TM 9-4120-401-14
4-21.
CONDENSER AIR DISCHARGE LOUVER AND LINKAGE. - continued
To avoid injury to personnel, two people are required to lift unit.
(s) Lower unit from supports.
(4) Connecting linkage assembly.
(a) Remove louver assembly (step (3) above).
(b) Remove five cotter pins (1) and flat washers (2). Remove connecting link (16) assembly.
(c) Remove four screws (35) and one bearing plate (36). Remove five louver blade bearings (5).
(d) Remove five sets of rivets (37), flat washers (38), louver blade arms (39), and sleeve spacers (40).
(e) Replace any worn or damaged parts.
(f)
Install five sets of sleeve spacers (40), louver blade arms (39), flat washers (38) and secure with
rivets (37).
(g) Install five louver blade bearings (5) onto louvers (3 and 4). Install bearing plate (36) onto louver
blade bearings and secure with four screws (35).
(h) Install connecting link (16) assembly onto louver blades (3 and 4). Secure with five sets of flat
washers (2) and cotter pins (1).
(i)
Install louver assembly (step (3) above).
d. Adjust.
NOTE
If unit has been operating wait until it has cooled to ambient temperature,
approximately four hours.
(1) Loosen two screws (13) only enough to move pivot bracket (15) up or down.
(2) Position pivot bracket (15) to fully insert pivot arm (10) pin into connecting link (16). Tighten two screws
(13).
(3) Loosen two screws (24) only enough to move bracket (34) up or down.
(4) Position bracket (34) to fully insert pivot arm (10) pin into actuating cylinder (17) plate. Tighten two
screws (24).
4-54