aftercooled configuration to meet EC Stage II emission regulations.
Wheel Loaders
The WA500-3 and WA500-3H wheel loaders are primary applications for this engine class. The engine provides the hydraulic power required for high-efficiency loading cycles in rugged work sites. Fuel consumption is reduced by approximately 12% when utilizing the dedicated economy mode.
Crawler Dozers
The D155AX-5 and D275A-5 dozers are listed as compatible platforms for the SA6D140E-3 engine. These machines require high torque for heavy grading and pushing operations. The engine is integrated with the transmission and final drive systems specific to the dozer chassis.
Articulated Dump Trucks
The HM350-1L articulated dump truck is a verified application for the SA6D140E-3 engine. The engine configuration supports the heavy-duty powertrain requirements of the HM series. Compatibility extends to the HM400-1 series in certain build configurations.
Coupler/Mounting Systems
Specific coupler models or mounting plate dimensions are not documented in the provided source text. Verification of the exact quick-attach interface requires consultation with the machine operation and maintenance manual for the specific model (e.g., PC600-7 or WA500-3H).
Hydraulic Kit/Arrangement Notes
The engine output of 287 kW (385 HP) drives the main hydraulic pumps for excavator and loader applications. The system is designed to deliver high digging force and operating efficiency. Specific pump arrangement details vary by the host machine model and are not detailed in the engine-specific data.
Factory Configurations/Guarding
The engine meets EC Stage II emission standards without sacrificing power or productivity. The configuration includes common rail direct injection for the E-7 variant. Specific guarding options or under-hood configurations are not detailed in the provided sources.
All SA6D140E-3E-7(S/N 110001-UP) assemblies by section
Every catalogued assembly group for the Komatsu SA6D140E-3E-7(S/N 110001-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Engine
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : After Cooler Water Piping
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Air Cleaner
| 01***30 | Bolt,(With Body Positioner) | 3 |
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Air Cleaner (Inner Parts)
| 60***10 | Cover Assembly | 1 |
| 60***71 | O-Ring | 1 |
| 60***00 | Element Assembly, Air Cleaner | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Air Intake Manifold And After Cooler
| 01***45 | Bolt,(With Water Separator Type) | 8 |
| 01***12 | Bolt,(See Fig. K0210-16a0) | 2 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Alternator (35a) (With Hardening Pulley) (Inner Parts)(#110621-)
| 60***10 | Alternator A. (35a) | 1 |
| KD***70 | Bushing,Insulate | 1 |
| KD***40 | Bushing,Insulate | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Alternator (50a) (Hardening Pulley) (Inner Parts)
| 60***10 | Alternator A. (50a) | 1 |
| KD***21 | Rear Bracket Assembly | 1 |
| KD***70 | Bushing,Insulate | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Alternator (75a) (Inner Parts)
| 60***10 | Alternator A. (75a) | 1 |
| SD***X0 | Coil Assembly | 1 |
| SD***X0 | Washer | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Alternator Mounting (35a) (With Hardening Pulley)(#110621-)
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 3 |
| 01***60 | Bolt,For Weight Adjusting Bolt | 1 |
| 01***20 | Screw | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Alternator Mounting (50a) (Hardening Pulley)
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 3 |
| 01***60 | Bolt,For Weight Adjusting Bolt | 1 |
| 01***20 | Screw | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Alternator Mounting (75a)
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 3 |
| 01***60 | Bolt,For Weight Adjusting Bolt | 1 |
| 01***20 | Screw | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Camfollower
| 04***12 | Ring, Retaining | 4 |
| 61***30 | Pin,Dowel | 12 |
| 61***20 | Ball | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Camfollower Cover
| 61***91 | Packing,(See Fig.A2060) | 9 |
| 62***10 | Cover, Camfollower | 3 |
| 62***71 | Screw | 9 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Camshaft
| 01***20 | Bolt (M12-1.75x20) | 2 |
| 04***25 | Key, Plain Woodruff | 1 |
| 62***12 | Camshaft Assembly | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Caution Plate
| 62***60 | Plate,Japanese | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Common Rail (Inner Parts)
| 62***11 | Rail Ass'Y,(See Fig.A4010-E3u9) | 1 |
| ND***20 | Picco Ring | 7 |
| ND***40 | Limiter Assembly, Fuel Pressure | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Common Rail (Low-Viscosity Fuel Spec.) (Regulation Of Epa 2nd) (Inner Parts)(#111512-)
| 62***11 | Rail Ass'Y,(See Fig.A4010-E3u9) | 1 |
| ND***20 | Picco Ring | 7 |
| ND***40 | Limiter Assembly, Fuel Pressure | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cooling Fan
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 6 |
| 60***60 | Fan, Cooling | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Corrosion Resistor
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***35 | Bolt, Mount Bracket To Floor | 4 |
| 01***00 | Bolt (M10-1.50x100) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Crank Pulley
| 04***24 | Pin,Dowel (For No.3 Housing) | 1 |
| 62***20 | Bolt | 6 |
| 62***40 | Pulley? Hardening | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Crankshaft
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 1 |
| 61***30 | Key Parallel | 1 |
| 62***00 | Bearing Assembly | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Block
| 01***25 | Screw | 12 |
| 01***45 | Washer,(Without R.O.P.S.) | 14 |
| 01***32 | Washer, (Without Emergency Steering) | 12 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Block Cover And Oil Filler (Cold Terrain Spec.)(#111141-)
| 01***50 | Bolt,(Spark Arrester Spec.) | 12 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 3 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Block Cover And Oil Filler (With Water Temperature Sensor)
| 01***50 | Bolt,(Spark Arrester Spec.) | 12 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Block Gasket Kit
| 07***60 | O-Ring,(For Pc750?800?1800) (A2610) | 1 |
| 07***50 | O-Ring,Front Cover Plate | 1 |
| 07***42 | O-Ring,(See Fig.A3310) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Head Gasket Kit
| 02***75 | O-Ring,(See Fig.A1310) | 2 |
| 07***25 | O-Ring,(For Pc1800e-6)(See Fig.A3110) | 6 |
| 07***11 | O-Ring,(See Fig.A4210) | 6 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Head(#110001-110149)
| 01***20 | Bolt (M10-1.75x120) | 6 |
| 01***45 | Washer, Spring | 36 |
| 07***25 | O-Ring,(For Pc1800e-6)(See Fig.A3110) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Cylinder Head(#110150-)
| 01***20 | Bolt (M10-1.75x120) | 6 |
| 01***45 | Washer, Spring | 36 |
| 07***25 | O-Ring,(For Pc1800e-6)(See Fig.A3110) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Engine Mounting
| 01***45 | Bolt,(For 60ton Dump Body) | 8 |
| 01***10 | Bolt,For Weight Adjusting Bolt | 3 |
| 01***15 | Bolt | 4 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Exhaust Manifold
| 01***55 | Screw | 2 |
| 01***00 | Screw | 22 |
| 07***08 | Plug,(For W/O. Corrosion Resistor) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fan Drive
| 01***16 | Bolt - Seat And Tether Belt Mounting | 6 |
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 2 |
| 01***85 | Bolt,(Used With Pin Puller) | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fan Pulley And V-Belt
| 01***30 | Bolt,(With Body Positioner) | 6 |
| 04***61 | V-Belt,(For Air Conditioner) | 1 |
| 04***63 | V-Belt Set,(High Speed Pulley) (E/J) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Flywheel
| 61***51 | Gear, Ring | 1 |
| 62***50 | Bolt | 6 |
| 62***00 | Flywheel Assembly | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Flywheel Housing
| 01***45 | Capscrew - M16 | 8 |
| 01***60 | Capscrew | 2 |
| 01***10 | Bolt - Relay And Flasher Mounting | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Front Cover (Air Compressor Spec.)
| 07***16 | Plug, Expansion | 4 |
| 62***21 | Cover, Front | 1 |
| 62***22 | Cover,Front | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Front Cover Mounting And Breather
| 01***16 | Bolt - Box Mounting | 2 |
| 01***90 | Capscrew | 2 |
| 01***80 | Bolt,For Weight Adjusting Bolt | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Front Power Take Off Cover (For Compressor Less)
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***95 | Bolt,(For Shipping) | 2 |
| 01***15 | Bolt | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Control (Chassis Mount)(#110001-110798)
| 78***00 | Controller | 1 |
| 78***01 | Controller | 1 |
| 78***02 | Controller | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Control (Chassis Mount)(#110799-)
| 78***05 | Controller | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Filter
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***35 | Bolt, Mount Bracket To Floor | 4 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Injector
| 01***10 | Bolt - Relay And Flasher Mounting | 6 |
| 01***35 | Bolt | 6 |
| 01***70 | Bolt | 6 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Piping
| 01***25 | Screw | 4 |
| 01***30 | Bolt,See Fig. K4010-17a0 | 14 |
| 01***35 | Bolt | 7 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Pump Supply And Return Piping
| 01***30 | Bolt,See Fig. K4010-17a0 | 6 |
| 01***35 | Bolt | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Pump Supply And Return Piping (Low-Viscosity Fuel Spec.) (Regulation Of Epa 2nd)(#111512-)
| 01***30 | Bolt,See Fig. K4010-17a0 | 6 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Return
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 5 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump (Feed Pump) (Inner Parts)
| ND***70 | Washer,Union | 6 |
| ND***10 | Spring, Check Valve | 2 |
| ND***42 | Screw | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump (Feed Pump) (Low-Viscosity Fuel Spec.) (Regulation Of Epa 2nd) (Inner Parts)(#111512-)
| ND***70 | Washer,Union | 6 |
| ND***10 | Spring, Check Valve | 2 |
| ND***42 | Screw | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump (Pump) (Inner Parts)
| 62***20 | Fuel Pump Assembly | 1 |
| ND***70 | Washer,Union | 5 |
| ND***60 | Screw | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump (Pump) (Low-Viscosity Fuel Spec.) (Regulation Of Epa 2nd) (Inner Parts)(#111512-)
| 62***30 | Fuel Pump Ass'Y | 1 |
| ND***70 | Washer,Union | 5 |
| ND***60 | Screw | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump And Common Rail Mounting
| 01***35 | Bolt,(F4320-52a0 -5 ) | 4 |
| 01***11 | Nut (Op) | 1 |
| 01***45 | Washer,(Except Pll) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump And Common Rail Mounting (Low-Viscosity Fuel Spec.) (Regulation Of Epa 2nd)(#111512-)
| 01***35 | Bolt,(F4320-52a0 -5 ) | 4 |
| 01***11 | Nut (Op) | 1 |
| 01***45 | Washer,(Except Pll) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump Bracket And Connection Cover
| 01***12 | Bolt,(See Fig. K0210-16a0) | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Fuel Supply Pump Lubricator
| 07***12 | Gasket,(Without Air Compressor Type) (K2) | 2 |
| 07***10 | Screw, Banjo Connector (M10-1.25x20) | 1 |
| 62***20 | Tube, Supply | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Head Cover
| 62***10 | Cover, Cylinder Head | 6 |
| 62***20 | Gasket,(See Fig.A1110) | 6 |
| 62***30 | Gasket (K1) | 6 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Head Cover Bolt
| 01***55 | Screw | 18 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Heat Shield(#110113-)
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 01***15 | Bolt | 3 |
| 01***50 | Bolt (M10-1.50x150) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Idler Gear
| 01***30 | Bolt - M8 X 30lg | 6 |
| 61***60 | Pin, Dowel | 1 |
| 61***22 | Bolt | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Muffler
| 01***35 | Bolt | 6 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***40 | Bolt,(Shim 3-Piece) | 8 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Name Plate And Caution (English) (Regulation Of Epa)
| 04***50 | Screw | 4 |
| 62***31 | Decal, High Fuel Pressure | 1 |
| 62***70 | Plate,Caution (Not Shown) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Cooler
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 2 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 13 |
| 01***60 | Bolt - Upper Cooler Inlet Tubemounting | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Filter
| 01***35 | Bolt, Mount Bracket To Floor | 2 |
| 01***60 | Bolt (M10-1.50x160) | 2 |
| 07***45 | O-Ring,(For Wt800e-1) (See Fig.A3110) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Level Gauge
| 61***20 | Collar | 1 |
| 61***30 | Nut,(For Shipping) | 1 |
| 62***10 | Gauge,Oil Level | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Level Gauge (Cold Terran Spec.)(#111288-)
| 61***20 | Collar | 1 |
| 61***30 | Nut,(For Shipping) | 1 |
| 62***10 | Gauge,Oil Level | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Pan And Suction Tube
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***30 | Bolt,(With Body Positioner) | 1 |
| 01***40 | Bolt (Op) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Pan And Suction Tube (Cold Terran Spec.)(#111288-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***30 | Bolt,(With Body Positioner) | 1 |
| 01***40 | Bolt (Op) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Oil Pump
| 01***25 | Bolt,(Rear Attachment Less) | 4 |
| 01***30 | Bolt,(Not Used When Towing Winch) | 1 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Piston
| 02***13 | Pin, Dowel | 2 |
| 04***20 | Ring, Retaining | 12 |
| 62***10 | Bolt | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Rocker Arm
| 01***08 | Nut,R.H. Thread | 2 |
| 01***32 | Washer, (Without Emergency Steering) | 6 |
| 04***14 | Pin, Dowel | 18 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Starting Motor (11kw) (Inner Parts)(#110001-111453)
| 60***21 | Starting Motor Assembly (11kw) | 1 |
| KD***40 | Spring,Spring | 4 |
| KD***57 | Bearing, Ball, Front | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Starting Motor Mounting (11kw)
| 01***40 | Bolt (Kit) | 3 |
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 08***19 | Band,(Without Air Conditioner) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Thermostat And Air Vent
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***65 | Screw | 4 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Turbocharger (Ktr110l-3h4e) (Inner Parts)
| 01***16 | Bolt | 4 |
| 01***16 | Bolt | 8 |
| 04***08 | Pin, Dowel | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Turbocharger And Oil Piping
| 01***35 | Bolt, Cover | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Vibration Damper
| 01***30 | Bolt,(Not Used When Towing Winch) | 6 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 6 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 6 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Water Pump
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 4 |
| 01***80 | Bolt (M10-1.50x80) | 1 |
| 01***95 | Bolt,(For Shipping) | 3 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Water Pump Gasket Kit
| 02***37 | O-Ring,(For Pc750?1800) (A5010) | 2 |
| 07***45 | O-Ring,(F4320-61a0 -16 ), O-Ring; Was 07000-02145 | 1 |
| 07***70 | O-Ring,(For Pc1800e-6)(See Fig.A2041) | 1 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Wiring (1/3) Switch And Heater
| 01***20 | Bolt,(Forwarded Individually Parts) | 4 |
| 01***55 | Bolt, Mount Dryer To Bracket And Frame | 2 |
| 01***75 | Bolt | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Wiring (2/3) Fuel Injector
| 01***25 | Bolt - Relay Mounting | 1 |
| 01***40 | Bolt,(Shim 3-Piece) | 1 |
| 04***10 | Clip,(With Accumulator) | 2 |
Komatsu : Sa6d140e-3e-7(S/N 110001-Up) : Engine : Wiring (3/3) Sensor
| 01***16 | Bolt - Starting Motor Ground Cable | 6 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 3 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
SA6D140E-3E-7(S/N 110001-UP) serial number reference
The engine serial plate is stamped directly on the engine block, typically on the left side near the injection pump. Read the prefix (e.g., SA6D140E-3E-7) followed by the sequential serial number to confirm the exact build range.
| Prefix | Identifies | Notes |
|---|---|---|
| SA6D140E-3E-7 | Engine Model | SA6D140E-3E-7 S/N 110001-UP. Identifies the specific engine configuration for this serial range. Source: published references catalog listing and SoonParts application data. |
Frequently asked questions
What is the engine type?
The Komatsu SA6D140E-3E-7 is a 6-cylinder, water-cooled, turbocharged, and aftercooled diesel engine meeting EC Stage II regulations.
What is the operating weight of the PC600-7?
The operating weight of the PC600-7 excavator varies by configuration, typically ranging from 124,520 lb (56,480 kg) to 126,721.8 lb (57,477 kg).
What replaced the SA6D140E-3E-7?
The SA6D140E-3E-7 was succeeded by the SAA6D140E-7 series engine, which features common rail direct injection and higher emissions compliance.
What SA6D140E-3E-7(S/N 110001-UP) owners discuss
What is the net horsepower output of the Komatsu SA6D140E-3E-7 engine when installed in a PC600-7 excavator?
What are the common electrical or sensor issues reported for the SA6D140E-3 series engines?
What are the typical undercarriage or wear patterns for machines powered by this engine series?
What are the key engine quirks or specifications for the SA6D140E-3 series per the shop manual?
What fluid specifications are recommended for the Komatsu SA6D140E-3 series engine and related systems?
What is the fuel consumption characteristic of the SA6D140E-3 engine in economy mode?
What should be checked when buying a used machine with the SA6D140E-3E-7 engine (S/N 110001-UP)?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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