HomeCummins/OnanCummins/Onan GH-200

Cummins/Onan GH-200 Generator Set

The Cummins/Onan GH-200 is a 2.8 kW (2.8 kVA) Gasoline, LPG prime generator set powered by a Cummins/Onan GH-200 engine. It is available at 220 V and 120 V, single-phase, 50 Hz and rated 9.1 A. It holds about 1 L (0.3 gal) of oil and 0.8 L (0.2 gal) of coolant. Starting uses group-360 battery rated 360 CCA at 12 V.

1.9 L
Displacement
1.0 L
Oil capacity
0
Document types

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

Service parts for the GH-200

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required
F51757-4Air filtersee priceAmazon

Fuel system

1 required
FS1756-2Fuel filtersee priceAmazon

Oil system

1 required
G1207-68Oil filtersee priceAmazon

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

FuelGasoline, LPG
Frequency50.0 Hz
Prime power2 kW
Oil capacity1.0 L
Voltage options220 V, 120 V
PhaseSingle Phase
Rated current[9.1, 23.3, 20.8] A
Battery group['360']
Battery cranking[360] CCA
Battery voltage['12-Volt'] V

Engine

Cummins/Onan GH-200
Oil capacity0.8 L
Coolant capacity0.8 L
Displacement1.9 L
Aspirationnaturally aspirated
Rated speed3600 rpm

Maintenance & consumables

for the Cummins/Onan GH-200
ItemSpecCapacityPart #Interval
Air filterAir FilterF51757-4500 hr Amazon eBay
Fuel filterFuel FilterFS1756-2100 hr Amazon eBay
Oil filterOil level indicatorG1207-68 Amazon eBay
BatteryKeep the battery case clean and dry. Make certain that the battery cable connections are clean and tight.150 hr
Belt100 hr
Coolant0.8100 hr
Coolant filter
OilAPI SG1.0 L100 hr
Spark plugGap 0.025 in1000 hr

Common questions

What engine does the Cummins/Onan GH-200 use?

The Cummins/Onan GH-200 is powered by the Cummins/Onan GH-200 engine.

What kind of fuel does the Cummins/Onan GH-200 run on?

The Cummins/Onan GH-200 runs on Gasoline, LPG.

What is the oil capacity of the Cummins/Onan GH-200?

The Cummins/Onan GH-200 engine in the Cummins/Onan GH-200 has an oil capacity of 0.8 liters.

What oil filter does the Cummins/Onan GH-200 use?

The Cummins/Onan GH-200 uses oil filter part number G1207-68.

Which fuel filter part number does the Cummins/Onan GH-200 take?

The Cummins/Onan GH-200 uses fuel filter part number FS1756-2.

What air filter does the Cummins/Onan GH-200 use?

The Cummins/Onan GH-200 uses air filter part number F51757-4.

Troubleshooting

7

Symptoms & remedies

SymptomCauseRemedy
FAILS TO CRANK1. Low battery. 2. Poor battery connection. 3. Blown fuse.1. Check battery electrolyte level. 2. Clean and tighten all battery cable connections. 3. Replace fuse on control panel.
CRANKS SLOWLY1. Low battery. 2. Poor battery connection. 3. Blown fuse.1. Check battery electrolyte level. 2. Clean and tighten all battery and cable connections.
CRANKS BUT WONT START1. Low battery. 2. Poor battery connection. 3. Blown fuse. 4. Electrical load connected.1. Check battery electrolyte level. 2. Clean and tighten all battery and cable connections.
EXHAUSTING BLACK SMOKE1. Fuel below genset pickup level in tank. 2. Fuel supply shutoff valve closed. 3. Carbon deposits on spark plug. 4. Low oil level.1. Check fuel level and open supply valve if necessary. 2. Clean or replace spark plug.
UNIT RUNS THEN STOPS OR STOPS WHEN DRIVING AROUND A CORNER1. Low on fuel. 2. Low oil level. 3. Excess oil.1. Check and add fuel if necessary.
UNIT RUNS THEN SURGES1. Loose or defective spark plug lead. 2. Ignition coil, wiring, or control components defective. 3. Faulty spark plug. 4. Governor out of adjustment. 5. Combustion air preheat malfunction.
CIRCUIT BREAKER TRIPS (GENSET CONTINUES TO OPERATE)1. Overloaded circuit. 2. Hot weather increasing load.1. Reduce electrical load.

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

Parts

8
Part #DescriptionQtySystem
ES1684s-1Deluxe Remote Control Panel1Remote control panel Amazon eBay
F51757-4Air Filter1Air filter Amazon eBay
FS1756-2Fuel Filter1Fuel filter Amazon eBay
G1207-68Oil level indicator1Oil filter Amazon eBay
981-01291Service part / kit Amazon eBay $19.00
981-06261Service part / kit Amazon eBay $19.00
G1207bsGenerator Set1Service part / kit Amazon eBay
sc1463-2Utility Power Cord for Switching BreakerService part / kit Amazon eBay

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
Prime100%0.431.6

Available documents

Other sets with this engine