Upper Thread Trimming Mechanism - Af/Ltt - AMF S-100 Parts And Service Manual

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1 4. U P P E R T H R E A D T R I M M I N G MECHANISM - AF/LTT
14.1. After installation of the holder with trimming knife – adjust the trimming knife after
loosening the screw ˜ to obtain the clearance 0,1 — 0,15 mm above the right spreader ™.
14.2. Using the screw — adjust the trimming knife – so that the left side of the knife was
covered with the right side of the throat plate.
14.3. Position the tip of the trimming knife – 0.9 mm in front of the needle › by loosening
screw š. Check the adjustment for keeping the clearance according to the point 14.2.
14.4. The normal home position of the trimming mechanism – is adjusted using screw œ.
Correct adjustment prevents cutting of the looper thread  (See diagram).
14.5. Adjust the initial position of the control lever ž to the space 0,05 — 1 mm from stud Ÿ
by the screw
Revised 06/2007
e-mail: service@amfreece.cz; parts@amfreece.cz; website: www.amfreece.com
Phones: +420 582 309 146 (Service); +420 582 309 286 (Spare Parts); Fax: +420 582 360 606
- STANDARD MACHINE ADJUSTMENT
after loosening its nut.
ž
Looper position when cutting
S-311
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