HomeMagnumMagnum MMG205 Super Start

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, 3-phase, 60 Hz and rated 261 A. It holds about 33 L (8.7 gal) of oil and 31.5 L (8.3 gal) of coolant. Starting uses 1 group-31 battery rated 1000 CCA at 12 V. The set weighs about 3770 kg (8311 lb) and produces 68 dBA at 23 m. 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

Specifications

Frequency60.0 Hz
Standby power174 kW
Standby kVA217
Prime power164 kW
Emissions4i
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 voltage12 V
Battery quantity1
Coolant capacity31.5 L
Dry weight3770 kg
Sound level68.0 dBA @ 23 m
Fuel tank1295.0 L
Tank runtime29 hr

Engine

John Deere PE6068HFG95
Oil capacity33.0 L
Coolant capacity29.8 L
Displacement6.8 L
Aspirationturbocharged
Rated speed1800 rpm

Maintenance & consumables

for the John Deere PE6068HFG95
ItemSpecCapacityPart #Interval
Air filterChange air filter every 250 hours or 12 months, whichever comes first.250 hr find
Fuel filterChange fuel filter every 250 hours or 12 months, whichever comes first.250 hr find
Oil filterChange oil filter every 250 hours or 12 months, whichever comes first.250 hr find
BeltInspect belts for wear and replace as necessary. Replace every 1,000 hours or 3 years.1000 hr find
CoolantChange coolant every 250 hours or 12 months, whichever comes first.250 hr
Coolant filter find
OilChange oil and filter 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 does the Magnum MMG205 Super Start use?

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

What is the oil capacity of the Magnum MMG205 Super Start?

The John Deere PE6068HFG95 engine in the Magnum MMG205 Super Start has an oil capacity of 33.0 liters.

What alternator does the Magnum MMG205 Super Start use?

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

Troubleshooting

11

Fault codes

CodeMeaningRemedy
00383Exhaust Filter Cleaning enabled.
1To ServiceOil Maintenance
2To ServiceFuel Maintenance
3To ServiceAir Maintenance
00230EMERGENCY STOP
UbatBattery voltage is out of limits given by Batt Undervolt setpoints.
SD Gen L1 <VSd Gen L1 <V

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

7
Part #DescriptionQtySystem
002823GreaseGrease PartsGeek
002824OilOil PartsGeek
002825GreaseGrease PartsGeek
00382ControllerController PartsGeek
P-130D-001Air Filter1Air filter PartsGeek
P-175-002Oil Filter1Oil filter PartsGeek
P-205-003Fuel Filter1Fuel filter PartsGeek

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
Prime10.941.0
Prime100%48.512.8
Standby7.428.0
Standby100%28.07.4

Available documents

Other sets with this engine