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S581C50X3E
4HF415X/03 BSH
7768220204 OIE 24300 B BEKO
854629801720 GSF 2988 SW
**THOMSON**
by pass interno v3v cl roca 125627880 vaporetto-clean S581C50X3EThe internal 3 way valve bypass is a cartridge designed for Roca boilers that regulates the water flow in the hydraulic circuit. Its main function is to balance the pressure and allow water circulation when the thermostat closes the outlet to the radiators, preventing overpressure and protecting the boiler pump. What problem does this replacement part solve? The boiler constantly loses pressure due to a defective bypass. Excessive noise in the pump
