Installation - TM-10-3930-621-340114

TM 10-3930-621-34

KEY to fig. 6-12:

11. Lock washer

1. Plate assembly

12. Screw

2. Lock washer

13. Bracket

3. Nut

14. Nut

4. Lubrication fitting

15. Screw

5. Bearing

16. Nut

6. Setscrew

17. Anchor

7. Nut

18. Eyebolt

8. Pin

19. Spring

9. Spring

20 Treadle assembly

10. Sleeve

6-22. Installation

6-23. Adjustment

Install lubrication fitting (4, fig. 6-12) and

Refer to, figure 6-13 and adjust inching control as

adjusting nut (7) and setscrew (6) in treadle assembly

follows:

(20).

If the adjusting nut was removed from the

a. Remove toe plate and floor plate (TM 10-3930-

setscrew, note disassembly mark, and install nut on

621-12).

setscrew.

Check to be sure that inching plunger is

b. Install screw in end of pedal shaft.

completely bottomed and that inching pedal stop

c. Install brake pedal assembly (16, fig 8-3) and

presents inching plunger from piercing back of control

treadle assembly (20, fig 6-12) on pedal shaft and, using

valve before making any adjustment.

screw installed in end of pedal shaft press shaft through

c. Adjust return spring to length specified on figure

steering support bracket.

6-13. If toe plate touches the return spring, the spring

d. Using screw installed in end of pedal shaft, aline

achor (17, fig. 6-12) must be removed one bolt down on

support brackets and pedal shaft holes. Remove screw

the transmission housing.

d. Adjust inching pedal stop so plunger spring is

from end of pedal shaft.

compressed 0.09 to 0.12 of an inch.

e. Install bracket (13, fig 6-12) and secure to shaft

e. With the brake pedal against the brake pedal

with screw (12) and lock washer (11). Secure end of

stop. set adjusting screw for 0.06 to 0.25 gap between

shaft with screw (11, fig 8-3) and lock washer (12).

brake pedal lug and lock.

f. If previously removed, install sleeve (10 fig, 6-in

f. To check adjustments, raise drive wheels off the

transmission inching valve.

g. Depress treadle assembly (20) slightly and install

floor and bring the engine to a high idle. Shift into

spring (9) and pin (8) in sleeve (10).

FORW'ARD or REVERSE. The inching pedal plunger

h. Connect inching pedal spring (19) and brake

should not move forward. If it does, repeat operations d

pedal spring (4, fig. 8-3)

and e above.

i. Install master cylinder clevis on pedal shaft and

g. To check transmission output, engine should

secure with clevis pin and cotter pin.

approach stall when parking brake is locked, throttle is at

j. Install plate assembly (1, fig 6-12), toe plates and

low idle, and engine is in gear.

h. Install toe plate and floor plate (TM 10-3930-621-

floor plates (TM 10-3930-621-12).

12).

6-18