HygroMatik WL-RO-170, Руководство пользователя

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Page 38
11. Maintenance
Please note
It is recommended that the system is inspected and serviced at
least once per year by HygroMatik service personnel or a Hygro-
Matik service partner.
Prior to maintenance
Prior to any maintenance work, pls. follow the following instruc-
tions:
• Depressurise the system
• Pull power plug and secure system against being restarted
• Ensure that all system parts have cooled down to room
temperature.
After maintenance
When maintenance is complete and prior to starting production,
pls. observe the following instruchtions:
• All materials, tools and other equipment required to carry
out maintenance or servicing work must be removed from
the system's work area.l
• Check that any loosened screw connections sit firmly
• Ensure that all removed parts (e.g., the red groove ring,
…) have been reinstalled.
• Ensure that any spilt liquids have been removed.
11.1 Replacing the membrane
Interval
Replace the membrane if one of the two following faults is indi-
cated by the signalling lamps: "Permeate amount too low" or
"Conductivity in permeate too high".
WARNING!
Risk of microbial contamination!
Be sure to wear disposable gloves when changing the mem-
brane.