DRAFT
TB 9-2320-364-13&P-1
AC HEATER/EVAPORATOR BLOWER OPERATES BUT NO COLD AIR FROM
DUCTS DURING AC OPERATIONS - Continued
WARNING
Remove rings, bracelets, wristwatches, neck chains, and any other jewelry before working around
vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry or tools may short
across electrical circuits or terminals and cause damage to equipment or severe burns or
electrical shock to personnel.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
VOLTAGE TEST
(1) Turn fan control switch to an on position (low,
medium, or high) (WP 0004).
(2) Turn engine start switch ON (TM 9-2320-364-10).
(3) Place positive (+) probe of multimeter on AC fan
control switch, terminal C (wire 1156).
(4) Place negative (-) probe of multimeter on a known
good ground.
(a) If 22 to 28 vdc are not measured, turn engine
start switch OFF and replace fan control switch
(WP 0031). Verify repair, go to Step 29 of this
fault.
(b) If 22 to 28 vdc are measured, turn engine start
switch OFF, and go to Step 27 of this fault.
PLSAC201