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Adjustment
13 - 15
13.05.13 Needle-thread tension release
Requirement
With the lifting presser raised, there must be a clearance of at least 0.5 mm between
tension discs 4.
● Position pressure plate 1 behind mounting bracket 2 according to Requirement.
The clearance of 0.5 mm is a miminum setting and may be as much as 1 mm
for heavy threads.
When the tension is engaged, release pin 3 must not be under load.
Fig. 11 - 13
2
4
1
3
0.5 mm