TB 9-6115-643-13
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 loose connections.
Fuel leaks or loose
Check pump connections for leaks
Before
FUEL PUMP AND LINES
2
connections.
and/or loose connections.
Check for loose connections and/or
Before
3
connections.
leaks.
Doesn't turn heater on.
Check operations of heater on/off
Before
HEATER ON/OFF SWITCH
4
switch.