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 309 of 750

TM 5-5420-228-24

OVERHEAD CYLINDER RELIEF VALVE (RV9) AND FLOW REGULATOR (PCV1)

REPLACEMENT (Sheet 3 of 4)

INSTALLATION:

1.

2.

3.

4.

5.

6.

7.

NOTE

Remove all caps and plugs as necessary during installation.

Before installation, use pipe tape on all male threads. Start

tape on second thread so tape will not enter hydraulic

system.

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

NOTE

Locate and aline parts as shown in illustrations to make

sure connecting parts mate at final assembly.

Using 1-1/8 inch wrench, install nipple (B) and attached bushing (C) in hole next to pressure

adjustment fitting.

Holding bushing (C) with 1-3/8 inch wrench,

use 15 inch adjustable wrench to install

regulator (D) on bushing (C).

Using 1-3/8 inch wrench, install bushing

(E) and attached parts in regulator (D).

Using 1-1/8 inch wrench, install nipple

(F) and attached elbow (G) in relief

valve (A).

Using 12 inch adjustable wrench, install

elbow (H) and attached parts in relief valve (A).

Remove relief valve (A) and attached parts from vise.

8.

Using adjustable wrench, install

elbow (G) and attached parts in

cap end of cylinder (J).

Go on to Sheet 4

3-112

TA251510