Adjusting The Needle Thread Regulator - Dürkopp Adler 513 Operating Instructions Manual

Operation
Operating Instructions 513/533 - 01.0 - 09/2023
sewing material. With thin sewing material, excessive thread
tension can lead to undesired ruffing and thread breaking.
Opening the needle thread tension
When the thread is cut, the main tension (2) is opened automatically.
3.3

Adjusting the needle thread regulator

CAUTION
Risk of injury from sharp and moving parts!
Puncture or crushing possible.
Only thread the needle thread with the machine
switched off.
Fig. 3: Adjusting the needle thread regulator
①
②
(1) - Needle thread regulator
(2) - Thread tensioning spring
(3) - Screw
③
17