Service manual

Chapter3 Disassembly and Assembly
Rev. A
3-2
3
3.2.4.8 Removing the PF Roller Assembly
1. Remove the housing.(Refer to 3.2.1)
2. Remove the carriage assembly.(Refer to 3.2.4.7)
3. Remove two screws(No.1) on the printer mechanism and disassemble the cable guide board.
4. Remove six upper paper guide assemblies, releasing their springs from the hooks of the frame.
5. Remove the front paper guide ;B, releasing the hooks. (Refer to next page)
6. Remove the paper eject roller assembly, releasing the fixed locks located on the right and left
edge of axis.
7. Release the fixed hook located on the left side of PF roller assembly axis and rotate it so that
protrusion of axis(white) and hole for receiving the frame axis can match.
8. Slide the PF roller assembly to the right direction and pull it out.
During disassembly and assembly of upper paper guide assemblies, since one of the upper
paper guide assemblies to be installed on the right side overlaps with the PE detector lever, pay
attention not to damage the lever.
Be careful not to damage the hook, during the disassembly and assembly of the front paper
guide ;B.
Be careful not to scar the PF roller assembly during the disassembly and assembly, since its
surface is specially coated to improve paper feeding. (black part)
Be careful not to damage the combination of gears.
WORK POINT
Cable Guide Board
(No.1)
Upper Paper Guide
Assembly
Left Paper Guide
Torsion Spring 117.6
Upper Paper Guide Axis
(6 positions)
Figure 3-20. Removing the Paper Guide Assembly