Protection For The Hook Tip And Loop Former - DURKOPP ADLER 838 Service Instructions Manual

4.3

Protection for the hook tip and loop former

1
3
Rules:
1. The loop former (1) should be adjusted so that the clearance to
the needle (A) is between 0.1 and 0.2 mm.
2. The guard plate (3) for the hook should prevent the needle from
touching the hook tip (4).
A
4
–
Adjust the maximum stitch length according to the machine
configuration.
–
Remove the throat plate.
–
Bend the loop former (1) to clearance (A) according to rule 1.
–
Position the hook tip (4) to the needle. Use a 3-mm hexagon socket
wrench to move the regulator screw (2) for the guard plate (3).
Adjust it so that the needle does not touch the hook tip (4).
–
Check: Put gentle pressure on the needle (refer to arrow) thus
turning the hook.
–
The adjustment in not incorrect if the guard plate (3) pushes on the
needle slightly.
Caution: Risk of Injury!
Turn the main switch off.
The hook protection and loop former should only be adjusted when the
machine is turned off.
GB
2
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