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Care and Maintenance
Cleaning the Hook
Electronically Driven Components
CAUTION
Risk of injury near the needle and the hook.
> Switch the machine off and disconnect it from the power supply system.
> Open the hook cover.
> Remove the bobbin case.
> Push the release bracket to the left.
> Flap down the fastening bracket along with the black hook race cover.
> Remove the hook.
Dust and Thread Residues Inside the Machine
NOTICE
Damage to mechanical and electronic components.
> Use a brush or a soft cloth.
> Do not use compressed air spray.
> Clean the hook race area with a brush and a soft cloth. Never use any sharp instruments.
> Hold the hook at the pin in the center with two fingers.
> Guide the hook with the lower edge diagonally from the top to the bottom behind the hook race cover.
> Position the hook so that the two lugs on the hook driver fit into the corresponding openings on the
> Insert the hook.
> Close the hook race cover and the fastening bracket until the release bracket engages.
> As a check, turn the handwheel.
> Insert the bobbin case.
Lubricating the Hook
By oiling the hook, the occurrence of unwanted noises in the hook area can be avoided. BERNINA
recommends oiling the hook at the following intervals:
• Before using the machine for the first time
• After a longer downtime of the machine
• For intensive use: Daily before sewing
• When the message " Lubricate the Machine " is displayed
• In case of unwanted noises in the hook area
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hook, and the colored marking on the hook driver is visible in the hole of the hook.
– The hook is magnetic and therefore fastened to the correct position.
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