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
Blower Motor Does Not
2. Disconnect connector CA-C4
Operate in One or More
(WP 0012, Figure 279) from
Speeds Continued
blower motor (WP 0012,
Figure 278).
3. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-296-10).
4. Turn fan speed switch to
position IIII (TM 5-3805-296-10).
5. Using digital multimeter
Voltage 18 to 26 V Replace blower
(WP 0540), test for voltage
motor (WP 0455).
between connector CA-C4
Proceed to Test Step 38.
terminal 1 and terminal 2
Voltage Less Than 18 V Proceed to
(WP 0012, Figure 279).
Test Step 4.
Test Step 4. Test Voltage to Air
Conditioner Wiring Harness.
1. Turn fan speed switch to
position O (TM 5-3805-296-10).
2. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
3. Disconnect connector W-C22
(WP 0012, Figure 271) from
connector CA-C1
(WP 0012, Figure 272).
4. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-296-10).
5. Turn fan speed switch to position
IIII (TM 5-3805-296-10).
6. Using digital multimeter
Voltage 18 to 26 V Replace air
(WP 0540), test for voltage
conditioner wiring harness (WP 0527).
between connector W-C22
Proceed to Test Step 38.
terminal 2 and terminal 6
Voltage Less Than 18 V Proceed to
(WP 0012, Figure 271).
Test Step 5.
Test Step 5. Test Main Cab Wiring
Harness for High Resistance or
Open.
1. Turn fan speed switch to
position O (TM 5-3805-296-10).
2. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
0134-3
