Canon Inner Finisher-K1, Service Manual

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In the case of a screw hole with a triangle mark near it as shown in the figure below, strongly tightening the screw may damage
or deform the screw hole.
In the case of a screw hole with a triangle mark, take care not to apply too much force when tightening the screw.
The recommended torque value is shown below as a reference value.
Type of Screws
RS tight W Sems Binding TP
Fastened member Metal Resin Metal Resin Metal Resin Metal Resin
Tightening
torque
(N*m) M4 Approx.
1.6 Approx.
1.6 Approx.
1.6 Approx.
0.8 Approx.
1.6 Approx.
0.8 Approx.
1.6 Approx.
0.8
M3 Approx.
0.8 Approx.
0.8 Approx.
0.6 Approx.
0.6 Approx.
0.6 Approx.
0.6 Approx.
0.6 Approx.
0.6
* For PCB, refer to the tightening torque value of resin (fastened member).
RS tight
Type of Screws
W Sems Binding TP
Safety Precautions
3