TB 9-2320-279-13-1
0012-51
AC HEATER/EVAPORATOR BLOWER OPERATES BUT NO COLD AIR FROM
DUCTS DURING AC OPERATIONS - Continued
DRAFT
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.
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HEMAC167
CONTINUITY TEST
(1) Set multimeter switch to ohms.
(2) Place positive (+) probe of multimeter on wire 1156
at fan control switch, terminal C.
(3) Place negative (-) probe of multimeter on wire 1156
at temperature control switch input terminal.
(a) If there is no continuity, repair wire 1156 (see
Appendix A) or replace wire 1156 (WP 0048).
Verify repair, go to Step 27 of this fault.
(b) If there is continuity, go to Step 26 of this fault.