Brother B-500, Руководство по обслуживанию

Страница: 117 / 211

3 - 46
Needle-presser module Modules
Assembly
7
Attachment of Thread release lever
1. Attach the thread release lever
2
and the spring to the shaft
1
of the
base holder assy., and then attach the retaining ring CS4.
*Key point
• Check that the hook of the spring is the upper side, when set it
as shown in the right figure.
Apply EPNOC AP (N) 0 to the shaft of the base
holder assy. Small amount
XC8387***
S06
2
S06
Retaining ring CS4 1
S06
SPRING
XC2460***
5.0
8
Attachment of Presser bar
1. Insert the base holder assy., the presser bar clamp
2
, the spring
3
, and the
base holder assy. from the bottom of the presser bar
1
, and then tighten
the screw
1
temporarily.
*Key point
• Fully tighten the screw after performing "4-15 Adjustment of
Presser bar height and parallel".
Apply FBK OIL RO 100 to the tip of the presser
bar. Apply liberally
XC8388***
1
Torque
1.18 – 1.57 N·m
3
1 2
1
1
Screw stud
M5