TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
Page 424 of 1824
KNOWN INFO TEST OPTIONS REASON FOR QUESTION Is continuity present from terminal lug TL80 to terminal X2 on PDP? Replace 200 AMP terminal block to PDP 12 VDC cable (para 20-54). If continuity is not present, 200 AMP terminal block to PDP is 12 VDC cable is faulty. YES NO Continuity Test or STE/ICE-R Test #91 16. Circuit breaker CB70 OK. Battery(ies) OK. Cab to chassis ground strap OK. PDP to cab ground cable OK. Shunt OK. Starter to shunt 24 VDC cable OK. Battery to shunt cable assembly OK. Starter to chassis ground cable OK. 200 AMP terminal block OK. POSSIBLE PROBLEMS Faulty 200 AMP reverse polarity relay. 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. CAUTION Read CAUTION on following page. TM 9-2320-366-20-1 2-266.28 Change 1 e3. 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE (CONT)