TM 5-2410-240-23-1
0021
Table 1. Cab Troubleshooting Without Codes. - Continued.
0021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Condenser Fan(s) Do Not Oper-
25. Disconnect harness connec-
ate When the A/C Switch is Acti-
tor HL-C1 (WP 0018, Figure
vated Continued
175) from harness connector
C-C101 (WP 0018, Figure 46).
26. Using digital multimeter, test
No Continuity - Replace upper
for continuity (WP 0283)
cab harness (WP 0229). Ensure all
between HL-C1 (WP 0018,
harness connectors are recon-
Figure 175) terminal 7 and
nected. Verify proper operation of
harness connector HL-C46
machine (TM 5-2410-240-10).
(WP 0018, Figure 185) termi-
Continuity - Proceed to step 27.
nal 5.
27. Disconnect harness connec-
tor C-C12 (WP 0018, Figure
22) from harness connector
PL-C1 (WP 0018, Figure 214)
terminal 1.
28. Using digital multimeter, test
No Continuity - Replace lower
for continuity (WP 0283)
cab wiring harness (WP 0228).
between C-C12 (WP 0018,
Ensure all harness connectors are
Figure 22) terminal 14 and
reconnected. Verify proper opera-
harness connector C-C101
tion of machine (TM 5-2410-240-
(WP 0018, Figure 46)
10).
terminal 7.
Continuity - Proceed to step 29.
29. Disconnect harness connec-
tor PL-C5 (WP 0018, Figure
218) from equipment ECM J2.
30. Using digital multimeter, test
No Continuity - Replace platform
for continuity (WP 0283)
wiring harness (WP 0150, WP
between PL-C5 (WP 0018,
0155). Ensure all harness connec-
Figure 218) terminal 19 and
tors are reconnected. Verify proper
PL-C1 (WP 0018, Figure 214)
operation of machine (TM 5-2410-
terminal 14.
240-10).
Continuity - Replace machine
ECM (WP 0147 and WP 0149).
Ensure all harness connectors are
reconnected. Verify proper opera-
tion of machine (TM 5-2410-240-
10).
Test Step 2.
1. Turn ignition switch and bat-
tery disconnect switch to OFF
position (TM 5-2410-240-10).
2. Disconnect harness connec-
tor T-C1 (WP 0018, Figure
242) from HL-C46 (WP 0018,
Figure 185).
0021-75