3 setting the position of thread trimmer – SINGER UT-1 User Manual
Page 9
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
2-3 SETTING THE POSITION OF THREAD TRIMMER
WHEN THE PISTON OF. KNIFE DRIVING
CYUNDER REACH ITS LEFTEST DEAD
POINT AND TRIMMING KNIFE SET WILL
MOVE TO THE SIDE OF THE LOOPER.
THERE WILL BE A 2m.m. INTERVAL
BETWEEN THE TRIMMING KNIFE SET
AND THE LOOPER.
LOOSEN THE SET SCREW NLIT (A),
TURNING THE PISTON CLOCKWISE
TO REDUCE THE INTERVAL OR
COUNTER CLOCKWISE TO INCREASE
THE INTERVAL, TO ADJUST THE
TRIMMING KNIFE SET TO ITS PROPER
POSITION AND THEN TIGHTEN THE
SET SCREW NUT
TURNING THE HANDWHEEL AND MAKE
SURE THE "P" SET MARK MATCH THE
SET MARK FROM THE MACHINE HEAD.
USING HAND TO MOVE THE PISTON
OF THE KNIFE DRIVING CYLINDER IN
ORDER TO MOVE THE TRIMMING KNIFE
SET TO THE LOOPER
SET MARK o
HANDWHEEL
KEEP PUSHING THE PISTON OF KNIFE
DRMNG
CYLINDER,
THEN
THE
MOVABLE
KNIFE START TO MOVE FORWARD.
WHEN THE MOVABLE KNIFE MOVE TO
FROM THE LEFT EDGE OF FEED
DOG’S RIGHT COLUMN.
THE TIP OF THE MOVABLE KNIFE SHOULD
LOCATED ON THE TOP OF THE CENTER
LINE OF LOOPER'S RIDGE
7
FEED DOG
tjmi
15MM
LOOPER
- RR-\10VABL
TIP