TM 5-2410-241-23-1
0022
Table 1. Cab Troubleshooting Procedures - Continued.
0022
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
The A/C Compressor will
43. Using digital multimeter (WP
1. If continuity is found, proceed to
Not Engage - Continued
0296), test for continuity between
step 44.
pin 36 on platform harness con-
2. If continuity is NOT found, replace
nector MA-C3 (WP 0018, Figure
platform harness (WP 0209) and
21) and pin 1 on instrument panel
instrument panel harness (WP
harness blower motor speed
0260). Ensure all harness con-
switch connector E-C2 (WP 0018,
nectors are reconnected. Verify
Figure 171).
correct operation of machine (TM
5-2410-241-10).
44. Using digital multimeter (WP
1. If continuity is NOT found, pro-
0296), test for continuity between
ceed to step 45.
pin 36 on platform harness con-
2. If continuity is found, replace plat-
nector MA-C3 (WP 0018, Figure
form harness (WP 0209) and
21) and all other pins in platform
instrument panel harness (WP
harness connector MA-C3 (WP
0260). Ensure all harness con-
0018, Figure 21).
nectors are reconnected. Verify
correct operation of machine (TM
5-2410-241-10).
45. Remove fuse box (WP 0176).
46. Using digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 47.
pin 36 on fuse panel wiring har-
2. If continuity is NOT found, replace
ness connector A-C1 (WP 0018,
fuse panel wiring harness (WP
Figure 22) and 124 GREEN fuse
0176). Ensure all harness con-
panel wire harness blower motor
nectors are reconnected. Verify
circuit breaker connector (WP
correct operation of machine (TM
0018, Figure 172).
5-2410-241-10).
47. Using digital multimeter (WP
1.
If continuity is NOT found, pro-
0296), test for continuity between
ceed to step 48.
pin 36 on fuse panel wiring har-
2.
If continuity is found, replace fuse
ness connector A-C1 (WP 0018,
panel wiring harness (WP 0176).
Figure 22) and all other pins in
Ensure all harness connectors
fuse panel wiring harness connec-
are reconnected. Verify correct
tor A-C1 (WP 0018, Figure 22).
operation of machine (TM 5-2410-
241-10).
0022-120