48
4.8.1
Setting the needle thread tension
WARNING
Risk of injury from needle tip and moving parts!
Puncture, cutting and crushing possible.
Switch off the machine before setting the needle
thread tension.
Fig. 30: Setting the needle thread tension (1)
②
(1) - Pre-tensioner
(2) - Additional tensioner
①
(3) - Main tensioner
Operating Instructions 868-M - 01.0 - 12/2020
Operation
③