TM-5-5420-202-20-1

M60A1 CHASSIS, TRANSPORTING; FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL; VOLUME 1 OF 4

OCTOBER 1985

TM-5-5420-202-20-1 - Page 634 of 1020

DETAILED TROUBLESHOOTING PROCEDURE

VEHICLE OPERATION – HULL POWER

(Continued)

Symptom-31.1

TM 5-5420-202-20-1

Change 6

4-414.13

First Technician (Commander’s Station)

•

Set multimeter to diode scale.

•

Connect black probe of meter to "T" harness

socket D and red probe to ground.

•

Check if meter indicates 0.2 to 0.5 volts dc.

Check CKT 533 for open diode in alternator.

Does meter indicates 0.2 to 0.5 volts dc?

22

Check CKT 533 for continuity in

harnesses 12326542, 12326538

and 12468994.

•

See step 35.

23

NO

YES