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 525 of 750

TM 5-5420-228-24

HEU OR EARLY MODEL TONGUE CYLINDER REPAIR (Sheet 1 of 5)

PROCEDURE INDEX

P

r

o

c

e

d

u

r

e

s

P

a

g

e

Disassembly

3-238.2

Cleaning and Inspection

3-238.4

Assembly

3-238-5

TOOLS:

Ratchet with 3/4 in. drive

Snap ring pliers

1 5/16-in. socket with 3/4 in. drive

7/16 in. socket with 1/2 in. drive

Torque wrench with 3/4 in. drive

Ratchet with 1/2 in. drive

(0 to 600 lb-ft capacity) (0-813 N·m)

Hammer

Spanner wrench with 0 to 6-1/2 in. span

Punch, drive pin, 3/4 in. x 10 in

Flat-tip screwdriver

Cross-tip screwdriver

4-9/16 in. cylinder rod wrench

Gloves (Item 27, Appendix D)

(stow right fender box)

Goggles (Item 26, Appendix D)

Crowbar

Installation tool, seal pack (HEU model)

SUPPLIES:

Dry cleaning solvent (Item 15, Appendix D)

Retainer (HEU model)

Rags (Item 12, Appendix D)

Scraper (HEU model)

Masking tape (Item 18, Appendix D)

Seal pack assembly (HEU model)

10/32 screw 1/2 in. long (4 required)

Preformed packing assembly (Early model)

Wiper ring (2 required)

Preformed packing

Spacer ring

Wooden block 6 in. by 6 in. by 36 in. long

(make from Item 31, Appendix D)

Suitable container

PERSONNEL: Two

REFERENCE: TM-10

LO-12

DISASSEMBLY:

NOTE

Use container to catch excess

hydraulic fluid.

1.

Place wooden block under forward end of

tongue cylinder (A).

TA251726

Go on to Sheet 2

3-238.2

Change 3