Generac Mobile MMG35DF4, Owner'S Manual, Page: 3 / 60

Owner’s Manual for Mobile Generator iii
Table of Contents
Section 1: Introduction and Safety
Introduction ..................................................................1
Read This Manual Thoroughly ....................................1
How to Obtain Service .................................................1
Safety Rules .................................................................1
Safety Symbols and Meanings ...................................1
General Hazards ...........................................................2
Trailer Hazards .............................................................2
Electrical Hazards ........................................................3
Explosion and Fire Hazards ........................................3
Fuel Hazards .................................................................4
Engine Safety ...............................................................4
Operating Safety ..........................................................5
Positioning the Unit .....................................................5
Lowering Trailer Tongue .............................................5
Towing Safety ...............................................................5
Hitch and Coupling ......................................................5
Safe Towing Techniques .............................................6
Reporting Trailer Safety Defects ................................6
Safety and Operating Decals ......................................7
Section 2: General Information
Specifications .............................................................11
Unit Dimensions .........................................................12
Unit and Serial Number Locations ...........................13
Altitude and Temperature Limitations .....................13
Component Locations ...............................................14
Exterior ......................................................................14
Connection Panel ......................................................15
Control Panel .............................................................16
Genset Controller .......................................................17
Controller Modes .......................................................19
Operator Pages .........................................................19
Maintenance Alarms ..................................................21
Selective Catalytic Reduction (SCR) Monitoring ....22
Voltage Selector Switch ............................................23
Lockout Function .......................................................23
Section 3: Operation
Pre-start Checklist .....................................................25
Manually Starting the Unit .........................................25
AUTO (Remote) Starting the Unit .............................26
Low Idle Switch ..........................................................26
Wet Stacking ..............................................................26
Cold Weather Operation ............................................27
Using a Booster Battery or Charger (if equipped) ..28
Generator Output Connections ................................28
Generator Cam Lock Connections (If Equipped) ....29
Using the Voltage Selector Switch ...........................29
Fine Voltage Adjustment ...........................................30
Voltage Regulator ......................................................30
Customer Convenience Receptacles .......................30
Main Circuit Breaker ..................................................30
DOC and SCR Cleaning Operations .........................30
Disabling Automatic (AUTO) Exhaust After-Treatment
Cleaning (If Equipped) ...............................................31
Force a Manual Exhaust After-Treatment Cleaning 31
Enable Exhaust After-Treatment Cleaning ................31
Transfer Switch ..........................................................31
Alternative Load Device (ALD) (If Equipped) ..........32
AUTO Exercise Timer ................................................32
Accessing the Configuration Menu ............................32
Set the Controller Clock ............................................32
Set the Schedule .......................................................32
Setting Up a Daily Scheduled Run ............................33
Set the Unit to AUTO Mode .......................................33
Shutting Down the Unit .............................................33
Emergency Stop Switch ............................................33
Idle Switch ..................................................................33
Using ECU Override ...................................................33
Towing the Unit ..........................................................34
Lifting the Unit ............................................................34
Section 4: Maintenance
Emissions Information ..............................................37
Maintenance ...............................................................37
Daily Walk Around Inspection ..................................37
Belt Tensioners ..........................................................37
General Maintenance .................................................37
Engine Oil Recommendations ..................................38
Coolant Recommendation ........................................38
Basic Maintenance Schedule ....................................39
Engine Break-In Requirements—Isuzu ....................41