TM-1-6625-724-13P Aviation Vibration Analyzer Manual

GENERAL INFORMATION AVIATION VIBRATION ANALYZER
MAINTENANCE FORMS, RECORDS AND REPORTS
ACRONYM LIST
ACRONYM LIST CONT. - TM-1-6625-724-13P_28
ACRONYM LIST CONT. - TM-1-6625-724-13P_29
EQUIPMENT DESCRIPTION AVIATION VIBRATION ANALYZER
Table 1. Inventory List for AVA Basic Kit P/N 29313107 (NSN 6625-01-282-3746)
Table 2. AVA Specific Aircraft Accessories
Table 2. AVA Specific Aircraft Accessories (Cont.)
Table 4. Reference Data
TECHNICAL PRINCIPLES OF OPERATION AVIATION VIBRATION ANALYZER
Figure 1. AVA Overall Menu Structure
DESCRIPTION AND USE OF OPERATOR CONTROLS AND INDICATORS AVIATION VIBRATION ANALYZER
Figure 1. CADU Display and Keypad
CTRST Key
GRAM/OUNCE Selector Switch
RADSCOM OPERATION AVIATION VIBRATION ANALYZER
Figure 2. RADSCOM Maintenance Utilities Menu
RADSCOM Commands
Figure 3. MS-Kermit Transfer Display (Typical)
Figure 4. MS-KERMIT Transfer Process Screen
Loading Data Files Into The CADU
Rebooting the CADU
PREPARATION FOR OPERATION AVIATION VIBRATION ANALYZER
1. GENERAL PROCEDURES
Connecting Aircraft Power
Installing Universal Tracking Device
Installing Accelerometers
Installing Optical RPM Sensor
OFFICE CONFIGURATION
Setting Up Printer
SELF-TEST PROCEDURE
SELF-TEST PROCEDURE CONT.
TURN ON/OFF PROCEDURES AVIATION VIBRATION ANALYZER
Figure 2. DPL Booting Window
Figure 2. DPL Booting Window CONT.
Rebooting the DAU
Setting Up the AVA for a Particular Aircraft The AVA requires aircraft-specific setup files in order to
Figure 1. Main Menu Hierarchy
Selecting a Flight ID
Figure 2. Example of Main Menu
TAKING A MEASUREMENT AVIATION VIBRATION ANALYZER
Figure 1. Measure Sub-Menu Hierarchy (Sheet 1 of 2)
Figure 1. Measure Sub-Menu Hierarchy (Sheet 2 of 2)
Making a Measurement
Table 1. Measurement Capabilities
Table 2. Frequency Ranges Vs. Respective Measurement Resolutions
DISPLAYS AVIATION VIBRATION ANALYZER
Figure 1. Display Menu Hierarchy (Sheet 1 of 2)
Figure 1. Display Menu Hierarchy (Sheet 2 of 2)
Selecting Limits Display
Figure 2. Summary Display Printout (Sheet 1 of 2)
Figure 2. Summary Display Printout (Sheet 2 of 2)
Using Spectral Displays
Using Track/Lag Display
Figure 7. Complete Flight Track/Lag Display
Figure 9. Polar Trend Flights Display
Figure 11. Present Flight/Previous Flight Bar Display
SYSTEM DIAGNOSTICS AVIATION VIBRATION ANALYZER
Figure 1. Diagnostic Menu Hierarchy (Sheet 1 of 2)
Figure 1. Diagnostic Menu Hierarchy (Sheet 2 of 2)
Figure 2. Edit Adjustables Screen
Resolve to Limit
Summary
MANAGER MENU AVIATION VIBRATION ANALYZER
Deleting Data Records
Figure 2. Data Maintenance Option Menu Hierarchy (Sheet 1 of 3)
Figure 2. Data Maintenance Option Menu Hierarchy (Sheet 2 of 3)
Figure 2. Data Management Option Menu Hierarchy (Sheet 3 of 3)
Figure 3. Data Transfer Option Menu Hierarchy (Sheet 1 of 2)
Figure 3. Data Transfer Option Menu Hierarchy (Sheet 2 of 2)
Selecting Status
Printer Options
Figure 4. Status Report
Figure 5. Setup Option Menu Hierarchy
Figure 6. Printer Setup Menu Hierarchy
Changing Display Units
Figure 7. Test Menu
OPERATION GRAM/OUNCE SCALE
OPERATION GRAM/OUNCE SCALE CONT.
SHUTDOWN PROCEDURES AVIATION VIBRATION ANALYZER
UNUSUAL CONDITIONS
TROUBLESHOOTING INSTRUCTIONS PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) AVIATION VIBRATION ANALYZER
CONTROL AND DISPLAY UNIT (CADU) INSPECTION AND FAULT ISOLATION
DATA ACQUISITION UNIT (DAU) INSPECTION AND FAULT ISOLATION
UNIVERSAL TRACKING DEVICE (UTD) INSPECTION AND FAULT ISOLATION
AVIATION UNIT MAINTENANCE REPAIR PARTS, SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT AVIATION VIBRATION ANALYZER
SERVICE UPON RECEIPT AVIATION VIBRATION ANALYZER
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) AVIATION VIBRATION ANALYZER
AVA BASIC KIT AND AIRCRAFT ADAPTER KIT INSPECTION
AUTOMATIC SYSTEM TEST AVIATION VIBRATION ANALYZER
AVA SYSTEM FAULT LOCATION
Figure 1. CADU Doesn't Power On Under Battery Power
Figure 3. CADU Won't Accept Keypad Entries
Figure 4. DAU Power Light Won't Light
Figure 5. Batteries Won't Hold Charge
Figure 6. CADU Won't Communicate With the DAU
Figure 7. Printer Won't Print
Figure 8. CCM Won't Hold Data
Figure 9. No Communications Between the CADU and Host Computer PC
Figure 10. CADU Will Not Return to Main Menu After Boot
Figure 11. Disk Space Not Available Even After Files Have Been Deleted
Figure 12. UTD Tracking Errors Such As: track sensor fault, blades apparently moving at wrong speed, blade chords different or track FIFO overrun
Figure 13. Tachometer Errors Such As: tacho out of bounds, tacho too high, tacho too low or tacho failure
Table 1. Error Reported on CADU Error Screen
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_153
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_154
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_155
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_156
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_157
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_158
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_159
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_160
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_161
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_162
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_163
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_164
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_165
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_166
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_167
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_168
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_169
Table 1. Error Reported on CADU Error Screen (cont.) - TM-1-6625-724-13P_170
CADU STRAP ASSEMBLY REMOVAL AND REPLACEMENT
DAU FUSE REMOVAL AND INTALLATION
DAU TRACKER MODE KNOB REMOVAL AND INSTALLATION
GRAM/OUNCE SCALE ADJUSTMENT
SCALE BATTERY REMOVAL AND INSTALLATION
CADU CREDIT CARD MEMORY (CCM) BATTERY REMOVAL AND INSTALLATION
OPTICAL RPM SENSOR GAIN ADJUSTMENT
AVIATION INTERMEDIATE MAINTENANCE (AVIM) REPAIR PARTS, SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT AVIATION VIBRATION ANALYZER
MAINTENANCE PROCEDURES INTRODUCTION
CALIBRATION
CADU BATTERY PACK REMOVAL AND INSTALLATION
INSTALLATION - TM-1-6625-724-13P_194
Figure 1. CADU Battery Pack Removal and Installation
CADU PRINTED WIRING ASSEMBLY (PWA) REMOVAL AND INSTALLATION
INSTALLATION - TM-1-6625-724-13P_198
Figure 1. CADU PWA Removal and Installation
CADU LCD ASSEMBLY REMOVAL AND INSTALLATION
INSTALLATION - TM-1-6625-724-13P_202
Figure 1. CADU LCD Assembly Removal and Installation
CADU LENS AND LENS GASKET REMOVAL AND INSTALLATION
Disconnect cable connector
Figure 1. CADU Lens and Lens Gasket Removal and Installation
CADU KEYPAD REMOVAL AND INSTALLATION
Remove nine screws
Put PWA
Figure 1. CADU Keypad Removal and Installation
CADU HARNESS ASSEMBLY REMOVAL AND INSTALLATION
Figure 1. CADU Harness Assembly Removal and Installation
DAU RECESSED RUBBER BUMPER REMOVAL AND INSTALLATION
DAU FAN REMOVAL AND INSTALLATION
Figure 1. DAU Fan Removal and Installation
DAU POWER SUPPLY PRINTED WIRING ASSEMBLY (PWA) REMOVAL AND INSTALLATION
Figure 1. DAU Power Supply PWA Removal and Installation
DAU PROCESSOR PWA REMOVAL AND INSTALLATION
Figure 1. DAU Processor PWA Removal and Installation
DAU ACQUISITION PWA REMOVAL AND INSTALLATION
Figure 1. DAU Acquisition PWA Removal and Installation
DAU FRONT PANEL ASSEMBLY REMOVAL AND INSTALLATION
Rotate extractor - TM-1-6625-724-13P_226
Figure 1. DAU Front Panel Assembly Removal and Installation
DAU CARD GUIDE REMOVAL AND INSTALLATION
Pull acquisition card - TM-1-6625-724-13P_230
Figure 1. DAU Card Guide Removal and Installation
DAU LED ASSEMBLY REMOVAL AND INSTALLATION
Rotate extractor - TM-1-6625-724-13P_234
Figure 1. DAU LED Assembly Removal and Installation
DAU PWA BACKPLANE REMOVAL AND INSTALLATION
to loosen acquisition card
Figure 1. DAU PWA Back plane Removal and Installation
DAU CARD CAGE REMOVAL AND INSTALLATION
Pull acquisition card - TM-1-6625-724-13P_242
Figure 1. DAU Card Cage Removal and Installation
UTD PRINTED WIRING ASSEMBLY (PWA) REMOVAL AND INSTALLATION
Remove three screws
UTD CABLE ASSEMBLY REMOVAL AND INSTALLATION
UTD CABLE ASSEMBLY REMOVAL AND INSTALLATION CONT.
UTD BULB SOCKET REMOVAL AND INSTALLATION
UTD BULB SOCKET REMOVAL AND INSTALLATION CONT.
Figure 1. UTD Bulb Socket Removal and Installation
UTD INFRARED FILTER REMOVAL AND INSTALLATION
UTD BULB REMOVAL AND INSTALLATION
UTD WINDOW LENS REMOVAL AND INSTALLATION
UTD CONVEX LENS REMOVAL AND INSTALLATION
Figure 1. UTD Convex Lens Removal and Installation
DICTIONARIES OF TERMS AND ABBREVIATIONS
The Army Maintenance System MAC
Aviation Intermediate Maintenance (AVIM)
Maintenance Functions
Explanation of Columns in the MAC
MAINTENANCE ALLOCATION CHART AVIATION VIBRATION ANALYZER (NSN: 6625-01-282-3746)
TOOL AND TEST EQUIPMENT REQUIREMENTS
MAC REFERENCE CODE AND REMARKS (cont)
REPAIR PARTS AND SPECIAL TOOLS LIST
Application/Explanation
Application/Explanation CONT.
DESCRIPTION AND USABLE ON CODE
SPECIAL INFORMATION
REPAIR PARTS AND SPECIAL TOOLS LIST ITEM LISTING
Figure 1. Group 01 Control and Display Unit (CADU) (29314106)
Figure 2. Data Acquisition Unit (DAU) (29328203) (Sheet 1 of 2)
Figure 2. Data Acquisition Unit (DAU) (29328203) (Sheet 2 of 2)
Figure 2. Group 01 Data Acquisition Unit (DAU) (29328203)
Figure 2. Group 01 Data Acquisition Unit (DAU) (29328203) -- Continued - TM-1-6625-724-13P_285
Figure 2. Group 01 Data Acquisition Unit (DAU) (29328203) -- Continued - TM-1-6625-724-13P_286
Figure 3. Universal Tracking Device (UTD) (29310700)
Figure 3. Group 03 Universal Tracking Device (UTD) (29310700)
Figure 3. Group 03 Universal Tracking Device (UTD) (29310700) -- Continued
Figure 4. Cable Assembly - Aircraft Power to DAU (29104700)
Figure 4. Group 04 Cable Assembly - Aircraft Power to DAU (29104700)
Figure 5. Cable Assembly - DAU to CADU (29325601)
Figure 5. Group 04 Cable Assembly - DAU to CADU (29325601)
Figure 6. Cable Assembly - UTD (29325701)
Figure 6. Group 04 Cable Assembly - UTD (29325701)
Figure 7. Cable Assembly - Magnetic RPM Sensor to DAU (29105403)
Figure 7. Group 04 Cable Assembly - Magnetic RPM Sensor to DAU (29105403)
Figure 8. Cable Assembly - Accelerometer to DAU (29105600 through 29105605)
Figure 8. Group 04 Cable Assembly - Accelerometer to DAU (29105600 through 29105605)
Figure 9. Cable Assembly UH-1 DC Power (29312800)
Figure 9. Group 04 Cable Assembly UH-1 DC Power (29312800)
Figure 10. Cable Assembly AH-1S DC Power (29317100)
Figure 10. Group 04 Cable Assembly AH-1 DC Power (29317100)
Figure 11. Cable Assembly - AH-64 to DAU (29304600)
Figure 11. Group 04 Cable Assembly - AH-64 to DAU (29304600)
Figure 12. Optical RPM Sensor (29314700)
Figure 12. Group 04 Optical RPM Sensor (29314700)
Figure 13. AT Serial Adapter (DG259MF-IBM)
Figure 13. Group 04 AT Serial Adapter (DG259MF-IBM)
Figure 14. Gender Changer (28130800)
Figure 14. Group 04 Gender Changer (28130800)
Figure 15. Cable, Serial Printer (28130802)
Figure 15. Group 04 Cable, Serial Printer (28130802)
Figure 16. Magnetic Sensor Assembly (27288400)
Figure 16. Group 04 Magnetic Sensor Assembly (27288400)
Figure 17. Battery Charger (29315000)
Figure 17. Group 04 Battery Charger (29315000)
Figure 18. Credit Card Memory (CCM) Control, Recorder (28131210)
Figure 18. Group 04 Credit Card Memory (CCM) Control, Recorder (28131210)
Figure 19. Weighing Scale (29323700)
Figure 19. Group 04 Weighing Scale (29323700)
Figure 20. AH-1 Test Adapter Kit (29315500)
Figure 20. Group 05 AH-1 Test Adapter Kit (29315500)
Figure 21A. AH-64A/C Test Adapter Kit (29315300)
Figure 21A. Group 05 AH-64A/C Test Adapter Kit (29315300)
Figure 22. EH/UH-60 Adapter Test Kit (29315400)
Figure 22. Group 05 EH/UH-60 Adapter Test Kit (29315400)
Figure 23. OH-58A/C/D Test Adapter Kit (29316000)
Figure 23. Group 05 OH-58A/C/D Test Adapter Kit (29316000)
Figure 24. UH-1 Test Adapter Kit (29316900)
Figure 24. Group 05 UH-1 Test Adapter Kit (29316900)
Figure 25. CH-47 Test Adapter Kit (29315200)
Figure 25. Group 05 CH-47 Test Adapter Kit (29315200)
Figure 26. AVA Accessories (Sheet 1 of 2)
Figure 26. AVA Accessories (Sheet 2 of 2)
Figure 26. Group 06 AVA Accessories
CROSS-REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX
CROSS-REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX (Continued) - TM-1-6625-724-13P_342
CROSS-REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX (Continued) - TM-1-6625-724-13P_343
CROSS-REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX (Continued) - TM-1-6625-724-13P_344
CROSS-REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX (Continued) - TM-1-6625-724-13P_345
CROSS-REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX (Continued) - TM-1-6625-724-13P_346
CROSS-REFERENCE INDEXES PART NUMBER INDEX
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_348
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_349
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_350
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_351
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_352
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_353
CROSS-REFERENCE INDEXES PART NUMBER INDEX (Continued) - TM-1-6625-724-13P_354
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_356
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_357
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_358
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_359
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_360
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_361
CROSS-REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX (Continued) - TM-1-6625-724-13P_362
EXPENDABLE / DURABLE ITEMS LIST
MANUFACTURED ITEMS LIST
TORQUE LIMITS
AVA APPLICATION AND PROCEDURES EH/UH-60
AVA APPLICATION AND PROCEDURES EH/UH-60 CONT.
100HR (Task 8)
Table 1. EH/UH-60 Flight Plans and Test States
Vibration Test Sequence
TASK 1 - TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_374
PROCEDURE 3: TRACKER INSTALLATION
PROCEDURE 4: ACCELEROMETER INSTALLATION
Figure 5. Typical Accelerometer Installation Configuration
PROCEDURE 5: NIGHT TIME TRACKING INSTRUCTIONS - TM-1-6625-724-13P_378
PROCEDURE 6: CHECKOUT
TASK 2 - FLAT TRACK MAIN ROTOR ON THE GROUND - TM-1-6625-724-13P_380
TASK 3 - BALANCE MAIN ROTOR ON THE GROUND - TM-1-6625-724-13P_381
Figure 9. Balance Weight Installation (Horn Assembly 70102-08111-047)
TASK 4 - MAIN ROTOR ROLL/VERTICAL IN-FLIGHT TUNING
MAIN ROTOR 4/REV VIBRATION IS WITHIN LIMITS
PROCEDURE 3: H-60 SERIES AIRCRAFT TRIM TAB ADJUSTMENTS
PROCEDURE 3: H-60 SERIES AIRCRAFT TRIM TAB ADJUSTMENTS CONT.
Figure 11. Trim Tab Adjustment
Figure 12. UH-60 Trim Tab Adjustment Sheet
TASK 5 - POST FLIGHT BALANCE MAIN ROTOR ON THE GROUND
TASK 6 - BALANCE TAIL ROTOR
PROCEDURE 3: OPTICAL RPM SENSOR INSTALLATION - TM-1-6625-724-13P_391
PROCEDURE 4: PERFORM TAIL MEASUREMENT - TM-1-6625-724-13P_392
PROCEDURE 5: CORRECTING TAIL ROTOR BALANCE
PROCEDURE 2: ACCELEROMETER INSTALLATION (FWD CABIN)
PROCEDURE 3: IN-FLIGHT CHECK OF NOSE ABSORBER (Cantilever Spring Type)
PROCEDURE 4: TUNE FORWARD CABIN ABSORBER (Cantilever Spring Type)
PROCEDURE 5: IN-FLIGHT CHECK OF ABSORBERS (Box Type)
Figure 18. UH-60 Box Frame Absorber Main Rotor 4/REV Vibration Check And Tuning Procedure
Table 2. UH-60 Box Frame Absorber Tuning Weight Adjustments
TASK 8 100 HOUR ENGINE OUTPUT SHAFT AND OIL COOLER VIBRATION TESTING
Figure 20. No. 2 Input Module Accelerometer Installation (ACC2)
PROCEDURE 3: ENGINE OUTPUT SHAFTS AND OIL COOLER TESTING
Verify that Test State CKENG2 is highlighted
PROCEDURE 4: ENGINE OUTPUT SHAFT ROTATION
TASK 9 - ENGINE OUTPUT SHAFT BALANCING
PROCEDURE 2: OPTICAL TACHOMETER SENSOR INSTALLATION
Figure 24. No. 1 Engine Output Shaft Optical Tachometer Sensor Installation
PROCEDURE 3: PERFORM MEASUREMENTS
PROCEDURE 4: CORRECTING SHAFT BALANCE
TASK 10 - ISOLATING IRREGULAR/UNUSUAL VIBRATIONS
AVA APPLICATION AND PROCEDURES AH-1S
ALSO NEEDED
FLIGHT - TM-1-6625-724-13P_417
Table 1. AH1 Flight Plans and Test States
TASK 1 - TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_419
Figure 2. DC Power Cable Adapter Assembly (PN 29317100)
Figure 3. Magnetic RPM Sensor Installation - TM-1-6625-724-13P_421
Figure 4. Lateral Accelerometer Installation on Rear Canopy Bulkhead
PROCEDURE 4: TRACKER INSTALLATION - TM-1-6625-724-13P_423
PROCEDURE 5: NIGHT TIME TRACKING INSTRUCTIONS - TM-1-6625-724-13P_424
TASK 2 - FLAT TRACK MAIN ROTOR ON THE GROUND - TM-1-6625-724-13P_425
TASK 3 - BALANCE MAIN ROTOR - INITIAL
TASK 4 - TRACK MAIN ROTOR IN FIGHT
PROCEDURE 2: PERFORM FLIGHT MEASUREMENTS
TASK 5 - BALANCE TAIL ROTOR - TM-1-6625-724-13P_429
PROCEDURE 3: OPTICAL RPM SENSOR INSTALLATION - TM-1-6625-724-13P_430
Figure 10. Optical RPM Sensor Mounting Bracket (Right-Hand Side)
TASK 6 - ISOLATING IRREGULAR/UNUSUAL VIBRATIONS - TM-1-6625-724-13P_432
AVA APPLICATION AND PROCEDURES AH-64A/D
AVA APPLICATION AND PROCEDURES AH-64A/D CONT.
FLIGHT - TM-1-6625-724-13P_436
Table 1 AH-64A Test Plans and Test States
TASK 1 TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_438
TASK 1 TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_439
PROCEDURE 3: EQUIPMENT INSTALLATION (SPU BYPASS)
TASK 1 TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_441
TASK 1 TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_442
PROCEDURE 5: NIGHTTIME TRACKING INSTRUCTIONS
TASK 1 TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_444
TASK 2 - TRACK AND BALANCE MAIN ROTOR ON GROUND
TASK 2 TRACK AND BALANCE MAIN ROTOR ON GROUND - TM-1-6625-724-13P_446
TASK 2 TRACK AND BALANCE MAIN ROTOR ON GROUND - TM-1-6625-724-13P_447
TASK 2 TRACK AND BALANCE MAIN ROTOR ON GROUND - TM-1-6625-724-13P_448
TASK 2 TRACK AND BALANCE MAIN ROTOR ON GROUND - TM-1-6625-724-13P_449
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_450
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_451
Figure 7. Polar Plot Display
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_453
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_454
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_455
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_456
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_457
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_458
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_459
TASK 3 - TRACK AND BALANCE MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_460
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_461
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_462
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_463
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_464
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_465
TASK 4 BALANCE TAIL ROTOR
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_467
TASK 4 BALANCE TAIL ROTOR - TM-1-6625-724-13P_468
TASK 5 ISOLATE IRREGULAR VIBRATIONS - TM-1-6625-724-13P_469
TASK 5 ISOLATE IRREGULAR VIBRATIONS - TM-1-6625-724-13P_470
TASK 5 ISOLATE IRREGULAR VIBRATIONS - TM-1-6625-724-13P_471
TASK 5 ISOLATE IRREGULAR VIBRATIONS - TM-1-6625-724-13P_472
Figure 19. Vertical Effect of a P/L (AH-64A)
Figure 20. Lateral Effect for WEIGHT Changes (AH-64A)
Figure 23. Effect of Pitch Link Change on vertical 1/REV (AH-64D)
Figure 24. Effect of Tab 4-10 Change on vertical 1/REV (AH-64D)
Figure 26. Effect of Tab 8-10 Change on Vertical 1/REV (AH-64D)
Main Rotor Track and Balance Guidelines:
AVA APPLICATION AND PROCEDURES OH-58 A/C
GNDTRK
Table 1. OH-58 A/C Flight Plans and Test States
TASK 1-TEST EQUIPMENT INSTALLATION/CHECKOUT
PROCEDURE 3: ACCELEROMETER INSTALLATION
Figure 3. Magnetic RPM Sensor and Lateral Accelerometer Installation
PROCEDURE 4: TRACKER INSTALLATION - TM-1-6625-724-13P_485
Figure 6. Placement of Reflective Tape on Rotor Blades - TM-1-6625-724-13P_486
TASK 2 - BALANCE TAIL ROTOR
PROCEDURE 3: OPTICAL RPM SENSOR INSTALLATION - TM-1-6625-724-13P_488
TAIL ROTOR DEGREE/CLOCK ANGLE
TASK 3- FLAT TRACK MAIN ROTOR ON THE GROUND
TASK 4 - BALANCE MAIN ROTOR ON THE GROUND
TASK 5 - TRACK MAIN ROTOR IN FLIGHT
PROCEDURE 2: PERFORM FLIGHT MEASUREMENTS - TM-1-6625-724-13P_493
TASK 6 - ISOLATING IRREGULAR/UNUSUAL VIBRATIONS - TM-1-6625-724-13P_494
AVA APPLICATION AND PROCEDURES OH-58D
Figure 1. Pitch Link Adjustment
Proper Methodology Used to Smooth the OH-58D
FLIGHT PLANS
Table 1. OH-58D Flight Plans and Test States
TASK 1 - TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_503
PROCEDURE 3: FORE/AFT AND VERTICAL ACCELEROMETER INSTALLATION
Figure 5. Universal Tracking Device (UTD) Installation
Figure 6. Placement of Reflective Tape on Rotor Blades - TM-1-6625-724-13P_506
TASK 2 - FLAT TRACK MAIN ROTOR ON THE GROUND - TM-1-6625-724-13P_507
TASK 3-TRACK AND BALANCE MAIN ROTOR ON THE GROUND
TASK 4 - TRACK MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_509
PROCEDURE 3: TROUBLESHOOTING
PROCEDURE 1: EQUIPMENT INSTALLATION
PROCEDURE 4: PERFORM TAIL MEASUREMENT - TM-1-6625-724-13P_512
TASK 6 - ISOLATING IRREGULAR/UNUSUAL VIBRATIONS - TM-1-6625-724-13P_513
AVA APPLICATION AND PROCEDURES UH-1H/M
INITIAL
Table 1. UH-1H/M Flight Plans and Test States
TASK 1 - TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_518
Figure 2. DC Power Cable Installation
Figure 3. Magnetic RPM Sensor Installation - TM-1-6625-724-13P_520
Figure 4. Lateral accelerometer Installation on Forward Transmission Bulkhead
Figure 5. Vertical Accelerometer Installation on Instrument Panel
Figure 6. UTD Mounting Bracket
TASK 2 - FLAT TRACK MAIN ROTOR ON THE GROUND - TM-1-6625-724-13P_524
TASK 3 - BALANCE MAIN ROTOR ON THE GROUND - TM-1-6625-724-13P_525
TASK 4 - TRACK MAIN ROTOR IN FLIGHT - TM-1-6625-724-13P_526
PROCEDURE 2: PERFORM FLIGHT MEASUREMENTS - TM-1-6625-724-13P_527
TASK 5 - BALANCE TAIL ROTOR - TM-1-6625-724-13P_528
Figure 8. Optical RPM Sensor Mounting Bracket
PROCEDURE 4: PERFORM TAIL MEASUREMENT - TM-1-6625-724-13P_530
Figure 10. Tail Rotor Balance Locations
TASK 6 - ISOLATING IRREGULAR/UNUSUAL VIBRATIONS - TM-1-6625-724-13P_532
AVA APPLICATION AND PROCEDURES CH-47D
50HOUR
Table 1. CH-47 Test States
TASK 1 TEST EQUIPMENT INSTALLATION/CHECKOUT - TM-1-6625-724-13P_537
Figure 3. Dummy Receptacle and Aft Accelerometer Block
PROCEDURE 2: CONFIGURE AVA
PROCEDURE 4: AFT UTD INSTALLATION
Figure 6. Placement of Reflective Tape on Forward and Aft Rotor Blades
Figure 7. Combiner Transmission Oil Cooling Fan Accelerometers Installation
Figure 8. Aft Transmission Oil Cooling Fan Accelerometers Installation
Figure 9. C-BOX Transmission Input Accelerometer Installation
PROCEDURE 10: FWDVIB CHECK SENSOR INSTALLATION (FORWARD OIL COOLER AND HANGER BEARINGS 1-3)
Figure 11. Forward Transmission Impeller Accelerometer Installation
DAU Channel
TASK 2 TRACK FWD AND AFT ROTORS (ON THE GROUND)
TASK 3 TRACK AND BALANCE FWD AND AFT ROTORS (HOVER)
Figure 12. HOVER Diagnostic Flow Chart
TASK 4 TRACK ROTORS (IN FORWARD FLIGHT)
Figure 13. FLIGHT Flow Chart
TASK 5 MAINTENANCE TESTS
PROCEDURE 2: PERFORM FWDVIB TEST
PROCEDURE 3: PERFORM AFTVIB TEST
Figure 14. Multi-Channel Cable

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