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3.2.9 Removing the trigger arm
(See Fig.14)
• Remove the top cover, base board, chassis unit and clamper
assembly.
(1) From the top side of the chassis unit, remove the trigger
arm spring from the sections (n, p).
(2) From the bottom side of the chassis unit, release the claws q
of the trigger arm base in the direction of the arrow to remove
them from the sections r of the chassis unit to the other side.
Note:
When releasing the claws q, take care not to break them.
(3) From the top side of the chassis unit, move the select arm R
and select lock arm in the direction of the arrow to remove
the trigger arm base from the section s in the direction of the
arrow.
(4) Remove the trigger arm from the section t.
3.2.10 Removing the top plate assembly
(See Fig.15)
• Remove the top cover, base board, chassis unit, clamper assembly
and trigger arm.
(1) Remove the screw H attaching the top plate assembly.
(2) Move the top plate assembly in the direction of the arrow to
release the joints (u, v).
Reference:
Remove the wires from the soldered sections w of the top plate
assembly as required.
Note:
When reassembling, solder the wires as before.
1-20 (No.MA392<Rev.002>)
Select arm R
Select lock arm
s
n
Trigger arm
spring
t
p
Trigger arm base
Chassis unit
r
Fig.14
Top plate assembly
u
v
Fig.15
Chassis unit
Trigger arm
q
H
w
Wire(Red)
Wire(White)
Wire(Brown)
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