TEST FORWARD OR AFT CYCLIC TRIM INDICATOR

REMOVE TURN AND SLIP INDICATOR PILOTS OR COPILOTS INSTRUMENT PANEL

TM-55-1520-240-23-7 CH-47D Heilcopter Manual
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TM 55-1520-240-23-7 8-43 TEST FORWARD OR AFT CYCLIC TRIM INDICATOR 8-43 INITIAL SETUP Applicable Configurations: All Tools: Electrical Repairer’s Tool Kit, NSN 5180-00-323-4915 AC Power Supply, 115 Volt 60 Hz Meter Test Set, TS-682A/GSM-1 Wire, No. 20, Insulated Connector, MS3476W10-6S Materials: None Personnel Required: Aircraft Electrician Inspector References: TM 11-6625-277-14 Equipment Condition: Off Helicopter Task Electrical Test Setup 1. Connect forward or aft cyclic trim indicator (1) to test setup (TM 11-6625-277-14). 2. Turn on power supply (2). 3. Adjust test set (3) for minimum dc output. 4. Turn on test set (2). 5. Adjust test set dc output. Increase dc output until indicator (1) reads full scale (test indication dot). 6. Check test set (2). Test set shall read 520 to 530 microamperes. 7. Adjust test set (3) to minimum dc output. 8. Shut down test set (2) (TM 11-6625-277-14). 9. Shut down power supply (3). 10. Remove indicator (1) from test setup. FOLLOW-ON MAINTENANCE: None END OF TASK 8-129

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