TM 5-2410-240-23-1
0021
Table 1. Cab Troubleshooting Without Codes. - Continued.
0021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Air Conditioning Does Not Blow
9. Using digital multimeter, test
Continuity - Replace fuse panel
Cold When Maximum Cooling is
for continuity (WP 0283)
harness (WP 0201). Ensure all
Selected - Continued
between harness connector
harness connectors are recon-
PL-C3 (WP 0018, Figure 216)
nected. Verify proper operation of
terminal 4 and harness con-
machine (TM 5-2410-240-10).
nector PL-C15 (WP 0018, Fig-
No Continuity - Replace platform
ure 225) terminal 9.
wiring harness (WP 0150, WP
0155). Ensure all harness connec-
tors are reconnected. Verify proper
operation of machine (TM 5-2410-
240-10).
10. Turn ignition switch and bat-
tery disconnect switch to OFF
position (TM 5-2410-240-10).
11. Connect harness connector
EN-C23 (WP 0018, Figure
139) on A/C high-low pressure
switch (WP 0018, Figure 142).
12. Disconnect harness connec-
tor EN-C9 (WP 0018, Figure
126) from A/C low pressure
switch (WP 0018, Figure 143).
13. Turn battery disconnect switch
and ignition switch to ON posi-
tion (TM 5-2410-240-10).
14. Using digital multimeter, mea-
Voltage Less Than Specified
sure for voltage (WP 0283)
Range - Proceed to step 15.
between harness connector
Voltage Within Specified Range
EN-C9 (WP 0018, Figure 126)
- Proceed to step 18.
terminal 1 and ground.
There should be approximately 18
to 26 volts.
15. Turn ignition switch and bat-
tery disconnect switch to OFF
position (TM 5-2410-240-10).
16. Disconnect harness connec-
tor EN-C23 (WP 0018, Figure
139) from A/C high-low pres-
sure switch (WP 0018, Figure
142).
0021-63