FOOT BRAKE VALVE REPLACEMENT -699580794

TM 9-2320-363-20-2

FOOT BRAKE VALVE REPLACEMENT

This task covers:

a. Removal

b. Cleaning/Inspection

c. Installation

INITIAL SETUP

Tools and Special Equipment:

General Safety Instructions:

Shop Equipment, SC 4910-95-CL-A72

Tool Kit, SC 5180-90-CL-N26

WARNING

Make sure all air lines and fittings are clear

Materials/Parts:

of debris. Make sure excess pipe sealant

compound does not enter air lines or

Gasket

P/N 12-13041-000

fittings. Failure to do so could result in

equipment failure and/or injury to

Compound, Pipe

Appendix C, Item 8

personnel.

Sealing

Sealant compounds can burn easily, can

Grease, Silicone

Appendix C, Item 15.1

give off harmful vapors, and are harmful to

skin and clothing. To avoid injury or death,

Tags, Identification

Appendix C, Item 26

keep away from open fire and use in well-

ventilated area. If sealant compound gets

Equipment Condition:

on skin or clothing, wash immediately with

Reference

Condition Description

soap and water.

Page 2-28

Air System Drained

Page 4-403

Foot Brake Valve Plunger

Rod Disconnected from

Brake Pedal

REMOVAL

NOTE

Tag all tubes and fittings prior to removal to aid in installation.

DISCONNECT 10 TUBES (1) AND REMOVE TUBE (2).

REMOVE NINE ELBOWS (3), THREE ADAPTERS (4), TWO PLUGS (5), THREE CHECK VALVES (6), THREE

NIPPLES (7), AND ELBOW (8) FROM FOOT BRAKE VALVE (9).

REMOVE TWO SCREWS (10), TWO WASHERS (11), FOOT BRAKE VALVE (9), AND GASKET (12) FROM

FIREWALL (13). DISCARD GASKET.

CLEANING/INSPECTION

Clean and inspect all parts in accordance with Chapter 2.

4-572 Change 3