OPERATION
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Step 11 Has there been a power failure? Yes: Æ step 1
No: Æ step 12
Step 12 Deactivate manual operation? Yes: Æ step 13
No: Æ step 5
Step 13 To deactivate manual operation:
Press and hold the d button for more than 2 seconds until the dot disappears.
Æ step 1
Settings menu
Step 1 [\/2/4| Display value. Currently measured CH flow temperature in °C.
Also see section 14.2, page 70.
Step 2 Open the “Settings” menu? Yes: Æ step 3
No: Æ step 1
Step 3 To open the "Settings" menu:
Press and hold the
d + e buttons for more than 2 seconds
Step 4 [l/-/-] Display setting. As soon as the display shows [l/-/-], the "Settings" menu
is open. You can set the boiler performance using the first parameter
shown on the display. Also see section 14.3, page 71.
Step 5 Adjust boiler performance? Yes: Æ step 7
No: Æ step 6
Step 6 Lower: Decrease the target boiler output with the c button. The minimum setting
is [l/2/5] = 25 % with an 80-kW boiler and [l/2/0] = 20 % with a 65 and 100-kW boiler.
Higher: Increase the target boiler output with the
d button. The maximum setting
is [l/-/-] = 100 %. This is equal to the factory setting.
Step 7 Press the e button.
Step 8 [f/\/5| Display setting: Set the second parameter as soon as the display shows
[f/\/5|. This parameter shows the target pump run-over time in minutes
after heating operation has ended. Also see section 14.3, page 71.
Note: Do not set a pump run-over time of less than [f/\/5| (= 5 minutes).
Step 9 Set the pump run-over time after heating operation has ended? Yes: Æ step 10
No: Æ step 11
Step 10 Lower: Decrease the target pump run-over time after the end of heating operation
with the
c button. The minimum setting is [f/\/0| = 0 minutes. The factory default
setting is 5 minutes. CAUTION: Do not set the target pump run-over time after the
end of heating operation to less than 5 minutes.
Higher: Increase the target pump run-over time after the end of heating operation
with the d button. The maximum setting is [f/6/0| = 60 minutes or [f/1/d| = 24 hours.
Step 11 Press the e button.
Table 13 Settings
Manual operation menu
Table 12 Manual operation
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