Moving Knife Guide Plate (Lower); Height Of The Looper - ELNA E9020 Service Manual

(15) Moving knife guide plate (lower)

Loosen screws 1 and 2 on the left stitch base line and tighten screw 2 to adjust so that the clearance provided between the needle and the
moving knife guide plate (lower) is 0.5 to 1 mm.
* When tightening screw 1, perform the adjustment of (14) Moving knife guide plate (upper).

(16) Height of the looper

Adjusting the height of the looper
(thread retaining at the time of thread trimming)
Loosen the setscrew to adjust so that the clearance provided
between the looper and the top end of the bobbin stopper is 0 to
0.1 mm when the looper is brought to the lowest position of its
stroke.
(Set a bobbin to the inner hook.)
How to adjust
How to adjust
Bobbin stopper
Inner hook
0 to 0.1 mm
(Clearance between looper and top end
of bobbin stopper)
25
Adjustment drawing
2
Moving knife
1 guide plate
(lower)
Needle
0.5 to 1
Disassembly
Throat plate
Location of components to be adjusted
Adjustment drawing
Setscrew
Looper