HomeMagnumMagnum MMG75D Super Start

Magnum MMG75D Super Start Generator Set

The Magnum MMG75D Super Start is a 86 kW (107 kVA) standby generator set powered by a John Deere PE4045HFG92 engine. It is available at 120 V, 139 V, 208 V, 220 V, 240 V and 277 V, 1-phase, 60 Hz and rated 250 A. It holds about 15.5 L (4.1 gal) of oil and 22 L (5.8 gal) of coolant. The set weighs about 3530 kg (7782 lb). An integrated tank holds 625 L (165.1 gal), roughly 31 hours of runtime. The same PE4045HFG92 engine also powers generator sets from Generac and John Deere.

86 kW
Standby
4.5 L
Displacement
15.5 L
Oil capacity
0
Document types

Specifications

Frequency60.0 Hz
Standby power86 kW
Standby kVA107
Prime power77 kW
ControllerPower Zone
Oil capacity15.5 L
AlternatorMarathon 361PSL1602 (1647)
Voltage options120 V, 139 V, 208 V, 220 V, 240 V, 277 V
Phase1Ø,3Ø
Rated current[250, 275] A
Power factor[1, 0.8]
Dry weight3530 kg
Fuel tank625.0 L
Tank runtime31 hr

Engine

John Deere PE4045HFG92
Oil capacity14.7 L
Coolant capacity22.0 L
Displacement4.5 L
Aspirationturbocharged
Rated speed1800 rpm

Maintenance & consumables

for the John Deere PE4045HFG92
ItemSpecCapacityPart #Interval
Air filter300 hr find
Fuel filter1000 hr find
Oil filter300 hr find
Belt500 hr find
Coolant20.81000 hr
Coolant filter find
Oil15.5300 hr

Common questions

What is the power rating of the Magnum MMG75D Super Start?

The Magnum MMG75D Super Start is rated 86 kW standby (107.0 kVA).

What engine does the Magnum MMG75D Super Start use?

The Magnum MMG75D Super Start is powered by the John Deere PE4045HFG92 engine.

What is the oil capacity of the Magnum MMG75D Super Start?

The John Deere PE4045HFG92 engine in the Magnum MMG75D Super Start has an oil capacity of 14.7 liters.

What alternator does the Magnum MMG75D Super Start use?

The Magnum MMG75D Super Start uses a Marathon 361PSL1602 (1647) alternator.

Troubleshooting

3

Symptoms & remedies

SymptomCauseRemedy
LOW FUEL LEVEL SHUTDOWNFuel level is low, fuel tank has leaks, or fuel level sender and wiring are damaged.Check the fuel level on the Home screen. Confirm that the generator is sitting level to ensure an accurate reading. Check for leaks in the fuel tank. If the fuel level is good and no leaks are found, check the fuel level sender and the connecting wiring for damage.
LOW OIL PRESSURE SHUTDOWNOil pressure is less than 20 psi (138 kPa), engine has oil leaks, or oil pressure sender is faulty.Check the level of the engine oil with the dipstick. Visually inspect the engine for oil leaks. If the oil level is good, restart the unit and verify the loss of oil pressure. Check the oil pressure sender.
LOW COOLANT LEVEL SHUTDOWNCoolant level in the radiator is low.Allow the engine to cool. Check the coolant level in the radiator.

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

Parts

14
Part #DescriptionQtySystem
00087Twist-Lock Receptacles1Receptacle PartsGeek
00452120V GFCI Receptacles1Receptacle PartsGeek
0045320A Circuit Breakers1Breaker PartsGeek
100-025Air Filter1Air filter PartsGeek
100-030Oil Filter1Oil filter PartsGeek
100-045Fuel Filter1Fuel filter PartsGeek FridayParts $20.19
100-060Coolant Filter1Coolant filter PartsGeek dieselpartscenter $39.84
100-085Belt2Belt PartsGeek
100-100Spark Plug1Spark plug PartsGeek
25-1476Air Filter Minders1Air filter PartsGeek
25-1483Primary Air Cleaners1Air filter PartsGeek
25-1639Fuel Filters1Fuel filter PartsGeek
25-1648Oil Filters1Oil filter PartsGeek
12142Roof assembly1Service part / kit 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
Prime23.56.2
Standby18.14.78

Available documents