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Adjustment
Adjustment of BH lever switch position
1. Raise the presser foot lifter.
2. Set the BH presser two pitches smaller than the maximum length.
3. Attach the BH presser.
4. Lower the presser foot lifter.
5. Lower the BH lever, and set to the BH presser.
6. Rotate the BH eccentric shaft so that BH0 comes into contact with BH1.
*Key point
• With the presser foot lifter raised, pull the BH presser forward as much as possible, and check that BH0
comes into contact with BH2 and that BH2 has some deflection.
• With the presser foot lifter raised, push the BH presser back as much as possible, and check that BH0 comes
into contact with BH1 and that BH1 has some deflection.
Содержание B-500
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