Table of Contents
Advertisement
10
Changing the knife
.08
1
2
Fig. 10 - 08
Preparation
● Loosen screw 1, move knife holder 2 as far as possible to the left and slightly tighten
screw 1.
Changing the top knife
● Using the balance wheel, position knife holder 3 at t.d.c., unscrew screw 4 and remove
knife 5.
● Insert a new knife and slightly tighten screw 4.
Changing the bottom knife
● Unscrew screw 6 and remove knife 7.
● Insert new knife and slightly tighten screw 6.
Adjustment
● The knives 5 and 7 should be positioned so that
- the blade of the top knife 5 and of the bottom knife 6 overlap by 0.5 – 1.0 mm.
- the bottom knife 7 is 0.0 -0.3 mm below the needle plate and
- the knives 5 and 7 cross each other at their central points.
● Position knives 5 and 7 accordingly and tighten screws 4 and 6.
● Adjust the cutting pressure with knife holder 2 and tighten screw 1.
3
4
5
7
6
Switch off the machine!
Danger of injury if the machine starts accidentally!
Care and maintenance
0,5 - 1 mm
0 - 0,3 mm
33
Advertisement
Table of Contents
