Adjusting the thread trimmer
9.1.2 Distance between control curve and roller
Check the correct setting
In idle position of the thread trimmer, the distance between the roller and
the control curve at its maximum diameter is 0.2 mm.
Important: The distance must not be measured at one of the recesses.
For checking and adjusting, thus turn the control curve so that the recess-
es do not point towards the roller.
Malfunctions in case of excessive gap
• Thread puller blade and counter-blade can jam
Cover
• Access to the underside of the machine( Chap. 4.5.1, p. 10)
Service Instructions 650-16 Version 00.0 - Last Updated 09/2012
Warning
Risk of injury
Crushing hazard due to moving parts
Switch off the sewing machine before you adjust the posi-
tion between the control curve and the roller.
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