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R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-1. Drill Chuck
DISASSEMBLING
(2) Remove Drill chuck by using 1R223, 1R224 and Bit adapter (Fig. 3).
Fig. 3
Set up the Repairing tool.
1R223
1R224
ASSEMBLING
Do the reverse step of Disassembling.
Note: Preset fastening torque of 1R223 to 25.52 - 29.42 N.m and fasten Drill chuck by turning 1R223 clockwise.
[3]-2. Spindle and Helical Gear
DISASSEMBLING
(1) Remove Drill chuck (Fig.2, Fig. 3).
(2) Remove Spindle and Helical gear 35 (Fig. 4).
Fig. 4
1. Remove Housing R from Housing L and
remove Spindle together with Helical gear 35.
Housing R
Bit adapter
Insert 1R231 into Bit adapter and turn 1R233
counter clockwise to remove Drill chuck.
Bit adapter
2. Remove Ball bearing 606ZZ (small one)
from Spindle with 1R269.
Ball bearing 606ZZ
Helical gear 35
Ball bearing 6902ZZ
Spindle
1R231
Ball bearing
606ZZ
P 3/ 9
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