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 Operating Instructions 

AT

AG QR-Series 

9

Main functions of the control panel

Button

Action

Procedure

Display / Function

Setting up the 

required 

room temperature

HC2 jointly with HC1 

Turn the rotating button left or right  

Turn the rotating button again for 

storing with OK button

or wait for 5 sec.

or push 

comfort target value with blinking temperature display

blinking temperature display in steps of 0.5° centigrade, from 10.0 to 30°C

Comfort value active 

Comfort value not active

- Basic display appears after 3 sec.

Only works in 

combination with 

QAA55, NOT with 

OT/On-Off

Setting the required 

room temperature 

for HC1 or HC2 

or 

2nd HC independent of HC1

Turn rotating button left/right 

Then push OK

Turn rotating button left/right 

Save with OK button 

or wait for 5 sec. 

or push  

Select heating circuit

Heating circuit active

blinking temperature display in steps of 0.5° centigrade, from 10.0 to 30°C

Comfort target value active 

Comfort target value not active

- Basic display appears after 3 sec.

Switching warm 

water operations 

ON or OFF

Push button 

Warm water operation ON / OFF

(segmented bar under symbol for warm water visible/invisible)

ON: Warm water preparation according to switching program

OFF: No warm water preparation

-  

Safety function active

DHW timer program 

via external 

controller is leading

Change operating 

mode

Factory setting

1 x short push of button and then 

once more, short push of button

 

once more, short push of button

Automatic operating mode ON, with:

heating operation according to timer program

Temperature target values according to heating program

-  

Safety function active

Summer/Winter - automatic switching active

ECO functions active

(segmented bar under corresponding symbol visible)

Continuous COMFORT heating ON, with:

Heating operation without timer program, at comfort target value

-  

Safety function active

Continuous REDUCED heating ON, with:

Heating operation without timer program, at reduced target value

-  

Safety function active

Summer/Winter - automatic switching active

ECO functions active

Automatic safety mode ON, with:

Heating operations switched off

Temperature according to frost protection value

-  

Safety function active

Only works in 

combination with 

QAA55, NOT with 

OT/On-Off

Control stop 

function

1 x push button (> 3 sec) 

push button once more (> 3 sec)

304: Control stop function 

Set target value

Basic display appears after 3 sec.

Button

Action

Procedure

Display / Function

Display of various 

information

1 x push button

push button again

push button again

Push button

INFO section is displayed

- Boiler status 

- Room temperature 

                                           - Room temperature minimum

- Warm water status 

- Room temperature maximum

- Status heating circuit 1  - Outdoor temperature

- Status heating circuit 2  - Minimum outdoor temperature

                                           - Maximum outdoor temperature

- Time / date  - Water temperature 1

- Error message 

- Boiler temperature

- Maintenance report 

-  Flow temperature

(Display of the information lines depends on the configuration) 

Back to basic display; INFO segment is suppressed

Operating mode 

according to 

target values that 

are 

set manually

Change of the 

factory setting 

for boiler 

temperature

 

short push of button

short push of button   

short push of button   

Rotating button turn -/+

short push of button   

short push of button   

short push of button   

Manual operating mode ON 

(spanner symbol is visible)

- Heating operations at preset boiler temperature (factory setting = 60°C)

301: Manual operation mode 

Set target value for manual 

operation?

Blinking temperature display 

Set required target value

Boiler status

Manual operating mode OFF (spanner symbol disappears)

De-aeration function

1 x push button (> 3 sec) 

push button once more (> 3 sec)

312: De-aeration function ON 

        De-aeration function OFF

Activation of 

chimney sweep 

function 

Push button (> 3 sec) 

push button once more (> 3 sec)

Chimney sweep function ON 

Chimney sweep function OFF

Short-term 

reduction of room 

temperature at 

QAA75 / 78

Push button 

push button again

Heating at reduced target value 

Heating at comfort target value

Only works in 

combination with 

QAA55, NOT with 

OT/On-Off

RESET

Reset button

Push button (< 3 sec.) push button 

again > 3 sec.

Facility is manually locked, unreleased equipment is unlocked, alarm bell 

disappears

    

 = Confirmation

 = Abort or back to basic display

MAY ONLY BE OPERATED BY A QUALIFIED INSTALLER!

Summary of Contents for Q 25CR

Page 1: ...8G 51 63 00 11 19 Changes reserved QR Series Boiler Q 25SR Q 38SR Q 51SR Q 60SR Q 25CR Q 38CR Q 51CR CE PIN 0063BQ3021 Operating instructions...

Page 2: ...value Process running please wait Burner in operation Fault messages Info level activated Programming active Heating temporarily switched off ECO function active Holiday function active Reference to h...

Page 3: ...completely and send it back to us Then we can be fully at your service Content Operating Instructions 1 Introduction 4 2 Safety 5 3 Description of the boiler 5 4 Display and keypad 6 5 Replenishing th...

Page 4: ...and performance Benchmark is managed and promoted by the Heating and Hotwater Industry Council For more information visit www centralheating co uk Please ensure that the installer has fully completed...

Page 5: ...r lower burning according to the heat demand Stainless steel Super solid kind of steel which keeps its quality for life It will not rust or erode in contrast to composition materials like aluminium 2...

Page 6: ...ed off ECO function active Holiday function active Reference to heating circuit Manual mode chimney sweeper mode Number of operating line parameter number Only works in combination with QAA55 NOT with...

Page 7: ...configuration of the control unit Settings which cannot be changed through the control elements are provided by means of programming By pushing the ESC button you always go one step backward whereby m...

Page 8: ...up slowly to 1 5 to 1 7 bar Press I key and turn the knob to water pressure Value on the display increases 5 Close cold water tap 6 Check whether the automatic de aeration program has been running If...

Page 9: ...Automatic safety mode ON with Heating operations switched off Temperature according to frost protection value Safety function active Only works in combination with QAA55 NOT with OT On Off Control sto...

Page 10: ...2 Phase Off uu mm 00 00 24 00 505 Mo Su 3 Phase On uu mm 00 00 24 00 506 Mo Su 3 Phase Off uu mm 00 00 24 00 516 Default values Yes No No Time program HC 2 When activated 520 Preselection Mo Su Mo Fr...

Page 11: ...31 12 653 Periode End Day Month tt MM 01 01 31 12 658 Operating level Frost protection Reduced Frost protection Frost protection HC1 710 Comfort setpoint C Value from Line no 712 35 20 0 712 Reduced s...

Page 12: ...no heat demand set the room thermostat low DHW Hot water Switch off DHW program Press the DHW function button M until the lowest value is reached The beam bar under the tap disappears Switching on wor...

Page 13: ...non abrasive cleaning agent You can find the warranty conditions in the warranty card which is supplied with the boiler 9 Disposal of the product This product should be handed in at a designated coll...

Page 14: ...erves the right to change the specifications and dimensions without prior notice ATAG Heating UK Ltd 3 Juniper West Fenton Way Southfields Business Park SS15 6SJ Basildon Essex Phone 01268 546 700 Fax...

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