Atag iC Economiser 27 - Reset Button; Ancillary Functions

Reset button
The reset button allows the boiler to restart if an error has occurred.
In case of an error the symbol is displayed with a XXX code.
In other cases the reset button does not function and will not respond to
operation.
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Ancillary functions
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Both + buttons = Commissioning-mode
for checking the CO
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Both – buttons: Pump continuous on/o
DHW button: Scroll function
(‘scrolling’ through parameters)
CH + button = OK (confirm)
CH – button = ESC function
(back to standard display)
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