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 236 of 750

BRIDGE SEAT ASSEMBLY REPLACEMENT (Sheet 3 of 4)

INSTALLATION:

1. Place two belts (A) in position on

bridge seat (B).

2.

Manually install

20 screws (C), new

lockwashers (D), and nuts (E) securing

two belts (A) to bridge seat (B).

3. Using

9/16 inch socket, tighten 20

nuts (E).

4. Position sling on bridge seat (B).

TM 5-5420-228-24

5.

6.

7.

Using lifting device and two technicians, lift bridge seat (B) and place in position on

vehicle.

Using 1-1/2 inch socket, install six shorter screws (F) and lockwashers (G) securing

left forward, left rear, and right rear bridge seat (B) mounts to vehicle.

Carefully lift hold-down cylinder (H) and push into bridge seat (B).

NOTE

Have second technician support holddown cylinder (H) while screws are

being installed.

8. Using 15/16 inch socket, install four screws (J) and lockwashers (K) securing hold-

down cylinder (H) to bridge seat (B).

Go on to Sheet 4

TA251451

3-51