ZUWA Solarcheck Mobilcenter
17
7. Open tank lid to ensure the
circulation of the air.
Caution:
Monitor fluid level in the
tank and, if necessary, refill heat
transfer fluid to prevent air entering
the solar circuit.
8. Flush the solar circuit with the
fluid.Check at the inspection
window of the filter or through
the tank opening if there are still
air bubbles in the heat transfer
fluid. Continue flushing until
there is no air remaining in the
fluid.
5. End of operation
After filling and flushing the solar system
>
Switch off pump.
>
Close fill and vent valve (1+2) at the solar station.
>
Open stop valve (3) between fill and vent valve.
The pressure that is generated between pump outlet
and fill valve when flushing the pipe can be released
by opening the filter at the pump inlet. It will be easier
then to unscrew the filling hose from the fill valve.
Caution:
Collect escaping pumped media in a
container.
>
Unscrew the filter casing and flush remaining
liquid.
>
Unscrew the filling hose from the fill valve.
>
Unscrew return hose from vent valve.
>
Screw open hose ends together with the provided connecting piece in order to
avoid dripping or escaping of fluid during transport.
Engl
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