Brother BES-1241BC Instruction Manual page 142

Chapter 7 Maintenance
t
w
q
o
140
y
t
r
u
e
!0
y
!1
!2
i
BES-941BC • BES-1241BC
BES-1241BC
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
i
both the the covers when greasing.
3. Loosen four bolts t, and remove needle
bar case y.
4. Loosen three bolts u, and remove presser
foot guide plate i.
5. Grease all the grooves of the thread take-
up cam o and the work clamp cam !0 .
6. 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 !2 behind the cover !1 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.