Adjustment
13 - 5
13.05.03 Neutral position of the bottom feed dog
Requirement
With the stitch length set at ”0”
1. The marking on the toothed segment 1 should be positioned in the centre of the toothed
wheel shaft 3.
2. Cranks 4 and 6 should be in alignment and there should be no feeding motion of the
bottom feed dog when the balance wheel is turned.
Fig. 13 - 04
● Switch on the machine.
● On the control panel set the stitch length at "0" and turn the balance wheel until the stitch
length control motor reacts.
● Make sure that parameter 834 is set at "0", see Chapter 13.11 Parameter settings.
● Adjust tooth segment 1 (screws 2) according to requirement 1, without turning toothed
wheel 3.
● Adjust crank 4 (screws 5) according to requirement 2.
● Switch off the machine.
6
5
4
57-41a
1
2
2
3
0.0
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