TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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a3. LOW ENGINE OIL PRESSURE INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). References TM 9-4910-571-12&P Tools and Special Tools Tool Kit, Genl Mech (Item 46, Appendix C) STE/ICE-R (Item 41, Appendix C) START 1. Is engine oil filter free from leaks or damage? KNOWN INFO Engine oil level and condition OK. POSSIBLE PROBLEMS Damaged engine oil filter. Faulty reading from oil pressure gage. TEST OPTIONS Visual Inspection REASON FOR QUESTION Leaking engine oil filter or oil tubes will cause low oil level and result in low engine oil pressure. NO Replace damaged oil tubes and fittings. Replace damaged engine oil filter (para 3-4). YES 2. Is oil pressure gage reading correctly? KNOWN INFO Engine oil level and condition OK. Engine oil filter and oil tubes OK. POSSIBLE PROBLEMS Faulty reading from oil pressure gage. TEST OPTIONS Pressure Gage Check or STE/ICE-R Test #50 REASON FOR QUESTION Defective wiring, sending unit, or gage will indicate low oil pressure even though engine oil pressure is good. If gage shows HIGH pressure, sending unit is faulty. If gage shows no pressure, gage is faulty. NO YES Notify DS Maintenance. Perform Electrical System Troubleshooting task e11. Engine Oil Pressure Gage Does Not Operate Or Is Inaccurate. TM 9-2320-366-20-1 (2-79 Blank)/2-80 Change 1