NONMETALLIC HOSE WITH STEEL FITTINGS

TM9-2320-270-20-2

NONMETALLIC HOSE WITH STEEL FITTINGS

This task covers:

Replacement (page 4-650)

INITIAL SETUP

Materials/Parts

Tools

Lockwashers (as required)

Handle, ratchet, 3/8-inch drive

Wrap, tie (item 24, appendix C)

Pliers, diagonal-cutting

Pliers, slip-joint, straight-nose

Personnel Required

Socket, 3/8-inch drive, 7/16-inch

Wrench, box, 7/16-inch

One

Wrench, open-end, 7/8-inch

Wrench, open-end, 15/16-inch

ACTION

REMARKS

ITEM

LOCATION

REPLACEMENT

WARNING

Make sure all pressure is drained from air system before disconnecting air lines. Parts

under pressure can, when removed, fly off with great force causing injury to personnel.

NOTE

Steps in this task are typical of all air system flexible hoses. Hose diameters and fitting

sizes vary. If necessary, refer to tasks for parts the hose connects to for wrench sizes.

Air line 540 from service relay to right forward tandem axle, is shown.

If more than one hose is being replaced, tag according to general maintenance

instructions (page 4-1).

Drain pressure (TM 9-2320-270-10).

Air system

a. Using diagonal-cutting pliers, cut and

Tie wraps (3)

2. Hose (1) and

take off.

hoses (2)

b. Get rid of.

a. Using 7/16-inch box wrench, socket,

Screw (6), nut (7)

3. Loop clamp (4) to

and handle, unscrew and take off.

and Iockwasher (8)

bracket (5)

b. Get rid of Iockwasher (8).

Spread and take off.

Loop clamp (4)

4. Hoses (1) and (2)

4-650