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 294 of 750

TM 5-5420-228-24

OVERHEAD CYLINDER RELIEF VALVE (RV3) REPLACEMENT (Sheet 3 of 4)

INSTALLATION:

NOTE

Remove all caps and plugs assecessary during instal-

Iation. Before installation, use pipe tape on all male

threads. Start tape on second thread so tape will not

enter hydrauIic system.

1.

Using care to prevent damage, clamp relief valve “RV3” (A) in vise.

NOTE

Locate and aline parts as shown

make sure connecting parts mate

in illustrations to

at final assembly.

3.

4.

Using 1-1/8 inch wrench, install

nipple (B) in relief valve (A).

Holding nipple (B) with 1-1/8 inch wrench,

use an adjustable wrench to install elbow (C)

on nipple (B).

Using 1-1/4 inch wrench, install

adapter (D) and collar “CM” (E) in

relief valve (A).

5.

Using adjust able wrench, install elbow (F) and collar “CO” (G) in relief valve (A).

6.

7.

Remove relief valve “RV3” (A) and attached

parts from vise.

Using adjustable wrench, install elbow (C)

with attached parts in rod end of cylinder

(H).

Go on to Sheet 4

TA251495

3-97