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.
CONTINUITY TEST
(1) Remove A/C high pressure switch from
A/C receiver/dryer (WP 0029 00).
(2) Set multimeter switch to ohms.
(3) Is an open measured across A/C high
pressure switch terminals?
(a) If an open is not measured, replace
A/C high pressure switch
(WP 0029 00). Verify repair, go to
Step 10 of this fault.
(b) If an open is measured, install A/C
high pressure switch (WP 0029 00)
and go to Step 9 of this fault.
VISUAL INSPECTION
(1) Remove A/C evaporator subsystem
(WP 0036 00).
(2) Remove eight screws and evaporator
assembly cover (WP 0022 00).
NOTE: A/C thermostatic switch temperature
probe is installed by inserting it into the
center of the evaporator approximately two
inches.
(3) Inspect A/C thermostatic switch
temperature probe for proper
installation (WP 0031 00).
(a) If A/C thermostatic switch
temperature probe is not installed
correctly, reinstall temperature
probe (WP 0031 00). Verify repair,
go to Step 10 of this fault.
(b) If A/C thermostatic switch
temperature probe is installed
correctly, replace A/C thermostatic
switch (WP 0031 00). Verify repair,
go to Step 10 of this fault.
HETF00458
0019 00-11
