TM 5-2410-240-23-1
0022
Table 1. Window Wiper and Washer Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Front Windshield Wiper
8. Using digital multimeter, check for
Voltage Less Than Specified Range
Does Not Operate Prop-
voltage (WP 0283) between front
- Proceed to step 9.
erly Continued
windshield wiper motor harness
Voltage Within Specified Range -
connector HL-C27 (WP 0018, Fig-
Replace front windshield wiper motor
ure 183) terminal 3 and cab
(WP 0207). Ensure all harness con-
ground.
nectors are reconnected. Verify
Voltage should be approximately 18 to
proper operation of machine (TM 5-
26 volts.
2410-240-10).
9. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-2410-240-10).
10. Disconnect harness connector
HL-C1 (WP 0018, Figure 175)
from harness connector C-C101
(WP 0018, Figure 46).
11. Using digital multimeter, test for
No Continuity - Replace upper cab
continuity (WP 0283) between
harness (WP 0229). Ensure all har-
front windshield wiper motor har-
ness connectors are reconnected.
ness connector HL-C27 (WP
Verify proper operation of machine
0018, Figure 183) terminal 1 and
(TM 5-2410-240-10).
cab ground.
Continuity - Proceed to step 12.
12. Using digital multimeter, test for
No Continuity - Replace upper cab
continuity (WP 0283) between
harness (WP 0229). Ensure all har-
front windshield wiper motor har-
ness connectors are reconnected.
ness connector HL-C27 (WP
Verify proper operation of machine
0018, Figure 183) terminal 4 and
(TM 5-2410-240-10).
harness connector HL-C1 (WP
Continuity - Proceed to step 13.
0018, Figure 175) terminal 24.
13. Using digital multimeter, test for
No Continuity - Replace upper cab
continuity (WP 0283) between
harness (WP 0229). Ensure all har-
front windshield wiper motor har-
ness connectors are reconnected.
ness connector HL-C27 (WP
Verify proper operation of machine
0018, Figure 183) terminal 3 and
(TM 5-2410-240-10).
harness connector HL-C1 (WP
Continuity - Proceed to step 14.
0018, Figure 175) terminal 26.
14. Disconnect harness connector C-
C40 (WP 0018, Figure 30) from
harness connector FP-C5 (WP
0018, Figure 170).
15. Using digital multimeter, test for
No Continuity - Replace lower cab
continuity (WP 0283) between
wiring harness (WP 0228). Ensure all
harness connector C-C40 (WP
harness connectors are reconnected.
0018, Figure 30) terminal 3 and
Verify proper operation of machine
harness connector C-C101 (WP
(TM 5-2410-240-10).
0018, Figure 46) terminal 24.
Continuity - Proceed to step 16.
0022-3
