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Safety Instructions
Safety Instructions
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What You Should Know
Inform Yourself
About these instructions 4
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Basic heating technology know-how 5
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Overview of operating and display elements 6
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Quick Reference
On the Spot Operation
Your remote control is preset ... 7
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Altering date and time 7
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Language selection 8
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Selecting your operating mode (summer, winter) 9
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Altering room temperature 10
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Using Viessmann Comfort Functions
Setting the party mode 11
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Activating the energy saving mode 11
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Operating Instructions
Space Heating Adjustments
Accessing/Altering the time program for
space heating 12
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Domestic Hot Water Production Adjustments
Accessing/Altering the time program for domestic hot
water production 14
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Altering domestic hot water temperature 17
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Altering the time program for the DHW recirc. pump 18
When you go on holidays ...
Setting the energy saving mode for your holiday
period 20
Other Adjustments
Accessing temperatures and the operating status 21
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Altering factory default setting 21
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Appendix
What to Do, If...
Diagnosis and corrective action 22
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HowtoSaveEnergy
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