Sony BVW-55 Maintenance Manual page 156

3. Replacement of Periodic Maintenance Parts
3-1. General Information on Parts Replacement and Alignment ....................... 3-1
3-2. Upper Drum Assembly Replacement ........................................................ 3-14
3-3. Brush Replacement ................................................................................... 3-19
3-4. Slip Ring Assembly Replacement ............................................................. 3-22
3-5. Drum Assembly Replacement ................................................................... 3-24
3-6. Video Head Cleaner Replacement ............................................................ 3-28
3-7. Pinch Roller Replacement ......................................................................... 3-31
3-8. Swing Gear Replacement .......................................................................... 3-34
3-9. Tension Regulator Band Replacement ...................................................... 3-37
3-10. CTL Head Replacement ............................................................................ 3-40
3-11. Timing Belt Replacement ......................................................................... 3-43
3-12. S Main Brake Shoe Replacement .............................................................. 3-45
3-13. Capstan Motor Replacement ..................................................................... 3-48
3-14. S Reel Motor Replacement ....................................................................... 3-53
3-15. AT Head Replacement .............................................................................. 3-55
4. Main Parts Replacement
4-1. Threading Motor Replacement ................................................................... 4-1
4-2. Gear in Gear Box Replacement ................................................................... 4-5
4-3. Full Erase Head Replacement ................................................................... 4-10
4-4. S Brake Solenoid Replacement ................................................................. 4-13
4-5. S/T Slider Replacement ............................................................................. 4-16
4-6. S/T Threading Gear Replacement ............................................................. 4-21
4-7. Reel Table Replacement ........................................................................... 4-25
4-8. Tape Guide Replacement .......................................................................... 4-29
4-9. Pinch Press Cam Replacement .................................................................. 4-34
4-10. S Tension Regulator Arm Assembly Replacement ................................... 4-37
4-11. T Tension Regulator Arm Assembly Replacement .................................. 4-39
4-12. T Idler Assembly Replacement ................................................................. 4-41
4-13. Cam Gear Assembly Replacement ............................................................ 4-43
4-14. Intermittent Gear Replacement ................................................................. 4-48
4-15. Fan Motor Replacement ............................................................................ 4-50
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3-1-1. Index ........................................................................................... 3-1
3-1-2. Precautions ................................................................................. 3-2
3-1-3. Threading End and Unthreading End States .............................. 3-3
3-1-4. Oil and Grease ............................................................................ 3-6
3-1-5. Tightening Torque and Washer .................................................. 3-7
3-1-6. Display Panel Cover Removal and Installation ......................... 3-8
3-1-7. Control Panel Removal and Installation .................................... 3-9
3-1-8. Mechanical Deck Assembly Removal and Installation ........... 3-10
BVW-55 P2