Maintenance w ork Explanation Operating
to be carried out hours
Upper part of machine
- Remove lint, pieces of
thread and other cutting
waste .
- Clean oil collector.
Places in special need of cleaning:
- area under the needle plate 1
- feeders
- area around the shuttle 2
- upper part of bobbin housing 3
- inner surface of shuttle cover
- needle-thread tensioners
- Remove lint and oil spills with a cloth
8
8
Sewing drive
- Check the condition and
tension of the V-belt.
It must be possible to depress the V-belt
by about 10 mm by pressing it with a
finger at its mid-point.
160
Compressed-air
maintenance unit
(optional equipment)
- Check the water level
in the pressure regulator.
Clean the filter insert.
The water level m ust not rise as high as
the filter insert 4.
- After screwing in the drain screw 6
blast water under pressure out of
the water separator 5.
NB:
The water separator 5 is fitted with
semi-automatic condensation drainage.
When the pressure falls below a certain
level the condensation is automatically
drained.
Dirt and condensation are separated out
by the filter insert 4.
- Disconnect the machine from the
compressed-air supply.
- Screw in drain screw 6.
Theremustbenopressureinthe
machine’s pneumatic system.
- Unscrew water separator 5.
- Unscrew filter insert 4
Wash the filter shell and insert
with cleaning fluid ( not solvent!)
and blast clean.
- Re-assemble and connect the
maintenance unit.
40
500
30
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