ANNEX
ޓ
CLEARANCE BETWEEN FEED DOG AND NEEDLE PLATE
1. To adjust a clearance between feed dog and needle plate, set SL dial at
"5"
and DF dial at
"1"
. Turn the handwheel towards you until feed dog moves to far
rear position. Loosen screw
"k"
and move feed bar
"m"
back and forth to
obtain a clearance
" F "
of
0.3 to 0.5 mm
. (Fig. 1) Fasten screw "
k
".
2. Turn the handwheel towards you until feed dog moves to far front position. Check
and make sure if a clearance between feed dog and needle plate is 0.7 mm.
(Fig. 2)
0.7
Fig.1
0.3~0.5mm
Fig.2
3mm
F
m
k
Summary of Contents for 745 -
Page 1: ...745 845 SERVICE MANUAL 2 2 5 5 1 3 5 NA 6 0 B 1 2 1 T P T P...
Page 18: ...a HEIGHT AND ALIGNMENT OF CLOTH PRESSER BAR 4a 5 b c 4 7mm...
Page 24: ...TIMING OF LOWER LOOPER 8a A B C D b a 5 2mm R1 Fig 1 Fig 2 Fig 3...
Page 51: ...ANNEX SETTING POSITIONS OF SL DF DIALS b c f d g e 2 1 C B A...
Page 61: ...M E M O...