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4.1.2. Replacing filter cartridge.
The filter cartridge should be replaced after 4000-8000
hours of operation or after 4 years.
This is dependent of the load put on the filter.
Procedure:
1. Before dismounting the service hatch on the side
of the filter it is very important that the service tech
-
nician is properly protected using safety gear.
2. All power must be disconnected. Make sure that
the power can not be turned on by accident.
3. The compressed air connection should be discon-
nected using the ball valve.
If a ball valve is not fitted, shut off the compressor
and empty the tank manually using release button.
4. Unscrew all finger screws and remove the service
hatch.
5. The filter cartridge is held in place by three latches
in a flange at the top of the cartridge.
6. Loosen the filter cartridge my simply turning it so
that the latches release.
7. Carefully remove the contaminated filter cartridge
and place it in a large sealed plastic bag.
8. Carefully place the new filter cartridge and secure
it by turning it.
9. Reattach the service hatch and fasten the screws.
(Remember to reconnect power and compressed
air.)
10. Control the filter for function and leaks.
11. Dispose of the contaminated filter cartridge in a
secure manner as prescribed by local authorities.