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 280 of 750

TM 5-5420-228-24

TONGUE CYLINDER RELIEF VALVE (RV4) CARTRIDGE REPLACEMENT (Sheet 1 of 1)

TOOLS:

1-1/8 in. open end wrench

SUPPLIES:

Rags (Item 12, Appendix D)

Preformed packing

PRELIMINARY PROCEDURES:

Remove tongue cylinder armor (page 3-232)

Relieve hydraulic pressure (page 3-71)

REMOVAL:

NOTE

Use rags to catch excess hydraulic

fluid.

1.

Using wrench, remove cartridge

(A) from relief valve (B).

2.

Remove pretormed packing (C) from cartridge (A). Throw

preformed packing (C) away.

INSTALLATION:

1.

2.

3.

4.

End

Install new preformed packing (C) on cartridge (A).

Using wrench, install cartridge (A) into relief valve (B).

Adjust relief valve pressure (page 3-84).

Install tongue cylinder armor (page 3-233).

of Task

TA251481

3-83