TM 5-3805-296-23-2
0134
Table 1. Blower Motor Does Not Operate in One or More Speeds Continued.
0134
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Using digital multimeter
Blower Motor Does Not
Continuity Replace headliner wiring
(WP 0540), test for continuity
Operate in One or More
harness (WP 0497).
between connector H-C7
Speeds Continued
Reset blower circuit breaker
terminal 17 (WP 0012, Figure 225)
(TM 5-3805-296-10).
and all other terminals in
Proceed to Test Step 38.
connector H-C7 (WP 0012,
No Continuity Proceed to step 5.
Figure 225).
5. Using digital multimeter
Continuity Replace headliner wiring
(WP 0540), test for continuity
harness (WP 0497).
between connector H-C7
Reset blower circuit breaker
terminal 17 (WP 0012, Figure 225)
(TM 5-3805-296-10).
and ground.
Proceed to Test Step 38.
No Continuity Proceed to Test
Step 24.
Test Step 24. Test for Shorted Main
Cab Wiring Harness.
1. Disconnect connector W-C16
(WP 0012, Figure 87) from
connector CL-C3
(WP 0012, Figure 86).
2. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C2
Reset blower circuit breaker
terminal 17 (WP 0012, Figure 224)
(TM 5-3805-296-10).
and all other terminals in
Proceed to Test Step 38.
connector W-C2
No Continuity Proceed to step 3.
(WP 0012, Figure 224).
3. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C2
Reset blower circuit breaker
terminal 17 (WP 0012, Figure 224)
(TM 5-3805-296-10).
and ground.
Proceed to Test Step 38.
No Continuity Proceed to step 4.
4. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C16
Reset blower circuit breaker
terminal 23 (WP 0012, Figure 87)
(TM 5-3805-296-10).
and all other terminals in
Proceed to Test Step 38.
connector W-C16
No Continuity Proceed to Test
(WP 0012, Figure 87).
Step 25.
0134-23