[3] DISASSEMBLY/ASSEMBLY
[3]-2. Safety cover, Bearing box section
DISASSEMBLING
(1) Set the cutting depth of the machine to the maximum, and then remove Safety cover as drawn in
Fig. 7
.
(2) Remove Bearing box section as drawn in
Fig. 8
.
1. Remove Retaining ring S-38 with 1R003.
Then, separate M6x20 Pan head screw
and Rubber sleeve 6.
Note
: Look at Thickness ring and its assembled portion of Bearing box. If either of them has damage, replace it with
a new one.
Fig. 7
Fig. 8
Tension spring 4
Rubber sleeve 6
M6x20 Pan head screw
2. Remove Tension spring 4 from
Safety cover, and then separate
Safety cover from Bearing box.
Retaining ring S-38
1. Remove two M5x18
Pan head screws and
Bearing box section.
2. Remove Ball bearing 606ZZ with 1R269,
and then separate Retaining ring S-12
with 1R291.
Safety cover
3. Remove thickness ring from
Bearing box.
Thickness ring
Bearing box
Bearing box
Stepped portion
of Spindle
Ball bearing
606ZZ
Retaining
ring S-12
3. Put Bearing box on 1R217, and apply
1R032 to the stepped portion of Spindle.
1R032
1R280
Spindle
1R217
Arbor press
1R217
5. Press down Spindle carefully with 1R280 and Arbor press.
Spindle is removed from Bearing box.
6. Helical gear 38 and Ring 12 are removed.
Helical gear 38
Ring 12
Bearing retainer
19-33
4. Tap 1R032 with Arbor press until the stepped portion
of Spindle moves toward the hole of Helical gear 38.
Note
: Do not skip the steps 3 and 4. The disassembling
step 5 without steps 3 and 4 is dangerous and
cause the spindle to have damage.
P 6/ 11
R
epair
M5x18 Pan
head screw
