Gas Producer Fuel Control - TM-55-2840-231-23

Gas Producer Fuel Control - TM-55-2840-231-23_349

Gas Producer Fuel Control - TM-55-2840-231-23_351

TM-55-2840-231-23 Gas Turbine Engine (Auciliary Power Unit - APU) Model T-62T-40-1 Manual
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TM 55-2840-231-23 6-5. Gas Producer Fuel Control - Rigging Check - Continued AIRFRAME/-Continued 2. AIRFRAME. a. Start with the twist grip at the full open position then rotate grip slowly to the IDLE position, Pointer must be at the 30 degree mark. b. Start with the twist grip at the full closed position then rotate grip slowly to the IDLE position. The pointer must be no more than 5/64 in. below the 30 degree mark. If the pointer is more than 5/64 in. below the 30 degree mark, rerig the aircraft linkage to move the pointer closer to the 30 degree mark. NOTE Make rigging adjustments using the pilot’s twist grip. If the copilot’s collective is installed, recheck the linkage movement using the copilot’s twist grip. The pointer in IDLE position, using the copilot’s twist grip, must be within 5/64 inch of the 30 degree position when rotated from the full open or full closed position and idle speed must be no lower than idle speed obtained using the pilot’s twist grip. An engine performance check is required when rigging adjustment has been performed. 6-6 Change 11

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