Generac Power Systems MAGNUM MMG25IF4 User Manual

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Section 4 - Maintenance
Emissions Information ...................................................................................................................... 37
Daily Walk Around Inspection........................................................................................................... 37
General Maintenance ....................................................................................................................... 37
Basic Maintenance Schedule - Isuzu Engine ................................................................................... 39
Basic Maintenance Schedule - John Deere Engine ......................................................................... 40
Isuzu Engine Break-In Requirements............................................................................................... 41
John Deere Engine Break-In Requirements..................................................................................... 41
Resetting the Maintenance Alarms................................................................................................... 41
Checking Generator Drive Plate Torque .......................................................................................... 42
Jack Maintenance............................................................................................................................. 43
Side-Wind Models ............................................................................................................... 43
Top-Wind Models ................................................................................................................ 43
Trailer Wheel Bearings ..................................................................................................................... 43
Section 5 - Troubleshooting
Troubleshooting Automatic Shutdown Conditions............................................................................ 45
Low Fuel Level Shutdown ................................................................................................... 45
Low Oil Pressure Shutdown ................................................................................................ 45
Low Coolant Level Shutdown .............................................................................................. 45
High Coolant Temperature Shutdown ................................................................................. 45
Section 6 - Wiring Diagrams
AC Wiring - MMG25IF4, MMG45IF4 ................................................................................................ 47
AC Wiring - MMG35DF4, MMG55DF4 ............................................................................................. 48
AC Wiring - 4 Pos. Voltage Selector Switch Option - MMG25IF4, MMG45IF4 ................................ 49
AC Wiring - 4 Pos. Voltage Selector Switch Option - MMG35DF4, MMG55DF4 ............................. 50
AC Wiring Option - Standard Receptacles ...................................................................................... 51
AC Wiring Option - Engine Heater.................................................................................................... 51
AC Wiring Option - Buck Transformer ............................................................................................. 52
AC Wiring Option - PMG .................................................................................................................. 52
DC Wiring ......................................................................................................................................... 53
Trailer Lights Wiring ......................................................................................................................... 54
Wiring Harness - Electric Brake Option ........................................................................................... 55
DC Wiring Option - 12V Battery Charger..........................................................................................56
DC Wiring Option - Low Oil Level..................................................................................................... 56
Section 7 - Options & Accessories
Generator Cam Lock Connections Option........................................................................................ 57
Viscous Fan Clutch Option ............................................................................................................... 58
Service Log ............................................................................................................................ 59

Generac Power Systems MAGNUM MMG25IF4 Specifications

General

Brand	Generac Power Systems
Model	MAGNUM MMG25IF4
Category	Portable Generator
Language	English