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 665 of 750

TM 5-5420-228-24

HEU VALVE BANK PREFORMED PACKINGS AND FITTINGS REPLACEMENT

(Sheet 1 of 2)

PROCEDURE INDEX

P

r

o

c

e

d

u

r

e

s

P

a

g

e

Removal

4-70

Installation

4-71

TOOLS:

12 inch adjustable wrench

SUPPLIES:

Rags (Item 12, Appendix D)

Drip pans (Suitable containers)

Gloves (Item 27, Appendix D)

Preformed packing

s

(as required)

Protective caps and plugs

REFERENCE: LO-12

PRELIMINARY PROCEDURE:

Appropriate hose removed (page 3-70.1)

Hydraulic pressure reduced (page 3-71)

REMOVAL:

NOTE

•

Use this procedure to remove any of the fittings or elbows located on the

manual valve bank assembly. Rear fitting is shown.

•

It may be necessary to remove one or more fittings for access.

•

Cap or plug all hydraulic lines or openings when removing.

1.

Using a 12 inch adjustable wrench, remove adapter (A) from valve bank (B) then remove preformed packing (C).

2.

After preformed packings and adapters are removed from the back of valve bank, continue to the front of valve

bank removing preformed packings and adapters.

Go on to Sheet 2

4-70

Change 3