TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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KNOWN INFO TEST OPTIONS NO YES CAUTION Read CAUTION on following page. Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION 6. Is continuity present from relay K29 terminal 87 on PDP to connector J51 pin 10? e65. TRAILER BLACKOUT MARKER LIGHTS DO NOT ILLUMINATE (CONT) TM 9-2320-365-20-1 2-786 Change 1 If continuity is not present, wire 484T is faulty. POSSIBLE PROBLEMS Towing vehicle blackout marker lights OK. Circuit breaker CB42 OK. Trailer electrical system OK. Relay K29 OK. Faulty dashboard cable assembly. Faulty rear lights cable assembly. Faulty rear intervehicular 24 VDC (12 pin) cable. Repair wire 484T from relay K29 terminal 87 on PDP to connector J51 pin 10 (para 2-40) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly ( para 7-11).