Top Plate Removal; Charge Cleaner Drive Wire Replacement; Exposure; Development Roller And Paddle Roller Removal - Ricoh FT7060 Field Service Manual

CONTENTS
EXTERIOR COMPONENT REMOVAL
1. Exposure Glass and Operation Panel Removal . . . . 3-1
2. Top Plate Removal
DRUM AND CHARGE
3. Drum Replacement
4. Drum Thermoswitch and Heater Replacement . . . . . . 3-4
5. Charge Corona Wire Replacement . . . . . . . . . . . . . . . . 3-5
6. Charge Cleaner Drive Wire Replacement
EXPOSURE
7. Scanner Drive Wire Replacement
8. Lens Drive Wire Replacement . . . . . . . . . . . . . . . . . . . 3-17
9. Exposure Lamp Unit Removal . . . . . . . . . . . . . . . . . . . . 3-21
DEVELOPMENT
10. Development Unit Removal . . . . . . . . . . . . . . . . . . . . . . 3-22
11. Developer Replacement . . . . . . . . . . . . . . . . . . . . . . . . . 3-23
12. Development Roller and Paddle Roller Removal . . 3-24

13. Adjustment of Development Roller Gaps

14. Image Density Sensor Cleaning and Removal
15. Image Density Sensor Adjustment . . . . . . . . . . . . . . . 3-29
TRANSFER AND PICK-OFF
16. Transport Unit Removal
17. Pre-transfer Corona Wire Replacement . . . . . . . . . . 3-31
18. Transfer and Separation Corona Wire Replacement 3-32
19. Drive Wire Replacement (PTC and T/S Corona)
20. Transport Belt Replacement . . . . . . . . . . . . . . . . . . . . 3-34
21. Registration Sensor Replacement . . . . . . . . . . . . . . . 3-35
22. Pick-off Pawl Unit Removal . . . . . . . . . . . . . . . . . . . . 3-36
CLEANING
23. Cleaning Blade and Brush Replacement
24. Pre-cleaning Corona Wire Replacement
25. Toner Collection Coil Replacement
26. Cleaning Blade Pressure Adjustment
27. Blade Cleaner and Bias Roller Blade Replacement 3-41
28. Pre-quenching Corona Wire Replacement
FUSING
29. Fusing Unit Removal
30. Hot Roller Stripper Replacement . . . . . . .
31. Cleaning Blade, Metering Blade,
and Oil Supply Pad Replacement
32. Hot Roller Replacement
33. Pressure Roller Replacement
34. Thermistor and Thermofuse Replacement
35. Fusing Pressure Adjustment
36. Hot Roller Temperature Adjustment
12 July '86
3-2
3-3
3-6
3-7
3-26
3-28
3-33
3-37
3-38
3-39
3-40
3-42
3-43
3-44
3-45
3-47
3-49
3-50
3-51
3-53