Condenser Guard and Louver.

TM 5-4120-352-14

guard from the air conditioner or the guard can be

b. Removal. Refer to figure 4-3. Remove two

removed and washed thoroughly. Clean the louvers

screws and lock washers and fresh air screen.

with a dry cloth. Inspect louver blades for bent con-

dition or damaged rubber strips. Inspect guard for

bent or broken condition.

Dry cleaning solvent, P-D-680, used to

c. Condenser Guard Removal and Installa-

clean parts, is potentially dangerous

tion. Refer to figure 4-3 and remove and install

to" personnel and property. Avoid re-

condenser guard as follows:

peated and prolonged skin contact.

(1) Remove two screws and lockwashers from

Do not use near open flame or exces-

top and bottom of guard.

sive heat. Flash point of solvent is 100

(2) Remove four screws and lockwashers that

-138 F (38 -59 C).

secure guard to condenser coil. Remove guard.

c. Cleaning and Inspection. Clean the screen

(3) Install guard and six screws and lock-

in cleaning solvent (Fed. Spec. P-D-680). Replace

washers previously removed.

the screen if damaged or broken.

d. Replacement of Louver Blades. Individual

d. Installation. Refer to figure 4-3 and install

condenser louver blades (fig. 4-3) are flexible

the screen and two screws and lockwashers.

enough for removal. Remove damaged blades as fol-

lows:

(1) Remove rear cover as described in para-

4-20 Condenser Guard and Louver.

graph 4-21.

a. General. The condenser guard (fig. 4-3), lo-

(2) Remove push-on type nut (fig. 4-4) from

cated at the rear of the air conditioner, is an ex-

louver blades to be removed. Flex blade to remove

panded metal guard that protects the condenser coil

ends from bearings and remove blade.

from damage. The condenser air discharge louver is

(3) Flex new blade in same manner as in re-

opened and closed automatically by an actuator cyl-

moval and install ends in bearings.

inder in the refrigeration system. A push-pull con-

(4) Install push-on nut.

trol assembly connects the louver and cylinder.

b. Cleaning and Inspection. The guard can be

cleaned with a bristle brush without removing the

4-12