ANORDNING FOR ATT FRAN ETT MED HOG VATTENTEMPERATUR UPPVISA DE VATTENSYSTEM OCH ETT MED LAG VATTENTEMPERATUR UPPVISANDE VATTENSYSTEM KUNNA BILDA MINST TVA FRAN VARANDRA SKILDA TILL OLIKA MELLANLIGGANDE VATTENTEMPERATURE

摘要

The primary hot water system temp. is formed by a mixture valve mixing a part of the water from the main system at high temp. with a part of the water from the low temp. system. - The secondary hot water systems heating is via mixture valve mixing a portion of the water from the high temp. water system with some from the primary hot water system.