TM 9-4520-258-14
4-31.
CIRCULATING MOTOR AND FAN
This task consists of:
a. Removal
b. Installation
INITIAL SETUP:
Tools:
Material/Parts:
Tool Kit, General Mechanics (Item 1, App B)
Lockwasher (Item 1, App H)
Wire tags (Item 9, App E)
Equipment Condition:
Unit disconnected from power source (para 2-8)
General Safety Requirements:
Fuel pump and solenoids removed (para 4-30)
WARNING
Inlet screen removed (para 4-23)
Inlet screen removed (para 4-23)
Contact with hot components can cause burns.
Allow unit to cool down before attempting
Personnel Required:
service/inspection/maintenance activity.
Two
a.
Removal (Refer to Figure 4-55)
(1)
Open right side rear door (1) and right side front door (2).
(2)
Remove four lock nuts (3), four screws (4) and eight flat washers (5).
(3)
Loosen two setscrews (6) and remove key (7).
NOTE
Two persons required to remove motor from fan.
(4)
Slide motor (8) off fan (9).
(5)
Lay motor (8) on its side with junction box facing up.
(6)
Remove two screws (10) and cover (11). Gently pull wires (12) outside of junction box.
(7)
Tag and disconnect wires (12) and remove two connectors (13).
(8)
Remove the two white wires (12) through hole in junction box on motor (8).
(9)
remove screw (14), lockwasher (15), and ground wire (16).
(10)
Remove motor (8).
4-144
