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Caterpillar C Generator Set

The Caterpillar C is a 254 kW (340 kVA) prime generator set powered by a Caterpillar C-12 engine. It holds about 28 L (7.4 gal) of oil and 45 L (11.9 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 1904.6×968.6×1004.5 mm (75.0×38.1×39.5 in) and weighs about 1177 kg (2595 lb).

12.0 L
Displacement
28.0 L
Oil capacity
4
Document types

How to read your Caterpillar serial & model number →

Specifications

Prime power254 kW
EmissionsIMO compliant
Oil capacity28.0 L
Coolant capacity45 L
Max ambient50 °C
Dimensions (L×W×H)1904×968×1004 mm
Dry weight1177 kg

Engine

Caterpillar C-12
Oil capacity36.0 L
Coolant capacity10.2 L
Displacement12.0 L
AspirationTurbocharged for ATAAC1
Rated speed2100 rpm

Maintenance & consumables

for the Caterpillar C-12
ItemSpecCapacityPart #Interval
OilCaterpillar DEO 10W30 or 15W4028.0 L—250 hr

Common questions

What engine does the Caterpillar C use?

The Caterpillar C is powered by the Caterpillar C-12 engine.

What is the oil capacity of the Caterpillar C?

The Caterpillar C-12 engine in the Caterpillar C has an oil capacity of 36.0 liters.

Troubleshooting

8

Fault codes

CodeMeaning
105-11Very High Intake Manifold Air Temperature
110-11Very High Coolant Temperature
111-11Very Low Coolant Level
84-00Vehicle Overspeed Warning
84-14Quick Stop Occurrence
190-00Engine Overspeed Warning
31110
100-11Very Low Oil Pressure

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.

Parts

122model family
Part #DescriptionQtySystem
10R-9344Spark Plug1Spark plug PartsGeek
135-7629Water Pump Seal Installer (22.4 mm, 31.75 mm)Water pump seal installer PartsGeek
138-9299Oil Seal Tool (35.42 mm, 19.25 mm)Oil seal tool PartsGeek
139-0088Seal Installer (43.9 mm, 19.31 mm, 37.6 mm)Seal installer PartsGeek
147-6521Seal/Shaft InstallerSeal shaft installer PartsGeek
152-2067Differential Pressure GaugeDifferential pressure gauge PartsGeek
157-4829Cable Adapter(9 Pin J1939 Dash)1Cable adapter 9 pin j1939 dash PartsGeek
164-2192Pressure Probe (Fits 3.175 mm pipe plug threads)Pressure probe PartsGeek
169-4309Mounting Bar (Used to align heat exchanger plates during disassembly and assembly)Mounting bar PartsGeek
180-5286Turbine Shaft TPS57 Turbocharger SocketSocket PartsGeek
183-4028Seal InstallerSeal installer PartsGeek
193-8094Spline Wrench (14 Teeth)Spline wrench PartsGeek
193-8100Impeller Nut SpannerImpeller nut spanner PartsGeek
1U-5718Vacuum Pump1Pump PartsGeek
1U-5804Crimp Too1(12 to 18 AWG)1Crimp tool PartsGeek FridayParts $299.99
1U-9582Seal GuideSeal guide PartsGeek
221-8647Seal Installer (Top portion fits into housing, Lower portion slides through guide)Seal installer PartsGeek
237-9608Mounting Bar (Used to preload aftercooler plates for assembly)Mounting bar PartsGeek
248-3310Spanner WrenchSpanner wrench PartsGeek
248-3311Holding FixtureHolding fixture PartsGeek
2P-2317Locknut Spanner WrenchLocknut spanner wrench PartsGeek
319-1833Filter BucketFilter bucket PartsGeek
319-1834Cone (27.94 cm)Cone PartsGeek
319-1835Cone (33.02 cm)Cone PartsGeek
319-1836Cone (38.10 cm)Cone PartsGeek
319-1838Adapter (Lower), LargeAdapter PartsGeek
319-1839Adapter (Lower), SmallAdapter PartsGeek
319-2189DPF Cleaner GroupDpf cleaner group PartsGeek
319-2190DPF Cleaner Adapter GroupAdapter group PartsGeek
319-2192Mass Transit Bus AdapterAdapter PartsGeek
319-2193HEPA FilterFilter PartsGeek
319-2194Cartridge Filters2Cartridge filter PartsGeek
320-2679Air Dryer DesiccantDesiccant PartsGeek
320-2680Coalescing FilterCoalescing filter PartsGeek
321-6022Pressurizer Assembly5Pressurizer PartsGeek
323-3526Seal Installer (Essential Tool)Seal installer PartsGeek
325-5756Seal Installer (Essential Tool)Seal installer PartsGeek
334-0114Mounting Bar (Durable steel construction, Two bars are typically used per aftercooler)Mounting bar PartsGeek
345-7562Exhaust sleeve1Oil filter PartsGeek
345-9172Oil Filter1Oil filter PartsGeek
345-9192Oil Filter1Oil filter PartsGeek
346-3791Air Filter1Air filter PartsGeek
346-4170Air Filter1Air filter PartsGeek
346-4200Air Filter1Air filter PartsGeek
346-4307Air Filter1Air filter PartsGeek
359-4915Fan Drive InstallerFan drive installer PartsGeek
359-4916Fan Drive InstallerFan drive installer PartsGeek
365-8434Twin Turbocharger Alignment ToolAlignment tool PartsGeek
366-1819Exhaust Manifold Alignment Pin (63 x 11.8 mm)Pin PartsGeek
366-1820Exhaust Manifold Alignment Pin (63 x 13.8 mm)Pin PartsGeek
370-4653Turbocharger Counterbalance ToolCounterbalance tool PartsGeek
373-2992CT660 DPF Adapter RingAdapter ring PartsGeek
373-4724Air Compressor Coolant Line Release Tool (Dimensions: 3 x 1 x 0.25 in, Weight: 0.23 kg)Air compressor coolant line release tool PartsGeek
373-4792Turbo Alignment Bracket (Dimensions: 355.6 x 279.4 x 304.8 mm, Weight: 2.3 kg)Turbo alignment bracket PartsGeek
373-4793Charge Air Cooler Test Group (Dimensions: 177.8 x 134.6 x 134.6 mm, Weight: 2.56 kg)Charge air cooler test group PartsGeek
373-9826Tier 4 DPF Adapter Ring (pin and slot design)Adapter ring PartsGeek
375-2606Twin Turbocharger Alignment ToolAlignment tool PartsGeek
385-4578Seal Installer (Dimensions: 37.0 x 30.1 mm, Weight: 0.05 kg)Seal installer PartsGeek
417-6000Seal Installer Tool (140 x 55.8 mm)Seal installer tool PartsGeek
417-6001Seal Installer Tool (90 x 31.7 mm)Seal installer tool PartsGeek
420-5855Water Pump Seal Installer (Dimensions: 47 x 45 mm, Weight: .463 kg)Water pump seal installer PartsGeek
4Q-5144Install ToolInstall tool PartsGeek
8T-8726Adapter Cable As(3 Pin Breakout)1Adapter cable 3 pin breakout PartsGeek
9S-6343Fixture AssemblyFixture PartsGeek
9S-6363Fixture GroupFixture group PartsGeek
9S-9082Engine Turning Tool1Engine turning tool PartsGeek
9U-5103Slotted Socket (Deep well design, Slotted side)Slotted socket PartsGeek
9U-6626Locknut Spanner WrenchLocknut spanner wrench PartsGeek
9U-6627Seal Installer (Includes item 2 Seal Remover)Seal installer PartsGeek
9U-6956Water Pump Seal Installer (Overall length: 180.0 mm, Large diameter: 70.0 mm)Water pump seal installer PartsGeek
FT0168AdapterAdapter PartsGeek
FT0170Support ScrewSupport screw PartsGeek
FT0174Driver ToolDriver tool PartsGeek
FT0623Removal ToolRemoval tool PartsGeek
FT0626Spacer BlockSpacer block PartsGeek
FT0749Puller PlatePuller plate PartsGeek
FT2299Turbine HolderTurbine holder PartsGeek
FT2800Puller PlatePuller plate PartsGeek
FT3045Angle Bracket (Used to remove and install radiator)Angle bracket PartsGeek
FT3171Seal Installer (Essential Tool)Seal installer PartsGeek
FT3201Seal Installer (Essential Tool)Seal installer PartsGeek
FT3202Seal Installer (Essential Tool)Seal installer PartsGeek
JERD2124Electronic Technician Program (Cat ET)1Electronic technician program PartsGeek
g00467451Illustration 1: Warning label for the electronic unit injector is typically located on the valve cover base.Injector PartsGeek
g00467452Illustration 2: Electrical shock hazard. The electronic unit injector system uses 90-120 volts.Injector PartsGeek
g00992601Accelerator Pedal Position Sensor1Sensor PartsGeek
g00992610Speedometer & Tachometer1Sensor PartsGeek
g00992613Engine Control J1/P11Connector PartsGeek
g00995055Cruise Control On/Off & Set/Resume Switches1Switch PartsGeek
g00995478Engine Wiring Harness Diagram1Wiring harness PartsGeek
i01248643Vehicle Wiring Harness Diagram1Wiring harness PartsGeek
i01907619SAE J1587 Data LinkData link PartsGeek
10R-9343Exhaust Manifold Stud1Service part / kit PartsGeek
10R-9346Exhaust Manifold Stud1Service part / kit PartsGeek
6V-21974 mm Allen Wrench1Service part / kit PartsGeek
g00104545Illustration 41Service part / kit PartsGeek
g00647144207-6845 Adapter Cable As4Service part / kit PartsGeek
g00687600Always use a board or cardboard when you check for a leak. Leaking fluid that is under pressure can penetrate body tissue. Fluid penetration can cause serious injury and possible death. A pin hole leak can cause severe injury. If fluid is injected into your skin, you must get treatment immediately. Seek treatment from a doctor that is familiar with this type of injury.1Service part / kit PartsGeek
g00702020Wear a hard hat, protective glasses, and other protective equipment, as required.1Service part / kit PartsGeek
g00704000Illustration 81Service part / kit PartsGeek
g00704059Illustration 91Service part / kit eBay PartsGeek
g00704135Illustration 101Service part / kit eBay PartsGeek
g00771448Grounding PracticesService part / kit PartsGeek
g00771487Alternate Grounding Stud To Battery GroundService part / kit PartsGeek
g01370904Do Not Operate (1)1Service part / kit PartsGeek
g01371640Pressurized system! Hot coolant can cause serious burns, injury or death. To open the cooling system filler cap, stop the engine and wait until the cooling system components are cool. Loosen the cooling system pressure cap slowly in order to relieve the pressure. Read and understand the Operation and Maintenance Manual before performing any cooling system maintenance.1Service part / kit PartsGeek
g01862153Illustration 2 View of the left side of a typical C12 Marine EngineService part / kit PartsGeek
g01862154Illustration 1 View of the right side of a typical C12 Marine EngineService part / kit PartsGeek
i00909638General Hazard Information: Attach a “Do Not Operate” warning tag or a similar warning tag to the start switch or to the controls before the engine is serviced or before the engine is repaired.Service part / kit PartsGeek
i00910470Engine StartingService part / kit PartsGeek
i00911989Before Starting EngineService part / kit PartsGeek
i01359666Crushing Prevention and Cutting Prevention1Service part / kit PartsGeek
i01372247Mounting and Dismounting1Service part / kit PartsGeek
i01372254Fire Prevention and Explosion PreventionService part / kit PartsGeek
i01462046Engine Stopping1Service part / kit PartsGeek
i01480768Burn Prevention1Service part / kit PartsGeek
i01658146Important Safety InformationService part / kit PartsGeek
i01828962Safety MessagesService part / kit PartsGeek
i01905996171 -4400 Communication Adapter II Gp.Service part / kit PartsGeek
i01914266Troubleshooting SectionService part / kit PartsGeek
i02566298General Hazard InformationService part / kit PartsGeek
i03602780Important Safety InformationService part / kit PartsGeek

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime36.2
Prime40%18.6
Prime50%17.3
Prime60%14.3
Prime70%9.6
Prime80%5.7
Prime100%27.9
Standby18.5

Available documents

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