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Installation and Service Manual Upsilon-Series
37
9 Boilercontrol
The boiler has a control unit. This control takes care of most of the manual settings but
also provides numerous settings to adjust the control exactly to the installation and user
requirements.
Display
The LCD screen is backlit. The light is activated by pushing one of the buttons.
There are 3 light colours available. The various colours indicate the following:
Blue Basic level
Green Setting level
Red Problem display (ashing)
Having pressed a button, the screen light stays on for 2 minutes (blue screen) or 20
minutes (green screen).
Screen explanation
9 10 11 12 13
1 5
2 6
3 7
4 8
1. CH-program active
2. DHW-program active
3. Clock program active
4. Pump continuously active or pumps active when frost protection is active
5. Boiler off at outside temperature > T-day (when day temperature is active)
or > T-night (when night temperature is active)
6. System pump on
7. Burner on. Starts ashing during ignition, continuous when burner is on
8. Chimney sweep function (100% power for emission measurement)
9. Boiler address:
1 = Cascade Master
2.8 = Cascade Slaves
10. Identication burner inside boiler
11. Night temperature active
12. Day temperature active
13. 2 text lines with 8 characters each
A B C D
E F G H
Boiler symbols are not visible in case of a single boiler
or when no bus communication cable is connected
(Message code M024sc08).