DeDietrich KALIKO Essentie ETWH 180 E, Инструкция по установке и обслуживанию

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7 Commissioning
7.1 General
Commissioning of the thermodynamic water heater should be carried out:
When it is used for the first time;
After a prolonged shut-down;
After any event that may require complete reinstallation.
Important
Commissioning of the thermodynamic water heater allows the
user to review the various settings and checks to be made to start
up the water heater in complete safety.
7.2 Points to check before commissioning
Check that the thermodynamic water heater is full of water.
Check the tightness of the connections.
Check that the safety devices are working correctly.
Check the operating mode.
7.2.1 Checklist for commissioning
General checks:
Tightness of connections.
Check whether there is any water in the end of the drain pipe on the
safety valve. If any leaks are detected, replace the safety valve.
Electrical checks:
Presence of the recommended circuit breaker,
Tightening of the terminal blocks,
Separation of the power and low voltage cables,
Mounting and positioning of the sensor.
7.3 Commissioning procedure
7.3.1 Initial commissioning
Caution
Initial commissioning must be performed by a qualified
professional.
See
User manual for start-up of the display.
7.3.2 Defrosting when heating water
When the heat pump is running, if the evaporator is frozen owing to a
lower room temperature, the system defrosts automatically to maintain
efficient performance (approx. 5-15 min). During defrosting, the
compressor shuts down but the fan motor continues to run.
7 Commissioning
7629886 - v07 - 20072020 ETWH 39