Sterilization Mode; Quiet Operation - Panasonic WH-MDC05F3E5 Service Manual

12.11 Sterilization Mode

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Purpose:
To sterilize water tank by setting the required boiling temperature.
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Control start condition:
Tank connection menu is set to YES by control panel.
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Sterilization menu is set to YES by control panel.
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Sterilization signal received from control panel by timer.
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Control stop condition:
After sterilization timer completed or
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After 4 hours of operation since sterilization function starts.
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Control content:
Once the sterilization function is enable, set the target sterilization set temperature.
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Booster heater will allow to ON during solar SET condition.
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 Booster heater OFF Temp = Sterilization set temperature +0°C
 Booster heater ON Temp = Sterilization set temperature -7°C
Sterilization timer which set by control panel will start count after tank achieve sterilization set temperature.
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Target tank temperature will set back to normal tank set temperature.
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* Tank heater control is not affected by solar pump when solar priority set.

12.12 Quiet Operation

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Purpose:
To provide quiet operation compare to normal operation by reduces outdoor unit noise.
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Starting condition:
When quiet button is presses.
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When quiet is request to ON by weekly timer. (Refer to control panel)
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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
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Cancellation condition:
Cancel by pressing quiet button.
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Stop by OFF/ON button
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When quiet is request to OFF by weekly timer.
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