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The zone valve has On/Off control and is controlled by 2-point signal
NIBE F470 Cu 3x400v (066064)
My mixing valve rotates in different directions: is there something wrong
3x400v 064049
LK 823 ThermoVar - 1½" Male thread 12KVS - 181303 R01E6115 The zone valve has On/OffLK 823 ThermoVar is a 3 way thermic loading valve for solid fuel storage tank installations. The valve is intended to ensure both an optimal temperature stratification in the storage tank and a high return temperature to the boiler, thus increasing the efficiency of the system. Tarring and condensation are prevented which prolongs boiler life. The valve regulates on two ports, which means that there is no need for a balancing valve in the cirucit
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