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5-2. Adjusting the presser foot height
y
t
u
w
i
q
5-3. Adjusting the feed dog height
q
r
Higest position
r
6mm
1mm
e
w
e
w
Standard
Lowest position
The standard height of the presser foot q is 6 mm when
the presser foot q is raised by means of the presser bar
lifter w.
1. Remove the two screws e and then remove the thread
take-up guard r.
2. Loosen the nut t of the adjustment screw y , and then
turn the adjustment screw y so that there is no pres-
sure applied to the presser foot.
3. Raise the presser bar lifter lever w. The presser foot q
will also rise.
4. Loosen the screw u and move the presser bar i up
and down to adjust the height of the presser foot q to
6 mm.
5. Tighten the bolt u.
6. Adjust the presser foot pressure using the adjustment
e
screw y, and then tighten the nut t.
7. Install the thread take-up guard r with the two screws
e.
0591M
The standard height when the feed dog q is at its highest
0592M
position above the needle plate is 1 mm.
1. Turn the machine pulley to move the feed dog q to its
highest position above the needle plate.
2. Tilt back the machine head.
3. Loosen the screw w.
4. Turn the pin e to move the feed bar r up and down
in order to adjust the height.
5. Securely tighten the screw w.
0593M
LZ2-B850,B851
5. ADJUSTMENTS
5-02
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