TM-5-2330-378-14-P

SEMITRAILER, LOWBED: 40 TON CONSTRUCTION EQUIPMENT TRANSPORTER M870 AND M870A1

TECHNICAL MANUAL; OPERATOR'S, UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

JUNE 1999

TM-5-2330-378-14-P - Page 112 of 524

TM 6-2330-378-14&P

4-16. TROUBLESHOOTING CHART (continued).

a. LIGHTS (continued)

(5) TURN SIGNALS DO NOT WORK (M870) (continued).

CONTINUED

FROM STEP E

--

1

11111,

FReplace,voltage

reduction

box

(para

4-35).

Verify

p

c

g

p

pro

mss

I

roblem is solved.

F.

Set multimeter at 30 V dc. At intervehicular

cable socket on towing vehicle, place red probe

on two pins for turn signals and ground black

probe on towing vehicle while assistant applies

brakes.

Does multimeter show any voltage?

Troubleshoot towing vehicle (referto operator's

manual for towing vehicle).

Replace intervehicularcable (referto operator's manual

for towing vehicle). Verify problem is solved.

END OF TASK

1

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