TB 9-2320-360-13&P-1
WARN I N G
Jewelry can catch on equipment and cause injury or short across electrical circuit and cause severe
burns or electrical shock. Remove rings, bracelets, watches, necklaces, and any other jewelry before
working around HET Tractor.
A/C circuit breaker, A/C relay, and 24 vdc magnetic switch (R22) are always electrically hot and can
cause severe injury to personnel. Care must be exercised when working around these
components.
VISUAL INSPECTION
(1) Ensure engine switch is in the ON
position (TM 9-2320-360-10).
(2) Turn A/C control switch to high blower
speed (clockwise) position
(WP 0008 00).
(a) If A/C blower does not operate,
turn engine switch to OFF position
and go to Step 12 of this fault.
(b) If A/C blower operates, go to Step
5 of this fault.
VISUAL INSPECTION
(1) Ensure engine switch is in the ON
HETF00218
position (TM 9-2320-360-10).
(2) Turn A/C control switch to medium
blower speed (center) position
(WP 0008 00).
(a) If A/C blower does not operate, go
to Step 9 of this fault.
(b) If A/C blower operates, turn engine
switch to OFF position and go to
Step 6 of this fault.
0016 00-7
