ENGINE OUT WARNING CONTROL REMOVAL/INSTALLATION continued

ENGINE OUT WARNING CONTROL REMOVAL/INSTALLATION

SECTION II. FLIGHT INSTRUMENTS MAINTENANCE

TM-1-1520-238-23-5 Helicopter Attack AH-64A Apache (NSN 1520-01-106-9519) (EIC: RHA) Manual
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TM 1-1520-238-23 8-75 8.28. ENGINE OUT WARNING CONTROL REMOVAL/INSTALLATION – continued 8.28.4. Cleaning a. Wipe control mounting area with a clean rag. 8.28.5. Inspection a. Check control for cracks, nicks, and dents. None allowed. b. Check control mounting area for stripped or damaged nutplates. None allowed. 8.28.6. Installation a. Install engine out warning control (1) on mount (2). (1) Aline control (1) on mount (2). (2) Install four screws (5) and washers (6). b. Perform electrical bonding check (TM 55-1500-323-24). (1) Bond shall be 0.1 OHM or less. Use ohmmeter. c. Attach connector P49 (3) to receptacle J1 (4). d. Inspect (QA). e. Install fairing L140 (para 2.2). f. Perform audio warning system maintenance operational check (TM 1-1520-238-T). END OF TASK M04-2776-5 2 5 6 3 4 1

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