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.
VOLTAGE TEST
(1) Remove dashboard cover
(TM 9-2320-360-20).
(2) Place positive (+) probe of multimeter
on wire RED #3 at A/C relay terminal.
(3) Place negative (-) probe of multimeter
on ground.
(a) If 22 to 24 vdc are not present, go
to Step 6 of this fault.
(b) If 22 to 24 vdc are present, go to
Step 2 of this fault.
HETF00274
0015 00-3