Product Manual
Table Of Contents
- Table of Contents
- Safety
- General Information
- Specifications
- Unit Serial Number Locations
- Component Locations
- Control Panel
- Power Zone⢠Gen Controller
- Controller Features and Functions
- Operator Screens
- Alarm Mute
- Auto/Manual Mode
- Navigation Buttons
- Control Power Switch
- Engine Start
- Engine Stop/Reset
- The Liquid Crystal Display (LCD)
- Operator Screens
- Home Screen
- Engine Screen
- Generator Screen
- Voltage Adjust Screen
- Maintenance Screens
- Generator Summary
- Engine Tab
- Generator Tab
- Alarms Tab
- Input/Output Tab
- Schedule Tab
- Status Tab
- Generator Monitoring
- Engine Monitoring
- Controller Information Displays, Functions and Reset
- Belt Tensioners
- Operation
- Prestart Checklist
- Manual Starting of the Unit
- Auto (Remote) Starting of the Unit
- Derating for Altitude
- Generator Output Connection Lugs
- Fine Voltage Adjustment
- Voltage Selector Switch
- Voltage Regulation
- Customer Convenience Receptacles
- Main Circuit Breaker
- Exhaust Filter Cleaning Operations
- Transfer Switch
- Auto Exercise Timer
- Shutting Down the Unit
- Emergency Stop Switch
- Idle Switch (MMG25I-45I only)
- Towing the Unit
- Lifting the Unit
- Maintenance
- Emissions Information
- Daily Walk Around Inspection
- General Maintenance
- Basic Maintenance Schedule - Isuzu Engine
- Basic Maintenance Schedule - John Deere Engine
- Isuzu Engine Break-In Requirements
- John Deere Engine Break-In Requirements
- Resetting the Maintenance Alarms
- Checking Generator Drive Plate Torque
- Jack Maintenance
- Trailer Wheel Bearings
- Troubleshooting
- Wiring Diagrams
- AC Wiring - MMG25IF4, MMG45IF4
- AC Wiring - MMG35DF4, MMG55DF4
- AC Wiring - 4 Pos. Voltage Selector Switch Option - MMG25IF4, MMG45IF4
- AC Wiring - 4 Pos. Voltage Selector Switch Option - MMG35DF4, MMG55DF4
- AC Wiring Option - Standard Receptacles
- AC Wiring Option - Engine Heater
- AC Wiring Option - Buck Transformer
- AC Wiring Option - PMG
- DC Wiring
- Trailer Lights Wiring
- Wiring Harness - Electric Brake Option
- DC Wiring Option - 12V Battery Charger
- DC Wiring Option - Low Oil Level
- Options & Accessories
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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










