 |
|||
|
|
|||
|
|
|||
| ||||||||||
|
|
 TM5-4120-383-14
Table 4-2.
TROUBLESHOOTING-Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
or bubbly refrigerant indicates low level or
excessive moisture.
Report condition to direct support maintenance.
Step 3.
Inspect condenser coil for dirt.
Clean coil with 25-30 psi compressed air.
Step 4.
Inspect evaporator return air filter for dirt.
(See para 4-13.)
Clean filter.
Step 5.
Check if TEMPERATURE SELECTOR switch is set
(See para 4-22.)
incorrectly or is defective.
Adjust setting or replace switch, or other
corrective action.
Step 6.
Check if supply air outlet louver is bent or stuck
(See para 4-14.)
in closed position.
Repair or replace louver.
Observe evaporator fan motor for worn or defective
Step 7.
condition.
(See para 4-33.)
Report fault to direct support maintenance or
replace motor.
Check if evaporator fan is loose or defective.
Step 8.
(See para 4-33.)
Tighten setscrew or replace fan.
5. COMPRESSOR WILL NOT START.
Step 1.
Check that compressor or control circuit breakers
or selector switch is properly set.
Reset controls properly.
4-32
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals