TM
Electric Tankless Water Heater -
Installation Manual and User Guide
25
EN
5. Maintenance
Maintenance
This device does not require any maintenance by the user. Professional maintenance
may only be carried out by duly authorized technical staff. Maintenance, e.g. verifying
electrical safety, should only be undertaken by a qualified electrician, observing the rel-
evant regulations (IEEE, etc.).
If faulty, please take follow the trouble shooting in page.26 to 28 to make the
diagnosis. If still have problem, never try to repair the hot water device yourself,
please contact the nearest service specialist for help.
Care
The enclosure can simply be cleaned with a damp cloth. Do not use aggressive clean-
ers or cleaner’s with a scouring effect!
De-scaling
The appliance is only to be descaled by a suitably qualified specialist.
Legislation prevention
Do not use heated water as drinking water.
After prolonged shutdown of the device for example due holiday, the device should be
fully heated up to the maximum temperature (tap at minimum flow) before re-using. It
is recommended to flush the pipes for one minute.
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