System Set-Up
Installation Manual 65
ENGLISH
• Function Code 28 and 29 : Setting control parameter for Sanity water heating operation
Descriptions for each parameters are as following.
- Value #1 of Function Code 28 : temperature gap from Value #2 of Function Code 28.
- Value #2 of Function Code 28 : maximum temperature.
- Example : If Value #1 is set as ‘5’ and Value #2 is set as ’80’, then water tank heating will be
started when the water tank temperature is below 75°C(167°F).
- Value #1 of Function Code 29 : temperature gap from target sanitary water temperature.
- Value #2 of Function Code 29 : Determining heating demand priority between sanitary water
tank heating and under floor heating.
- Example : If user’s target temperature is set as ’50’ and Value #1 is set as ‘3’, then water
tank heating will be turned off when the water temperature is above 53°C(127°F).
Water tank heating will be turned on when the water temperature is below
50°C(122°F).
- Example : If Value #2 is set as ‘0’, that means heating priority is on sanitary water heating, In
this case the under floor can not be heated while sanitary water heating. On the
other hand, if the Value #2 is set as ‘1’, that means heating priority is on under
floor heating, sanitary tank can not be heated while under floor heating.
Sanitary water heating does not operate when it is disabled.
Enabling / Disabling sanitary water heating to operate is determined by pushing button.
When icon is displayed on the remote controller, sanitary water heating is enabled.
(by button input or scheduler programming)
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