106
Replacing the Upper Knife
A spare upper knife is located in the accessory box.
Replace the upper knife when it becomes dull or
nicked.
1. Unplug the machine.
2. Open both front and side covers.
3. Set the upper knife (a) in its engaged position and
lock the upper knife. (See page 92.) Remove the
upper knife by loosening the bolt (b) with the
wrench (c) found in the accessory box.
4. Brush the lower knife and the surrounding area to
clean out any accumulation of lint, etc.
Lower the upper knife to its lowest position by
turning the handwheel towards you. At this position,
put a new upper knife in place, making sure that
the edge of the blade is approximately 0.5 to 1.0
mm below the surface of the lower knife (d).
Tighten the bolt (b) firmly. Unlock the upper knife.
NOTE:
The lower knife is made of a special hard alloy and will
not normally have to be replaced.
Replacing the Light Bulb
1. Unplug the machine.
2. Raise the presser foot and swing open the lamp
cover.
3. Turn the bulb counterclockwise to remove.
4. Insert the new 15 watt bulb into the socket and turn
the bulb clockwise. Close the lamp cover.
(a)
(b)
(c)
0.5-1.0 mm
Summary of Contents for 1200D
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Page 115: ...770 800 XXX Printed in Japan...
