Bernina 430 Instruction Manual download pdf (Page 57)

57

Cleaning and maintenance

Cleaning

If the sewing computer is stored in a cold room, it should be brought to a warm room about one hour before use.

Cleaning the stitch plate

Periodically remove thread lint and

remnants which collect under the stitch

plate and the hook.

• turn power switch to «0» (off) and pull

out plug from electrical outlet

• remove presser foot and needle

• open the free arm cover

• press the stitch plate down at the back

right corner, lift and remove

• clean the area with the lint brush

• replace the stitch plate

Cleaning the screen and

the sewing computer

• wipe with a damp cloth

Cleaning notification

• visible on the display when the sewing

computer must be cleaned/oiled (after

approx. 180,000 stitches)

• if the sewing computer was cleaned the

display can be cleared by pressing the

«#» button twice

• the display can be cleared temporarily

by pressing the «clr» button but will

appear again when restarting the

sewing computer

• after clearing with «clr» for the third time

the cleaning notification will only appear

again after a further approx. 180,000

stitches

Cleaning the hook

aurora 430 / 440:

• turn power switch to «0» (off) and pull

out plug from electric outlet

• remove the bobbin case

• push the release lever to the left

• let down the locking lever and the black

hook race cover

• remove the hook

• clean the hook race, never use a sharp

instrument

• replace the hook, turning the

handwheel if necessary so that the

hook driver is on the left

• close the hook race cover and secure

with the locking lever, the locking pin

must engage

• check by turning the handwheel

• insert the bobbin case

aurora 450:

• turn power switch to «0» (off) and pull

out plug from electric outlet

• remove the bobbin case

• clean the hook race, never use a sharp

instrument

• insert the bobbin case

Service notification

• visible on the display when the sewing

computer must be taken for a service to

the BERNINA dealer (after approx.

2,000,000 stitches)

• if the service was done by the BERNINA

dealer the stitch counter will be on «0»

again and the display does not appear

anymore

• the display can be cleared temporarily

by pressing the «clr» button but will

appear again when restarting the sewing

computer

• after clearing with «clr» for the third time

the service notification does not appear

anymore - the next service notification

will be at approx. 4,000,000 stitches

Lubricating

• turn power switch to «0» (off) and pull

out plug from electric outlet

• squeeze one drop of oil into the hook

race

• run the sewing computer for a short time

without thread to prevent oil soiling your

work

Enviromental Protection

BERNINA is committed to the protec-

tion of the environment. We strive to

minimize the environmental impact of

our products by continuously impro-

ving product design and our technolo-

gy of manufacturing.

At end of life please dispose this product in

an environmentally responsible way

according to the national directive. Do not

throw away this product with your

household waste. In case of doubt, please

contact your dealer.

Never use alcohol, petrol,

white spirit or any type of

solvent to clean the sewing

computer!

C

Disconnect plug from the

socket before cleaning or

lubricating!

032907.52.04_0910_a430/a440/a450_EN

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