crwdns2934241:0crwdne2934241:0 L Pfaff

crwdns2934249:0crwdne2934249:0:

Jos de Mul , You may have to disassemble the machine a bit, pg. 5-7 of the guide below shows what looks to be a type of round/cylindrical shaped retainer which keeps wheel locked in position. Click on the parts guide below.  Good luck. I hope this helped you out, if so let me know by pressing the helpful button.

https://media.needapart.co.nz/manuals/FC9202_Consumer.pdf

crwdns2915684:0crwdne2915684:0:

open