Table of Contents
Advertisement
7. BRAKE TIMING FOR FEED REGULATOR
STANDARD
When balance wheel i s turned forward. feed regulator is released from the brake at the position that needle i s lowered
mm from its highest pos1tion and brake operates again from the position that the need l e 1s raised at 15.2 m m
by
21.4
until its h1ghest posit1on through its lowest position.
ADJUSTMENT
1. Lower the needle by 21.4 m m from its highest position by turnmg balance wheel.
2. Loosen a screw.
Adjust the clearance between feed regulator and brake-gum to be 0 "' 0.05 mm by turning eccentric
3.
T1ghten the
screw.
4.
5.
Raise the needle by 1 5.2 mm from its lowest position through 1ts lowest position
Make sure that the brake
6.
properly operated on feed
IS
regulator.
Needle bar
h1ghest pomt
-36-
shaft.
.
On the way
IS
needle bar
a
.
Needle bar h1ghest po1nt
c
=a+ 15.2
On the way
needle bar is ra1s1ng
c
mm
- Quick Links:
- Outer Parts
Hide quick links:
Advertisement
Chapters
Table of Contents
