Setting The Needle Bar Height - DURKOPP ADLER H-Type 969 Service Instructions Manual

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Setting steps
1. Unscrew the screws (1).
2. Take out the loop former (3) and distance piece* (2).
3. Select the appropriate distance piece* (2) for the needle thickness in
4. Insert the loop former (3) and distance piece* (2).
5. Tighten the screws (1).
* Distance pieces are contained in the accessory pack for the machine.

10.6 Setting the needle bar height

Sequence
First, check the following settings:
• Loop stroke position ( p. 53)
• A straight and undamaged needle must be used
Proper setting
Machine locked in place at position 1 ( p. 19) and upper stitch length
adjusting wheel set to 0.
 The hook tip is level with the lower third of the groove on the needle.
Faults caused by an incorrect needle bar height
• Damage to the hook tip
• Jamming of the needle thread
• Missing stitches
• Thread breakage
• Needle breakage
56
question.
WARNING
Risk of injury!
Risk of crushing injuries and stab wounds from
sharp and moving parts.
Switch off the machine before checking and setting
the needle bar height.
( Operating Instructions chapter, Inserting and replacing the needle)
Position of the hook and needle
Service Instructions 969 - 01.0 - 12/2015

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