Instruction manual

8. Maintenance
Caution: danger of injury
Turn off the main switch.
Maintenance may only be carried out with the machine
switched off.
Maintenance work m ust be c arried out no less frequently than at the intervals given in
the tables (see “operating hours” column).
Maintenance intervals may need to be shorter when processing heavy-shedding
materials.
8.1 Cleaning and testing
A clean machine is a trouble-free machine.
Maintenance w ork Explanation Operating
to be carried out hours
Upper part of the
machine
- Remove lint, pieces of
thread and other debris.
Places in special need of cleaning:
- underside of needle plate
- feeders
- area around shuttle
- bobbin housing
- thread cutter
- needle area
8
- clean oil baffle
(under upper part
of machine).
- remove lint and
pieces of thread
40
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