Silvercrest SNM 33 B1 User Manual download pdf (Page 90)

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Maintenance

Attention:

Remove the stitch plate (A):

Cleaning the feed dog (B):

Cleaning and lubricating the hook (C-G):

Important:

Disconnect the machine from the electricity supply

by removing the plug from the mains socket. When

cleaning the machine, it must always be

disconnected from the electricity supply.

Turn the handwheel until the needle is fully raised.

Open the hinged front cover and unscrew the

needle plate screw with the L-screwdriver.

Remove the bobbin case and use the brush

supplied to clean the whole area.

Remove the bobbin case. Snap the two hook

retaining arms (C) outwards. Remove the hook race

cover (D) and the hook (E) and clean with a soft

cloth. Lubricate at the points (F) (1-2 drops) with

sewing machine oil. Turn the handwheel until the

hook race (G) is in the left position. Replace the

hook (E). Replace the hook race cover and snap

back the two hook retaining arms. Insert he bobbin

case and bobbin and replace the stitch plate.

Fabric fluff and threads must be removed

regularly. Your machine should be serviced at

regular intervals at one of our service agencies.

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Silvercrest SNM 33 B1 User Manual Page 90