TM 55-1520-240-T8-3.2ENGINE OIL PRESSURE INDICATING SYSTEM VISUAL CHECK8-3.2INITIAL SETUP References:Applicable Configurations:TM 55-1520-240-23AllEquipment Condition:Tools:TM 55-1520-240-23:Aircraft Mechanic Tool Kit,Battery DisconnectedNSN 5180-00-323-4692Electrical Power OffMaterials:Hydraulic Power OffNoneUpper and Lower Engine Access Doors OpenPersonnel Required:Engine Work Platforms OpenMedium Helicopter RepairerTASKRESULT1.Check NO. 1 ENGINE OIL PRESS indicator (1).If indicator (1) is damaged, replace it.2.Check NO. 2 ENGINE OIL PRESS Indicator (2).If indicator (2) is damaged, replace it.CHECK NO. 2 ENGINE INSTALLATION3.Check No. 2 engine oil pressure transmitter (3).If transmitter (3) is loose or damaged, tighten or replace it.If oil is leaking from transmitter, tighten connection if looseor replace it as required. If oil line (4) is leaking oil or isdamaged, tighten or replace it. If connector (5) or wiring isdamaged, replace harness.CHECK NO. 1 ENGINE INSTALLATION4.Check No. 1 engine oil pressure transmitter (3).If transmitter (3) is loose or damaged, tighten or replace it.If oil is leaking from transmitter, tighten connection if looseor replace transmitter. If oil line (4) is leaking oil or isdamaged, tighten or replace it as required. If connector(5) or wiring is damaged, replace harness.FOLLOW-ON MAINTENANCE:TM 55-1520-240-23:Close upper and lower engine access doors.Close engine work platforms.GO TO NEXT PAGE8-44.2 Change 19
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