ENGINE LOW OIL LEVEL WARNING SYSTEM OPERATIONAL CHECK (Continued)

4-9.3 ENGINE LOW OIL LEVEL WARNING SYSTEM OPERATIONAL CHECK

4-9.4 NO. 1 OR NO. 2 ENGINE OIL LOW CAUTION LIGHTS DO NOT COME ON

TM-55-1520-240-T-1 CH-47D Heilcopter Manual
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TM 55-1520-240-T 4-9.3 ENGINE LOW OIL LEVEL WARNING SYSTEM OPERATIONAL CHECK (Continued) 4-9.3 TASK RESULT 1. On No. 1 or No. 2 engine, insert small diameter Indicator (1) pointer shall move freely and return to screwdriver in oil level indicator (1) housing slot Use original position. If pointer binds or sticks, repair or it to move oil level indicating arm from FULL position replace it as required. On master caution panel (2), ENG to LOW position (white line). 1 (ENG 2) OIL LVL low caution light (3) shall come on. If not, go to task 4-9.4. FOLLOW-ON MAINTENANCE: TM 55-1520-240-23: Electrical power off. Battery disconnected. No. 1 engine upper and lower access doors closed. No. 1 engine work platform closed. No. 2 engine upper and lower access doors closed. No. 2 engine work platform closed. END OF TASK Change 17 4-217

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