TECHNICAL MANUAL AVIATION UNIT AND INTERMEDIATE MAINTENANCE MANUAL. ARMY MODEL AH-1P (PROD) AH-lE (ECAS) AH-lF (MODERNIZED COBRA) HELICOPTERS

Transcription

1 -3 TECHNICAL MANUAL AVIATION UNIT AND INTERMEDIATE MAINTENANCE MANUAL ARMY MODEL AH-1P (PROD) AH-lE (ECAS) AH-lF (MODERNIZED COBRA) HELICOPTERS Approved for public release; distribution is unlimited. HEADQUARTERS, DEPARTMENT OF THE ARMY 8 MAY 1980

2 TECHNICAL MANUAL HEADQUARTERS DEPARTMENT OF THE ARMY NO WASHINGTON, D.C., 8 May 1980 AVIATION UNIT AND INTERMEDIATE MAINTENANCE MANUAL ARMY MODEL AH-1P (PROD) AH-1E (ECAS) AH-1F (MODERNIZED COBRA) HELICOPTERS REPORTING ERRORS AND RECOMMENDING IMPROVEMENTS You can help improve this manual. If you find any mistakes, or if you know of away to improve these procedures, please let us know. Mail your letter or DA Form 2028 (Recommended Changes to Publications and Blank Forms), or DA Form located in the back of this manual directly to: Commander, US Army Aviation and Troop Command, ATTN: AMSAT-I-MP, 4300 Goodfellow Blvd., St. Louis, MO A reply will be furnished directly to you. DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited. TABLE OF CONTENTS VOLUME I CHAPTER 1 Section I Section II Section III Section IV Section V Section VI CHAPTER 2 Section I Section II Section III Section IV Section V CHAPTER 3 Section I Section II Section III Section IV Section V CHAPTER 4 Section I Section II PARAGRAPH AIRCRAFT GENERAL Servicing Lubrication Handling, jacking, mooring, hoisting, and sling loading Inspection requirements Overhaul and retirement schedule Flight safety critical aircraft parts (FSCAP) program AIRFRAME Structural repair Fuselage Tailboom Wing Deleted LANDING GEAR Landing Gear Skids/Struts (Not Applicable) Floats (Not Applicable) Skis (Not Applicable) Brakes (Not Applicable) POWER PLANT Power plant Cooling system (Not Applicable) Change 19 i

3 Section III Section IV Section V Section VI Section VII Section VIII CHAPTER 5 Section I Section II Section III Section IV Section V Section VI Section VII Section VIII CHAPTER 6 Section I Section II Section III Section IV Section V Section VI Section VII VOLUME II CHAPTER 7 CHAPTER 8 Section I Section II Section III Section IV Section V Section VI CHAPTER 9 Section I Section II Section III Section IV Section V Section VI Section VII Section VIII PARAGRAPH Air induction system Exhaust system Oil system Ignition system (Not Applicable) Power lever controls Quick change assembly ROTORS Main rotor system Main rotor hub and blades Main rotor controls Tail rotor system Tail rotor hub and blade assembly Tail rotor hub and control Tail rotor blades Tracking and balancing procedures DRIVE TRAIN SYSTEM Drive train Main driveshaft Main transmission Tail rotor driveshaft Intermediate gearbox Tail rotor gearbox Transmission oil system HYDRAULIC AND PNEUMATIC SYSTEMS INSTRUMENTS SYSTEM Instrument maintenance Engine instruments Flight instruments Navigation instruments Miscellaneous instruments Instrument panels ELECTRICAL SYSTEMS Electrical systems maintenance Direct current power distribution system Alternating current power distribution system Starting system Iignition system Lighting provisions Miscillaneous equipment Armament systems arcuitry ii Change 19

4 PARAGRAPH Section IX Armament systems circuitry Section X Armament and fire control systems circuitry CHAPTER 10 FUEL SYSTEMS Section I Section II Fuel systems Fuel cells CHAPTER 11 FLIGHT CONTROLS Section I Section II Flight controls Flight controls components CHAPTER 12 UTILITY SYSTEMS Section I Section II Section III Section IV Fire detection system Rain removal system Defroster system Low G Warning System CHAPTER 13 ENVIRONMENTAL CONTROL SYSTEM Section I Section II Heating systems Air cooling systems CHAPTER 14 HOIST AND WINCHES (Not Applicable) CHAPTER 15 AUXILIARY POWER PLANT (Not Applicable) CHAPTER 16 MISSION Equipment CHAPTER 17 EMERGENCY EQUIPMENT APPENDIX A REFERENCES A-1 APPENDIX B MAINTENANCE ALLOCATION CHART B-1 APPENDIX C AIRCRAFT IVENTORY MASTERGUIDE C-1 VOLUME III APPENDIX D ILLUSTRATED FIELD MANUFACTURE LIST D-1 APPENDIX E Section I Section II Section III Section IV APPENDIX F APPENDIX G STORAGE OF AIRCRAFT General information Flyable storage Short term storage Intermediate storage WIRING DIAGRAMS WIRE LISTS INDEX VOLUME IV FOLDOUTS VOLUME V FOLDOUTS E-1 E-6 E-10 E-14 E-1 E-2 E-4 E-11 F-1 G-1 Index-1 FO-1 FO-143 Change 18 iii

5 NUMBER LIST OF ILLUSTRATIONS TITLE Servicing Points Diagram Receiver and Cap Assembly Deleted Deleted Deleted Lubrication Chart Ground Handling Diagram Work Aid for Towing Ground Handling Gear Jacking and Mooring Fittings Covers Diagram AH-1 Paved Surface Mooring Cornfiguration Mooring Diagram Maintenance Hoist, T Inspection Area Diagram (Typical) Fuselage Components and Tailboom Structural Panels Non-Structural Access Panels, Doors, and Fairings Principal Dimensions - Airframe Reference Lines - Airframe Cleaning Chart Type A - Damage, Body Panel Repairs Type B - Damage, Body Panel Repairs Type C - Damage, Body Panel Repairs Type D - Damage, Body Panel Repairs Primary Structural Caps - Left Side Primary Structual Caps - Right Side Pilot and Gunner Floor Panels Bulkhead at Station Bulkhead at Station and Ammo Floor Scuff Doubler Installation Bulkhead at Stations and Bulkhead at Stations and R&L Main Beam Panels at Station to R&L Main Beam Panels at Station to Panel at Forward Fuel Cell at R.S. and Gunner Floor R&L Beam Panels at Station 250 to B.S Ammo Floor, Support Panel and Forward Fuel Cell Panel at Station Forward Fuel Cell Floor - Lower Panel Station 86 to Lower Aft Fuel Cell Panel at Station 250 to B.S Engine Deck Installation at Station to Forward Fuel Cell Panels - Main Beam at Station 186 to Edge Repair for Honeycomb Panels with Glass Skin Opposite Titanium Edge Repair for Honeycomb Panels with Aluminum Alloy with Glass Edging Edge Repair for Honeycomb Panels with Glass Finish at Channel Typical Rivet Pattern for Channel Section Repair Potted - Injection - Grommet Type Fasteners HMPP Cowling Nut Plate Replacement Stringer Repair Longeron Damage Limits Typical Tailboom Bulkhead Damage Limits Tail Rotor Driveshaft Covers Driveshaft Cover Hinges and Angles Damage Damage Limits - Tailboom Attach Fitting Damage Limits - Bearing Hanger Support Fitting iv Change 13

6 NUMBER Change 18 v

7 NUMBER vi Change

8 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE Ground Handling Gear - Assembly Ground Handling Gear Pump, P/N BU0953B - Assembly Ground Handling Gear Pump, P/N HP Work Air - Packing Nut Tool Removal/Installation - Fabrication Instructions Ground Handling Wheels -Adjustment Dimensions Power Plant installation -Right Sale Power Plant Installion - Left Side Engine Vibration Test Equipment Cabling Tiedown Deleted Engine Installation Engine Mount Fittings (Trunnions) installation Damage Limits Aft Engine Mount Fittings (Trunnions) and Bearings Particle Separator and FOD Screen Installation (Prior to Incorporation of MWO ) Centrisep Particle Separator Installation (After Incorporation of MWO ) Particle Separator-Air Flow Diagram (Prior to Incorporation of MWO ) Centrisep Particle Separator Air Flow Diagram (After Incorporation of MWO ) Particle Separator and FOD Screen Assemblies (Prior to Incorporation of MWO ) Inlet Vane Reinforcement Doubler - Fabrication Centrisep Particle Separator Repair/Replacement (After Incorporation of MWO ) FOD (Foreign Object Damage) Screen Installation Exhaust System Components Engine Tailpipe Repair Engine Deck and Firewall Sealing Exhaust System Components with IR Suppression Installation Hot Metal Plus Plume Suppressor Outer Body Half -Section Repair Procedures - Infrared Suppression System Exhaust System Components with IR Suppression - Installation Suppressor Major Structural Elements Engine Oil System Installation ODDS Oil Seperator and Oil Filter Installation (MWO ) Engine Oil System Schematic Oil Seperator (Lubriclone) Assembly Deleted Engine External Oil Filter Oil Tank Installation Change 18 vi.1

9 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE Engine Oil Cooler Installation Oil Cooler Cleaning Schematic Engine Oil Cooler Turbine Fan Oil Cooler Turbine Fan Assembly Power Lever Control System installation Engine idle stop installation Droop Compensation Controls Installaion Rigging Procedures- Droop Compensator Controls Engine Shipping Container Ignition Unit Aft Engine Trunnion installation Trunnion, Cambox, and Linear Actuator Installation Power Turbine Tachometer Generator, Oil Pressure Transducer, Oil Pressure Switch, and Fuel Pressure Switch installation vi.2 Change 18

10 NUMBER LIST OF ILLUSTRATIONS (CON T) TITLE Starter Generator and Gas Producer Tachometer Generator installation -Engine Torque Transducer Hose Installation - Fuel Drain and Bleed Lines Installation -Starter Fuel Fitter and Oil Bypass Valve Hose Installation -Bleed Air Tubing Installation -Oil Hose Installation- Heat Shield Tailpipe and Ejector Electrical Cable Installation -Engine Left Side Electrical Cable Installation -Engine Right Side Main Rotor System Main Rotor installation Main Rotor System Torque Values Tool Application -Grip Lock Installation on Pitch Horn Barrel Jack installation Barrel Jack Work Aid Tool Application -Main Rotor Mast Nut Removal/Installation Tool Application Alignment of Main rotor Hub and Blade Damage Limits -Cone Set Pitch Link Assembly Adjustments Pitch Link Assembly Mail Rotor Hub end Blade Assembly Work Aid for Main Rotor Blade Bolt Removal Fabrication Instructions (AVIM) Work Aid Application Main Rotor Blade Retaining Bolt Removal B540 Main Rotor Blade B540 Main Rotor Blade Authorized Patch Area (AVlM) B540 Main Rotor Blade TrimTab Installation K747 Main Rotor Blade (Part Numbers K , -209, -303) K747 Main Rotor Blade (Part Numbers K , -401,-403) External Appearance Changes to K /-309, -209/-401, and -303/-403 Blades Resulting from Improved Weight Retention Features Internal Modification Incorporated in K /-309, -209/-401, and -303/-403 Blades for improved Weight Retention Damage Limits- Root Fittings (K747 Blade) Damage Limits -Root Fittings- Part Number K (K747 Blade) Damage Limits -Drag Strut (P/N K ) (K747 Blade) Damage Limits - Drag Strut - Part Number K (K747 Blade) Inspection of K /-309, -209/-401, -303/-403 Blades for Loss of Blade Weight Retention Integrity Proximity Limits for Patches-K747 Main Rotor Blades Balance Adjustment for Patches (K747 Blade) Root Fitting Assembly (K , -209, -303 Blades) Root Fitting Assembly (-309, -401, -403 Blades) Drag Stut Assembly (-309, -401, -403 Blades) Application of Skin Patch (K47 Blade) Curing Patch with Blade Repair Fixture (K747 Blade) Installation of Plug Patch (K747 Blade) Change 18 vii

11 NUMBER LIST OF ILLUSTRATIONS (CON T) TITLE Typical Double Plug Patch Repair (K747 Blade) Application of Trailing Edge Doubler Patch (K747 Blade) Spline Repair (K747 Blade) Rebonding Delaminated Leading Edge Erosion Guard (K747 Blade) Typical Repair of Fluorocarbon Erosion Guard Nicks and Cuts Using Kit, P/N Application of Leading Edge Erosion Guard Patch (K747 Blade) Placement of Erosion Guard Replacement Part (Kit, P/N K ) Method for Determing Current Boot Material and Thickness(K747 Blade Series) K747 Blade Uralite Repair Application of Vacuum Bagging Materials and Placement of Erosion Guard Repair Parts and Specimen Orientation (Kit, P/N ), Vacuum Begging for Installation of Erosion Guard Repair Kit, P/N K Improvised Mold for Casting a Small Section of Leading Edge Filler Repair, Parts Orientation Use for Removal and Installation of stainless Steel Erosion Guard - K /-403 and -303/-403 Field Modified Blades Preparation of K /-403 Blade for Application of Sealant Application of Sealant to Stainless Steel Guard for K /-403 Blade Stainless Steel Erosion Guard Holding Fixture Masking for Paint Touch-Up After Installation of Kit K Main Rotor Hub Yoke Extension and Grip Assembly Main Rotor Hub Yoke and Trunnion Main Rotor Bearing Wear Patters Damage Limits - Main Rotor Hub Yoke Extension Damage Limits - Main Rotor Hub Bolt Holes Damage Limits - Main Rotor Hub Yoke Damage Limits - Main Rotor Hub Grip Damage Limits -Main Rotor Hub Strap Fitting Damage Limits -Pitch Horn Bushing Damage Limits - Main Rotor Hub Pitch Horn (Prior to Accomplishment of MWO ) Damage Limits - Main Rotor Hub Pitch Horn (After Accomplishment of MWO and MWO ) Damage Limits -Main Rotor Drag Brace Damage Limits - Main Rotor Hub Trunnion Damage Limits -Hub Moment Spring Plate Damage Limits - Hub Moment Spring Strap Damage Limits - Main Rotor Hub Elastomeric Bearing Main Rotor Hub Yoke Chafing Pad Installation Dimensions Main Rotor Hub Yoke Buffer installation-dimensions Tool Application -Bearing Removal From Housing Tool Application -Bearing Removal From Grip Tool Application - Bearing and Seal Installation in Grip Tool Application -Main Rotor Hub Trunnion Centering Tool Application -Grip Spacing Adjustment Main Rotor Hub Grip Dust Seal to Radius Ring Dimension Rotor Balancing Kit P/N 7A Tool Application -Main Rotor Hub Balancing Main Rotor Controls installation Tool Application - Spline Plate Wear Measurement Hub Moment Spring Support Assembly - Installation (MWO Incorporated) viii Change 18

12 TM LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE Collective Lever Trust Washer Wear Limits Rod End Clevis Movement Rod End Bearing Damage Limits - Ptich Link Assembly (Prior to Accomplishment of MWO Damage Limits - Pitch Link Assembly (After Accomplishment of MWO ) Damage Limits- Spline Plate Damage Limits - Collective Lever Damage Limits -Collective Lever Idle Link Collective Lever Idle Link Assembly Damage Limits - Swashplate Anti-Drive Link Swashplate Anti-Drive Link Damage Limits - Swashplate Anti-Drive Assembly Bellcrank Damage Limits - Swashplate Anti-Drive Assembly Support Swashplate Anti-Drive Assembly Damage Limits-Hub Moment Spring Support Set, P/N (MWO Incorporated) Damage Limits -Hub Moment Spring Scissor and Sleeve Assembly Damage Limits - Hub, Sleeve, Scissors and Link installation of Shims Collet Work Aid Swashplate and Support Assembly Damage Limits - Swashplate and Support Assembly Tail Rotor installation Tail Rotor Hub and Blade Assembly Tool Application - Tail Rotor Hub and Blade Assembly Balancing Tail Rotor Hub Assembly Damage Limits -Tail Rotor Hub Yoke Damage Limits -Tail Rotor Hub Trunnion Set Bearing Staking Tool P/N T Tool Application- Bearing installation (Staking) in Tail Rotor Yoke Tail Rotor Controls - Crosshead, Weights, Links and Control Tube Damage Limits-Tail Rotor Control Crosshead Damage Limits -Tail Rotor Control Counterweight Bellcrank Damage Limits - Tail Rotor Controls Pitch Link Damage Limits -Tail Rotor Control Counterweight Link Damage Limits -Tail Rotor Control Counterweight Supped Damage Limits -Tail Rotor Control Tube Damage Limits - Link Assembly Damage Limits - Idler Damage limits-lever Change 18 viii.1/(viii.2 blank)

13 NUMBER LIST OF ILLUSTRATIONS (CON T) TITLE Damage Limits -Tail Rotor Retention Nut Tail Rotor BLade Pitch Horn Installation Tail Rotor Blade Assembly Tail Rotor Blade Station Diagram and Scratch -Type Damage Area Locations Tail Rotor Blade -Area Authorized for Patch -Type Repair Tail Rotor Blade Butt Area Repair Damage Limits - Tail Rotor Blade Pitch Horn Main Rotor Tracking Chart Vertical Vibration Correction Chart Vertical and Lateral Vibration Chart for K747 Rotor Blades Lateral Vibration Correction Chart for B-540 Rotor Blades Tracking Main Rotor Tracking Main Rotor Vibrex 4591 System Components and Carrying Case A Main Rotor Balance Chart Reading a Main Rotor Balance Chart Reading a Main Rotor Balance Chart with an Incorrect "Clock Angle" Reading the Tail - Rotor Charts Magnetic Pickup and Double Interupter Installation Magnetic Pickup/Interrupter Installation Magnetic Pickup Cable installation Balancer Installation Lateral Accelerometer Installation Change 18 ix

14 NUMBER x Change 18

15 NUMBER LIST OF ILLUSTRATIONS (CON T) TITLE Coupling Teeth Wear Patterns Work Aid-Driveshaft Hanger Support Alignment Intermediate Gearbox Installation Intermediate Gearbox Quill, Seals, and Couplings (Typical) Intermediate and Tail Rotor Gearbox Troubleshooting Chart Damage Limits - Intermediate Gearbox Oil Filler Cap Assembly Tail Rotor Drive Gearbox Installation Tail Rotor Drive Gearbox Assembly Tail Rotor Drive Gearbox Input Quill Damage Limits - Tail Rotor Drive Gearbox Roller Bearing Wear Patterns Tail Rotor Drive Gearbox Gear Patterns Tool Application- Removal/Installation of Tail Rotor Drive Gearbox Input Quill Retainer. Bolt Tool Application- Removal/installation of Tail Rotor Drive Gearbox Input Quill Retainer Nut Driveshaft/Spherical Couplings Coupling inspection Transmission Oil System Schematic (Typical) Transmission Oil System Installation Transmission Gil Pump Transmission Oil Pump - Test Setup Transmission Oil Cooler Installation Oil Cooler Cleaning Schematic Oil Cooler Automatic Emergency Bypass Valve Assembly Damage Limits - Inlet Fitting Damage Limits - Return Bypass Fitting Damage Limits - Inlet Bypass Piston Damage Limits - Piston Change 18 x.1/(x.2 blank)

16 LIST OF ILLUSTRATTIONS (CON T) NUMBER TITLE Change 18 xi

17 LIST OF ILLUSTRATIONS (CON'T) NUMBER TITLE xii Change 18

18 NUMBER LIST OF ILLUSTRATIONS (CON T) TITLE Change 18 xii.1/(xii.2 blank)

19 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE Position of Contacts in Latch Base Gunners Caution Panel Schematic Diagram Gunners Caution Panel Gunners Caution Panel Wiring Connections Bench Test Set-Up for RPM Limits Warning Detector Armament Equipment Location TOW Missile Launcher Positions Wing Stores Armament Test Panel Wing Stores Armament Test Panel Schematic Armament Equipment Location TOW Missile Launcher Positions DU Digtal Display Test LRU Fault Identification and Location Test XM18 Minigun Circuitry Test Panel Wing Stores Circuitry Test Panel TOW Missile Launcher Positions DU Digital Display Test LRU Fault Identification and Location Test XM18 Minigun Circuitry Test Panel Wing Stores Circuitry Test Panel Fuel Systems Schematic Fuel System Fuel Shutoff Valve Fuel Boost Pump Fuel Boost Pump Cartridge Work Aid for Fuel Pump Cartridge Removal Collapsing Forward Fuel Cell Installed Forward Fuel Cell Collapsing Aft Fuel Cell Collective Controls Pilot Collective Stick Installation Pilot Collective Stick Assembly Bearing Installation- Pilot Throttle Grip Friction Lining Repair Throttle Lever Bearing Installation Collective Friction Tube Repairs Pilot Collective Stick Adjustments Gunner Collective Stick Installation Gunner Collective Stick-Assembly Gunner Collective Stick Adjustment Force-And-Aft Cyclic Controls Lateral Cyclic Controls Work Aid for Rigging Swash plate Change13 xiii

20 NUMBER xiv Change 13 LIST OF ILLUSTRATIONS (CON T) TITLE Swashplate Rigging Dimensions Pilot Cyclic Stick Installation Pilot Cyclic Stick Assembly Collar and Bushing Installation Pilot Cyclic Stick Friction Adjustment Gunner Cyclic Stick Installation Gunner Cyclic Stick Assembly Fore-And-Aft Cyclic Jackshaft Installation Force Gradient Assembly Tail Rotor Controls Tail Rotor Pedal Installation Stability and Control Augmentation System (SCAS) Stability and Control Augmentation System (SCAS) SCAS Transducer Calibration , Elevator Control System Elevator Installation Damage Limits- Fixed Length Flight Control Tubesand Links (Typical) Control System Linkage Installation Damage Limits- Anti-Torque System Damage Limits- Elevator Control System Damage Limits- Collective Control System Damage Limits- Cyclic Control System Flight Control System Bearings Lateral Cyclic and Collective Controls Power Cylinder Support Installation Fore-And-Aft Cyclic Controls Power Cylinder Support Installation Damage Limits -Power Cylinder Supports Engine Fire Detection System Low G Warning System Low G Warning Assembly 8A Acce1erometer 8A Low G Warning Light/Switch 8DS Converter 8Ml Environmental Control System Environmental Control Unit Environmental Control System Schematic Temperature Control Valve Temperature Control Valve Schematic ECU Cooling Turbine ECU Cooling Turbine Lubrication Pressure Regulator and Shutoff Valve Pressure Regulator and Shutoff Valve Schematic Blower Impeller Assembly Vent Air Control Valve-Installation Vent Air Control Valve Vent Air Control Valve Test Set-Up Rain Removal Manifold Rain Removal Thermal Switch-Installation Rain Removal Nozzle and C1eared Air Pattern Rain Removal Valve Limits Chart -Air Distribution Valve Tool Application -Teflon Lip Seal Installation Turret Installation Special Tools for Ejector Racks

21 NUMBER C-1 F-1 F-1.1 F-1.2 F-2 F-3 F-4 F-5 F-6 F-7 F-8 F-9 F-10 F-11 F-12 F-13 F-14 F-15 F-16 F-17 F-17.1 F-18 F-18.1 F-19 F-20 F-21 F-22 F-23 F-24 F-25 F-26 F-27 F-28 F-29 F-30 F-31 F-32 F-33 F-34 F-35 F-36 F-36.1 LIST OF ILLUSTRATIONS (CON T) TITLE Outboard Ejector Rack Installation Ejector Rack Alignment Outboard Ejector Rack Assembly Inboard Ejector Rack Installation Contact Profusion Inside Breech Wiring Harness Assembly Inboard Ejector Rack Assembly Wing Stores Pylon and Fairings AIM-1/EXL Laser Installation Canopy Removal System Damage Limits -Linear Shaped Charge Assembly Inventory Item List Wiring Identification Chart Symbols Chart Altimeter Vibrator System Wiring Diagram External Power System Wiring Diagram Starter System Wiring Diagram Ignition System Wiring Diagram Anticollision and Position Lights System Wiring Diagram Searchlight System Wiring Diagram Engine De-Ice System Wiring Diagram Fuel Valve and Oil Valve System Wiring Diagram Fuel Boost System Wiring Diagram Governor Control System Wiring System Idle Stop System Wiring Diagram Force Trim System Wiring Diagram Environmental Control System Wiring Diagram Pitot Heater System Wiring Diagram TOW Blower Cooling System Wiring Diagram Attitude Indicating System Wiring Diagram FUEL Quantity Indicating System Wiring Diagram Turn and Slip Indicating System Wiring Diagram Radio Blower Cooling System Wiring Diagram Armament Relay Location, AC Electrical Load Chart Altimeter Vibrator System Wiring Diagram External Power System Wiring Diagram Starter System Wiring Diagram Searchlight System Wiring Diagram Engine De-Ice System Wiring Diagram Fuel Valve and Engine Oil Valve System Wiring Diagram Fuel Boost System Wiring Diagram Governor Control System Wiring Diagram Idle Stop System Wiring Diagram Force Trim System Wiring Diagram Environmental Control System Wiring Diagram Pitot Heater System Wiring Diagram TOW Blower Cooling System Wiring Diagram Radio Blower Cooling System Wiring Diagram Attitude Indicating System Wiring Diagram Fuel Quantity Indicating System Wiring Diagram Tachometer Indicating System Wiring Diagram Centrisep Particle Separator Wiring Diagram (After Incorporation of MW ) C-3 F-5 F-6 F-45 F-47 F-49 F-50 F-51 F-52 F-53 F-54 F-55 F-56 F-57 F-58 F-59 F-60 F-61 F-63 F-64 F-65 F-65 F-66 F-67 F-83 F-85 F-87 F-89 F-90 F-91 F-92 F-93 F-94 F-95 F-97 F-98 F-99 F-100 F-101 F-102 F-103 F-104 Change 16 xv

22 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE F-37 Turn and Slip Indicating System Wiring Diagram F-105 F-38 Electrical Equipment Component Replacement Wiring Diagram..... F-106 F-38.1 Armament Relay Location F F-39 AC Electrical Load Chart F-108 F-40 F-41 F-42 F-43 F-44 F-45 F-46 F-47 F-48 F-49 F-50 F-51 F-52 F-53 F-54 F-55 F-56 F-57 F-58 F-59 F-60 F-61 F-62 F-63 F-64 F-65 F-66 F-67 F-68 F-69 F-70 F-71 F-71.1 of F-71.2 GPS Trimpack System F F-72 Universal Turret Subsystem (Equipment Location) F-367 F-73 F-74 F-75 F-75.1 F-76 F-77 F-78 F-79 TOW Missile Armament Subsystem (Equipment Location) F-383 Fire Control System (Equipment Location) F-399 Wing Stores Amment Subsystem (Equipment Location) F-413 AIM-1/EXL Laser Gunsight System (Equipment Location) F Electrical Equipment Component Replacement F-425 Electrical Equipment Component Replacement (After MWO )... F-466 C-NITE Subsystem(Equipment Location) F-469 C-NITE Electrical Equipment Component Replacement F-471 F-80 FLIR Subsystem Jumper Cable Assembly 1ies F-472 FO-1 FO-2 DC Electrical Load Chart F-109 Tachometer Indicating System F-110 Pressure Indicating Systems F-121 Temperature Indicating Systems F-131 Attitude IndicatingSystem (Equipment Location) F-141 Turn and Slip Indicating System F-147 Fuel Quantity Indicating System F-151 Altimeter Vibrator System F-160 DC Generator Power System (Equipment Location) F-167 Battery System( EquipmentLocation) F-177 External Power Provisions F-184 DC Power Distribution and Interconnect Logic (Equipment Location) F-189 AC Power System (Equipment Location) F-197 Starter System F-207 Ignition System F-213 Interior Lights System (Equipment Location) F-221 Caution Lights System (Equipment Location) F-235 RPM Limit Warning System (Equipment Location) F-259 Position Lights System F-269 Anticollision Light System F-276 Searchlight System F-279 Engine De-Ice System F-284 Fuel Valve and Engine Oil Bypass Valve Systems F-292 Fuel Boost System F-300 Governor Control System F-307 Idle Stop System F-316 Force Trim System F-322 F-331 Hydraulic Control System (Equipment Location) Environmental Control System F-341 Pitot Heater System F-350 TOW Blower Cooling System F-354 Radio Blower Cooling System F-361 Centrisep Particle Separator Wiring Diagram (After Incorporation MWO ) F Hydraulic System Schematic FO-1 Hydraulic System Schematic FO-2 xvi Change 16

23 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE FO-3 FO-4 FO-5 FO-6 FO-7 FO-8 FO-9 FO-10 FO-11 FO-12 FO-13 FO-14 FO-15 FO-16 FO-17 Balancer and Strobex Dscription FO-3 AC Electrical Load Chart FO-4 AC E1ectrical Load Chart FO-5 AC Electricd Load Chart FO-6 AC Electricd Load Chart FO-7 DC Electrical Load Chart FO-8 DC Electrical Load Chart FO-9 DC Electrical Load Chart FO-10 DC Electricd Load Chart FO-11 DC Electricd Load Chart FO-12 DC Electrical Load Chart FO-13 DC Electrical Load Chart FO-14 DC Electrical Load Chart FO-15 DC Electrical Load Chart FO-16 Battery System FO-17 xvi.1/(xvi.2 blank)

24 NUMBER FO-18 FO-19 FO-20 FO-21 FO-21.1 FO-22 FO-22.1 FO-23 FO-24 FO-25 FO-26 FO-27 FO-28 FO-29 FO-30 FO-31 FO-32 FO-33 FO-34 FO-35 FO-36 FO-37 FO-38 FO-39 FO-40 FO-41 FO-42 FO-43 FO-44 FO-45 FO-46 FO-47 FO-48 FO-49 FO-18 FO-19 FO-20 FO-21 FO-21.1 FO-22 FO-22.1 FO-23 FO-24 FO-25 FO-26 FO-27 FO-28 FO-29 FO-30 FO-31 FO-32 FO-33 FO-34 FO-35 FO-36 FO-37 FO-38 FO-39 FO-40 FO-41 FO-42 FO-43 FO-44 FO-45 FO-46 FO-47 FO-48 FO-49 Change 18 xvii

25 LIST OF ILLUSTRATIONS (CON'T) FO-60 NUMBER FO-50 FO-50.1 FO-51 FO-51.1 FO-52 FO-53 FO-54 FO-54.1 FO-54.2 FO-54.3 FO-54.4 FO-55 FO-56 FO-57 FO-58 FO-59 FO-61 FO-63 FO-64 FO-65 FO-66 FO-67 FO-68 FO-69 FO-70 FO-71 FO-72 FO-73 FO-74 FO-75 FO-76 FO-77 TITLE FO-50 FO-50.1 FO-51 FO-51.1 FO-52 FO-53 FO-54 FO-54.1 FO-54.2 FO-54.3 FO-54.4 FO-55 FO-56 FO-57 FO-58 FO-59 FO-60 FO-61 FO-62 FO-63 FO-62 FO-64 FO-65 FO-66 FO-67 FO-68 FO-69 FO-70 FO-71 FO-72 FO-73 FO-74 FO-75 FO-76 FO-77 xviii Change 18

26 NUMBER LIST OF ILLUSTRATIONS (CON T) TITLE FO-78 FO-79 FO-80 FO-81 FO-81.1 FO-82 FO-83 FO-84 FO-85 FO-86 FO-87 FO-88 FO-89 FO-90 FO-91 FO-92 FO-93 FO-94 FO-95 FO-96 FO-97 FO-98 FO-99 FO-100 FO FO-101 FO FO-102 FO FO-103 FO-104 FO-105 FO-106 FO-107 FO-108 FO-109 FO-110 Pressure Indicating System FO-78 Temperature Indicating System FO-79 Electrical Equipment Component Replacement FO-80 Electrical Equipment Component Replacement FO-81 Electrical Equipment Component Replacement FO-81.1 Electncal Equipment Component Replacement FO-82 Electrical Equipment Component Replacement FO-83 Electrical Equipment Component Replacement FO-84 Electncal Equipment Component Replacement FO-85 Electrical Equipment Component Replacement FO-86 Electrical Equipment Component Replacement FO-87 Electrical Equipment Component Replacement FO-88 Electrical Equipment Component Replacement FO-89 Electrical Equipment Component Replacement FO-90 Pressure Indicating System FO-91 Temperature Indicating Systems FO-92 Attitude Indicating System FO-93 DC Generator Power System FO-94 Battery System FO-95 DC Power Distribution andlnterconn~lo9ic FO-96 DC Power Distribution and Interconnect Logic FO-97 AC Power Systtem FO-98 Ignition System F0-99 Interior i or Lights System FO-100 Interior Lights System FO Interior Lights System FO-101 Interior Lights System FO lnterior Lights System FO-102 l ~ er i or Lights System FO Interiot Lights System FO-103 Caution Lights System FO-104 Caution Lights System FO-105 RPM Limit Warning System FO-106 RPM Limit Warning Test Set Schematic FO-107 Hydraulic Control System FO-108 Universal Turret Subsystem FO-109 Universal Turret Subsystem FO-110 Change 18 xviii.1

27 NUMBER TITLE FO-111 FO-112 FO-113 FO-114 FO-115 FO-116 FO-117 FO-118 FO-119 FO-120 FO-121 FO-122 FO-123 FO-124 FO-125 FO-126 FO-127 FO-128 FO-129 FO-130 FO-131 FO-132 FO-133 FO-134 FO-135 FO-136 FO-137 FO-138 FO-139 FO-140 FO-141 FO-142 FO-143 FO-144 FO-145 FO-146 FO-147 xviii.2 FO-111 FO-112 FO-113 FO-114 FO-115 FO-116 FO-117 FO-118 FO-119 FO-120 FO-121 FO-122 FO-123 FO-124 FO-125 FO-126 FO-127 FO-128 FO-129 FO-130 FO-131 FO-132 FO-133 FO-134 FO-135 FO-136 FO-137 FO-138 FO-139 FO-140 FO-141 FO-142 FO-143 FO-199 FO-211 FO-213 FO-215 Change 18

28 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE FO-18 FO-19 FO-20 FO-21 FO-21.1 FO-22 FO-22.1 FO-23 FO-24 FO-25 FO-26 FO-27 FO-28 FO-29 FO-30 FO-31 FO-32 FO-33 FO-34 FO-35 FO-36 FO-37 FO-38 FO-39 FO-40 FO-41 FO-42 FO-43 FO-44 FO-45 FO-46 FO-47 FO-48 FO-49 FO-50 FO-50.1 FO-51 FO-51.1 FO-52 FO-53 FO-54 FO-55 FO-56 FO-57 FO-58 FO-59 FO-60 FO-61 FO-62 FO-63 FO-64 Generator and DC Bus System ACPower Supply Interior Lights System Interior Lights System FO-18 FO-19 FO-20 FO-21 Interior Lights System FO-21.1 Interior Lights System FO-22 InteriorLights System FO-22.1 Caution Lights System FO-23 Caution Lights System FO-24 RPM Limit Warning System FO-25 FO-26 FO-27 ArmamentTurretSystem FO-28 ArmamentTurretSystem FO-29 Armament Wing Stores System FO-30 Armament Wing Stores System FO-31 Armament Wing Stores System FO-32 Armament TOW Missile Wiring Diagram FO-33 Armament TOW Missile Wiring Diagram FO-34 Armament TOW Missile Wiring Diagram FO-35 Armament TOW Missile Wiring Diagram FO-36 Pressure Indicating System FO-37 Tachometer Indicating Systems FO-38 Temperature Indicating Systems FO-39 RPM Limit Warning Test Set Schematic FO-40 AC Electrical Load Chart FO-41 DC Electrical Load Chart FO-42 DC Electrical Load Chart FO-43 Battery System FO-44 DC Generator Power System FO-45 DC Power Distribution and Interconnect Logic FO-46 DC Power Distribution and Interconnect Logic FO-47 AC Power System FO-28 Ign ition System FO-49 Interior Lights System FO-50 InteriorLights System FO-50.1 Interior Lights System FO-51 Interior Lights System FO-50.1 Interior Lights System FO-52 Caution Lights System FO-53 Caution Lights System FO-54 RPMLimit Warning System FO-55 Anticollision and Position Lights System FO-56 Hydraulic Control System FO-57 TurretSystem FO-58 Turret System FO-59 Turret System FO-60 Turret System FO-61 TurretSystem FO-62 Turret System FO-63 TurretSystem FO-64. Change 9 xvii

29 LIST OF ILLUSTRATIONS (CON T) NUMBER TITLE FO-65 FO-66 FO-67 FO-68 FO-69 FO-70 FO-71 FO-72 FO-73 FO-74 FO-75 FO-76 FO-77 FO-78 FO-79 FO-80 FO-81 FO-81.1 FO-82 FO-83 FO-84 FO-85 FO-86 FO-87 FO-88 FO-89 FO-90 FO-91 FO-92 FO-93 FO-94 FO-95 FO-96 FO-97 FO-98 FO-99 FO-100 FO FO-101 FO FO-102 FO FO-103 FO-104 FO-105 FO-106 FO-107 FO-108 FO-109 FO-110 FO-111 Wing Stores System Wing Stores System Wing Stores System TOW Missile System TOW Missile System TOW Missile System TOW Missile System TOW Missile System TOW Missile System TOW Missile System TOW Missile System TOW Missile System TOW Missile System Pressure Indicating System Temperature Indicating System Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Electrical Equipment Component Replacement Pressure Indicating System Temperature Indicating Systems Attitude Indicating System DC Generator Power System Battery System DCPower Distribution and Interconnect Logic DCPower Distribution and Interconnect Logic ACPower System Ignition System Interior Lights System FO-65 FO-66 FO-67 FO-68 FO-69 FO-70 FO-71 FO-72 FO-73 FO-74 FO-75 FO-76 FO-77 FO-78 FO-79 FO-80 FO-81 FO-81.1 FO-82 FO-83 FO-84 FO-85 FO-86 FO-87 FO-88 FO-89 FO-90 FO-91 FO-92 FO-93 FO-94 FO-95 FO-96 FO-97 FO-98 FO-99 FO-100 Interior Lights System FO Interior Lights System FO-101 Interior Lights System FO Interior Lights System FO-102 Interior Lights System FO Interior Lights System FO-103 Caution.Lights System FO-104 Caution Lights System FO-105 RPM Limit Warning System FO-106 RPM Limit Warning Test Set Schematic FO-107 Hydraulic Control System FO-108 Universal Turret Subsystem FO-109 Universal Turret Subsystem FO-110 Universal Turret Subsystem FO-111 xviii Change 9

30 LIST OF TABLES NUMBER TITLE Engine Fuel Specifications Approved Fuels Consumable Maintenance Supplies and Materials Special Tools and Test Equipment Support Equipment Root Mean Square/Abrasive Chart Equivalency Deleted Deleted Deleted Deleted Adhesive Mix Ratio, Pot Life, and Cure Cycles Mooring Hardware Chart Flight Safety Critical Aircraft Parts Main Beam Panels (Structural) Structural Repair Materials Forward Fuselage - Classification of Damage Tailboom - Classification of Damage Wing - Classification of Damage Repair Methods - IR Suppression System (AVIM) IR Suppressor Damage and Repair Limits (Non Structural Area) IR Suppressor Damage and Repair Limits (Major Structural Elements Only) Troubleshooting Engine Oil System Oil Debris Classification Chart Dimension Tolerance - Turbine Fan Difference Between Models Classification of Damage - K747 Main Rotor Blades Classification of Damage - K747 Main Rotor Blades Plug Patch Data Troubleshooting -Tail Rotor System Troubleshooting the VlBREX4591 System with the VIBREX Tester, Model Troubleshooting - Drive Train System Oil Debris Classification Chart (Aircraft without ODDS) Oil Debris Classification Chart (Aircraft with ODDS) Gearbox Oil Debris Classification Troubleshooting -Transmission Oil System Maximum Allowable Leakage for Hydraulic System Emergency Hydraulic System Operational Stitching Sequence Troubleshooting of Hydraulic System Torque Values for Fluid Connections Inspection Criteria Troubleshooting Chart Leading Particulars (T/R Control Cylinder) Leading Particulars for Solenoid Valve P/N FSCM (1-U ) Change xix

31 LIST OF TABLES (CON T) NUMBER TITLE 7-6 Non-Destructive Test Requirements for Solenoid Valve P/N FSCM P/N 1-U (AVIM) Diametrical Clearance Requirements for Solenoid Valve P/N FSCM P/N 1-U (AVIM) Troubleshooting During Testing Solenoid Valve P/N FSCM P/N 1-U (AVIM) Troubleshooting During Testing of Solenoid Valve P/N 7U7464 (AVIM) Leafing Particulars for Solenoid Valve P/N FSCM P/N 1-U Troubleshooting - Tachometer indicating System Troubleshooting - Engine and Transmission Oil Temperature and Pressure indicating System Troubleshooting -Turbine Gas Temperature indicating System Troubleshooting - Torque Pressure Indicating System Tolerance -(k Knots) Vertical Speed Tolerance Test Scale Accuracy Vertical Speed Tolerance Test Scale Accuracy Troubleshooting -Airspeed Indicators Troubleshooting -Altimeters Troubleshooting -Attitude Indicators Troubleshooting - Vertical Speed Indicators Troubleshooting -Free Air Temperature Gage Troubleshooting -Fuel Quantity indicating System Fuel Tank Table of Limits Troubleshooting -Voltmeter/Ammeter Troubleshooting-Battery System Troubleshooting -External Power System Voltage Regulator Adjustment Settings Troubleshooting -Starting System xx Change 18

32 NUMBER LIST OF TABLES (CON T) TITLE Troubleshooting - ignition System Troubleshooting - Cockpit Lights Dimmer Control Input/Output Voltages Troubleshooting -Console, Engine, Fliht, and Tactical Instrument Lights Pilots Caution Panel Lights Gunners Caution Panel Lghts Troubleshooting Pilots Caution Panel Pilots Caution Panel Wiring Chart Gunners Caution Panel Fault Inputs Troubleshooting - Gunners Caution Panel Gunners Caution Panel Wiring Chart Troubleshooting- RPM Limit Warning System Troubleshooting -Skid Landing Light System Troubleshooting -ODDS Troubleshooting - Position Lights System Troubleshooting - Anticollision Light Troubleshooting -Searchlight System Troubleshooting - Transmission Oil Level Light Troubleshooting -Engine De-lang circuitry Troubleshooting - Engine Oil Bypass valve circuitry Troubleshooting -Fuel Valve Circuitry Troubleshooting -Fuel BoostPumpS Circuitry Troubleshooting - Governor Control Circuitry Troubleshooting - Idle Stop Solenoid System circuitry Troubleshooting Centrisep Separator Circuitry (After Incorporation Troubleshooting- Force Trim System Circuitry Troubleshooting - Hydraulic Control System Circuity Troubleshooting -Environmental Control System Circuitry Troubleshooting - Pitot Heating System Circuitry Troubleshooting- TOW Blower Cooling System Troubleshooting -Radio Blower Cooling System Relay Matrix, Pilot in Control Mode Relay Matrix, Pilot in Fixed Forward Mode Relay Matrix, Gunner in Control Mode- HSS Controlling Turret Relay Matrix, Gunner in Control Mode - TSU Controlling Turret Relay Matrix, Gunner Controlling TOW and Pilot Controlling Turret and Wing Stores Relay Matrix, TSU Acquisition of Target with Gunner or Pilot HSS Mode Relay Matrix, Pilot Override Mode Relay Matrix, Gunner Jettison Mode Change 18 xxi

33 LIST OF TABLES (CON T) NUMBER TITLE F-1 F-2 F-3 F-4 F-5 F-6 xxii F-9 F-15 F-19 F-26 F-32 F-39 Change 18

34 Part Number: MS S2 MS S3 MS S4 MS S5 MS S6 MS S1 MS S12 MS S7 MS S8 MS S2 Fabricate from: NSN MS S20 COVER NSN MS NUT ASSY Material: Figure D-1 D-11

35 Figure D-2 D-12 Change 2

36 FIGURE D-3. D-13

37 Figure D-4 D-14

38 Figure D-5 Change 18 D-15