TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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e3. 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE (CONT) KNOWN INFO YES TEST OPTIONS Is continuity present from terminal lug TL48 to terminal lug TL62? 3. Go to step 8 of this fault. Circuit breaker CB70 OK. Battery(ies) OK. Cab to chassis ground strap OK. PDP to cab ground cable OK. POSSIBLE PROBLEMS Faulty dashboard cable assembly. Faulty shunt. Faulty starter to shunt 24 VDC cable. Faulty battery to shunt cable assembly. Faulty starter to chassis ground cable. Faulty 100 AMP reverse polarity relay. Faulty battery to 100 AMP reverse polarity relay 12 VDC cable. Faulty 100 AMP reverse polarity relay to PDP 12 VDC cable. Faulty 200 AMP reverse polarity relay. Faulty 200 AMP terminal block. Faulty 200 AMP terminal block to PDP 12 VDC cable. Faulty 200 AMP terminal block to reverse polarity relay 12 VDC load cable. Faulty 200 AMP terminal block to reverse polarity relay 12 VDC battery cable. Faulty battery to 200 AMP terminal block 12 VDC cable assembly. REASON FOR QUESTION NO Continuity Test or STE/ICE-R Test #91 This question eliminates possible problems and determines where troubleshooting continues. TM 9-2320-366-20-1 2-266.2 Change 1