EVAPORATOR FAN ASSEMBLY DIRECT SUPPORT MAINTENANCE

TM 9-4120-425-14&P

EVAPORATOR FAN ASSEMBLY DIRECT SUPPORT MAINTENANCE

THIS WORK PACKAGE COVERS:

Removal, Repair and Installation

INITIAL SETUP:

Maintenance Level

Direct Support

Tools and Special Tools

Tool Kit, General Mechanics (Item 1, Table 2, WP 0118-00)

Screwdriver, Cross Tip (Item 12, Table 2, WP 0118-00)

Equipment Condition

Main power source is disconnected, shut down and cool.

Evaporator air intake louver removed (WP 0020-00).

Heating elements removed (WP 0027-00).

Remote control module partially removed (WP 0034-00).

Disconnect drain hoses (WP 0029-00).

Material

Grease, General Purpose (Item 28, Table 1, WP 0121-00)

WARNING

Disconnect air conditioner power.

CAUTION

While removing and assembling fan assembly don't hold evaporator fan assembly

by the impeller fan. Excess holding pressure may damage fan impeller. Also, take

care not to damage evaporator coil.

REMOVAL

Loosen screws holding junction box support bracket to aid in fan assembly removal (WP 0035-00).

Tag and disconnect terminals 10 and 11 on terminal board TB2 located in remote control module. Disconnect

ground wire.

Remove screw (1) and lockwasher (2) to remove clamp (3) holding electronic sensor (4). Move sensor to clear

housing.

Using a cross tip screwdriver (Item 12, Table 2, WP 0118-00) remove two screws (5), two flat washers (6), and two

nuts (7).

Remove four screws (8), four lock washers (9), and two scroll ducts (10).

0057-00-1