TM 5-2410-240-23-1
0021
Table 1. Cab Troubleshooting Without Codes. - Continued.
0021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. HVAC Blower Motor Does Not
9. Using digital multimeter, test
No Continuity - Replace platform
Function in One or More Speeds
for continuity (WP 0283)
wiring harness (WP 0150, WP
- Continued
between harness connector
0155). Ensure all harness
PL-C15 (WP 0018, Figure
connectors are reconnected.
225) terminal 10 and harness
Verify proper operation of machine
connector PL-C29 (WP 0018,
(TM 5-2410-240-10).
Figure 231) terminal 4.
Continuity - Proceed to step 10.
10. Disconnect harness connec-
tor EN-C10 (WP 0018, Figure
127) from A/C Clutch (WP
0092).
11. Disconnect harness connec-
tor EN-C11 (WP 0018, Figure
128) from refrigerant compres-
sor arc suppressor (WP 0018,
Figure 128).
12. Using digital multimeter, test
No Continuity - Replace engine
for continuity (WP 0283)
wiring harness (WP 0046). Ensure
between harness connector
all harness connectors are
EN-C10 (WP 0018, Figure
reconnected. Verify proper
127) terminal 1 and harness
operation of machine (TM 5-2410-
connector EN-C15 (WP 0018,
240-10).
Figure 132) terminal 10.
Continuity - Proceed to step 13.
13. Using digital multimeter, test
No Continuity - Proceed to
for continuity (WP 0283)
step 14.
between harness connector
Continuity - Replace engine
EN-C10 (WP 0018, Figure
wiring harness (WP 0046). Ensure
127) terminal 1 and cab
all harness connectors are
ground.
reconnected. Verify proper
operation of machine (TM 5-2410-
240-10).
14. Using digital multimeter, test
No Continuity - Replace engine
for continuity (WP 0283)
wiring harness (WP 0046). Ensure
between harness connector
all harness connectors are recon-
EN-C10 (WP 0018, Figure
nected. Verify proper operation of
127) terminal 2 and cab
machine (TM 5-2410-240-10).
ground.
Continuity - Proceed to step 15.
15. Using digital multimeter, test
No Continuity - Proceed to
for continuity (WP 0283)
step 16.
between A/C compressor
Continuity - Replace A/C com-
clutch connector EN-C10 (WP
pressor (WP 0092). Ensure all har-
0018, Figure 127) terminal 1
ness connectors are reconnected.
and cab ground.
Verify proper operation of machine
(TM 5-2410-240-10).
0021-49