Atag XL75W - Description of Display and Keyboard

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Operation
Description of display and keyboard
Boiler status Status description
C.Heating active Burner active for heating
Storage active Burner active for Storage Tank
CH pump overrun Overrun time pump over CH
DHW Pump overrun Overrun time pump over DHW
Pump frost prot Pump active for frost protection
Burn frost prot Burner active for frost protection
Storage frost prot Burner active for Tank Frost protection
Thermal Cleanse in progress AntiLegionella cycle in progress
DHW serving from solar DHW request serving from solar
Heat generation lock Burner inactive for boiler heat generation lock
Chimney active Burner in service mode stage
Air purge active Pump in air purge stage
The keyboard consists of a logical
button allocation for menu control,
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emission measurement.
* Reset only functions in case of
an Error or Message.
Recommendation: First identify the
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fault-code list in the problem-shooting
chapter and solve the problem.
The main switch is located on top
of the boiler between the air supply
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controls the 230V power supply
(L and N).
25/03/19 09:00
–10
°
1.5 bar
CH Pump Overrun
1 2
T10
BMS
32
°
Boiler mode and power button color:
The Power Button has four colors:
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(using power button).
- Green: boiler is on
(using power button), but not
active (no heating).
- Blue: boiler is on and active
(heating).
- Red: there is an error.
Power button
Display lock/unlock
Mode
Escape / back / correction
Value decrease / down / left
Value increase / up / right
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Reset
Chimney sweeper mode
Description of the keyboard: