Generac Power Systems MAC1.2G, Owner'S Manual

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Owner’s Manual for Indirect Fired Heater iii
Table of Contents
Section 1: Introduction and Safety
Introduction ..................................................................1
Read This Manual Thoroughly ....................................1
Intended Applications .................................................1
Safety Rules .................................................................1
How to Obtain Service .................................................2
General Hazards ...........................................................2
Explosion and Fire Hazards ........................................2
Trailer Hazards .............................................................3
Battery Hazards ............................................................3
Service Safety ..............................................................4
Towing Safety ...............................................................4
Hitch and Coupling ......................................................4
Running Lights ............................................................4
Safe Towing Techniques .............................................4
Reporting Trailer Safety Defects ................................4
Safety and Operating Decals ......................................5
Section 2: General Information
Specifications ...............................................................7
Engine Component Locations ....................................8
External Components ..................................................9
Heater Components ...................................................10
Emissions ...................................................................11
Engine Oil Recommendations ..................................11
Coolant Recommendation ........................................11
Fuel System ................................................................11
Trailer Towing Guidelines .........................................11
Wheel Chock Guidelines ...........................................12
Control Panel ..............................................................12
Section 3: Operation
Before Starting Engine ..............................................13
Pre-start Checklist .....................................................13
Engine Oil Level Check .............................................13
Engine Coolant Check ...............................................13
Ducting Guidelines ....................................................13
Engine and Heater Startup ........................................14
Adjusting Heater Output ...........................................14
Engine and Heater Shutdown ...................................15
Thermostat .................................................................15
Changing Temperature Units ....................................15
Thermostat Control ....................................................15
Section 4: Maintenance
Maintenance ...............................................................17
Maintenance Tasks ....................................................17
Daily Walk Around Inspection ...................................17
Draining and Refilling the Oil .....................................17
Adding Coolant ..........................................................17
Maintenance Schedule ..............................................18
Engine Maintenance Schedule .................................19
Battery Inspection ......................................................20
Battery Installation and Replacement ........................20
Other Maintenance Checks .......................................21
Trailer Maintenance ...................................................21
Short Term Storage ...................................................21
Return to Service .......................................................21
Section 5: Troubleshooting
General Troubleshooting Guide ...............................23
Section 6: Service Log