Maintenance – SINGER 1748 User Manual

Page 91

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Attention:

Disconnect the machine from the electrical supply by removing

the plug from the main socket. When cleaning the machine, it

must always be disconnected from the electrical supply.

Turn the handwheel until the needle is fully raised.
Open the hinged front cover and unscrew the needle plate

screws with the screw driver (1).

Use the brush supplied to clean the whole area (2).

Remove the bobbin case. Snap the two hook retaining arms (3)

outwards. Remove the hook race cover (4) and the hook (5)

and clean with a soft cloth. Lubricate at the point (6) (1-2 drops)

with sewing machine oil. Turn the handwheel until the hook race

(7) is in the left position. Replace the hook (5). Replace the

hook race cover and snap back the two hook retaining arms.

Insert the bobbin case and bobbin and replace the needle plate.

Fabric lint and threads must be removed regularly.

Your machine should be serviced at regular intervals at one

of our service centers.

Remove the needle plate:

Cleaning the feed dogs:

Cleaning and lubricating the hook:

Important:

Maintenance

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GB

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