Jcb G380X(JCB GENERATOR)
Maintenance schedule, common problems & OEM parts breakdown
The JCB G380X is a heavy-duty prime power generator within the JCB QX range, designed for static or mobile industrial applications. It utilizes a JCB Dieselmax or Scania engine platform to deliver power in the 250 kVA to 780 kVA range, with specific G380X units rated around 380 kVA. The machine is packaged in a robust, powder-coated canopy for weather protection and noise reduction, featuring a 3-stage fuel filtration system and IoT-enabled LiveLink telematics for remote monitoring. Configurations include prime power and standby ratings, with options for automatic transfer switches (ATS) and segregated AC/DC electrical access points.
The G380X belongs to the QX generation of JCB generators, which succeeded earlier Premier and compact ranges by integrating heavy-duty Scania, Cummins, or Volvo engines into durable canopied enclosures. This shift addressed the market demand for higher efficiency, lower emissions, and enhanced remote diagnostics in critical power applications. In the used and parts market, the G380X remains significant due to its modular powertrain design, which allows for engine-specific servicing, and its widespread deployment in commercial and industrial sectors where reliability and minimal downtime are prioritized over initial cost.
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 G380X(JCB GENERATOR) specifications
Engine
| Model | JCB 4.4L (DieselMax) |
| Gross/Net Power | 164 kWm – 182 kWm (Engine Output) |
| Displacement | 4.4 litre |
| Cylinders | Not documented for this exact serial range — verify with your dealer |
| Emissions Tier | CPCB II compliant |
Weights
| Operating Weight | Not documented for this exact serial range — verify with your dealer |
| Shipping Weight | 2,900 kg (Dry Weight) |
| Ground Pressure | Not documented for this exact serial range — verify with your dealer |
Dimensions
| Transport Length | 4 m |
| Transport Width | Not documented for this exact serial range — verify with your dealer |
| Transport Height | Not documented for this exact serial range — verify with your dealer |
| Wheelbase or Track Gauge | Not documented for this exact serial range — verify with your dealer |
| Ground Clearance | Not documented for this exact serial range — verify with your dealer |
Performance
| Travel Speeds | Not documented for this exact serial range — verify with your dealer |
| Prime Power Rating | 180 kVA – 200 kVA |
| Gradeability | Not documented for this exact serial range — verify with your dealer |
Service capacities (summary)
| Fuel Tank | 310 L |
| Hydraulic System | Not documented for this exact serial range — verify with your dealer |
| Engine Oil | Not documented for this exact serial range — verify with your dealer |
| Cooling System | Not documented for this exact serial range — verify with your dealer |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
Jcb G380X(JCB GENERATOR) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 100 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the G380X(JCB GENERATOR) beyond the schedule
Predictive Maintenance & Fluid Analysis
Baseline fluid analysis at the 500-hour interval is critical for the G380X. Collect samples from the engine, hydraulic tank, and final drives to detect early bearing wear or contamination. The JCB Dieselmax and Scania engines in this range rely on strict oil change intervals; exceeding 500 hours risks sludge formation and injector damage. Monitor LiveLink data for voltage fluctuations and fuel consumption trends to predict alternator or fuel system degradation before failure occurs.
Corrective & Common Repairs
Common G380X repairs involve the 3-stage fuel filtration system and Deep Sea Electronics control panels. Replace primary and secondary fuel filters at 500 hours to protect high-pressure injectors. Inspect belt tension and alternator output at 100-hour intervals to prevent charging failures. Check cylinder rod scoring and hose chafing during daily walkarounds, as hydraulic leaks are frequent failure points in static generator applications exposed to environmental debris.
Overhaul & Rebuild Points
The 2000-hour service dictates major overhaul timing for the G380X. Drain and clean the hydraulic tank to prevent valve sticking in the powerpack. Measure swing ring play if the unit is mounted on a mobile trailer chassis. Inspect structural welds on the frame and canopy supports for fatigue cracking. Replace turbocharger boots and check wastegate function on Dieselmax engines to maintain boost pressure and fuel efficiency during extended prime power operation.
Seasonal & Environment Servicing
In cold climates, verify glow plug operation and use low-temperature rated JCB 15W-40 oil to ensure reliable starts. In hot environments, monitor coolant silicate levels to prevent separation and overheating. Clean the radiator and intercooler fins regularly to maintain heat rejection efficiency. Ensure the soundproof canopy ventilation is unobstructed to prevent heat soak. Inspect the automatic transfer switch (ATS) contacts and battery terminals for corrosion, which accelerates in coastal or industrial atmospheres.
G380X(JCB GENERATOR) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| SC1393641 | Head, Fuel Filter | Fuel system service | Check fitment → |
| SC1393640 | Element, Filter, Fuel Feed | Fuel system service | Check fitment → |
| SC1393639 | Filter, Fuel Feed | Fuel system service | Check fitment → |
| SC1763776 | Element, Fuel Filter | Fuel system service | Check fitment → |
| SC1471259 | Filter, Fuel | Fuel system service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
G380X(JCB GENERATOR) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| P0087 | Fuel rail/system pressure too low | Fuel filter blockage, lift pump failure, or leak in low-pressure supply line | Check fuel filter condition and fuel lift pump output pressure |
| P0117 | Engine coolant temperature sensor circuit low voltage | Faulty coolant temperature sensor, shorted wiring harness, or poor connector contact | Inspect sensor wiring for damage and check connector pins for corrosion |
| P0521 | Engine oil pressure sensor range/performance issue | Faulty oil pressure sensor, low oil level, or sensor circuit malfunction | Verify actual oil pressure with mechanical gauge and inspect sensor wiring |
| P2047 | DEF/AdBlue injector circuit open (SCR system fault) | Open circuit in reductant injector wiring, faulty injector, or clogged doser | Check injector connector for damage and verify injector resistance values |
| U0100 | Lost communication with Engine Control Module (ECM) | Damaged CAN bus wiring, poor ground connection, or low battery voltage | Inspect battery terminals, ground straps, and CAN bus harness integrity |
| 101 | Low transmission clutch pressure detected | Low transmission fluid level, faulty pressure sensor, or internal hydraulic leak | Check transmission fluid level and inspect pressure sensor circuit |
| P0335 | Crankshaft Position Sensor 'A' Circuit No Signal | Failed crank sensor, damaged wiring, or debris on sensor tip | Inspect sensor gap and wiring harness for physical damage or corrosion |
| P0100 | Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction | Faulty MAP sensor, vacuum leak, or short/open in sensor circuit | Check MAP sensor connector and inspect intake system for vacuum leaks |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
G380X(JCB GENERATOR) attachments & work tools
Power Generation & Lighting
The G380X is a mid-range diesel generator (350–400 kVA class) powered by Scania, Cummins, or Volvo engines. It is part of the heavy-duty power systems range designed for prime and standby applications.
Enclosure & Acoustics
Factory configurations include robust, sound-attenuated canopies suitable for noise-sensitive environments. The design features heavy-gauge all-steel construction for durability and weather protection.
Fuel Systems
The unit utilizes a 740-liter total fuel tank capacity for extended runtimes. Options include extended fuel tanks or connections for external bulk fuel tanks to support continuous operation.
Control & Telematics
Configurable options include synchronizing and auto main failure (AMF) control panels. LiveLink telematics are available to monitor fuel consumption, engine health, and exported power tracking.
Filtration & Engine Protection
The power system incorporates heavy-duty air filtration and a 3-stage fuel filtration system. These components ensure optimal engine performance and longevity in harsh environments.
All G380X(JCB GENERATOR) assemblies by section
Every catalogued assembly group for the Jcb G380X(JCB GENERATOR). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Z Jcb Generator Set
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z00 Generator Sets
Z1-3-1 Engine, Complete, Dc12 Ems
| 32***96 | Engine, Assembly, Dc12 Ems | 1 |
Z1-11-1 Engine, Complete, Dc16 Ems
| 32***97 | Engine, Assembly, Dc16 Ems | 1 |
Z1-1-1 Engine, Complete, Dc12 Ems
| 32***94 | Engine, Assembly, Dc12 Ems | 1 |
| SC***10 | Tool, Rear Crank Seal | 1 |
Z1-2-1 Engine, Complete, Dc12 Ems
| 32***95 | Engine, Assembly, Dc12 Ems | 1 |
Z4-2-10 Gasket Set, General Overhaul, Dc12
| SC***83 | O Ring | 1 |
| SC***11 | O Ring | 2 |
| SC***85 | O Ring | 1 |
Z4-1-20 Gasket Set, Cylinder Head, Dc16
| SC***83 | Gasket, Manifold, Fuel | 1 |
| SC***61 | Gasket, Fuel Feed | 1 |
| SC***66 | Gasket, Rocker Cover, Upper | 1 |
Z4-2-20 Gasket Sets, General, Overhaul Dc16
| 33***60 | Kit-Gasket | 1 |
| 33***84 | Gasket | 1 |
| 33***92 | Ring, Sealing | 4 |
Z4-1-1 Kit, Cylinder, Gaskets
| SC***83 | Gasket, Manifold, Fuel | 1 |
| SC***61 | Gasket, Fuel Feed | 1 |
| SC***66 | Gasket, Rocker Cover, Upper | 1 |
Z4-1-10 Gasket Set, Cylinder Head, Dc12 59a
| SC***51 | Gasket, Rocker Cover, Upper | 1 |
| SC***42 | Seal, Fuel Feed | 4 |
| SC***61 | Gasket, Fuel Feed | 1 |
Z5-5-10 Kit, Piston, & Liner Dc12
| 33***21 | Liner, Cylinder | 1 |
| 33***22 | O Ring | 1 |
| 33***23 | O Ring | 1 |
Z5-5-1 Kit, Piston, & Liner Dc9
| 33***26 | Piston, Single Speed | 1 |
| 33***55 | Kit-Piston & Liner | 1 |
| 33***56 | Ring, Piston, Compression | 1 |
Z5-5-20 Kit,Piston & Liner, Dc16
| SC***29 | Pin, Gudgeon | 1 |
| SC***87 | Shim, =0.2mm, Liner | 0 |
| SC***43 | Ring, Retaining | 2 |
Z5-1-10 Service Kit, Outer, Turbocharger, Dc12
| SC***37 | Gasket | 1 |
| SC***71 | Gasket | 1 |
| SC***85 | Element, Oil Filter | 1 |
Z6-3-10 Filter, Oil, Dc12
| 33***08 | Element, Oil Filter | 1 |
| SC***98 | Adapter | 1 |
| SC***58 | Adapter | 1 |
Z6-4-1 Filter, Oil, Centrifugal Dc9
| 33***49 | Head, Filter Unit | 1 |
| 33***50 | Cleaner, Centrifugal Oil, Assembly | 1 |
| 33***51 | Spring | 1 |
Z6-2-20 Filter, Water Seperator, Dc16
| SC***02 | Bowl, Fuel Feed | 1 |
| SC***41 | Head, Fuel Filter | 1 |
| SC***40 | Element, Filter, Fuel Feed | 1 |
Z6-3-20 Filter, Oil, Dc16
| SC***08 | Filter, Oil, Assembly | 1 |
| SC***54 | O Ring | 1 |
| SC***28 | Tube | 1 |
Z6-1-1 Fuel Filter, Assembly
| 33***11 | Housing, Fuel Filter, Assembly | 1 |
| 33***12 | Bracket | 1 |
| 33***13 | Screw, M8 X 50 | 1 |
Z6-1-10 Fuel Filter, Dc12
| SC***89 | Head, Filter | 1 |
| SC***04 | Plug | 1 |
| SC***76 | Element, Fuel Filter | 1 |
Z6-4-20 Filter, Oil, Centrifugal, Dc16
| SC***83 | O Ring | 1 |
| SC***35 | Nozzle | 1 |
| SC***85 | O Ring | 1 |
Z6-4-10 Filter, Oil, Centrifugal Dc12
| 33***50 | Cleaner, Centrifugal Oil, Assembly | 1 |
| 33***51 | Spring | 1 |
| 33***08 | Element, Oil Filter | 1 |
Z6-1-20 Fuel Filter, Dc16
| SC***57 | Cover, Fuel Feed | 1 |
| SC***59 | Filter, Fuel | 1 |
| SC***58 | Pipe, Fuel Feed | 1 |
Z6-2-1 Filter, Water Seperator, Dc9 & Dc12
| SC***02 | Bowl, Fuel Feed | 1 |
| SC***41 | Head, Fuel Filter | 1 |
| SC***40 | Element, Filter, Fuel Feed | 1 |
Z8-6-1 Drive, Belt, Guard Dc9
| 33***70 | Guard, Drive Belt, Upper Right | 1 |
| 33***71 | Guard, Drive Belt, Upper Left | 1 |
| 33***72 | Guard, Drive Belt, Lower | 1 |
Z8-6-10 Drive Belt Guard, Dc12
| 33***06 | Guard, Drive Belt, Upper | 1 |
| 33***07 | Washer | 2 |
| SC***05 | Bracket | 3 |
Z8-4-10 Casing, Transmission, Belt Dc12
| 33***82 | Screw, Flange, M8 X 50 | 1 |
| 33***56 | Tube, Spacer, L = 10mm | 1 |
| 33***96 | Washer | 7 |
Z8-3-20 Front End Drive, Accessories, Alternator & Water Pump Dc16
| 33***95 | Belt, Poly-V, L=1795mm | 1 |
| SC***87 | Roller, Fan Belt | 1 |
| SC***65 | Belt, Drive | 1 |
Z8-1-20 Front End Drive, Accessories, Fan Belt Dc16
| SC***11 | Bolt, Allen, M8 X 35mm | 6 |
| SC***29 | Belt | 1 |
| SC***47 | Bolt, M10x80, Flange Screw | 1 |
Z8-1-10 Front End Drive, Accessories, Fan Belt Dc12
| 33***25 | Adjuster, Belt | 1 |
| 33***26 | Spacer | 2 |
| 33***27 | Pulley, Idler | 1 |
Z8-2-1 Fan, Pusher 787mm Dc9
| 33***81 | Spacer, L = 106mm | 1 |
| 33***82 | Fan, Pusher 787mm Dia | 1 |
| SC***50 | Screw, Flange | 4 |
Z8-3-1 Front End Drive, Accessories, Alternator & Water Pump Dc9
| 33***77 | Idler, Roller | 1 |
| 33***83 | Idler, Roller | 1 |
| 33***84 | Adjuster, Belt | 1 |
Z8-3-10 Front End Drive, Accessories, Alternator & Water Pump Dc12
| 33***23 | Spacer | 1 |
| 33***24 | Belt, Poly-V, L=1700 | 1 |
| SC***47 | Bolt, M10x80, Flange Screw | 1 |
Z8-2-20 Fan, Assembly, 965mm Dc16
| 33***48 | Bearing | 1 |
| 33***41 | Bearing, Assembly | 1 |
| 33***42 | Screw, Flange, M12 X 140 | 4 |
Z8-1-1 Front End Drive, Accessories, Fan Belt Dc9
Z8-5-10 Fan, Cowling Dc12
| 33***93 | Washer, Spring | 3 |
| 33***33 | Seal | 2 |
| 33***16 | Cowling, Fan | 1 |
Z8-5-1 Fan, Cowling Dc9
| 33***28 | Plate, Fan Cowling | 1 |
| 33***29 | Bracket, Upper | 1 |
| 33***30 | Bracket, Lower | 1 |
Z8-2-10 Fan, Assembly, 912 Mm Dc12
Z9-1-1 Starter Motor, Dc9 & Dc12
| SC***26 | Plate, Starter Motor | 1 |
| SC***48 | Relay | 1 |
| SC***11 | Motor, Starter | 1 |
Z9-2-1 Starter Motor, Dc16
| 33***01 | Motor, Starter | 1 |
| SC***23 | Stud | 3 |
| SC***26 | Plate, Starter Motor | 1 |
Z10-1-10 Alternator, 65amp, Dc12
| 33***40 | Alternator, 65a | 1 |
| 33***41 | Alternator | 1 |
| 33***42 | Kit-Mounting | 4 |
Z10-1-20 Alternator, 100amp, Dc16
| 33***00 | Alternator | 1 |
| SC***92 | Sleeve, Guide | 2 |
| SC***64 | Alternator | 1 |
Z10-1-1 Alternator, 100amp
| 33***00 | Alternator | 1 |
| SC***43 | Pulley, Alternator | 1 |
| SC***22 | Nut | 1 |
Z11-3-20 Cable Retainer, Cylinder Head
| 33***02 | Holder, Cable Clamp | 2 |
| 33***03 | Holder, Cable Bushing | 2 |
| SC***91 | Holder, Cable, Clamp | 8 |
Z11-5-10 Engine, Cable Installation, Dc12 59a
| 33***13 | Screw, M8 X 50 | 2 |
| 33***45 | Bracket | 1 |
| 33***46 | Duct | 1 |
Z11-4-20 Protection Plate, & Mounting Bracket, Dc16
| SC***89 | Shield, Heat, Cable Routeing | 1 |
| SC***56 | Holder, Cable, Bushing | 4 |
| SC***30 | Shield, Heat, Rear Of Engine | 1 |
Z11-1-20 Unit, Electronic Control, Dc16
| 33***43 | Housing, Contact Engine Control Unit, 10-Pol | 0 |
| SC***91 | Cover, Engine Control Unit | 2 |
| SC***22 | Bolt | 8 |
Z11-3-10 Cables, Retainer, Cylinder Head Dc12 59a
| 33***44 | Duct | 1 |
| SC***03 | Screw | 6 |
| SC***69 | Attaching Plate | 1 |
Z11-5-1 Engine, Harness, Installation Dc9
| 33***82 | Screw, Flange, M8 X 50 | 2 |
| 33***13 | Screw, M8 X 50 | 2 |
| 33***45 | Bracket | 1 |
Z11-2-10 Harnesses, &, Sensors Dc12 59a
| 33***90 | Sensor, Temperature | 1 |
| 33***20 | Sensor, Charge Air Pressure | 1 |
| 33***54 | Harness | 1 |
Z11-1-10 Ecu Unit, Dc9 & Dc12
| 33***43 | Housing, Contact Engine Control Unit, 10-Pol | 0 |
| SC***91 | Cover, Engine Control Unit | 2 |
| SC***61 | Strap | 8 |
Z11-2-20 Harnesses, &, Sensors Dc16
| 33***20 | Sensor, Charge Air Pressure | 1 |
| 33***04 | Cable, Harness | 1 |
| 33***05 | Cable, Harness | 1 |
Z11-6-1 Injection Equipment, Harnesses, Dc9
| 33***07 | Screw, Self Tapping, M6 X 20 | 2 |
| 33***20 | Sensor, Charge Air Pressure | 1 |
| 33***99 | Harness | 1 |
Z11-4-10 Protection Plates, & Mounting Bracket, Dc12
| SC***74 | Plate, Protective | 1 |
| SC***63 | Bracket | 1 |
| SC***94 | Plate, Protective | 1 |
Z12-1-10 Fuel Pipes, High Pressure, Dc12 59a
| 33***17 | Valve, Overflow | 1 |
| 33***19 | Bolt, Banjo | 6 |
| 33***21 | Clamp | 3 |
Z12-2-1 Fuel Manifold, Leakoff Pipe
| 33***22 | Pipe, Fuel Leak Off, Assembly | 1 |
| SC***76 | Clamp, Bleed Assembly. | 1 |
| SC***90 | Adapter, Union, Straight | 1 |
Z12-2-20 Fuel Return Pipes, Dc16
| 33***17 | Valve, Overflow | 1 |
| SC***77 | Nut | 1 |
| SC***65 | Bolt | 1 |
Z12-1-1 Fuel System, Without Compressor
| 33***14 | Pipe, Fuel Assembly | 1 |
| 33***15 | Bracket | 1 |
| 33***16 | Pipe, Fuel Assembly | 1 |
Z12-1-20 Fuel Pipes, High Pressure, Dc16
| 33***17 | Valve, Overflow | 1 |
| 33***94 | Seal, Fuel Feed | 1 |
| 33***97 | Pipe, Fuel | 1 |
Z13-1-1 Fuel Injector, Dc9 & Dc12
| 33***52 | Holder, Fuel Injector | 5 |
| 33***53 | Screw, Flange, M10 X 40 | 5 |
| 33***91 | Injector, Assembly | 5 |
Z13-1-20 Fuel Injector, Dc16
| SC***64 | O Ring, Injector | 8 |
| SC***73 | Nozzle, Injector, Fuel | 1 |
| SC***39 | Washer, Injector | 8 |
Z15-1-1 Fuel Feed Pump, Dc9 & Dc12
| SC***11 | O Ring | 1 |
| SC***19 | Screw, M8 X 30 | 2 |
| SC***09 | Screw | 2 |
Z15-1-20 Fuel Lift Pump, Dc16
| 33***96 | Sleeve, Coupling | 1 |
| SC***70 | Seal, O-Ring | 1 |
| SC***19 | Screw, M8 X 30 | 2 |
Z16-1-10 Water Pump, Dc12 59a
| 33***30 | Ring, Sealing | 1 |
| 33***31 | Pulley | 1 |
| 33***36 | Kit-Repair, Water Pump | 0 |
Z16-1-20 Water Pump, Dc16
| SC***64 | Gasket, Water Pump | 1 |
| SC***21 | Screw, M8 X 40 | 4 |
| SC***25 | Screw, M8 X 60 | 8 |
Z16-1-1 Water Pump, Dc9
| 33***78 | Pump, Water | 1 |
| 33***79 | Housing, Water Pump | 1 |
| 33***80 | Ring, Sealing | 1 |
Z17-1-10 Water Inlet, Connector, Dc12 59a
| 33***32 | Bracket | 1 |
| 33***33 | Spacer | 1 |
| SC***86 | Connector, Water Inlet | 1 |
Z17-2-10 Water Bleed Pipe, Dc12 59a
| 33***34 | Bolt, Banjo | 1 |
| 33***35 | Bolt, Banjo | 5 |
| SC***24 | Banjo, Connector | 1 |
Z17-2-20 Water Bleed Pipe, Dc16
| SC***89 | Pipe, Bleed Assembly. | 1 |
| SC***15 | Hose, Bleed Assembly. | 1 |
| SC***86 | Connector, Bleed Pipe | 8 |
Z18-1-20 Thermostat & Housing, Dc16
| SC***25 | Screw, M8 X 60 | 4 |
| SC***24 | Thermostat, 83 Degrees | 1 |
| SC***25 | Gasket, Thermostat | 1 |
Z18-1-1 Thermostat & Housing
| 33***24 | Housing, Thermostat | 1 |
| 33***25 | Cover, Thermostat Housing, Low Turbo | 1 |
| 33***26 | Cover, Thermostat Housing, High Turbo | 1 |
Z18-1-10 Thermostat & Housing, Dc12 59a
| SC***85 | Housing, Thermostat | 1 |
| SC***19 | Screw, M8 X 30 | 10 |
| SC***87 | O Ring | 1 |
Z19-1-1 Rocker Cover
| 33***82 | Screw, Flange, M8 X 50 | 20 |
| 33***83 | Cover, Rocker | 1 |
| 33***84 | Cover, Rocker | 1 |
Z19-2-20 Crankcase, Breather, Dc16
| 33***63 | Pipe, Breather | 1 |
| 33***64 | Plug | 1 |
| 33***65 | Clamp, Hose | 3 |
Z19-2-10 Breather Tube, Crankcase, Dc12
| SC***20 | Screw | 1 |
| SC***82 | Pipe, Crankcase Breather | 1 |
| SC***32 | Nut, Flange M8 | 2 |
Z19-1-10 Rocker Cover, Dc12
| 33***11 | Cover, Rocker, Closed Crankcase Ventilation | 2 |
| 33***12 | Cover, Rocker, Open Crankcase Ventilation | 1 |
| SC***51 | Gasket, Rocker Cover, Upper | 6 |
Z19-1-20 Rocker Cover, Dc16
| SC***90 | Cover | 8 |
| SC***06 | Cap, Oil Filler | 1 |
| SC***66 | Gasket, Rocker Cover, Upper | 8 |
Z19-2-1 Crankcase, Ventilation, Open Dc9
| 33***56 | Tube, Spacer, L = 10mm | 1 |
| 33***65 | Clamp, Hose | 3 |
| 33***14 | Hose | 1 |
Z20-1-20 Rocker Assembly, Dc 16
| SC***10 | Screw, Adjusting | 2 |
| SC***89 | Arm, Rocker, Injector | 8 |
| SC***92 | Plug, Rivet | 8 |
Z20-1-10 Rocker Assembly, Dc12 59a
| SC***10 | Screw, Adjusting | 1 |
| SC***89 | Arm, Rocker, Injector | 6 |
| SC***92 | Plug, Rivet | 6 |
Z21-1-10 Pushrods & Tappets
| 33***05 | Bolt | 3 |
| 33***06 | Rod, Push | 10 |
| SC***02 | Circlip | 2 |
Z21-1-20 Pushrods & Tappets
| 33***73 | Tappet, Assembly | 4 |
| 33***74 | Tappet, Roller | 2 |
| 33***75 | Tappet, Roller | 2 |
Z22-1-10 Turbocharger, Dc12 59a
| 33***19 | Turbocharger | 1 |
| SC***92 | Kit-Service | 1 |
Z22-2-1 Turbo Pipework, Solenoid, & Wastegate Valves Dc9
| 33***29 | Plug, Screw M10 X9 | 1 |
| 33***60 | Bracket | 1 |
| 33***61 | Valve, Solenoid | 1 |
Z22-1-1 Turbocharger
| 33***59 | Turbocharger | 1 |
Z22-1-20 Turbocharger, Dc16 44a/45a
| 33***86 | Turbocharger | 1 |
Z23-1-10 Turbo Pipework, Dc12
| 33***09 | Bracket | 1 |
| 33***10 | Hose | 1 |
| SC***71 | Gasket | 1 |
Z23-1-1 Turbo Pipework, Dc9
| 33***10 | Hose | 1 |
| 33***39 | Pipe, Lubrication | 1 |
| 33***40 | Pipe, Return | 1 |
Z23-1-20 Turbo Pipework, Dc16
| SC***44 | Adapter | 2 |
| SC***71 | Gasket | 1 |
| SC***19 | Screw, M8 X 30 | 2 |
Z23-2-20 Turbo Exhaust, Pipework, Dc16
| SC***32 | Nut | 1 |
| SC***74 | Clamp, "V" | 1 |
| SC***01 | Pipe | 1 |
Z23-2-10 Turbo Exhaust, Pipework, Dc12
| SC***33 | Pipe, Exhaust Elbow | 1 |
| SC***32 | Nut | 1 |
| SC***37 | Clamp, "V" | 1 |
Z25-1-20 Manifold, Induction, Dc16
| 33***87 | Manifold, Induction | 1 |
| 33***88 | Manifold, Induction | 1 |
| SC***58 | Pipe, Flange | 2 |
Z25-1-10 Air Induction, Manifold, Dc12 59a
| 33***20 | Sensor, Charge Air Pressure | 1 |
| SC***17 | Manifold, Induction | 1 |
| SC***31 | Screw, M8 X100 | 24 |
Z25-1-1 Air Induction, Manifold, Dc9
| 33***46 | Manifold, Induction | 1 |
| SC***31 | Bolt, M8x100, Flange Screw | 20 |
| SC***11 | Seal | 1 |
Z26-2-20 Manifold, Exhaust, Heat Shield Dc16
| 33***90 | Shield, Heat | 2 |
| 33***91 | Bracket | 4 |
| SC***13 | Bolt | 4 |
Z26-1-1 Manifold, Exhaust, Dc9
| 33***41 | Manifold, Turbo Exhaust | 1 |
| 33***42 | Manifold, Exhaust | 1 |
| 33***43 | Gasket | 1 |
Z26-1-20 Manifold, Exhaust, Dc16
| 33***77 | Manifold, Exhaust | 2 |
| 33***78 | Ring, Sealing | 8 |
| 33***79 | Screw, Flange | 16 |
Z26-1-10 Manifold, Exhaust, Dc12 59a
| 33***16 | Manifold, Turbo Exhaust | 1 |
| 33***17 | Manifold, Exhaust | 2 |
| 33***18 | Stud, M10 X 50 | 2 |
Z27-1-20 Cylinder Head, Dc16
| 33***85 | Head, Cylinder | 8 |
| 33***90 | Insert, Valve Seat | 2 |
| 33***91 | Insert, Valve Seat, Intake O/S Stage 2/Tier2 | 0 |
Z27-1-1 Cylinder Head, Dc9
| 33***85 | Head, Cylinder | 1 |
| 33***86 | Head, Cylinder, P/Ex | 1 |
| 33***87 | Head, Cylinder | 1 |
Z27-1-10 Cylinder Head, Dc12 59a
| 33***90 | Insert, Valve Seat | 2 |
| 33***91 | Insert, Valve Seat, Intake O/S Stage 2/Tier2 | 0 |
| 33***92 | Insert, Valve Seat, Exhaust Std | 2 |
Z29-1-20 Oil Cooler, Dc16
| 33***76 | Cover, Plate | 1 |
| SC***33 | Cooler, Oil | 1 |
| SC***77 | Cover | 1 |
Z29-1-10 Oil Cooler, Dc12 59a
| SC***98 | Gasket | 1 |
| SC***18 | Gasket | 1 |
| SC***21 | Bolt, M8x40, Flange Screw | 10 |
Z29-1-1 Oil Cooler, Dc9
| 33***37 | Cooler, Oil | 1 |
| 33***38 | Adapter | 1 |
| SC***98 | Gasket | 1 |
Z30-1-1 Dipstick, Assembly, Dc9
| 33***30 | Dipstick | 1 |
| 33***31 | Dipstick | 1 |
| 33***32 | Pipe | 1 |
Z30-1-10 Oil Level Dipstick, & Tube, Dc12
| SC***24 | Ferrule | 1 |
| SC***48 | Dipstick | 1 |
| SC***37 | Clip | 1 |
Z30-1-20 Oil Level Dipstick, & Tube, Dc16
| SC***91 | Pipe | 1 |
| SC***47 | Adapter, Union, Straight | 1 |
| SC***26 | Flange Pipe | 1 |
Z31-1-20 Oil Sump, Dc16
| 33***59 | Sump, Oil | 1 |
| 33***60 | Kit-Gasket | 1 |
| 33***61 | Screw, Flange | 26 |
Z31-2-1 Pump, Oil, Sump Extraction
| 33***58 | Pump, Sump Oil Extraction | 1 |
| 33***59 | Bracket, Oil Pump Support | 1 |
| 33***60 | Hose, Oil Extraction Pump | 1 |
Z31-1-10 Oil Sump, Dc12
| 33***93 | Plate, Cover | 1 |
| SC***14 | Washer, Sealing | 1 |
| SC***22 | Screw, M8 X 60 | 27 |
Z31-1-1 Oil Sump, Dc9
| 33***62 | Plug, Magnetic | 1 |
| 33***23 | Sump, Oil | 1 |
| 33***24 | Gasket | 1 |
Z32-1-10 Oil Pump, Dc12
| SC***43 | Pipe | 1 |
| SC***22 | Screw, M8 X 60 | 4 |
| SC***46 | Pipe | 1 |
Z32-2-10 Oil, Pressure, Sensor Dc12 59a
| 33***13 | Washer, Sealing | 2 |
| 33***14 | Flange, Mounting | 1 |
| SC***89 | Adapter | 1 |
Z32-1-1 Oil Pump, Dc9
| 33***34 | Pump, Oil | 1 |
| 33***35 | Pipe, Suction | 1 |
| 33***36 | Tube | 1 |
Z32-1-20 Oil Pump, Dc16
| SC***25 | Screw, M8 X 60 | 4 |
| SC***19 | Screw, M8 X 30 | 19 |
| SC***19 | O Ring | 2 |
Z33-1-1 Flywheel, Assembly, Dc9
Z33-1-10 Flywheel Assembly, Dc12
| SC***95 | Bolt, M16 X 90 | 10 |
| SC***88 | Flywheel, Assembly | 1 |
| SC***13 | Gear, Flywheel Ring | 1 |
Z33-1-20 Flywheel, Assembly, Dc16
| 33***70 | Flywheel, Assembly | 1 |
| SC***13 | Gear, Flywheel Ring | 1 |
| SC***73 | Screw | 10 |
Z34-1-1 Flywheel, Housing, Dc9
| 33***11 | Housing, Flywheel | 1 |
| 33***12 | Housing, Flywheel | 1 |
| 33***13 | Plate, Timing Gear | 12 |
Z34-1-20 Flywheel Housing, Dc16
| 33***58 | Housing, Flywheel | 1 |
| SC***80 | O Ring | 1 |
| SC***83 | Seal, Rear Oil | 1 |
Z34-1-10 Flywheel Housing, Dc12
| 33***83 | Housing, Flywheel | 1 |
| 33***84 | Insert, Thread | 6 |
| 33***85 | Cover | 1 |
Z35-1-1 Camshaft, & Timing Gears, Dc9
| 33***46 | Camshaft | 1 |
| 33***47 | Camshaft | 1 |
| 33***48 | Bearing | 1 |
Z35-10-1 Balance Shaft, Assembly, Dc9
| 33***27 | Frame, Balance Shaft, Assembly | 1 |
| 33***28 | Dowel, 6 X 16 | 2 |
| 33***29 | Plug, Screw M10 X9 | 2 |
Z35-1-20 Camshaft, & Timing Gears, Dc16
| 33***48 | Bearing | 1 |
| 33***71 | Camshaft | 1 |
| 33***72 | Camshaft | 1 |
Z35-1-10 Camshaft, & Timing Gears, Dc12
| 33***48 | Bearing | 2 |
| 33***07 | Camshaft | 1 |
| SC***94 | Gear | 1 |
Z36-2-20 Casing, Vibration Insulator, Dc16
| SC***60 | Gasket | 1 |
| SC***40 | Cover | 1 |
| SC***87 | O Ring | 1 |
Z36-1-10 Timing Case & Covers, Dc12
| SC***67 | Plug | 1 |
| SC***37 | Cover | 1 |
| SC***25 | Screw, M8 X 60 | 2 |
Z36-2-1 Casing, Crankshaft, Damper Dc9
| 33***23 | Cover, Front Assembly | 1 |
| SC***43 | Bolt, M10 X 60mm, Flange Screw | 8 |
| SC***29 | Gasket | 1 |
Z36-1-20 Timing Case & Covers, Dc16
| SC***64 | Spring | 1 |
| SC***18 | Gasket | 2 |
| SC***10 | Stud, M10 X 50 | 2 |
Z37-1-20 Piston & Con-Rod, Assemblies, Dc16
| 33***69 | Kit-Big End Bearing | 1 |
| SC***29 | Pin, Gudgeon | 1 |
| SC***59 | Bush, Small End | 1 |
Z37-1-1 Piston, Assembly, Dc9
| 33***25 | Piston, All Speed | 5 |
| 33***26 | Piston, Single Speed | 5 |
| SC***29 | Pin, Gudgeon | 1 |
Z37-1-10 Piston & Con-Rod, Assemblies, Dc12
| 33***94 | Rod, Connecting, Assembly | 6 |
| 33***95 | Bolt, Con-Rod M14 X 70 | 2 |
| 33***96 | Kit-Big End Bearing, Undersize 0.25 | 0 |
Z38-1-1 Crankshaft Assembly, Flywheel & Damper Dc9
| 33***94 | Rod, Connecting, Assembly | 5 |
| 33***95 | Bolt, Con-Rod M14 X 70 | 2 |
| 33***96 | Kit-Big End Bearing, Undersize 0.25 | 5 |
Z38-1-10 Crankshaft Assembly, Flywheel & Damper Dc12
| 33***00 | Damper, Crankshaft | 1 |
| 33***01 | Driver | 1 |
| 33***02 | Sleeve, Spacer | 1 |
Z38-1-20 Crankshaft Assembly, Dc16
| SC***16 | Crankshaft | 1 |
| SC***89 | Screw | 12 |
| SC***04 | Gear, Crankshaft | 1 |
Z39-1-2 Cylinder Block, Assembly
| 33***01 | Guide | 12 |
| 33***02 | Screw, M18 X 190, To E6285668 | 12 |
| 33***03 | Plug, Core 14mm | 1 |
Z39-1-10 Cylinder Block, Assembly, Dc12
| 33***02 | Screw, M18 X 190, To E6285668 | 14 |
| 33***04 | Bearing, Main Std | 7 |
| 33***05 | Bearing, Main, U/S = 0.25mm | 7 |
Z39-1-1 Cylinder Block, Assembly
| 33***98 | Block, Cylinder, Dc9 | 1 |
| 33***01 | Guide | 12 |
| 33***02 | Screw, M18 X 190, To E6285668 | 12 |
Z39-2-1 Oil Filler, Cylinder, Block Dc9 & Dc12
| 33***53 | Seal | 1 |
| 33***54 | Hose | 1 |
| 33***55 | Bracket | 1 |
Z39-1-20 Cylinder Block, Assembly, Dc16
| 33***04 | Bearing, Main Std | 5 |
| 33***05 | Bearing, Main, U/S = 0.25mm | 0 |
| 33***06 | Bearing, Main, U/S = -0.50mm | 0 |
Z42-1-1 Engine Mounting, Brackets Dc9
| 33***48 | Bracket, Engine Mounting, Lh | 1 |
| 33***49 | Bracket, Engine Mounting, Rh | 1 |
| 33***50 | Screw, Flange | 4 |
Z42-1-10 Engine Mounting, Brackets Dc12
| 33***53 | Bracket, Engine Mounting | 2 |
| 33***54 | Screw | 8 |
| 33***06 | Bracket, Engine Mounting | 2 |
Z42-1-20 Engine Mounting, Brackets Dc16
| 33***50 | Screw, Flange | 8 |
| 33***53 | Bracket, Engine Mounting | 2 |
| 33***54 | Screw | 8 |
Z43-1-20 Air Filter, Installation, Dc16
| 32***64 | Clip, Overcentre | 5 |
| 32***98 | Cover, Filter End | 1 |
| 32***99 | O Ring | 1 |
Z43-1-10 Air Filter, Dc12
| 33***21 | Hose | 1 |
| 33***22 | Pipe | 1 |
| 33***23 | Bracket | 1 |
Z43-1-1 Air Filter, Assembly, Dc9
| 33***21 | Hose | 1 |
| 33***22 | Pipe | 1 |
| 33***05 | Clamp, 160-180mm | 1 |
Z44-1-1 Air Induction Hoses, Dc9
| 33***21 | Hose | 1 |
| 33***47 | Pipe | 1 |
| SC***32 | Sensor | 1 |
Z44-1-20 Air Induction Hoses, Dc16
| 33***89 | Pipe, Elbow | 1 |
| SC***32 | Sensor | 1 |
| SC***69 | Hose | 1 |
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z45 Exhaust System
Z46-1-1 Radiator & Fittings, Dc9
| 33***82 | Radiator | 1 |
| 33***83 | Plug | 1 |
| 33***84 | Bush | 2 |
Z46-1-10 Radiator, Frame & Components, Dc12
| 33***86 | Screw, M12 X 130 | 4 |
| 33***87 | Washer, Spring | 0 |
| 33***88 | Washer | 0 |
Z46-4-20 Fan Guards, Dc16
| 33***08 | Bracket | 1 |
| 33***09 | Washer | 19 |
| SC***63 | Washer | 2 |
Z46-4-1 Fan Guards, Finger Dc9
| 33***82 | Screw, Flange, M8 X 50 | 1 |
| 33***09 | Washer | 1 |
| 33***70 | Ring, Sealing, 787mm Dia | 1 |
Z46-4-10 Guard, Finger Dc12
| 33***29 | Grille | 2 |
| 33***30 | Bracket | 1 |
| 33***31 | Bracket, L/H | 1 |
Z47-3-10 Radiator, Hoses And Pipework, Dc12
| 33***96 | Washer | 2 |
| 33***33 | Hose, Radiator | 1 |
| 33***34 | Bracket | 1 |
Z47-3-20 Radiator, Hoses And Pipework, Dc16
| SC***15 | Nut, Lock M10 | 1 |
| SC***81 | Clamp | 1 |
| SC***94 | Gasket | 1 |
Z47-1-1 Radiator, Assembly, Dc9
| 33***82 | Radiator | 1 |
| 33***87 | Washer, Spring | 10 |
| 33***89 | Nut, M12 | 2 |
Z47-3-1 Radiator, Hoses And Pipework, Dc9
| 33***95 | Hose | 1 |
| 33***96 | Washer | 2 |
| 33***87 | Hose, Radiator | 1 |
Z47-1-10 Radiator, Assembly, Dc12
| 33***84 | Bush | 1 |
| 33***85 | Clamp | 1 |
| 33***86 | Screw, M12 X 130 | 1 |
Z47-1-20 Cooler Assembly, Dc16
| SC***45 | Tank, Expansion | 1 |
| SC***68 | Cap, Coolant Pressure | 1 |
| SC***67 | Sensor | 1 |
Z48-2-10 Cooler,Air Charge, Dc12
| 33***93 | Washer, Spring | 0 |
| 33***65 | Ring, Sealing | 4 |
| 33***06 | Bracket | 2 |
Z48-3-1 Connectors, Charge, Air Cooler Pipes Dc9
| 33***74 | Pipe, Charge Air | 1 |
| 33***75 | Connector, Charge Air Pipe | 1 |
| 33***76 | Screw, M8 X 90 | 2 |
Z48-2-1 Cooler,Air Charge, Dc9
| 33***76 | Screw, M8 X 90 | 2 |
| 33***61 | Cooler, Charge Air | 1 |
| 33***62 | Cooler, Charge Air | 1 |
Z48-2-20 Cooler,Air Charge, Installation Dc16
| 33***40 | Bracket | 1 |
| SC***91 | Hose | 3 |
| SC***24 | Clamp, 'V' | 1 |
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z49 Charge Air Cooler Hoses
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z50 Low Pressure Fuel System
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z51 Fuel Sediment Filters
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z57 Engine Oil Drain
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z60 Generator Chassis Components
Jcb : G380x(Jcb Generator) : Z Jcb Generator Set : Z61 Generator Bodywork
Z62-2-1 Generator Alternator, Hc434d
| 32***22 | Kit-Rectifier | 1 |
| 32***23 | Regulator, As440; Sa465 See Bulletin | 1 |
| 33***24 | Regulator, Voltage, Mx341 Avr | 1 |
Z62-3-1 Generator Alternator, Hc434e
| 32***22 | Kit-Rectifier | 1 |
| 32***23 | Regulator, As440; Sa465 See Bulletin | 1 |
| 33***24 | Regulator, Voltage, Mx341 Avr | 1 |
Z62-6-1 Generator Alternator, Hc534e
| 32***22 | Kit-Rectifier | 1 |
| 32***23 | Regulator, As440; Sa465 See Bulletin | 1 |
| 33***24 | Regulator, Voltage, Mx341 Avr | 1 |
Z62-1-1 Generator Alternator, Uci274i
| 32***08 | Regulator, A.V.R Sx460 | 1 |
| 32***99 | Kit-Rectifier, Service | 1 |
| 32***23 | Regulator, As440; Sa465 See Bulletin | 1 |
Z62-4-1 Generator Alternator, Hc434f
| 32***22 | Kit-Rectifier | 1 |
| 32***23 | Regulator, As440; Sa465 See Bulletin | 1 |
| 33***24 | Regulator, Voltage, Mx341 Avr | 1 |
Z62-5-1 Generator Alternator, Hc534d
| 32***22 | Kit-Rectifier | 1 |
| 32***23 | Regulator, As440; Sa465 See Bulletin | 1 |
| 33***24 | Regulator, Voltage, Mx341 Avr | 1 |
Z63-10-1 Kit, Conversion, Can/Usb
| 33***91 | Kit, Can/Usb Converter; Kit Consists Of: Cc/Usb Converter; Usb Cable; Db9 Connector;, Telecontrol Software; Configuration Software | 1 |
Z66-1-20 Battery, Cables, & Isolation Kit
| 33***30 | Kit, Battery Isolator, 1109 | 1 |
| 33***32 | Battery, Cables, Scania 500kva | 1 |
| 70***67 | Battery, Gel Type | 1 |
Z66-1-10 Battery, Cables, & Isolation Kit
| 33***30 | Kit, Battery Isolator, 1109 | 1 |
| 33***47 | Battery, Cables, Scania Dc12 | 1 |
| 70***67 | Battery, Gel Type | 1 |
Z66-1-1 Battery Cables, Isolator & Bridge
| 33***30 | Kit, Battery Isolator, 1109 | 1 |
| 33***41 | Bridge, Battery, With Isolator Kit | 1 |
| 33***48 | Battery, Cables, Scania Dc9 | 1 |
Frequently asked questions
What engine does the JCB G380X use?
The G380X utilizes a JCB Dieselmax or Scania engine, depending on the specific configuration and market. These are heavy-duty, turbocharged diesel engines designed for prime and standby power applications.
What is the operating weight of the G380X?
Operating weight varies by configuration, trailer chassis, and fuel tank size. Specific weight data for the G380X is not documented in the provided sources; consult the machine's nameplate or dealer spec sheet for exact figures.
What model replaced the G380X?
The G380X is part of the QX range. Succession within the JCB generator line is complex, with newer RS and Premier ranges offering updated emissions compliance and telematics. Specific replacement model data for the G380X is not documented in the provided sources; verify with a JCB dealer.
What G380X(JCB GENERATOR) owners discuss
What engine manufacturer and series are typically associated with the JCB G380X generator range?
What are the common electrical starting issues reported for JCB generator sets?
How does the JCB G380X handle load management and monitoring?
What are the typical undercarriage or wear patterns for JCB construction equipment that share powertrain components?
What engine cooling system maintenance is critical for JCB industrial engines?
What are the key specifications for the JCB G380X generator capacity and fuel system?
What should be checked when buying a used JCB G380X generator?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Need a specific G380X(JCB GENERATOR) part?
Search live OEM part data, check fitment, and cross-reference alternatives with Heavy Parts AI.