TB 9-6115-642-13
Table 4-1. Unit
Preventive Maintenance Checks and Services.
Item
Item to be
Not Fully Mission
No.
Interval
Checked or Serviced
Procedure
Capable if:
WINTERIZATION KIT
Loose or damaged
Check electrical connections for
Before
HEATER CONTROL UNIT
1
electrical connections.
damage or disconnect.
Fuel leaks.
Check pump connections.
Before
FUEL PUMP AND LINES
2
Check for loose connections.
Before
3
Doesn't turn heater on.
Turns heater on/off.
Before
HEATER ON/OFF SWITCH
4