TM 5-2420-231-23-1
0030
Table 1. Heating and A/C Troubleshooting Procedures - Continued.
030
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. A/C Does Not Blow Cold
4. Rotate the A/C temperature switch
Air When A/C
(Figure 27, Item 1) to the coolest
Temperature Control Is
setting (TM 5-2420-231-10).
Set to Maximum Cold -
Continued
Figure 27. A/C Temperature Switch.
0030
NOTE
Refer to A/C System Service (WP 0364) for normal operating pressures.
5. Perform A/C performance test (WP
0364).
6. Monitor and record low-pressure
Low-Pressure Gauge and High-
and high-pressure gauge read-
Pressure Gauge Readings OK -
Troubleshooting complete.
ings.
Low-Pressure Gauge and High-
Pressure Gauge Readings Not
Within Normal Ranges - Repeat
troubleshooting from the beginning.
END OF WORK PACKAGE