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 559 of 750

TM 5-5420-228-24

HOLD-DOWN CYLINDER REPLACEMENT (Sheet 1 of 3)

TOOLS:

Ratchet 3/4 in. drive

Flat-tip screwdriver (large)

1-1/2 in. cylinder rod wrench (stowed right fender box)

7/8 in. open end wrench

10 in. adjustable wrench

Vise

13/16 in. combination wrench

15/16 in. socket 3/4 in. drive

SUPPLIES:

Drip pans (suitable containers)

Masking tape (Item 18, Appendix D)

Protective caps and plugs

Pipe tape (Item 19, Appendix D)

Pencil (Item 22, Appendix D)

REFERENCE:

LO 5-5420-202-12

PRELIMINARY PROCEDURES:

Remove hold-down cylinder armor (page 3-253)

Relieve hydraulic pressure (page 3-7 1)

REMOVAL:

NOTE

Use drip pan to catch excess hydraulic fluid. Use mask-

ing tape to tag lines for installation. Cap or plug all lines

and fittings as they are disconnected.

1.

2.

Using 13/1 6 inch wrench on adapter (A) and

inch wrench on nut of hose assembly (A),

disconnect hose assembly (B) .

Using adjustable wrench on elbow (C)

and 7/8 inch wrench on nut of hose

assembly (B), disconnect hose assembly (D).

Go on to Sheet 2

3-254

TA251644