TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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POSSIBLE PROBLEMS KNOWN INFO 2. Does engine oil pressure indicator light go out before the OIL PRESS gage reaches 20 PSI? YES NO TEST OPTIONS REASON FOR QUESTION Visual Inspection Engine oil pressure indicator light illuminates. OIL PRESS gage operates. Engine starts. Alternator belts OK. Battery(ies) OK. If oil pressure indicator light remains illuminated, oil pressure switch is faulty. e92. ELECTRICAL SYSTEM DOES NOT MAINTAIN A CHARGE (CONT) Replace engine oil pressure switch (para 7-48). 2-1052 Change 1 TM 9-2320-366-20-2 Faulty engine oil pressure switch. Faulty relay K11. Faulty dashboard cable assembly. Faulty engine control cable assembly. Faulty alternator ground strap. Faulty alternator. Faulty voltage regulator. Faulty 100 AMP alternator to reverse polarity relay 12 VDC cable. Faulty 200 AMP alternator to terminal block 12 VDC cable. Faulty 100 AMP alternator to reverse polarity relay 24 VDC cable. Faulty 200 AMP alternator to terminal block 24 VDC cable.