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 307 of 750

TM 5-5420-228-24

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

REPLACEMENT (Sheet 1 of 4)

PROCEDURE INDEX

PROCEDURE

PAGE

Removal

3-110

Installation

3-112

TOOLS:

12 in. adjustable wrench (2) SUPPLIES:

Pipe tape (Item 19, Appendix D)

1-1/8 in. open end wrench

Masking tape (Item 18, Appendix D)

1-1/4 in. open end wrench

Pencil (Item 22, Appendix D)

1-3/8 in. open end wrench

Drip pan (suitable containers)

15 in. adjustable wrench

Rags (Item 12, Appendix D)

REMOVAL:

Protective caps and plugs

REFERENCES:

(LO 5-5420-202-12).

PRELIMINARY PROCEDURES:

Remove overhead cylinder armor (page 3-223)

Relieve hydraulic pressure (page 3-71)

NOTE

Use rags and drip pans to catch excess hydraulic fluid. Use

masking tape to tag lines for installation. Cap or plug all lines and

fittings as they are disconnected.

Lay hose assemblies aside, as they are disconnected, to provide

clear work area around relief valve (RV9) and connected parts.

1.

Holding adapter (A) with 1-1/8 inch wrench, use 1-1/4 inch wrench to remove hose assembly

“CM” (B).

Go on to Sheet 2

TA251508

3-110