Canon PC921 - Servicing Tools and Materials

A-7
APPENDIX
D. Special Tools
You will need the following special tool(s) in addition to the standard tools set when servicing
the machine.
For checking the cas-
sette spring pressure
Range of measure-
ments: 0 to 1,500g
No
CK-0054
ShapeTool Tool No. Rank* Remarks
Spring gauge
Mirror position-
ing tool (pair for
front and rear)
1 FY9-3009 B
For adjusting the dis-
tance between the No.1
and No.2 mirrors.
Wire clip
2 FY9-3017 B
For fixing the scanner
wire in place while ad-
justing its tension.
3
B
*Rank:
A: Each service person is expected to carry one.
B: Each five or so service persons is expected to carry one.
C: Each workshop is expected to carry one.