Section IV. REMOVAL AND INSTALLATION OF MAJOR COMPONENTS

Section IV. REMOVAL AND INSTALLATION OF MAJOR COMPONENTS

2-7. General

(6) Remove two screws (8) fig. 2-2 washers (9)

and throttle and choke mounting bracket (10) from

This section contains instruction for removal and

frame assembly (4).

installation of the engine, starter-generator and

(7) Remove four screws (2) and washers (3)

control box. Repair instructions for these com-

s e c u r i n g tubular frame assembly (4) to base

ponents are contained in Chapter 3.

assembly. Lift frame assembly (with fuel tank and

2 - 8 . Starter-Generator

control box remaining in place) off base assembly.

a. Removal.

(8) Remove drive belts (TM 5-6115-440-20).

(1) Disconnect leads from starter generator

(9) Remove two clamps that secure oil line to

(fig. 1-1).

base assembly.

(2) Remove lock nuts (14, fig. 2-1) and slide

(10) Remove screw, washer and nut which

assembled starter-generator ( 1 3 ) a n d a d a p t e r

secures the oil drain plug and chain assembly to the

assembly (15) toward the engine.

base assembly (TM 5-6115-440-20).

(3) Remove drive belt from generator sheave

(11) Remove four screws (9,fig.2-1) and lock

( T M 5-6115-440-20).

nuts (8) that secure engine (10) to base assembly

(4) Lift assembled starter-generator (13) and

(28).

adapter assembly (15) off adapter base plate (18).

(12) Lift engine off base assembly with a

(5) Remove six screws (12) and nuts (11) and

crane.

seperate starter-generator from adapter assembly.

b. Installation. Installation procedure for the

b. Installation.

engine is the reverse of the removal procedure.

(1) Installation procedure for the starter.

2 - 1 0 . Control Box

generator is the reverse procedure of removal.

a. Removal.

(2) Adjust the drive belt tension (TM 5-6115-

(1) Remove battery (TM 5-6115-440-10).

440-20).

(2) Disconnect control box leads at generator,

2 - 9 . Engine

ground stud and magneto.

a. Removal.

(3) Disconnect power cables and battery leads

(1) Remove battery (TM 5-6115-440-10).

from rear of control box.

(2) Disconnect control box leads leading to

(4) Open control box door and remove four

generator, ground stud and magneto.

screws and flex nuts that secure control box to shelf

(3) Remove battery leads and power cables

of frame assembly.

from rear of control box.

( 5 ) Lift control box out of shelf of frame

(4) Drain fuel tank and disconnect fuel line

assembly.

leading from fuel tank to fuel selector valve.

b. Installation. Installation procedure for the

(5) Remove fuel line leading from fuel strainer

control box is the reverse of the removal procedure.

to fuel selector valve.

Key to Figure 2-1:

15.

Adapter Assy, Generator

1. Belt, V, Matched set

16.

Nut, lock hex

2. Bushing, taper lock

17.

Screw, cap hex head

3. Sheave, engine

18.

Base plate, adapter

4. Key, engine sheave

19.

Screw, square-head

5. Bushing, taper lock

20.

Nut, hex

6. Sheave, generator

21.

Washer, lock split

7. Key, generator sheave

22.

U-bolt, lifting bar assy

8. Nut, lock hex

23.

Nut, hex

9. Screw, cap hex head

24.

Washer, lock split

10. Engine, gas

25.

Bolt, eye, lifting bar assy

11. Nut, lock hex

26.

Screw hex

12. Screw cap hex head

27.

Bar assy lifting

13. Starter-generator

28.

Base assembly

14. Nut, lock hex

2-2