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R
epair
< 1 > Lubrication
Apply a little MAKITA grease N No.2 to the following portions marked with black triangle to protect parts
and machine from unusual abrasion. See Fig. 1.
Pulley cover
< 2 > Disassembling ball bearing at the top of arm ( Only for the arms of 9mm and 13mm width)
Put arm on No.1R032 "bearing setting plate", and keep the arm horizontal by supporting it
with No. 1R033 "bearing setting plate". And set No.1R278 "round bar for arbor" on pin 4. See Fig. 2.
Press No.1R278 "round bar for arbor" with arbor press. So, ball bearing and 2 pcs. of flat washers can be
disassembled from arm. See Fig. 2A.
1R278. Round bar
for arbor
Arm
No.1R033 Bearing
Setting Plate
Fig. 2
< 3 > Assembling ball bearing at the top of arm
Align the holes of flat washers with the hole of ball bearing by applying 1R278. "round bar for arbor" as illustrated
in Fig. 3.
After putting pin 4 on the aligned holes, press the 1R278. "round bar for arbor" put on pin 4, with arbor press
as illustrated in Fig. 3 A.
< Note > As for arm of 6mm width, ball bearing and axis are integral part of arm, which can not be removed.
Bracket
Pin 4
Ball bearing
No.1R033 Bearing
No.1R032 Bearing Setting Plate
( Only for the arms of 9mm and 13mm width)
1R278. Round bar for arbor
Flat washers
The sliding
portion
Came lever
Fig. 1
Arm
Setting Plate
Ball bearing
No.1R032 Bearing Setting Plate
Fig. 3
Arm installing
side
Arm cover
Flat washer
Ball bearing
Flat washer
Pin 4
Fig. 2A
1R278. Round bar
Pin 4
Fig. 3 A
P 3 / 9
for arbor
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