Fan Motors.

TM 5-4120-352-14

stall coil and bonnet assembly and secure with two

b. Coil Replacement. Replace coil as follows:

screws.

(1) Remove electrical connector from solenoid

valve leads.

Fan Motors.

6-8.

(2) Remove nut on top of valve housing. Lift

housing and coil assembly from bonnet assembly.

a. General. The condenser fan motor and the

(3) Remove coil from housing.

evaporator fan motor are identical. Therefor, the

(4) Install coil bottom plate with edge upward.

following instructions apply equally to either mo-

tor.

(5) Install lower coil sleeve with flange at bot-

b. Disassembly. Refer to figure 6-4 and disas-

tom. Install coil with lead exits and bottom.

semble motor as follows:

(6) Install coil spring with flat edges upward

(1) Remove four hex nuts (1), four through

and upper coil sleeve with flage at top. Sleeve passes

bolts (2), and eight flat washers (3). Remove rear

through the coil spring.

end bell (4).

(7) Install coil housing, data plate and nut.

(2) Pull out rotor (9) and remove shims (5)

c. Bonnet Assembly and Diaphragm Replace-

and (6), bearing spacers (7) and bearings (8).

ment. Replace parts as follows:

(3) Remove screw (10), washer (11), and loop

(1) To replace diaphragm (2, figure 6-3), re-

clamp (12). Remove screw (13), washer (14), and

move two screws from body flanges and lift housing,

ground terminal (15). Disconnect leads and remove

coil and bonnet assembly (4) from body. Lift out di-

cable (16) and strain relief bushing (17). Remove

aphragm.

connector.

(2) To replace bonnet assembly, remove coil

(4) Refer to paragraph 4-39 and remove ther-

housing and coil ( b above) from bonnet assembly.

mal protector housings (21) and (25), thermal pro-

(3) Assemble coil and bonnet assembly. Install

tectors (22) and (26), and attaching hardware. Re-

diaphragm and preformed packing (3) on body. In-

move front end bell (27) from stator (28).

Index, Figure 6-4. Fan motor, exploded view.

15. TERMINAL

1. NUT, HEX

16. CABLE

2. BOLT, THROUGH

17. BUSHING, STRAIN RELIEF

3. WASHER, FLAT

18. CONNECTOR

4. END BELL, REAR

19. SCREW

5. SHIM

20. WASHER

6. SHIM

21. HOUSING, THERMAL PROTECTOR

7. SPACER, BEARING

22. THERMAL PROTECTOR

8. BEARING, BALL, ANNULAR

23. SCREW

9. ROTOR

24. WASHER

10. SCREW

25. HOUSING, THERMAL PROTECTOR

11. WASHER

26. THERMAL PROTECTOR

12. CLAMP, LOOP

27. END BELL, FRONT

13. SCREW

28. STATOR

14. WASHER

6-7