Principle Of Operation - Wilo Star-Z NOVA Instrucciones De Instalación Y Funcionamiento

Installation and operating instructions Wilo-Star-Z NOVA

4 Principle of operation

4.1 Application
This circulator is suitable for drinking water only.
4.2 Functions
Valves The Star-Z NOVA A version is equipped with a
non-return valve (1) on the pressure side and
with a stop valve (2) on the suction side.
When exchanging the motor head (3), it is suffi-
cient to cut the power by unplugging the con-
nector (5) and to close the stop valve at the
rotating slot (4). The motor head can then be sim-
ply unscrewed
Principle of operation
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