De Dietrich MS 24 BIC [79/292] Dhw expansion vessel available on request

De Dietrich MS 24 BIC [79/292] Dhw expansion vessel available on request
79
71.06199.02 - EN
INSTALLATION INSTRUCTIONS
26. CONNECTING THE EXTERNAL SENSOR
The wiring harness leaving the control board includes two RED wires tted with faston covers. Connect the external sensor
to these two wires.
With the external sensor connected, the “kt” curve (Graph 2) can be changed by pressing
+/- .
N.B.: In case of installation in an average living unit (good perimeter insulation and radiator systems), set the “kt” climate
curve to “25”.
TM = Flow temperature range
Te = External temperature
Graph 2
TM
Te
“kt” curves
1012_0501
DHW expansion vessel kit comprising:
- 1 stainless steel expansion vessel;
- 1 support for expansion vessel;
- 1 nipple G1/2”;
- 1 lock nut;
- 1 connection hose.
27. DHW EXPANSION VESSEL (AVAILABLE ON REQUEST)
Connect the hose (supplied as an accessory in the expansion vessel kit) to the two connectors A and B as shown in gure.
The DHW expansion vessel should be mounted if:
- the pressure of the water supply or lifting system is such as to require the installation of a pressure reducer (pressure
higher than 4 bar)
- a non-return valve is tted to the water supply line
- the water supply network is insufcient for the expansion of the water contained in the storage boiler and it is necessary
to use the DHW expansion vessel.

Содержание

Похожие устройства

Скачать