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[3] DISASSEMBLY/ASSEMBLY
[3] -5. Crank Cap Section
R
epair
ASSEMBLY
Assemble Torsion spring 15 while hooking each tail to each wings of Link lever as follows.
2) Assemble Link plate to the Crank lever with M4x12 Pan head screw. Refer to
Fig. 33
.
Note:
Apply adhesive (ThreeBond 1342 or Loctite 242) to the thread of M4x12 Pan head screw.
3) Slide Link plate fully to Handle installation side by hand so that Link lever's Pin portion can be moved within the frame
of Link plate after assembling Crank cap. (
Fig. 36
)
1) Assemble Link lever and Torsion spring 15 to Crank lever.
(Fig. 35)
Link Lever
with Crank lever
Hook one tail of Torsion spring 15
to the lower wing edge of Link lever.
Hook the other tail to
the upper wing edge of
Link lever by pulling
with pliers.
Torsion spring 15
Link lever
Crank lever
Fig. 35
Slide Link plate fully to Handle installation side by hand.
If sliding Link plate by hand is impossible, Driving sleeve
does not engage with Straight bevel gear 35 when assembling
Tool holder section.
Push Driving sleeve to engaging it with Straight bevel gear 35
as illustrated in
Fig. 20
, and Link plate will come to the position
as shown in the center illustration in
Fig. 36
.
Link plate
Link plate
Link lever's pin portion can be positioned
inside the frame of Link plate when Crank
cap section is assembled to Crank housing
complete.
Link plate can be slidden when Crank lever
turns.
Link
lever's Pin
Fig. 36
Crank lever
Keeping its position of Crank lever's protrusion as illustrated above,
assemble Crank cap section to Crank housing complete.
Crank lever
Note: Set Crank lever to
Rotation with
hammering
mode.
Circle marker on Crank cap
4) Mode change mechanism has to be assembled in Rotation with hammering mode as illustrated in
Fig. 37,
and
Fig. 38 (for HR4511C) / 38A (for HR4501C and HR4510C)
in the next page.
Crank housing complete
Protrusion
Fig. 37
Crank cap
