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[3] DISASSEMBLY/ASSEMBLY
[3] -9. Gear Section
R
epair
ASSEMBLY
Do the reverse step of Disassembly illustrated in
Figs. 56 and 57
. Refer to
Fig. 58
when assembling Gear section.
Helical gear 36
Spur gear 19
Key 5
Crank shaft
Protrusion
Face the protrusion side of Helical gear
36 to Gear housing installation side
when assembling Helical gear 36.
Otherwise, Helical gear 36 interferes
with Torque limiter's Rotation.
Gear Housing
Installation Side
Torque limiter
Fig. 58
Fig. 56
Fig. 57
After removing Helical gear 36,
Torque limiter assembly can be
removed.
Remove Spur gear 19 and
Key 5 from Crank shaft.
After removing
Flat washer 10,
disassemble
Retaining ring
S-14.
Retaining
Ring S-14
Retaining
ring S-17
Remove Crank shaft by carefully
striking the specific position of Crank
housing complete as illustrated right
while keeping Connecting rod
in right
angle
to the removing direction of
Crank shaft.
Otherwise, Connecting rod
may be broken.
Ball bearing
6303LLU
Flat washer 10
Flat washer 10 is left in Gear housing
complete in the step of
Fig. 55
.
1R291 Helical gear 36
Spur gear 19
Key 5 (2pcs.)
Torque limiter
assembly
DISASSEMBLY
Crank shaft
Connecting
rod
1) Disassemble the following parts from Crank housing complete.
* Chuck section (
Figs. 4 to 11
) * Barrel section
(Figs. 13 and 14)
* Handle section and Controller (
Figs. 46 to 48
)
* Motor section (
Figs. 50 to 55
)
After removing the above parts, Gears and Crank shaft are left in Crank housing complete.
2) Disassemble Gears and Crank shaft from Crank housing complete as illustrated in
Figs. 56 and 57
.