TM 9-4120-395-14&P
4-20. AIR FILTER.
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Tools:
None
Equipment Conditions:
Power off at power source.
General Safety Instructions'
Disconnect input power to the unit before performing any internal maintenance.
Voltages used can kill. Shutting the unit off at the thermostat does not disconnect
unit power.
a. Removal.
(1) Turn the 1/4 turn fastener (1, Figure 4-16) on the bottom front door assembly (2) and open the door by
swinging the door forward from the bottom.
(2) Reach into the air conditioner and lift the air filter (3) up and out of the filter rack (4) and away from the
unit.
CAUTION
Do not operate the air conditioner without a filter in place. Foreign matter
may damage or reduce the performance of the air conditioner.
b. Installation.
(1) Place the filter (3, Figure 4-16) into the filter rack (4).
(2) Close the bottom front door assembly (2) and secure by turning the 1/4 turn fastener (1).
Figure 4-16. Air Filter
4-27