18
11
11
11
11----8
8
8
8 Oiling each part
Oiling each part
Oiling each part
Oiling each part
The clutch has been greased at the factory. Add grease before it runs out.
Turn the handwheel to align mark A on the housing with mark B on the lever.
Remove screw C of the oil hole and then supply grease. Remove screw D and grease the
bearing.
【
12
】
EMK FRONT KNIFE DEVICE
12
12
12
12----1 Adjusting and oiling the lower knife holder
1 Adjusting and oiling the lower knife holder
1 Adjusting and oiling the lower knife holder
1 Adjusting and oiling the lower knife holder
Loosen screw A to change the position of the lower knife
holder. The upper and lower knife holders can be
adjusted left to right simultaneously. When changing
the distance from the right needle to the fabric edge,
adjust the lower knife holder.
12
12
12
12----2 Replacing the lower knife
2 Replacing the lower knife
2 Replacing the lower knife
2 Replacing the lower knife
1. Loosen screw C on the collar. Move the shaft to the
right to provide clearance up and down.
2. Tighten screw C on the right collar temporarily.
3. Loosen screw D.
Remove lower knife E downward.
4. Align the blade of new lower knife E with the top
surface of the needle plate. Tighten screw D.
5. The upper and lower knives are overlapped by
loosening screw C on the collar.
6. Place a thread between the knives and check for the
proper cutting action by turning the handwheel by
hand. Tighten screw C.
7. Check for the proper cutting action again.
12
12
12
12----3 Replacing the upper knife
3 Replacing the upper knife
3 Replacing the upper knife
3 Replacing the upper knife
1. Create clearance up and down between the upper and lower knives (see 12-2 1).
2. Loosen screw F and remove upper knife G.
3. Secure a new knife and then check for the proper cutting action (see 12-2 6).
< Note >
Add a small amount of oil to oil hole B periodically.
