Pfaff 261 - 362 Owner's Manual - Page 33

I 5. Machine Feeds Improperly Cause: Feed dog set too low, does not rise up enough above needle plate level. Accumulations of lint packed between feed teeth. Remedy: Have your Pfaff dealer make the necessary adjustment. Take off needle plate and remove lint with a stiff brush. 6. Machine Works Heavily Ca use: Motor belt is too loose, or has shrunk and causes excessive pressure on bearings. Machine works heavily when automatic embroi dery mechanism is engaged. Hook raceway lacks oil or is obstructed by pieces of thread. Mechanism clogged by inferior oil. Bobbin winder working while sewing (when a bobbin is not being filled). Remedy: Have your Pfaff dealer adjust the belt tension. See note on page 8. Clean and oil hook raceway. Use only Pfaft sewing machine oil -- never salad oil or glycerine. Stop bobbin winder. 32