113113
EN
Warnings
Installation
Use
12.2.3. Operations to be performed by the installer
Once a year:
• Clean the exterior of the outside unit:
- Clean any dust from the heat exchanger, taking care not to damage the ns. If
necessary, use a soft brush and low pressure sprayer (lled with water or a
product suitable for the heat exchanger);
- Clean the drain and the condensate pan on the outside unit.
• Check the alarm log
• Check the hydraulic sealing: check that there are no signs of leaks.
• :
- Cold water/hot water union
- Electric heating element hatch seal
• Check the tightness of the electrical connections
• Read the minimum and maximum values for the hot water sensor then reset the
values
• Read the minimum and maximum tank top sensor values then reset the values
• Read the minimum and maximum air sensor values then reset the values
• Read the minimum and maximum condenser sensor values then reset the values
• Check the heat exchange value. Based on the air temperature dierence: Air inlet
T° - air outlet T° ≥ 3° C (if outside the reference value or recommendation, contact a
refrigeration engineer).
Every 2 years, depending on the water quality:
• Water heater descaling:
- Hard water TH > 25 °f every 2 years
- Neutral water from 15 °f to 25 °f every 3 years.
(Dene frequency based on the amount of limescale found during the rst
inspection)
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