98
42. Changing the needle threader
Note:
The needle threader is only exchanged complete with the threader bar frame.
Removal:
• Remove the machine’s mains lead.
• Remove the needle and the presser foot.
• Press threader key 67 down completely and keep it pressed (fig. 106).
• Using a small screwdriver, raise bracket 157 of threader bar frame 158 slightly.
• Remove the complete threader bar frame downward from threader bar 159.
Fitting:
• Push the new threader bar frame together with the needle threader onto the threader bar, until
bracket 157 clicks back into place.
Cross-check:
• Insert a new needle Nm 70.
• Move the needle threader up and down by pressing threader key 67.
• Carry out a visual check of the position of the needle-threader prong in the needle eye.
• If necessary, readjust the position according to section 17 of the service manual.