DIESEL GENERATOR100www m-p-llc com MMG75 • MMG100OPERATING MANUAL

10UNIT DIMENSIONSRead this manual carefully before attempting to use this generator. The potential for property damage, personal injury or death exist

11COMPONENT LOCATIONS100100RADIATORACCESS PANELENGINEACCESSENGINEACCESSENGINEEXHAUSTEMERGENCYSTOPOIL DRAINPORTRADIATORDRAIN PORTCONTROLPANELACCESSCENT

12MAIN CONTROL PANEL FEATURES0ReadyPF 0.00RPM 0 0MAN AUTk432112111098765

131. GENERATOR GROUND CONNECTION LUG: This lug is for connecting a good earthen ground per any local, state or National Electric Code (NEC) guidelines

14MAGNUM DIGITAL CONTROLLER (MDC)The Magnum Digital Controller (MDC) is an enhanced digital generator controller used to start, stop and monitor the o

15• “ALARM CANCEL” Button: When an alarm is activated, either visually or audibly, press this button to silence or cancel the alarm. • “FAULT RESET” B

16• Oil Press: Displays engine oil pressure. The display registers oil pressure between 0-100 psi. Normal operating pressure is between 35-80 psi.• En

17FINE VOLTAGE ADJUSTMENT Upon start-up of the generator, the “Running” screen of the Magnum Digital Controller (MDC) will display “SENSING” and will

18PRE - START CHECK LISTBefore starting the generator, carefully read the pre-start check list. Make sure that all of the items are checked before try

194. Press the green “ENGINE START” button. The Prestart (Preheat) screen will be displayed (if equipped) and a countdown will begin from 20 seconds t

2INTRODUCTIONThis manual provides information and procedures to safely operate and maintain the engine and generator. For your own safety and protecti

209. Should the engine not start and run within three starting cycles, the LCD window will show “SD Start fail”. The starting sequence may be repeated

21MDC CONTROLLER INFORMATION DISPLAYS, FUNCTIONS AND RESETThe Magnum Digital Controller (MDC) constantly monitors vital generator and engine functions

22MAGNUM DIGITAL CONTROLLER (MDC)- LIST OF POSSIBLE ALARMS/DESCRIPTIONSShut down and warning fault conditions and the displayed message are described

23JOHN DEERE ECU INFORMATION DISPLAYS AND FUNCTIONSThis unit has a John Deere Electronic Engine Control Unit (ECU) which regulates the engine speed (R

24MDC CONTROLLER (MDC) – HISTORYThe Magnum Digital Controller (MDC) controller stores a record of each important event into the history file of the co

25RESETTING OF THE “TIME TO SERVICE” REMINDERThe Magnum Digital Controller (MDC) will display the message “WrnServiceTime” when the unit is due for ma

26 HIGH COOLANT TEMPERATURE SHUT DOWN1. Check the coolant level in the overflow jug.2. Restart the engine and read the coolant temperature to verify H

27GENERATOR OUTPUT CONNECTION LUGSThe generator is equipped with connection lugs behind the lug box door next to the customer convenience outlets. The

28VOLTAGE SELECTOR SWITCHThe voltage selector switch is located on a panel attached to the generator behind the door located next to the fuel tank fil

294 POSITION VOLTAGE SELECTOR SWITCH (OPTIONAL) The voltage selector switch is located on a panel attached to the generator behind the door located ne

3TABLE OF CONTENTSPageINTRODUCTION ...

30EMERGENCY STOP SWITCHThe generator is equipped with one emergency stop switch, located on the rear corner of the unit next to the control panel door

31DERATING FOR ALTITUDEAll generator sets are subject to derating for altitude and temperature; this will reduce the available power for operation of

32DANGERFAILURE TO ISOLATE THE GENERATOR FROM THE NORMAL POWER UTILITY CAN CAUSE POTENTIALLY LETHAL VOLTAGE TO BACKFEED INTO THE UTILITY LINES. THIS M

33ENGINE AND GENERATOR MAINTENANCEPoorly maintained equipment can become a safety hazard! In order for the equipment to operate safely and properly ov

34DAILY MAINTENANCE CHECKSCheck the engine oil level daily before starting engine. DO NOT start the generator if the oil level is below the ADD mark o

35LIFTING THE GENERATORA large central lifting eye is located on the top of the generator. The eye is connected to a central lifting frame inside the

36AUXILIARY FUEL TANK OPTIONThe auxiliary fuel tank option is desgined so the unit can run from an external fuel tank. The unit is still programed to

37TRAILER WIRING DIAGRAMELECTRIC BRAKE WIRING HARNESSBLKBLUGREENYELLOWBROWNWHITEBREAK AWAY SW+ BATT -TO BRAKESRIGHT TURN/STOPLEFT TURN/STOPTAIL/MARKER

38BREAKER240V 50ABRN 240V 50ABREAKER240V 50ABREAKERBLK BLK BLK BLK BRN 5913610 147811121516T5BLK BLK PAIR BLK GRN/YEL(T7)CT-3BRN/WHT L2 L3SHUNTL1CT-2C

39BRN240V 50ABREAKER240V 50ABREAKERBLKBLKBRN5913610 147811121516T5BLKBLKGRN/YEL(T7)CT-3BRN/WHTL2 L3SHUNTL1CT-2CT-1BREAKERBLKBLKBLKGRN/YELGRN/YELBLKBLK

4SAFETY NOTESThis is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this

40PLUG LOCATION2 PIN PLUG (RPM)PINRPM INRPM GNDMAG INMAG REFPOWER - DCPLUG LOCATION PINPOWER + DC+RELAY BOARD-BOTTOMPINE STOPBI16 PIN PLUG (BINARY INP

41NOTES_______________________________________________________________________________________________________________________________________________

42SERVICE LOGOIL GRADE AND TYPE: ___________________________ BRAND: ___________________________________COOLANT MIXTURE: ____________________________

REV: DPART NO: 2663501.11.10

5ENGINE SAFETYInternal combustion engines present special hazards during operation and fueling! Failure to follow the safety guidelines described bel

6TOWING SAFETYTowing a trailer requires care! Both the trailer and vehicle must be in good condition and securely fastened to each other to reduce t

7SAFETY SYMBOL SUMMARYThis equipment has been supplied with numerous safety and operating decals. These decals provide important operating instruction

8SPECIFICATIONSRead this manual carefully before attempting to use this generator. The potential for property damage, personal injury or death exists

9SPECIFICATIONSRead this manual carefully before attempting to use this generator. The potential for property damage, personal injury or death exists