TM 5-3805-280-24-1
Operational Checkout Procedure
HEATER CONTROLS
A--Blower Control Switch
YES: Go to next check.
CHECK
B--Temperature Control Lever
NO: Check heater fuse,
Engine running and at normal operating temperature.
wiring harness, and
motor. Go to Group
9015-15.
Turn blower control switch (A) to all four speed positions,
9005
then back to OFF.
10
23
Does fan run in all four positions, then stop in OFF
T102108 UN26JUL96
position.
With fan running at any speed, move temperature control
lever (B) to warm temperature position (rearward).
Does warm air exit from vents?
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6 SEAT, DOORS, WINDOWS, LATCHES, AND LOCKS CHECKS
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