Foot Controls

TM 10-3930-634-12

pedal.

deterioration. Check for loose connections. Tighten

(2) Throttle Pedal.

loose connections and replace all defective parts.

(a) Remove cotter pin and pin attaching pedal to

(2) To service, lift the rubber boot on the valve as-

throttle linkage.

sembly and fill to within inch from the top with

(b) Remove two nuts, lockwashers and screws

brake fluid VV-B-680B. Depress pedal several times

attaching throttle pedal to mounting plate and cockpit

and recheck fluid level. A bleeder valve is provided at

floor. Remove pedal.

the lockout mechanism mounted on the differential.

b. Inspection. Inspect the foot controls for broken or

Reinstall rubber boot on valve assembly.

missing hardware, cracks and damaged parts. Replace

d. Installation. Refer to figure 4-29.

all defective parts

(1) Use four screws and lockwashers to attach

c. Installation. Refer to figure 4-29 and install foot

pedal assembly to cockpit floor.

controls as follows:

(2) Reconnect line to bottom of differential lock

(1) Brake Pedal and Inching Pedal. Set pedals in

control cylinder.

place and use cotter pin and pin to reconnect them to

(3) Attach spring to pedal and to bracket on

the correct control linkage.

cockpit fire wall.

(2) Throttle Pedal.

4-51. Foot Controls

(a) Use two screws, nuts, and lockwashem to at-

a. Removal. Refer to figure 4-29 and remove the foot

tach pedal to mounting plate and cockpit floor.

controls as follows

(b) Use cotter pin and pin to connect throttle

(1) Brake Pedal and Inching Pedal. Remove cotter

pedal to the control linkage.

pin and pin attaching each pedal to its linkage. Remove

Figure 4-29. Foot controls, removal and installation.