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 113 of 524

TM5-2330-378-14&P

4-16. TROUBLESHOOTINGCHART(continued).

a. LIGHTS (continued)

(6) ONE OR MORE (BUT NOTALL) LIGHTS DO NOT

LIGHT(M870A1).

Initial Setup:

Tools/Test

Equipment:

- Parking brake applied (see operators

manual

- Tool kit, general mechanic's:

automotive

for towing vehicle).

(item 7, Appendix B)

- Wheels chocked (pare 2-10).

Equipment Conditions:

-Semitrailer

coupled to towing vehicle. Engineoff

(see operator's manual for towing vehicle).

A. Check for burned-out lamp.

Is lamp burned out?

Replace lamp (para 4-27,4-28, or 4-30). Verify

problem is solved.

Check for broken or shorted wire in cable or

loose connection

in plug or receptacle.

wires in cable broken orshorted,

orare connections

lug or receptacle

loose?

@dds@@

Tighten, repair, or replace parts as necessary.

Verify problem is solved.

C. Check for damaged light assembly.

Is light assembly

damaged?

continued

on next page

4-25