HomeCummins/OnanCummins/Onan D GDA

Cummins/Onan D GDA Generator Set

The Cummins/Onan D GDA is a 80 kW (100 kVA) Diesel standby generator set powered by a Cummins/Onan 6BT5.9 engine. It is available at 12 V, 3-phase and 60 Hz. It holds about 16 L (4.2 gal) of oil and 31.5 L (8.3 gal) of coolant, with a maximum ambient rating of 104 °C. Starting uses 1 group-4 battery rated 1080 CCA at 12 V. The set measures 2662×1016×1252 mm (104.8×40.0×49.3 in) and weighs about 1141 kg (2515 lb). An integrated tank holds 25 L (6.6 gal). The same 6BT5.9 engine also powers generator sets from AKSA.

80 kW
Standby
5.9 L
Displacement
16.0 L
Oil capacity
3
Document types

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power80 kW
Standby kVA100
Prime power72 kW
ControllerPowerCommand, PowerCommand 2100
Oil capacity16.0 L
Voltage options12 V
Phase3
Battery group4D
Battery cranking1080 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity31.5 L
Max ambient104 °C
Dimensions (L×W×H)2662×1016×1252 mm
Dry weight1141 kg
Fuel tank25.0 L

Engine

Cummins/Onan 6BT5.9
Oil capacity16.0 L
Coolant capacity25.0 L
Displacement5.9 L

Maintenance & consumables

for the Cummins/Onan 6BT5.9
ItemSpecCapacityPart #Interval
Air filter find
Belt find
Coolant
Fuel filter find
Oil
Oil filter find

Troubleshooting

9
CodeSymptomCauseRemedy
234Overspeed
1433Emergency Stop
1434Remote Emergency Stop
121Speed Signal Lost
2335Excitation Fault
1123Shutdown After Battle Short
1416Fail To Shut Down
1131Battle Short Active
Fault Code TableStatus Indicators

Symptom → cause → remedy extracted from this model’s service/owner documentation; verify against the official manual before servicing.

Parts

1
Part #DescriptionQtySystem
LF3349Lube, Full-Flow Spin-On1Oil filter NAPA $12.27 Amazon eBay $15.44

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
Standby

Available documents

Spec sheetParts manualService manual

Other sets with this engine