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No, I do not want a free functional warranty extension. I will not send my old, defective item back to Heiz24.
incl. 19% VAT , Free shipping to DE. shipping costs
Type: RI 2.S ( = Wolf R12 or De-Dietrich SV-matic 220 / 221 ) variant 1 with hot water Analogue controller with digital timer for one burner circuit and additionally one heating circuit with mixer as well as a storage charging circuit The Riello RI-2.S can be used as a replacement for older models of the De-Dietrich 200 series, for example 221DB etc. It can also be used in boilers without a second mixer circuit or without a storage charging circuit. The control is identical in construction with De Dietrich SV-matic 220, 221, 220B, 221D, 221DB Wolf R12 Series 2W and 3W Features of the Riello RI 2.S # weather-compensated control # variable boiler temperature # Mixer control # Memory charge control # Memory priority circuit # Operating mode selector switch # 2-channel digital timer # 3 captive standard programs # Boiler maximum and minimum temperature limitation # adjustable burner switching differential # adjustable summer shut-off # electronic adjustable system frost protection # adjustable storage pump overrun # Remote control connector
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