TM-9-2320-283-20-1

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

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3

DECEMBER 1983

TM-9-2320-283-20-1 - Page 291 of 926

TM 9-2320-283-20-1

TROUBLESHOOTING.

2-11.

TROUBLESHOOTING PROCEDURES (Continued).

MALFUNCTION

INSTRUCTION

INDICATION

YES

NO

53.

BOTH FRONT AND REAR TURN SIGNAL LAMPS NOT WORKING (Continued).

6.

Check for voltage at

12-volts dc

Go to step 7.

Repair circuit

circuit 35A-PP ter-

nominal.

35A-PP (para

minial of connector.

connect circuit

35A-PP to

flasher.

7.

Connect jumper wire

from flasher terminal

(X) to connector cir-

cuit 35A-PP, and go

to step 8.

8.

Check for voltage at

12-volts dc

Connect circuit

Replace flasher

flasher terminal (L).

nominal.

35A-PP to

(para 3-111).

flasher, and

go to step 9.

9.

Disconnect circuit

35C-YL from turn

signal switch, and

go to step 10.

10.

Check for voltage at

12-volts dc

Replace turn

Repair circuit

circuit 35C-YL ter-

nominal.

signal switch

35C-YL (para

minal of connector.

(para 3-80).

3-127).

2-166