Bernina 43 Manual - Page 18

REPLACING THE CUTTING BLADE CAUTION: Be sure to disconnect the power supply by removing plug from socket-outlet before replacing the cutting blade. The upper blade might become dull after using over a period of time and will need to be replaced. A spare upper blade is provided in your accessory case. 2 Raise the upper blade arm to Its highest position by Set screw Upper bladeholder turning the hand wheel toward you. Loosen the upper blade set screw and take off the upper Presser foot Upper blade Upper •lade arm Throat plate blade. 2 Replace the new upper blade and tighten the upper blade set screw. (1) Turn the hand wheel toward you to set the cutting edge of the upper blade to its lowest position with the lower blade to overlap between 0.5mm and 1mm. Tighten the upper blade set screw securely. Upper blade Throat plate 0.5 -1.0mm Lower blade • Replacing the lower blade The lower blade (Fixed knife) of machine is made of a special material which does not require frequent replacement. However, should it chip and need to be replaced, a new one can be purchased from your local dealer. BUILTIN POCKET TYPE HANDLE Pocket type handle The built-in pocket type handle is a convenient way to carry your machine. -15-