P 9/ 13
[3] DISASSEMBLY/ASSEMBLY
[3] -6. Switch Mechanism
R
epair
ASSEMBLE
Fig. 33
Fig. 34
Fig. 35
Fig. 36
Fig. 37
Trigger
Trigger
(1) Insert Guide plate and Compression spring 4 into Trigger. (
Fig. 32
)
(2) Hook the short tail of Torsion spring 3 with Swing arm, and then insert the
Torsion spring 3 into Swing arm.
(3) Insert Swing arm into the notch of Guide plate.
(4) Insert Pin 2.5 through the holes of Trigger and the grooves of Guide plate while
setting two Torsion springs 3 as illustrated in Fig. 33 and secure Pin 2.5 with
Stop ring E-2.0.
(5) Hook one Torsion spring 3 with the other (Ref.
Fig. 33
) as illustrated in Fig. 34.
Note: Torsion spring 3 for Swing arm is different from Torsion spring 3 for Guide plate and Switch arm.
(6) Hook the protrusion of Trigger with the notch of Lock arm. (Figs. 34 and 35)
(7) Install Trigger section in Housing L while compressing Compression spring 4 to put it on the rib of Housing L as
illustrated in
Fig. 35
.
(8) After putting Switch arm in Guide plate, insert Pin 2.5 through the holes of Guide plate and Switch arm. Pay attention
to the direction of Switch arm. Refer to Fig. 36.
(9) Install Torsion spring 4 for Guide plate and Switch arm (Ref. Fig. 33) as illustrated in Fig 37.
Compression
spring 4
Pin 2.5
Pin 2.5
Swing arm
Long tail of Torsion
spring 3 for hooking
the other Torsion
spring 3
Guide plate
Guide plate
Viewed from the upper side of
the assembled Trigger Section
Torsion spring 3
for inserting Pin 2.5
(Ref. Fig. 35)
Torsion spring 3
Stop ring E-2.0
Stop ring E-2.0
Stop ring E-2.0
Stop ring E-2.0
Long tail of Torsion spring 3
(come from inside of Swing arm)
Protrusion of Trigger hooked with notch of Lock
arm
Compression
spring 4
Rib of Housing L
for compression
spring 4
Tail of Torsion spring 3
(located out of Trigger)
Torsion spring 3
Swing arm
Housing R
side
Housing
L side
Housing R side
Fig. 32
Trigger
Guide plate
Compression spring 4
Short tail of Torsion spring 4 for Swing arm
Protrusion of
Trigger
(for Lock arm)
Note: Switch arm has to be assembled
so as to contact Push pin.
Otherwise, the machine does not
run even if Switch trigger is pulled.
1) Put short tail of Torsion spring 4
on Guide plate.
2) Put long tail of
Torsion spring 4
on Switch arm.
Pin 2.5
Guide plate
Switch arm
