R
epair
P 10 / 20
< 10> Disassembling safety block mechanism
<11> Assembling safety block mechanism
1. Lock the blade case section at the possible highest position, with stopper pin.
2. Remove lock lever by unscrewing 2 M4x10 pan head screws. Then, lock lever can be removed from lock pin.
See Fig.8-1.
3. Remove motor section as shown in <8> Disassembling motor section, when removing lock pin 8. See Fig.8-2.
Pan head screw M4x10
Lock pin 8
Lock lever
Fig.8-1
Fig.8-2
Lock pin 8
Torsion spring 9
Hold this side
with switch box.
Hooked tail of torsion
spring 9, put on lock lever
Switch box
Switch button
Preliminary tightening
with one M4x10 pan
head screw
Switch box
Slide lock lever to
switch button side,
when preliminary
tightening.
Lock lever
Torsion spring 9
Torsion spring 9
Lock pin 8
1. Pass lock pin 8 through torsion spring 9, and hold its tail with switch box. See Fig.9-1.
2. While sliding lock lever to switch button side, tighten lock lever with one M4x10 pan head screw preliminarily.
See Fig.9-2.
3. Nip the hooked tail of torsion spring 9 and put it on lock lever. See Fig.9-3.
Lock pin 8
Switch box
Fig.9-1
Fig.9-2
Fig.9-3
Switch box