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 138 of 750

Change 3

2-80.7

First Technician (Operator's Station)

x

Move ball valve to “LAUNCH” position.

x

Set engine speed at 1800 rpm.

x

Set scissoring cylinder control lever in launch

position for 5 minutes.

Second Technician (Bridge)

x

Visually check hydraulic lines and cap end of

scissoring cylinder for leaks or damage.

Check outer surface of cylinder for

overheating.

Check scissoring cylinder for leaks, damage, or

excessive heat.

Is scissoring cylinder leaking, damaged, or

overheating?

11

TM 5-5420-228-24

DETAILED TROUBLESHOOTING PROCEDURE

LAUNCHER OPERATION – HYDRAULICS

(Continued)

Symptom-3.1

x

Replace scissoring cylinder (TM

5-5420-203-14).

YES

NO

12