TM-9-2320-283-34-1

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1983

TM-9-2320-283-34-1 - Page 177 of 624

TM 9-2320-283-34-1

ELECTRICAL SYSTEM.

3-21.

ALTERNATOR AND RECTIFIER REPAIR (Continued).

LOCATION/ITEM

ACTION

REMARKS

C.

TESTING (Continued).

19.1

Trio (4)

a. Connect negative test lead

(B) of ohmmeter to output

lead (C) on item (4).

b. Touch positive lead (A) to

all three terminals (D),

(E), and (F) on item (4),

one at a time, a low

resistance should be

indicated, if not, replace

item (4).

c. Reverse ohmmeter test

leads so positive lead

(A) is connected to output

lead (C) on item (4).

d. Touch negative test lead

(B) to all three terminals

(D), (E), and (F) on item

(4), one at a time, a high

resistance should be

indicated, if not, replace

item (4).

3-124