59 11.2011
QSF-60 Rev. 4
APPENDIX E
Technician’s Checklist
Technician’s Checklist
Work Order: _______________________ Heater Model: _________________
Serial Number: _____________________ Technician: ____________________
Overall Heater Run Time: # of Starts:
Installation position on vehicle:
Fuel pump mounting position:
Fuel quantity test (before removal)
Check Performed
Action Taken
Are connections tight and free of
Has proper gauge wiring been used for the
length and amperage requirements?
Have any fuses/circuit breakers been
Is power taken directly from batteries and
ground to the batteries?
Coolant Flow / Air Flow System
Are there any obstructions in the system?
Is the heater system too large/small for the
application?
Has proper coolant hose size or ducting
Have proper diameter fuel lines been
used?
Have proper length fuel lines been used?
Has a proper connection to the fuel supply
been made?
Is the fuel flowing freely? (fuel is not gelled)
Are there restrictions in the fuel line?
Is the fuel metering pump properly aligned?
Is the fuel filter clogged?
APPENDIX F
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