The Cummins/Onan HDKC is a 10 kW (12000 kVA) diesel standby generator set. It is available at 120/240 V, 1-phase, 60 Hz and rated 41.7 A. It holds about 5.6 L (1.5 gal) of oil and 6.2 L (1.6 gal) of coolant. Starting uses 1 battery rated 475 CCA at 12 V. The set measures 120×108×38 mm (4.7×4.3×1.5 in), weighs about 359 kg (791 lb) and produces 70 dBA at 3 m.
What is the power rating of the Cummins/Onan HDKC?
The Cummins/Onan HDKC is rated 10 kW standby.
What fuel does the Cummins/Onan HDKC use?
The Cummins/Onan HDKC runs on diesel.
Troubleshooting
15
Fault codes
Code
Meaning
Code 1
Engine Over Temperature
Code 2
Low Oil Pressure
Code 3
Service Check
Code 4
Over Crank
Code 12
Over Voltage
Code 13
Under Voltage
Code 14
Over Frequency
Code 15
Under Frequency
Code 19
Governor Actuator
Code 22
Governor Actuator Overload
Code 27
Voltage Sense
Code 29
High Battery Voltage
Code 32
Low Cranking Speed
Code 35
Control Card Failure
Symptoms & remedies
Symptom
Remedy
Generator voltage is deadly
Disable 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.
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.