HomeCummins/OnanCummins/Onan HDKCB

Cummins/Onan HDKCB Generator Set

The Cummins/Onan HDKCB is a Diesel generator set. It is available at 120 V, 1-phase, 60 Hz and rated 52.1 A. It holds about 5.6 L (1.5 gal) of oil and 6.2 L (1.6 gal) of coolant. Starting uses battery rated 650 CCA at 12 V. The set measures 1050×620×686 mm (41.3×24.4×27.0 in), weighs about 370 kg (816 lb) and produces 68 dBA at 3 m.

5.6 L
Oil capacity
3
Document types

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

Specifications

FuelDiesel
Frequency60.0 Hz
ControllerGenerator, Integrated Microprocessor Based Engine
Oil capacity5.6 L
Voltage options120 V, 240 V
Phase1
Rated current52.1 A
Power factor1.0
Circuit breaker50 A
Battery cranking650 CCA
Battery voltage12 V
Coolant capacity6.2 L
Dimensions (L×W×H)1050×620×686 mm
Dry weight370 kg
Sound level54.0 dBA @ 3 m
Tank runtime0.45 hr

Maintenance & consumables

ItemSpecCapacityPart #Interval
Air filter3000 hr find
Fuel filter500 hr find
Oil filter800 hr find
Belt3000 hr find
Coolant1500 hr
Oil250 hr

Common questions

What fuel does the Cummins/Onan HDKCB use?

The Cummins/Onan HDKCB runs on Diesel.

Troubleshooting

15

Fault codes

CodeMeaning
Code 1Engine Over Temperature
Code 2Low Oil Pressure
Code 3Service Check
Code 4Over Crank
Code 12Over Voltage
Code 13Under Voltage
Code 14Over Frequency
Code 15Under Frequency
Code 19Governor Actuator
Code 22Governor Actuator Overload
Code 27Voltage Sense
Code 29High Battery Voltage
Code 32Low Cranking Speed
Code 35Control Card Failure

Symptoms & remedies

SymptomRemedy
Generator voltage is deadlyDisable the automatic genset starting feature of an inverter-charger or other automatic starting device before servicing the genset. Generator electrical output connections must be made by a trained and experienced electrician in accordance with applicable codes. The genset must not be connected to the public utility or any other source of electrical power. An approved switching device must be used to prevent interconnections.

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

Parts

11
Part #DescriptionQtySystem
143-1769Air Filter Element1Air filter Amazon eBay
143-2058Oil Filter1Oil filter Amazon eBay
143-2069Fuel Filter1Fuel filter Amazon eBay
143-2078Coolant Filter1Coolant filter Amazon eBay
143-2095Belt1Belt Amazon eBay $509.87
143-2108Spark Plug1Spark plug Amazon eBay
500-4040OUTLINE DRAWINGOutline drawing buy
630-2676CONTROL SCHEMATICControl schematic buy
TB2-4Grounding terminalGrounding terminal buy
046-00259Tailpipe - 1-1/2 inch O.D.Service part / kit buy
981-05411Service part / kit buy

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
Full-load4.541.2
Full-load100%3.84.54
Full_load100%3.00.78
Half-load1.820.48
Half_load50%2.00.54
No-load0.410.11
No_load1.20.33
Prime
Standby

Available documents

Installation manualParts manualService manual