Section III. MAINTENANCE OF MACHINERY HOUSE

TM 55-1930-208-24

Section III. MAINTENANCE OF MACHINERY HOUSE

Para.

Fan Exhaust.......................................... 3-7

Tank, Fuel Oil ........................................ 3-8

3-7. FAN, EXHAUST.

This task covers:

a. Removal

Installation

INITIAL SET-UP:

Tools Required:

Tool Kit, General Mechanic's (Item 1, Appendix B)

Materials Required:

Washer, Lock P/N MS35338-46

Washer, Lock P/N MS35338-48

Equipment Conditions:

Engine shut down (paragraph 2-11, TM 55-1930-208-10).

a. Removal. (Refer to figure 3-4).

(1) Remove four nuts (1), four lockwashers (2), and four bolts (3) securing belt guard (4).

(2) Remove four nuts (5), four lockwashers (6), four flat washers (7), and four bolts (8) to relieve drive belt

tension. Then, remove drive belt (9).

(3) Remove bushing (10) and sheave (11) from the fan (15).

(4) Remove four hose clamps (12) and disconnect hoses (13 and 14).

(5) Remove two screws (16) securing the couplings (17). Then, disconnect and remove duct (18), elbow (19),

and duct (20).

(6) Remove nut (21), lockwasher (22), U-bolt (23), and duct (24).

b. Installation.

(1) Install duct (24) and secure with U-bolt (23), lockwasher (22), and nut (21).

(2) Assemble duct (20), elbow (19), and duct (18). Connect the assembly using couplings (17) secured by two

screws (16).

3-8