Needle Bar Mechanism (2) - Brother RH-9820 Service Manual

6. ASSEMBLY

6-6. Needle bar mechanism (2)

* Refer to the detailed descriptions on pages 66 to 68 for details on A to F in the illustration.
* Apply the grease specified by Brother (MOLYKOTE LONGTERM W2 manufactured by Dow Corning
Corporation) in the places indicated by
Refer to "7-6. Adjusting the
height of the needle bar" when
fully tightening.
E
Install so that
the needle bar
moves up and
down smoothly
and the amount
of play when
the needle bar
turns is as small
as possible.
65
.
B
C
RH-9820
Refer to "7-30.
Adjusting the
needle bar and
looper base
turning center"
when fully
tightening.
A
F
D
F
0832B