Nordmann DC4 - Maintenance; Important Notes on Maintenance

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5 Maintenance
Qualication of personnel
All maintenance work must be carried out only by well trained personnel who is familiar with the
unit and the associated risks.
General notes
The instructions and details for maintenance work must be followed and upheld.
Only the maintenance work described in this documentation may be carried 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!
Danger of electrical shock!
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 RC4/DC4 out of operation
as described in chapter 4.3 (switch off the unit, disconnect it from the mains and stop the water
supply) and secure the unit against inadvertent power-up.
CAUTION!
The electronic components inside the humidier are very sensitive to electrostatic discharge.
Prevention: Before carrying out any maintenance work to the electrical or electronic equipment of
the humidier, appropriate measures must be taken to protect the respective components against
damage caused by electrostatic discharge (ESD protection).
5.1 Important notes on maintenance