Maintenance; Important Notes On Maintenance - Nordmann AT4 Operating Instructions Manual

6

Maintenance

6.1

Important notes on maintenance

46
Qualification of personnel
All maintenance work must be carried out only by well qualified and trained
personnel authorised by the owner. It is the owner's responsibility to verify
proper qualification of the personnel.
General note
The instructions and details for maintenance work must be followed and
upheld.
Only the maintenance work described in this documentation may be car­
ried out.
Only use original Nordmann spare parts to replace faulty parts.
Safety
Some maintenance work requires removal of the unit cover. Please note
the following:
DANGER!
You may get in touch with live parts when the unit is open. Touching live
parts may cause severe injury or even lethal violation.
Prevention: Before carrying out any maintenance work set the Nordmann
AT4 out of operation as described in chapter 4.4 (switch off the unit, dis­
connect it from the mains and stop the water supply) and secure the unit
against inadvertent power­up.
CAUTION!
The electronic components inside the humidifier are very sensitive to
electrostatic discharge.
Prevention: Before carrying out any maintenance work to the electrical
or electronic equipment of the humidifier, appropriate measures must be
taken to protect the respective components against damage caused by
electrostatic discharge (ESD protection).
Danger of electric hazard!