Cleaning And Maintenance; Cleaning; Oiling; Changing The Sewing Light - Baby Lock A_LINE Lauren BL450A Instruction And Reference Manual

CLEANING AND MAINTENANCE

cleaning

Fabric, thread scraps and dust
may accumulate around moving
parts and effect the functioning of
machine.
Unplug cord and clean machine
with the brush provided with the
accessories.

oiling

Critical parts used in this
machine are made of special
material that does not require
oiling. Only the parts indicated
with arrows shown below need
oiling. Depending on use these
should be oiled once or twice a
month.

changing the sewing light

If the sewing light does not light when power switch is turned on,
replace the bulb.
1. Unplug sewing machine from the wall receptacle.
2. Remove the Light Cover by loosening the screw.
3. After bulb is cool to the touch, carefully unscrew bulb to remove.
4. Replace with new bulb of same size wattage and size.
5. Replace the Light Cover.

changing the lower blade

Replace the Lower Blade as shown below when it becomes dull. An
extra blade is provided with the accessories.
1. Unplug the machine.
2. Open the front cover.
3. Disengage the upper blade. (See page 19)
4. Loosen the Lower Blade Screw and take out the blade.
5. Install new blade by inserting it into the groove of the blade holder. Be
sure that the tip of the lower blade is lined up with the surface of
Needle Plate, and tighten screw.
6. Re-engage the Upper Blade to cutting position. Close the front cover.
The upper blade is made of special hard material and should not require
replacement under normal use. If it should chip or need replacement, call
for your retailer.
Brush around the fabric feed dog
2-3
drops
Brush inside of the front cover
2-3
drops
Needle Plate
Lower Blade
Holder
Lower Blade
23