TM 5-2410-241-23-1
0022
Table 1. Cab Troubleshooting Procedures - Continued.
0022
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Blower Motor Does NOT
6. Using digital multimeter (WP
1. If 24 Volts is found, proceed to
Function in One or More
0296), measure for voltage
step 15.
Speeds - Continued
between pin 1 on instrument
2. If voltage is NOT found, proceed
panel harness connector E-C2
to step 7.
(WP 0018, Figure 171) and
ground.
7. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-2410-241-10).
8. Disconnect platform harness con-
nector MA-C3 (WP 0018, Figure
21) from fuse panel wiring har-
ness connector A-C1 (WP 0018,
Figure 22).
9. Using digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 10.
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
harness connector E-C2 (WP
(WP 0260). Ensure all harness
0018, Figure 171).
connectors are reconnected.
Verify correct operation of
machine (TM 5-2410-241-10).
10. Using digital multimeter (WP
1. If continuity is NOT found, pro-
0296), test for continuity between
ceed to step 11.
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).
11. Remove fuse box (WP 0176).
12. Using digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 13.
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).
0022-122