TM-5-5420-228-24

LAUNCHER HYDRAULICS SYSTEM M48A5/M60A1 TANK CHASSIS, TRANSPORTING: FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL

AUGUST 1985

TM-5-5420-228-24 - Page 452 of 750

TM 5-5420-228-24

HEU HOSE ASSEMBLY "BT" REPLACEMENT (Sheet 1 of 2)

PROCEDURE INDEX

P

r

o

c

e

d

u

r

e

s

P

a

g

e

Removal

3-204.51

Installation

3-204.52

TOOLS:

12-in. Adjustable wrench

15-in. Adjustable wrench

SUPPLIES:

Drip pans (suitable containers)

Pencil (Item 22, Appendix D)

Rags (Item 12, Appendix D)

Masking tape (Item 18, Appendix D)

Pipe tape (Item 19, Appendix D)

Protective caps and plugs (assorted sizes)

Preformed packing (as required)

REFERENCE: LO-12

PRELIMINARY PROCEDURES:

Zero hydraulic pressure (page 3-70.5)

REMOVAL:

NOTE

Use rags and drips pans to catch hydraulic fluid. Use masking tape and pencil to

tag lines for installation. Cap and plug all lines and fittings as they are being

disconnected.

1.

Disconnect hose assembly “BT” (A) at manual control valve quick disconnect (B).

2.

Use 15-inch adjustable wrench to disconnect hose assembly "BT" (A) from filter housing adapter (C).

3.

Use 12-inch adjustable wrench to hold coupling half (D) and use 15-inch adjustable wrench to remove hose

assembly "BT" (A) from quick disconnect coupling half (D).

Go on to Sheet 2

Change 3

3-204.51