Air Brake Lines and Fittings

TM 9-2320-285-24-1

2-51.

AIR BRAKE SYSTEM MAINTENANCE

a. Air Brake Lines and Fittings.

This task covers:

a. Removal

d. Repair

b. Cleaning

e. Installation

c. Inspection

INITIAL SETUP

Tools

No. 1 Common Organizational Maintenance

Tags

Item 14, Appendix C

Tool Kit

Teflon tape

Item 43, Appendix C

Socket wrench set

Tie straps

FSCM 96906 PN MS3667-2-9

Combination wrench set

Fine tooth hacksaw

Personnel Required

Scratch wire brush

Two Wheel Vehicle Mechanics MOS 63B

Knife

Safety glasses

Equipment Condition

Automotive Mechanic's Tool Kit

Paragraph

Condition Description

Pliers

Rule

Vehicle parked on level

surface, engine off, and

Materials/Parts

parking brake applied.

Cleaning

Cab tilted 45 degrees.

Solvent

Item 1, Appendix C

2-41h(l)

All air pressure relieved.

Clean cloths

Item 2, Appendix C

2-65d

Heat shield removed.

STEP

LOCATION

ITEM

ACTION

REMARKS

REMOVAL

NOTE

Tag all hoses and tubing before removal. Cut, remove, and discard all tie straps and

remove all clamps as they are encountered. Note location of tie straps, and position of

tees and elbows, to aid installation.

1 Cab floor, a. Two plugs

Remove

From treadle valve

underside (1 and 2)

b. Connector (3)

Loosen nut

c. Tubing (4) with

Disconnect

From connector (3)

nut

d. Connector (3)

Remove

From treadle valve

e. Elbow (5) Loosen nut

f. Tubing (6) with

Disconnect

From elbow (5)

nut

g. Elbow (5) Remove

From treadle valve

2-556