Danfoss EvoFlat WSS Guide D'installation page 17

Mounting and installation instructions EvoFlat
5.3 Strainer
Strainers should be cleaned regularly by authorized personnel. The
frequency of cleaning would depend on operating conditions.
5.4 Summer bypass
The bypass thermostat is designed to keep the supply line warm.
Setting range: 10-50°C.
Scale setting (indicative).
Factory setting 2,5.
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