Single circuit solar heated washing water system - has three=way valves in fresh water feed and return

摘要

The single-circuit solar-heated washing water system incorporates a heat collector connected to a storage tank with fresh-water inlet and discharge unions, while there is a circulating pump in the feed pipe to the collector. In the fresh-water feed (8) to the tank (2) is a first three-way valve (6), while there is a second one (7) in the return pipe (11) from collector (1) to tank. The collector feed pipe (10) and pump are connected to the free union on the first trhee-way valve.