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R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -3. Helical gear 33, Spindle hub
DISASSEMBLING
(1) Disassemble Bent pipe complete from Pipe bracket as drawn in Fig. 2.
And then, remove Helical gear section as drawn in Fig. 7.
Fig. 7
1. Remove Gear box cover, and
then remove four M5x20 Pan
head screws and Pipe bracket.
Gear box
cover
Pipe bracket
(2) Disassemble Helical gear section as drawn in Fig. 8.
Fig. 8
1. Put Helical gear 33 on 1R232, and press Spindle hub with 1R285.
Ball bearing 6901ZZ, Flat washer 12 and Helical gear 33 are separated from Spindle hub.
1R285
Spindle hub
Ball bearing
Helical
6901ZZ
gear
section
Helical gear 33
Ball bearing
6001ZZ
2. Put Ball bearing 6901ZZ on 1R036,
and press Spindle hub with 1R285.
Ball bearing 6901ZZ is separated
from Spindle hub.
ASSEMBLING
Assemble Helical gear section in the reverse order of Disassembly.
Note: Be sure to set two Flat washers 12 in place as drawn in Fig. 8.
2. Remove Helical gear section
from Gear box.
Ball bearing 6901ZZ
M5x20
Pan head
screw
(4 pcs.)
1R232
1R285
1R036
2A. If Ball bearing 6901ZZ is left in Gear box,
remove it using 1R089 and 1R130 as
drawn below.
Ball bearing 6901ZZ
Helical
gear section
Ball bearing
6901ZZ
Flat washer 12
Helical gear 33
Flat washer 12
Spindle hub with
Ball bearing 6001ZZ
Ball bearing
6001ZZ
Spindle hub
P 6/ 13
1R089
1R130
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