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Cummins/Onan GHA Generator Set

The Cummins/Onan GHA is a 10 kW Natural Gas / LP Vapor / LP Liquid standby generator set powered by a Cummins/Onan Performer P224 engine. It is available at 120/240 V, 60 Hz. It holds about 3.3 L (0.9 gal) of oil. Starting uses group-26 battery rated 530 CCA at 12 V. The set measures 1143×864×986 mm (45.0×34.0×38.8 in), weighs about 272 kg (600 lb) and produces 70 dBA at 7 m.

10 kW
Standby
0.98 L
Displacement
3.3 L
Oil capacity
1
Document types

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

Typical fuel consumption for 10–15 kW Bi-Fuel (NG/LP) generators →

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Specifications

FuelNatural Gas / LP Vapor / LP Liquid
Frequency60.0 Hz
Standby power10 kW
ControllerOnan PCB (A11)
Oil capacity3.3 L
AlternatorYVB
Voltage options120/240 V
Circuit breaker50 A
Battery group26 (BCI GP 26)
Battery cranking530 CCA
Battery voltage12 V
Starting system12 V DC
Dimensions (L×W×H)1143×864×986 mm
Dry weight272 kg
Sound level70.0 dBA @ 7 m

Engine

Cummins/Onan Performer P224
Oil capacity3.3 L
Displacement0.98 L
AspirationNaturally Aspirated
Rated speed3600 rpm

Maintenance & consumables

for the Cummins/Onan Performer P224
ItemSpecCapacityPart #Interval
Air filterReplace Engine Air Filter—500 hr
Fuel filter—
Oil filterChange the engine oil and oil filter. Also, change the air filter if it is dirty.—100 hr
BatteryBCI Group 26—100 hr
Belt—
Coolant filter—
Oil3.5 quart (3.3 liter)3.5—100 hr
Spark plugThe genset has two spark plugs: one on each side of the engine, see Figure 3-3.—500 hr

Common questions

How many kW is the Cummins/Onan GHA?

The Cummins/Onan GHA is rated 10 kW standby.

Which engine powers the Cummins/Onan GHA?

The Cummins/Onan GHA is powered by the Cummins/Onan Performer P224 engine.

What kind of fuel does the Cummins/Onan GHA run on?

The Cummins/Onan GHA runs on Natural Gas / LP Vapor / LP Liquid.

What's the oil capacity on a Cummins/Onan GHA?

The Cummins/Onan Performer P224 engine in the Cummins/Onan GHA has an oil capacity of 3.3 liters.

How loud is the Cummins/Onan GHA?

The Cummins/Onan GHA is rated at 70.0 dBA at 7 m, per the manufacturer specification sheet.

How much does the Cummins/Onan GHA weigh?

The Cummins/Onan GHA has a dry weight of 272 kg (599 lb).

What voltage does the Cummins/Onan GHA produce?

The Cummins/Onan GHA is offered in 120/240 V.

What battery does the Cummins/Onan GHA use?

The Cummins/Onan GHA uses 12 V each, 530 CCA, group 26 (BCI GP 26), per the manufacturer specification sheet. The starting system is 12 V DC.

Which alternator is fitted to the Cummins/Onan GHA?

The Cummins/Onan GHA uses a YVB alternator.

Troubleshooting

6

Symptoms & remedies

SymptomRemedy
Engine Cranks But Will Not Start- Check Battery condition - Perform checks in step 01 - Check Fuel supply - Perform checks in step 01 - Check Ignition spark - Perform checks in step 01 - Check Spark plug - Perform checks in step 01 - Check Fuel pressure at carburetor - Perform checks in step 01 - Check Carbueretor piston for free movement - Perform checks in step 01 - Check Governor linkage - Perform checks in step 01 - Check Carburetor adjustments
Engine Oil Leak- Clean contaminated area - Run engine and check for leaks - Add dye to oil and check for leaks
Engine Overfueling (Genset)- Check Spark plug - Perform checks in step 01 - Check Fuel pressure at carburetor - Perform checks in step 01 - Check Carbueretor piston for free movement - Perform checks in step 01 - Check Governor linkage - Perform checks in step 01 - Check Carburetor adjustments
Engine Starts But Stops When Switch is Released- Check Fuel pressure - Perform checks in step 01 - Check AC output when running - Perform checks in step 01 - Check Quadrature voltage - Perform checks in step 01 - Check Remote start/stop switch - Perform checks in step 01 - Check ATS input control - Evaluate fault codes, if present
Engine Unstable (Hunts) (Genset)- Check Fuel supply - Perform checks in step 01 - Check Fuel lines for leakage - Perform checks in step 01 - Check Loose wiring connections - Perform checks in step 01 - Check Governor linkage for binding - Perform checks in step 01 - Check Governor adjustments - Perform checks in step 01 - Check Carburetor piston for free movement
Engine Will Not Crank- Check Battery condition - Perform checks in step 01 - Check Battery connections - loose or dirty - Perform checks in step 01 - Check Battery cable size - Perform checks in step 01 - Evaluate fault codes - Perform checks in step 01 - Check Starter - Perform checks in step 01 - Check Start/Stop switch - Perform checks in step 01 - Check Remote connections - Perform checks in step 01 - Check Start solenoid - Perform checks in step 01 - Control - Perform checks in step 01

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Cummins/Onan GHA troubleshooting guide (23 entries) →

Fuel consumption

RatingLoadL/hgal/h
Standby3.60.96
Standby50%4.41.18
Standby100%9.12.41

Available documents

Service manual — 900-0622 Onan GHAB Repair Times (Cummins/Onan)

This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

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