Brother International HE-800B Instruction Manual - English - Page 76

Adjusting the cutter installation, happens, replace or sharpen the cutter.

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9. STANDARD ADJUSTMENTS 9-6. Adjusting the cutter installation Lowest position Top of needle plate Lowest position 1. Install the cutter with the screw (1) so that the tip A of the cutter blade is aligned with the top of the needle plate when the cutter is pressed down by hand to its lowest position. * If using the flat cutter (2), install with the screw (1) so that there is a clearance of 1.5-2.0 mm between the cutter and the top of the needle plate. NOTE: ・ When the cutter is driven by the solenoid, the movement will be approximately 2 mm greater than that shown in the illustration. ・ If the cutter does not cut properly, the cutter may get stuck in the material and not return. If this happens, replace or sharpen the cutter. Top of needle plate 1.5 - 2.0 mm 3979Q 2. Loosen the two screws (4), and move the cutter holder (5) to adjust so that the clearance between the cutter and the needle bar (3) is 0.3 mm. * Check that the needle bar (3) does not touch the cutter when it moves sideways. 0.3 mm 3980Q 67 HE-800B

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HE-800B
9. STANDARD ADJUSTMENTS
67
9-6. Adjusting the cutter installation
1. Install the cutter with the screw (1) so that the tip A of
the cutter blade is aligned with the top of the needle
plate when the cutter is pressed down by hand to its
lowest position.
* If using the flat cutter (2), install with the screw (1)
so that there is a clearance of 1.5–2.0 mm between
the cutter and the top of the needle plate.
NOTE:
・
When the cutter is driven by the solenoid, the
movement will be approximately 2 mm greater
than that shown in the illustration.
・
If the cutter does not cut properly, the cutter may
get stuck in the material and not return. If this
happens, replace or sharpen the cutter.
2. Loosen the two screws (4), and move the cutter holder
(5) to adjust so that the clearance between the cutter
and the needle bar (3) is 0.3 mm.
* Check that the needle bar (3) does not touch the
cutter when it moves sideways.
Lowest
position
Top of needle plate
Lowest
position
Top of needle plate
1.5 – 2.0 mm
3979Q
3980Q
0.3 mm