TM 9-4120-395-14&P
b.
Service.
(1) Wipe the indoor fans motor (1, Figure 4-34) with clean rags to remove dust.
(2) Install both front door assemblies. See para 4-17.
c.
Testing.
(1) Use the multimeter to check the windings of the indoor fans motor (1, Figure 4-34). An open or short to
ground indicates the motor must be replaced.
(2) Install both front door assemblies. See para 4-17.
d.
Removal.
(1) Tag and remove wiring to indoor fan motor (1, Figure 4-34) from control box connections.
(2) Remove five screws (2) holding indoor fan assembly in place and retain.
(3) Cut foam (3) and silicone seals (4) around indoor fan assembly and pull the indoor fan assembly forward
and out from the air conditioner.
(4) Loosen the 5/16 set bolts (5) holding both the indoor fans (6) to the fan motor shaft.
(5) Remove the four screws (7) that secure the left fan to the front and rear brackets (8).
(6) Remove the six screws (9) that secure the fan motor bracket (10) to the indoor fans.
(7) Slide the indoor fans (6) off the motor (1) shaft.
(8) Remove the four screws (11) holding the motor clamps (12) and remove.
(9) Remove the fan motor from the fan motor bracket.
(10) Remove ground screw and wire from the indoor fan motor bracket (10).
e.
Installation.
CAUTION
Motor oiler must be up and rotation arrow must appear as shown in Figure 4-34.
Mounting the motor any other way could cause damage to the motor.
(1) Install the fan motor (1) on the fan motor bracket (1 0) and secure with the motor clamps (1 2) and four
screws (11).
(2) Slide the indoor fans (6) onto the indoor fan motor (1) shaft.
(3) Secure both indoor fans to the fan motor bracket with the six screws (9).
(4) Mount the Left indoor fan to the front and rear brackets with the four screws (7).
(5) Align the shaft of the fan motor so that the flat spots on the shaft are below the 5/16 set bolts (5) and tighten
the 5/16 set bolts.
(6) Slide the indoor fan assembly into the air conditioner and secure with the five screws (2).
(7) Use silicone to seal any gaps where the top of the fans meet the drain pan assembly See Figure 1-2. Con-
nect the wires as tagged and remove the tags.
(8) Install control box cover (para 4-23) and both front door assemblies (para 4-17).
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