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12.11 Sterilization Mode
Purpose:
o To sterilize water tank by setting the required boiling temperature.
Control start condition:
o Tank connection menu is set to YES by control panel.
o Sterilization menu is set to YES by control panel.
o Sterilization signal received from control panel by timer.
Control stop condition:
o After sterilization timer completed or
o After 4 hours of operation since sterilization function starts.
Control content:
o Once the sterilization function is enable, set the target sterilization set temperature.
o Booster heater will allow to ON during solar SET condition.
Booster heater OFF Temp = Sterilization set temperature +0°C
Booster heater ON Temp = Sterilization set temperature -7°C
o Sterilization timer which set by control panel will start count after tank achieve sterilization set temperature.
o Target tank temperature will set back to normal tank set temperature.
* Tank heater control is not affected by solar pump when solar priority set.
12.12 Quiet Operation
Purpose:
o To provide quiet operation compare to normal operation by reduces outdoor unit noise.
Starting condition:
o When quiet button is presses.
o When quiet is request to ON by weekly timer. (Refer to control panel)
When any of above mentioned condition is achieved, this control is activated.
New target FM speed = Present target FM speed – 80 rpm
Minimum target FM speed = 200 rpm
Cancellation condition:
o Cancel by pressing quiet button.
o Stop by OFF/ON button
o When quiet is request to OFF by weekly timer.
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