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Home›Cummins/Onan›Cummins/Onan DGFC

Cummins/Onan DGFC Generator Set

The Cummins/Onan DGFC is a 200 kW (250 kVA) Diesel standby generator set powered by a Cummins/Onan 6CTAA8.3-G2 engine. It is available at 120/208 V, 139/240 V, 240/416 V, 277/480 V, 347/600 V, 110/190 V, 220/380 V and 120/240 V, Three Phase-phase, 60 Hz and rated 695 A. It holds about 23.8 L (6.3 gal) of oil and 25.7 L (6.8 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 1 group-4 battery rated 1080 CCA at 12 V. The set measures 2662×1016×1433 mm (104.8×40.0×56.4 in), weighs about 1538 kg (3391 lb) and produces 74 dBA at 7 m. An integrated tank holds 472 L (124.7 gal), roughly 55 hours of runtime.

200 kW
Standby
8.3 L
Displacement
23.8 L
Oil capacity
4
Document types

How to read your Cummins/Onan serial & model number →

Compare with other 200–205 kW Diesel generators →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power200 kW
Standby kVA250
Prime power180 kW
EmissionsEPA Nonroad Tier 1
ControllerDetectorTM, PCC, PowerCommand, PowerCommand 2100, PowerCommand 3100
Oil capacity23.8 L
AlternatorCummins/Onan 12-lead reconnectable alternator fitted with selection switch
Voltage options120/208 V, 139/240 V, 240/416 V, 277/480 V, 347/600 V, 110/190 V, 220/380 V, 120/240 V
Phase3
Rated current695 A
Battery group4
Battery cranking1080 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity25.7 L
Max ambient40 °C
Dimensions (L×W×H)2662×1016×1433 mm
Dry weight1538 kg
Sound level74.0 dBA @ 7 m
Fuel tank24.8 L
Tank runtime55.0 hr

Engine

Cummins/Onan 6CTAA8.3-G2
Oil capacity23.8 L
Coolant capacity25.7 L
Displacement8.3 L
AspirationTurbocharged and CAC
Rated speed1800 rpm

Maintenance & consumables

for the Cummins/Onan 6CTAA8.3-G2
ItemSpecCapacityPart #Interval
Air filterNormal duty air filter.A054E584 Amazon eBay PartsGeek
Fuel filterOil and fuel filter fitted, water separator.— find
Oil filterOil and fuel filter fitted, water separator.— find
BeltBelt drive for alternator and starter.— find
CoolantCooling system: IC 01, radiator and Guarding in color: Black.29.5—
Coolant filter— find
OilLubrication system oil capacity25.2 liters—

Common questions

What is the power rating of the Cummins/Onan DGFC?

The Cummins/Onan DGFC is rated 200 kW standby (250.0 kVA).

What engine does the Cummins/Onan DGFC use?

The Cummins/Onan DGFC is powered by the Cummins/Onan 6CTAA8.3-G2 engine.

What fuel does the Cummins/Onan DGFC use?

The Cummins/Onan DGFC runs on Diesel.

What is the oil capacity of the Cummins/Onan DGFC?

The Cummins/Onan 6CTAA8.3-G2 engine in the Cummins/Onan DGFC has an oil capacity of 23.8 liters.

What alternator does the Cummins/Onan DGFC use?

The Cummins/Onan DGFC uses a Cummins/Onan 12-lead reconnectable alternator fitted with selection switch alternator.

What air filter does the Cummins/Onan DGFC use?

The Cummins/Onan DGFC uses air filter part number A054E584.

Troubleshooting

63

Fault codes

CodeMeaningRemedy
F01Generator does not start.Check the battery voltage and ensure it is above 12V. Verify that the fuel supply is adequate and check for any fuel system issues. Refer to the Fault Code Table for further troubleshooting.
F02Generator produces low output power.Check the air filter for blockage or damage. Verify that the fuel supply is adequate and check for any fuel system issues. Refer to the Fault Code Table for further troubleshooting.
F03Generator produces excessive noise.Check the engine oil level and ensure it is within the recommended range. Verify that all components are properly tightened, including bolts and nuts. Refer to the Fault Code Table for further troubleshooting.
F04Generator produces excessive vibration.Check the engine mounts for any damage or wear. Verify that all components are properly tightened, including bolts and nuts. Refer to the Fault Code Table for further troubleshooting.
F05Generator produces excessive exhaust smoke.Check the air filter for blockage or damage. Verify that the fuel supply is adequate and check for any fuel system issues. Refer to the Fault Code Table for further troubleshooting.
F06Generator produces excessive heat.Check the cooling system for any leaks or blockages. Verify that the coolant level is within the recommended range. Refer to the Fault Code Table for further troubleshooting.
F07Generator produces excessive oil consumption.Check the engine oil level and ensure it is within the recommended range. Verify that all components are properly tightened, including bolts and nuts. Refer to the Fault Code Table for further troubleshooting.
F08Generator produces excessive fuel consumption.Check the air filter for blockage or damage. Verify that the fuel supply is adequate and check for any fuel system issues. Refer to the Fault Code Table for further troubleshooting.
121Speed Signal Lost
135Oil Pressure Sensor High
141Oil Pressure Sensor Low
143Pre-Low Oil Pressure Sensor
144Coolant Temperature Sensor High
145Coolant Temperature Sensor Low
146Pre-High Cool Temp
151High Coolant Temp
197Low Coolant Level
234Overspeed
235Low Coolant Level
359Fail to Start
415Low Oil Pressure
441Low Battery Voltage
442High Battery Voltage
1123Shutdown After Battle Short
1124Delayed Shutdown
1131Battle Short Active
1244Engine Normal Shutdown
1311Customer Inputs #1
1312Customer Inputs #2
1317Customer Inputs #3
1318Customer Inputs #4
1334Crit Scaler OR
1335Non-Crit Scaler OR
1416Fail to Shutdown
1417Power Down Failure
1433Emergency Stop
1434Remote Emergency Stop
1435Low Coolant Temperature
1438Fail to Crank
1442Weak Battery
1443Battery Failed
1444KW Overload
1445Short Circuit
1446High AC Voltage
1447Low AC Voltage
1448Under Frequency
1449Over Frequency
1461Loss of Field
1466Modem Failure
1468Network Error
1469Speed/Hz Match
1471Over Current
1472Over Current
2335Excitation Fault
2336Memory Error
2341High Control Temperature
2342Too Long in Idle
2967Governor Fault
2968AVR Fault
2969LON Failure
2972Field Overload

Symptoms & remedies

SymptomRemedy
Status Indicators are not functioning properly.Check the status indicators for any visible damage or loose connections. If the issue persists, refer to the Fault Code Table for further troubleshooting.
Line Circuit Breaker (Optional) trips frequently.Check the circuit breaker for any visible damage or loose connections. Verify that the generator's load is within the rated capacity of the circuit breaker.

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

Parts

25
Part #DescriptionQtySystem
155-3150-04Muffler, Critical1Muffler PartsGeek
155-3164-01Pipe, Exhaust1Pipe PartsGeek
155-3164-05Muffler, Critical1Muffler PartsGeek
319-2653Window, Control (If Equipped)1Window PartsGeek
405-5744Post, Housing - Center4Post PartsGeek
405-5832Door, Housing6Door PartsGeek
405-5908Panel, Side - Radiator Housing2Panel PartsGeek
405-5916Post, Corner - Housing2Post PartsGeek
405-5917Panel, End - Roof2Panel PartsGeek
406-0831Hinge, Door14Hinge PartsGeek
502-0047Nipple, Pipe (1/4)1Nipple PartsGeek
503-0446Clamp, Hose4Clamp PartsGeek
503-1134Clamp, Hose1Clamp PartsGeek
526-0451Washer, Flat - Stainless Steel (M8)2Washer PartsGeek
800-2072Screw, Cap - Hex Head (M8 x 1.25 x 100)1Screw PartsGeek
821-6003-02Screw, Cap - Hex Head2Screw PartsGeek
A028Z105Sender, Low Coolant1Sender PartsGeek
4-29FAIL TO CRANKService part / kit PartsGeek
4-30OVERSPEEDService part / kit PartsGeek
4-31HIGH DC VOLTAGEService part / kit PartsGeek
928-0502BService part / kit PartsGeek
928-0506Service part / kit PartsGeek
960-0504AService part / kit PartsGeek
960-0505Service part / kit PartsGeek
960-12Service part / kit PartsGeek

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime
Prime25%16.04.3
Prime50%28.07.5
Prime75%40.010.5
Prime100%53.014.0
Standby
Standby25%18.04.8
Standby50%30.08.0
Standby75%45.011.8
Standby100%61.016.2

Available documents

Spec sheet — 46608001 cummins dgfc spec sheets (Cummins/Onan)Spec sheet — Cummins-DGFC-Spec-Sheet-Woodstock-Power-Co. (Cummins/Onan)Spec sheet — s-1284 (Cummins/Onan)Spec sheet — s-1284b (Cummins/Onan)Spec sheet — s-1453 (Cummins/Onan)Operator's manual — 960-0107 Cummins DGBB DGCB DGDB DGFA Operator's Manual (7-2009) (Cummins/Onan)Operator's manual — Cummins-DGBB-DGBC-DGCA-DGCB-DGCG-DGFA-DGFB-DGFC-DGFS-operator-manual (Cummins/Onan)Parts manual — 0932-0112 Onan Post-Sale Literature Index (07-1998) (Cummins/Onan)Parts manual — 0960-0211 I8 201410 (Cummins/Onan)Parts manual — 0960-0297 I9 202204 (Cummins/Onan)Service manual — 900-0524B Onan DGxx Power Command Control 3100 Series Paralleling Gensets Operation & Service manual (01-2002) (Cummins/Onan)Service manual — 960-0510B Onan DGBB thru DGFC Series Service Manual (10-1998) (Cummins/Onan)Service manual — 960-0511B Cummins DGBB DGC DGD DGF Series Service Manual (10-2001) (Cummins/Onan)Service manual — 960-0518D Cummins DGBB DGC DGDA DGFB Series Service Manual (2-2004) (Cummins/Onan)Service manual — 960-0615C Cummins DGBB DGC DGFA Series Operator's Manual (10-2003) (Cummins/Onan)Service manual — 960-0628D Cummins DGB DGC DGF Series Installation Manual (2-2004) (Cummins/Onan)Service manual — DG Generator Set Service Manual PCC 3100 (Cummins/Onan)

Other sets with this engine

Cummins/Onan C225 D6Cummins/Onan C250 D5Cummins/Onan DGFS