INSPECTION/CHECK 601 ALL Inspection of the Rotor Active 601 ALL Clearance Start Bleed (RACSB) Valve
ECU COOLING SYSTEM 75-24-00 DESCRIPTION AND OPERATION 1 ALL General 1 ALL
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________ C ____ ___________ Description 1 ALL TUBES - ECU AIR COOLING 75-24-49
REMOVAL/INSTALLATION 401 ALL Removal of the ECU Air Cooling 401 ALL Tube Installation of the ECU Air 404 ALL Cooling Tube
TUBES - ECU AIR COOLING 75-24-49
INSPECTION/CHECK 601 ALL Visual Inspection of the ECU Air 601 ALL Cooling Tubes and Ducts Visual Inspection of the ECU Air 605 ALL Cooling Inlet Duct
NACELLE COMPARTMENT AND ACCESSORY 75-25-00 COOLING
DESCRIPTION AND OPERATION 1 ALL General 1 ALL Description 1 ALL Engine and Aircraft Accessory 4 ALL Cooling
TRANSIENT BLEED VALVE SYSTEM 75-26-00
DESCRIPTION AND OPERATION 1 ALL General 1 ALL Description 1 ALL
VALVE - TRANSIENT BLEED 75-26-10
REMOVAL/INSTALLATION 401 ALL Removal of the Transient Bleed 401 ALL Valve Installation of the Transient 409 ALL Bleed Valve
IGNITION SYSTEM COOLING 75-27-00
DESCRIPTION AND OPERATION 1 ALL General 1 ALL Description 1 ALL
COMPRESSOR CONTROL 75-30-00
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DESCRIPTION AND OPERATION 1 ALL General 1 ALL Variable Stator Vane System (VSV) 1 ALL Variable Bleed Valve System (VBV) 1 ALL
VARIABLE BLEED VALVE SYSTEM (VBV) 75-31-00 DESCRIPTION AND OPERATION 1 ALL
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General 1 ALL The Electronic Control Unit 1 ALL (ECU) which controls the VBV position and sends electrical signals to the Hydromechanical Fuel Unit (HMU). A hydromechanical servo, 1 ALL integrated within the HMU, which supplies high pressure fuel signals to a gear motor. A power unit, which is a 1 ALL fuel-powered hydraulic gear motor. It operates under high pressure fuel from the HMU. A mechanical transmission system 1 ALL which includes:
Actuation System 1 ALL Description of the System. 1 ALL Operation of the System 5 ALL Modulating Operation 5 ALL End-of-Stroke Operation 5 ALL
Component Description 6 ALL Main Flexible Shaft Assembly 6 ALL Flexible Shaft Assemblies. 6 ALL Bleed Valve Fuel Gear Motor 6 ALL Assembly Bleed Valve Stop Mechanism 6 ALL Assembly Bleed Valve and Master Ballscrew 11 ALL Actuator Assembly Bleed Valve and Ballscrew 11 ALL Actuator Assembly Transducer Variable Bleed Valve 11 ALL (VBV) Position Feedback
VARIABLE BLEED VALVE SYSTEM (VBV) 75-31-00
ADJUSTMENT/TEST 501 ALL Adjustment of the Reference CLOSED 501 ALL Position of the VBV System
VARIABLE BLEED VALVE SYSTEM (VBV) 75-31-00
INSPECTION/CHECK 601 ALL Visual Inspection of the Variable 601 ALL Bleed Valve System
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________ C ____ ___________ Manual Operation Check of the 606 ALL Variable Bleed Valve Doors
FUEL GEAR MOTOR 75-31-10
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