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Chapter 7 Maintenance
BES-961BC • BES-1261BC
136
BES-1261BC
1. Remove two connectors from the rear of
the needle bar case.
2. Loosen four screws q, and remove the
head cover w, and loosen two screws e
and remove the head cover Rr.
(Note) Because the heads No.1 and No.2 have the
head covers R and L respectively, remove
both the the covers when greasing.
3. Loosen four bolts t, and remove the
needle case y.
4. Loosen three screws u, and remove the
presser foot guide plate i.
5. Loosen two bolts o, and remove the cap
eaves guide !0.
6. Loosen three bolts !1, and remove the wiper
solenoid assembly !2.
7. Remove the screws !3 at the places indicated
by the arrow, insert grease into the tapped
hole using the syringe. Then tighten the
screws. Also grease the presser bar spring
!4, the pressure bar guide bracket !5, the
pressure bar metal U !6 and D !7.
8. After greasing, assemble in the reverse
order.
(Note) • When assembling the needle bar case y,
place it on the machine and turn the change
pulley !9 behind the cover !8 at right. Check
that it is engaged, and then tighten the bolts.
• When attaching the presser foot guide plate
i, move the presser foot up and down by
the retracting lever to check that is it not
distorted.
For more information, refer to the illustra-
tion in step 6 on page 134.
y
i
!8
!9
!3
!3
!3
!3
!3
!3
!4
!6
!5
!3
!7
y
t
!0
o
q
w
e
!2
!1
i
r
u