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R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-4. Rotor
DISASSEMBLING
(1) Loosen four 4x35 Tapping screws, and then remove Battery housing R and Housing R in order from their housings L.
(Fig. 31)
(2) Remove Gear housing section as drawn in Fig. 32.
Inner housing in Gear housing section comes with Rotor.
(3) Loosen two M4x12 Hex socket head bolts with 1R170, and then remove Bearing retainer A. (Fig. 33)
(4) Pull Rotor section out straight from Inner housing by hand.
Note: Due to the effect of O ring 22.4 in the groove in Bearing room, pulling is preferable to tapping for removing Rotor
section.
(5) Insert a set of 1R356 under Ball bearing 608LLU, and press the shaft of Rotor in the center of Spiral bevel gear 11
complete with 1R281. (Fig. 34)
Ball bearing 608LLU, Flat washer 8 and Spiral bevel gear 11 complete are removed.
Remove 626DDW from Rotor with 1R269.
Fig. 31
Housing R
Battery
housing R
4x18 Tapping
screw (10 pcs.)
Fig. 33
1R170
Bearing retainer A
M4x12 Hex
socket head bolt
Rotor section
ASSEMBLING
Assemble by reversing the disassembly procedure.
Note: Be sure to set Flat washer 8 in place between Fan and Ball bearing 608LLU.
Gear housing section
4x35 Tapping
screw (4 pcs.)
Fig. 34
Arbor press
Spiral bevel gear
11 complete
Fig. 32
Two holes of Inner housing
for inserting two bosses of
Housing L
1R281
1R356
Rotor section
Stator
Ball bearing 608LLU
on Flat washer 8
Shaft of Rotor
Ball bearing 626DDW
P 11/ 25
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