FUJICA - Fuji G690BL Service Manual
by FUJICAComplete service and repair manual for the FUJICA G690 BL medium-format camera. This workshop documentation provides detailed technical procedures for professional technicians and authorized repair centers. The manual covers systematic disassembly and reassembly of major assemblies: top and bottom covers, lens barrel mounting seat, film advance mechanism, and shutter mechanism unit. Specialized sections address the focal-plane shutter curtain with precise adjustment techniques, rear cover removal, film counter, and advance system. Diagnostic and repair procedures tackle common failures including optical mount seat defects, shutter curtain malfunctions, film advance problems, and release mechanism issues. Step-by-step instructions guide critical adjustments such as focus setting, shutter curtain positioning, and release lever calibration. Separate chapters cover the rangefinder/viewfinder assembly and adjustment controls. Technical line drawings illustrate each procedure to support accurate disassembly, repair, and restoration work. Essential reference for service centers and experienced camera repair specialists.
Table of Contents:
- I. disassembly
- 1. Top Cover (E1A)
- 2. Bottom Cover (E3)
- 3. Lense Barrel Installation Seat (C1A)
- 4. Film Advance Mechanism (D1A)
- 5. Shutter Set Mechanism Unit (D45A)
- 6. Film Indicator (M1A)
- 7. Range/Viewfinder Unit (S0)
- 8. Light Shielding Curtain (B48A)
- 9. Rear Cover (F1A)
- 10. Rear Cover Lock Key (B83)
- 11. Knobs (B27A and B28A)
- Ii. reassembly, repair, and adjustment
- 1. Reassembling the Light Shielding Curtain (B48A)
- 1.1 Adjusting Light Shielding Curtain Overlaps
- 1.2 Adjusting Light Shielding Curtain Position
- 1.3 Installing Light Shielding Hood (B2)
- 1.4 Adjusting Lock Release Button
- 1.5 Adjusting Light Shielding Curtain take-up and release
- 2. Repairing and Adjusting the Light Shielding Curtain (B48A)
- 2.1 When the Light Shielding Curtain is set to close, the system does not click
- 2.2 Deviated Light Shielding Curtain Position
- 2.3 Faulty Light Shielding Curtain Operation
- 2.4 Faulty Light Shielding Curtain Return
- 2.5 Faulty Light Shielding Curtain and Signal Lever Interlock Operation
- 2.6 With the Light Shielding Curtain set to Close, the Release Button can be depressed
- 3. Repairing and Adjusting Rear Cover
- 3.1 Defective Rear Cover (F1A) Locking
- 3.2 Light Leakage on the Rear Cover
- 3.3 Scarred Film
- 3.4 Poor Rear Cover (F1A) Operation
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Document Details
- Format
- Pages
- 87
- Size
- 5.4 MB
- Category
- Photography