hajdu HB300 Installation, Usage And Maintenance Manual page 70

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 Press the 'DISINFECT' button, and the '
 Press the 'ENTER' button to confirm the manual start of the Anti-legionella
function. Then the heat pump heats the water in the tank up to 65
destroying any Legionella bacteria infection possibly present in the tank.
 While the temperature of the hot water in the tank exceeds 65°C, the '
flashes.
Anti-legionella function timer
 Press and hold down the 'DISINFECT' button for 3 seconds to navigate to the
timer function and display the clock setting option. While the function is being
set up, the '
' ' function, as well as a slowly flashing time setting display.
 By pressing the 'DOWN' or 'UP' arrow set the time when you want to activate
the function.
 To confirm the clock setting, press the 'CLOCK' button. Then the minute
setting will flash similarly to the hour setting before.
 Set the minutes on the clock by pressing the 'DOWN' or 'UP' arrow.
 Confirm the setting by pressing the 'ENTER' button. Thereby, you can activate
the function and quit the setting menu.
Remark:
The appliance will enable the anti-legionella function automatically at the time
set on every 7th day.
If you fail to set a time for this function, the automatic Anti-legionella protection
will turn on by itself at 23.00 every 7th day.
If the appliance is turned off or the program "Anti-leginella" is being run, pressing
the 'DISINFECT' button will make the '
VACATION mode
' icon continuously flashes and the display shows the
' icon will flash.
' icon show up.
°C
, thereby
' icon