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Magnum MMG205 Super Start Generator Set

The Magnum MMG205 Super Start is a 174 kW (217 kVA) standby generator set powered by a John Deere PE6068HFG95 engine. It is available at 120 V, 139 V, 208 V, 220 V, 240 V and 277 V, 3Ø, 60 Hz and rated 261 A. It holds about 33 L (8.7 gal) of oil and 29.8 L (7.9 gal) of coolant. Starting uses 1 group-31 battery rated 1000 CCA at 12 V. The set weighs about 3377 kg (7445 lb). An integrated tank holds 1295 L (342.1 gal), roughly 29 hours of runtime. The same PE6068HFG95 engine also powers generator sets from Generac.

174 kW
Standby
6.8 L
Displacement
33.0 L
Oil capacity
0
Document types

Service parts for the MMG205 Super Start

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

Air intake

1 required
P-130D-001Air filtersee priceAmazon

Fuel system

1 required

Oil system

1 required

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

Specifications

Frequency60.0 Hz
Standby power174 kW
Standby kVA217
Prime power164 kW
Oil capacity33.0 L
AlternatorMarathon 432PSL6206
Voltage options120 V, 139 V, 208 V, 220 V, 240 V, 277 V
Phase
Rated current261 A
Power factor1 (1Ø), 0.8 (3Ø)
Circuit breaker700 A
Battery group31
Battery cranking1000 CCA
Battery voltage12V V
Battery quantity1
Dry weight3377 kg
Fuel tank1295.0 L
Tank runtime29 hr

Engine

John Deere PE6068HFG95
Oil capacity31.2 L
Coolant capacity29.8 L
Displacement6.8 L
Aspirationturbocharged
Rated speed1800 rpm

Maintenance & consumables

for the John Deere PE6068HFG95
ItemSpecCapacityPart #Interval
Air filterAir FilterP-130D-001 Amazon eBay
Fuel filterFuel FilterP-205-003 Amazon eBay
Oil filterOil FilterP-175-002 Amazon eBay
BatteryInspect battery for proper voltage and charge. Replace as necessary.
BeltInspect belts for wear and replace as necessary. Replace every 1,000 hours or 3 years.1000 hr
CoolantChange coolant every 250 hours or 12 months, whichever comes first.250 hr
Oil31.2 qt500 hr
Spark plugReplace spark plugs every 250 hours or 12 months, whichever comes first.250 hr

Common questions

What is the power rating of the Magnum MMG205 Super Start?

The Magnum MMG205 Super Start is rated 174 kW standby (217.0 kVA).

What engine is in the Magnum MMG205 Super Start?

The Magnum MMG205 Super Start is powered by the John Deere PE6068HFG95 engine.

How much oil does the Magnum MMG205 Super Start take?

The John Deere PE6068HFG95 engine in the Magnum MMG205 Super Start has an oil capacity of 31.2 liters.

What alternator comes on the Magnum MMG205 Super Start?

The Magnum MMG205 Super Start uses a Marathon 432PSL6206 alternator.

What oil filter does the Magnum MMG205 Super Start use?

The Magnum MMG205 Super Start uses oil filter part number P-175-002.

What fuel filter fits the Magnum MMG205 Super Start?

The Magnum MMG205 Super Start uses fuel filter part number P-205-003.

Which air filter part number does the Magnum MMG205 Super Start take?

The Magnum MMG205 Super Start uses air filter part number P-130D-001.

Troubleshooting

5

Fault codes

CodeMeaning
UbatBattery voltage is out of limits given by Batt Undervolt setpoints.

Symptoms & remedies

SymptomCauseRemedy
LOW FUEL LEVEL SHUTDOWNFuel level on the LCD window is low, fuel tank has leaks, fuel level sender or wiring damaged.Check and refill fuel. Inspect for leaks. Check fuel level sender and wiring.
LOW OIL PRESSURE SHUTDOWNOil pressure is less than 20 psi, engine has oil leaks.Check oil level with dipstick. Visually inspect for leaks. Restart and verify oil pressure. Check oil pressure sender.
LOW COOLANT LEVEL SHUTDOWNCoolant level in the radiator is low, coolant hoses, engine block or water pump have visible leaks.Check and add coolant. Inspect for leaks. Check engine oil for mixed coolant.
HIGH COOLANT TEMPERATURE SHUTDOWNCoolant temperature is 230°F or more.Check coolant level in overflow jug. Add coolant if low. Stop engine immediately.

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

Parts

3
Part #DescriptionQtySystem
P-130D-001Air Filter1Air filter Amazon eBay
P-175-002Oil Filter1Oil filter Amazon eBay
P-205-003Fuel Filter1Fuel filter 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%48.512.8
Standby100%28.07.4

Available documents

Other sets with this engine