Brother RH-9820 Service Manual page 111

A
Turn the feed base (a) upside down. Place the
four retaining rings C (1) onto one side of the
four ball bearings (2), then apply adhesive
(Threebond 1373B) to the four ball bearings
(2) and then insert them into the four holes (b).
* Wipe away any excess adhesive at this
time.
* Install so that the layout of the balls (c) is in
an "X" pattern on the installation surface as
shown in the illustration.
C
Assemble as shown in the illustration.
(最縮時)
E
Assemble as shown in the illustration.
(When at maximum retraction)
B
Installation
surface
0990B
0991B
D
0994B
F
0996B
RH-9820
Place the retaining rings C (4) onto one side of
the ball bearing (5), then apply adhesive
(Threebond 1373B) to the ball bearing (5) and
then insert it into the Y bearing (7).
* Wipe away any excess adhesive at this
time.
* Install so that the layout of the balls (d) is in
an "X" pattern on the installation surface as
shown in the illustration.
Assemble as shown in the illustration.
(When at maximum retraction)
Assemble as shown in the illustration.
(When at maximum retraction)
6. ASSEMBLY
Installation
surface
0992B
0993B
0995B
0997B
102