Siruba FA007 - Upper Thread Take-Up Thread Guide Adjustment

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(Puler ..,.cificetion)
The clearance between the needles and the tips of the
loopers will
be 0.05 mm, pushing the needles by needle
guard •.
(Adju8ting Method)
L Turn the pulley toward yourself until the needles
come down to the lowest position.
2. Loosen stop screw e. and raise or lower needle guard
0 so that the bottom en ds of the needle eyes will be
about 0.5 mm above the bottom of needle guard e.
3. Tum the pulley toward yourself again until the tips
of the loopers come to the centers of the needles.
4. Loosen stop screw e. move needle guard 8 to the
left
or to the right, and adjust so that the clearance
between the needles
and the tips of the loopers will
be
0.05 mm, pushing needle points by needle guard 8 .
At this time, please make sure that the clearance
between the
lo op ers and the needles is 0.2-0.3 mm
in the backward movement of the loopers.
l5J Feed Dog Height Adjustment
Adjust the height of feed dog e so it is 0.8 mm above the top
of
the needle plate when feed dog 8 is at the highest position.
(Adjusting method)
Adjust th e height of feed dog 8 by turning feed bar eccentric
shaft
8
16) Upper Thread Take-up Thread Guide Adjustment
Adjust the height of the upper thread take·up thread guide so
that, the upper thread will not be loose when the needle bar
reaches the lowest point after the l oo pers run out of upper
thread loop
s.
(Adju.t method)
1. Tum the pulley toward yourself until the loopers run out
of upper thread loops.
2. Loosen set screw e. and raise or lower upper thread take ·
up thread guide e until it co ntact s the upper thread .
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From the library of: Superior Sewing Machine & Supply LLC