TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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KNOWN INFO TEST OPTIONS REASON FOR QUESTION If continuity is not present, master power switch is faulty. Is continuity present from master power switch connector pin 1 to pin 5? 14. e4. 24 VDC CIRCUITS DO NOT OPERATE (CONT) NO Replace master power switch (para 7-18). YES Continuity Test or STE/ICE-R Test #91 CAUTION Read CAUTION on following page. Service drive lights OK. Circuit breaker CB70 OK. Batteries OK. 100 AMP reverse polarity relay OK. 100 AMP reverse polarity relay to power distribution panel (PDP) 24 VDC cable OK. Battery to 100 AMP reverse polarity relay 24 VDC cable OK. 200 AMP reverse polarity relay OK. 200 AMP terminal block OK. Battery to 200 AMP terminal block 24 VDC cable assembly OK. 200 AMP terminal block to reverse polarity relay 24 VDC battery cable OK. 200 AMP terminal block to reverse polarity relay 24 VDC load cable OK. 200 AMP terminal block to power distribution panel (PDP) 24 VDC cable. POSSIBLE PROBLEMS Faulty master power switch. Faulty dashboard cable assembly. TM 9-2320-365-20-1 2-274.10 Change 1