TM 5-3805-298-23-1
0121
Table 1. Condenser Fan(s) Do Not Operate When the Heater A/C Switch Is in A/C Position - Continued.
0121
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 13. Inspect A/C BKR 2
Condenser Fan(s) Do Not
Circuit Breaker.
Operate When the Heater A/
1. Turn ignition switch and battery
C Switch Is in A/C Position -
disconnect switch to OFF position
Continued
(TM 5-3805-298-10).
2. Inspect A/C BKR 2 circuit breaker
A/C BKR 2 Circuit Breaker Not
Tripped Proceed to Test Step 14.
in fuse box (TM 5-3805-298-10).
A/C BKR 2 Circuit Breaker Tripped
Reset A/C BKR 2 circuit breaker
(TM 5-3805-298-10). If A/C BKR 2
circuit breaker does not reset, replace
A/C BKR 2 circuit breaker (TM 5-3805-
298-10) and proceed to Test Step 33.
If A/C BKR 2 circuit breaker resets,
proceed to Test Step 18.
Test Step 14. Test for Voltage at
Auxiliary A/C Condenser Fan.
1. Disconnect connector MC-C3
(WP 0012, Figure 133) from
auxiliary A/C condenser fan.
2. Turn battery disconnect switch ON
and start the machine (TM 5-3805-
298-10).
3. Turn heater A/C switch to A/C ON
position (TM 5-3805-298-10).
4. Turn heater control knob to
maximum cold (TM 5-3805-298-
10).
5. Using digital multimeter
Voltage 18 to 26 V Replace auxiliary
(WP 0174), test for voltage
A/C condenser fan (WP 0419).
between connector MC-C3
Proceed to Test Step 33.
(WP 0012, Figure 133) terminal 1
Voltage Less Than 18 V Proceed to
and terminal 2 (ground).
Test Step 15.
Test Step 15. Test for Voltage at
M-C25.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-298-10).
2. Disconnect connector M-C25
(WP 0012, Figure 131) from
connector MC-C1 (WP 0012,
Figure 132).
3. Turn battery disconnect switch ON
and start the machine (TM 5-3805-
298-10).
0121-9
