Brand: FUJI
Category: Camera
Document Type:
Language: EN
Manual for GW690-III
Uploaded: Aug. 9, 2025, 11:48 p.m.
Camera Operation Summary
This manual outlines the operation of the FUJI GW690-III camera, focusing on film advancement, shutter charging, and release mechanisms. Key steps include loading film, advancing the film lever to charge the shutter and advance the exposure counter, and pressing the shutter release. The document details the sequence of events involving various gears, levers, and springs to ensure proper functioning. It also covers troubleshooting common issues such as film not advancing, shutter not releasing, focusing problems, and synchronization continuity.
Specifics on disassembly and reassembly are provided, highlighting the importance of cleanliness and proper lubrication. The manual serves as a comprehensive guide for maintenance and repair.
Troubleshooting and error codes
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Film cannot be advanced | Pawl (4-36) does not disengage with pawl wheel (4-20). | Check pawl (4-36), lever assembly (4-88), springs (4-87, 4-110). Repair as needed. |
| Damaged film take-up mechanism (4-1) or foreign matter. | Check and repair or replace. | |
| Lock lever assembly (2-24) not releasing shutter. | Check lock lever assemblies (2-24, 4-51) for deformities and check spring installation. Repair as needed. | |
| Exposure counter dial (4-95) not advancing, locking shutter. | Check exposure counter drum (2-3) for smooth operation. Check rotary plate assembly (4-77) for spring issues. Ensure gears (4-78, 4-99) mesh correctly. Repair as needed. | |
| The shutter cannot be released | Incorrect intermeshing of gear (7-119) with rack assembly (4-47). | Check gear combination. Repair as needed. |
| Set plate (7-42) adjustment or deformation. | Adjust release ring after removing front lens assembly (7-4) and shutter speed selector ring (7-13). | |
| Lever assembly (4-114) spring issue or foreign matter. | Clean, repair, or replace. | |
| Deformed or unhooked spring (1-22). | Check and repair. | |
| Focusing cannot be made correctly | Focusing ring (7-63) loose set screw (7-65). | Adjust focus and retighten set screw. |
| Loosened front lens assembly (7-4) or rear lens frame assembly (7-55). | Retighten. | |
| Range/viewfinder (5-1) not working correctly (unmatching). | Adjust, particularly at 1.2 meters. | |
| Range finder and viewfinder frame do not operate correctly | Interlock rod assembly (7-121) not operating correctly. | Check for lubrication, loose screws on positioning plate assembly (7-113). Repair as needed. |
| Spring (5-33) incorrectly installed or deformed. | Repair. | |
| Unhooked spring (5-62) or interlock lever (5-63) not engaged correctly. | Bend lever head to adjust engagement. | |
| Dust or foreign matter intrusion. | Clean. | |
| Continuity for synchronization is poor | Shoe seat assembly (3-16), contact (3-24, 3-26) issues. | Check lead wires for connection, breakdown, and contacts for deformation/poor contact. Repair as needed. |
| Synchrosocket assembly (7-37) continuity or contact issues. | Check lead wires (7-36, 7-215, 7-216, 7-217) and synchrosocket for damage. Repair as needed. | |
| Both shoe seat assembly and synchrosocket assembly continuity issues. | Check lead wire of shutter assembly (7-17) and synchro switch within shutter for contact and continuity. Repair as needed. |