9-8. Changing the presser foot lift; Adjusting presser foot lift to 3 - 5mm; Adjusting presser foot lift to 5 - 8 mm- Page 44

9. STANDARD ADJUSTMENTS

BAS-341F, 342F

37

(9)

(8)

(6)

(7)

0.5 - 1 mm

3 - 5 mm

9-8. Changing the presser foot lift

<Standard presser foot lift is 3 mm (max. 8 mm). >

Adjusting presser foot lift to 3 - 5mm

1. Loosen the screw (2) and open the intermittent cover (3).
2. Loosen the nut (4) and adjust the intermittent presser connecting rod (5) position.

 (When the intermittent presser connecting rod is raised, the lift will increase. When lowered, the lift will decrese.)

Adjusting presser foot lift to 5 - 8 mm

1. Turn the upper shaft to set the presser foot to its lowest point. Loosen the screw (9) of intermittent presser arm (R) (8).

Adjust the clearance between the presser lifter (6) and the presser bar bush (7) to 0.5 - 1 mm.

2. Loosen the nut (4) and adjust the intermittent presser connecting rod (5) position.

 (When the intermittent presser connecting rod is raised, the lift will increase. When lowered, the lift will decrese.)

3. Loosen the presser foot screw and adjust the height of the presser foot so that it is 0.5mm above the top of the

material being sewn when the presser foot is lowered.

If vertical movement of the presser foot is not required

1. Remove the face plate (10).
2. Remove the stud screw (11) and re-attach the intermitte connecting rod (12) to the upper screw hole (14) of the

intermittent presser arm F (13).

1254S

1963S

1252S

1964S