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TABLE OF CONTENTS
Page
INTRODUCTION ........................................................................................................................................ 2
TABLE OF CONTENTS ............................................................................................................................. 3
SAFETY NOTES ........................................................................................................................................ 4
OPERATING SAFETY ............................................................................................................................... 4
ENGINE SAFETY ...................................................................................................................................... 5
ELECTRICAL SAFETY .............................................................................................................................. 5
TOWING SAFETY ..................................................................................................................................... 6
REPORTING TRAILER SAFETY DEFECTS ............................................................................................. 6
UNIT SERIAL NUMBER LOCATIONS ....................................................................................................... 7
SAFETY SYMBOL SUMMARY .................................................................................................................. 8
SPECIFICATIONS ..................................................................................................................................... 9
UNIT DIMENSIONS ................................................................................................................................. 12
SERVICE LOCATIONS ............................................................................................................................ 13
MAIN CONTROL PANEL FEATURES, STANDARD ............................................................................... 14
MAIN CONTROL PANEL FEATURES, WITH OPTIONAL CAM LOCKS ................................................ 16
MAGNUM DIGITAL CONTROLLER (MDC) ............................................................................................. 18
DIGITAL CONTROLLER FEATURES AND FUNCTIONS ....................................................................... 18
GENERATOR MONITORING .................................................................................................................. 19
ENGINE MONITORING ........................................................................................................................... 19
FINE VOLTAGE ADJUSTMENT ............................................................................................................. 21
PRE - START CHECK LIST ..................................................................................................................... 22
MANUAL STARTING OF THE GENERATOR ......................................................................................... 22
“AUTO” (REMOTE) STARTING OF THE GENERATOR ......................................................................... 24
SHUTTING DOWN THE GENERATOR .................................................................................................. 24
MDC CONTROLLER INFORMATION DISPLAYS, FUNCTIONS AND RESET ...................................... 25
MAGNUM DIGITAL CONTROLLER (MDC) – GENERATOR OPERATIONAL STATUS ........................ 25
MAGNUM DIGITAL CONTROLLER (MDC) - ALARM MANAGEMENT .................................................. 25
MAGNUM DIGITAL CONTROLLER (MDC)- LIST OF POSSIBLE ALARMS/DESCRIPTIONS .............. 26
JOHN DEERE ECU INFORMATION DISPLAYS AND FUNCTIONS ...................................................... 27
MDC CONTROLLER (MDC) – HISTORY ................................................................................................28
ADJUSTING THE DISPLAY BACK LIGHTING ........................................................................................ 28
RESETTING OF THE “TIME TO SERVICE” REMINDER ........................................................................ 29
TROUBLESHOOTING AUTOMATIC SHUT DOWN CONDITIONS ........................................................ 29
GENERATOR OUTPUT CONNECTION LUGS ....................................................................................... 31
GENERATOR CAM LOCK CONNECTIONS (OPTIONAL) ...................................................................... 32
VOLTAGE SELECTOR SWITCH (MMG150 & MMG170 ONLY) ............................................................ 33
4-POSITION VOLTAGE SELECTOR SWITCH (OPTIONAL) .................................................................. 34
CHANGING OUTPUT VOLTAGE (MMG235 ONLY) ............................................................................... 35
EMERGENCY STOP SWITCH ................................................................................................................ 36
MAIN CIRCUIT BREAKER ...................................................................................................................... 36
VOLTAGE REGULATION ......................................................................................................................... 36
CUSTOMER CONVENIENCE OUTLETS ................................................................................................ 37
DERATING FOR ALTITUDE .................................................................................................................... 37
REMOTE START TERMINAL BLOCK ..................................................................................................... 37
TRANSFER SWITCH ............................................................................................................................... 38
ENGINE AND GENERATOR MAINTENANCE ........................................................................................ 39
DAILY WALK AROUND INSPECTION .................................................................................................... 39
BELT TENSION ........................................................................................................................................ 39
ENGINE BREAK-IN REQUIREMENTS ................................................................................................... 40
DAILY MAINTENANCE CHECKS ............................................................................................................ 40
LIFTING THE GENERATOR .................................................................................................................... 41
TOWING THE TRAILER .......................................................................................................................... 41
TRAILER WHEEL BEARINGS ................................................................................................................. 41
AUXILIARY FUEL TANK OPTION ........................................................................................................... 42
FUEL TRANSFER PUMP OPTION ......................................................................................................... 42
CHECKING GENERATOR DRIVE PLATE TORQUE ............................................................................... 42
TRAILER WIRING DIAGRAM .................................................................................................................. 43
ELECTRIC BRAKE WIRING HARNESS .................................................................................................44
AC WIRING DIAGRAM: MMG150-MMG170 ........................................................................................... 45
AC WIRING DIAGRAM: MMG150-MMG170 - 4-POSITION PHASE SWITCH ....................................... 46
AC WIRING DIAGRAM: MMG235 ........................................................................................................... 47
AC WIRING DIAGRAM: MMG235 - 4-POSITION PHASE SWITCH ....................................................... 48
DC WIRING DIAGRAM: MMG150-MMG170 ........................................................................................... 49
DC WIRING DIAGRAM: MMG235 ........................................................................................................... 50
SERVICE LOG ......................................................................................................................................... 51
