Navien COMFORT MATE EQH-20WUS, Руководство по установке, Страница: 23 / 36

Press [ ] button for volume control.
There are 3 volume levels and press the dial at desired volume level
to complete setting.
Adjusting the Sound
Setting Sterilization Mode
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Touch [ ] button for volume control.
There are 3 volume levels and press the dial at desired volume level to
complete setting.
When mute is set, ramp is turned on and voice guidance is turned off.
Once the sterilization mode is activated, water inside the
product is rapidly heated to a high temperature in order to
sterilize inside hot-water mattress. It is recommended to be
performed monthly and please do not use the hot-water
mattress when the sterilization mode is active.
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Please do not consecutively activate sterilization mode.
(Consecutive activation can lead to overheating errors)
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Press [MODE] button for 3 seconds to initiate sterilization mode
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When ‘no’ message appears on status window, rotate the dial toward
right until ‘yes’ message flickers, and press dial to complete setting.
ramp is turned on and the sterilization mode function initiates.
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Sterilization lasts for 25 minutes and the remaining time is shown on
status window with left side showing minutes, and right side showing
seconds.
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Once the mode is complete, the product automatically turns off.
Controlling Voice Volume
Sterilization Mode can only be controlled at boiler.
Controlling with Remote Controller