Dynergy SOL-CADDY Traduction De La Notice Originale page 17

Î Disconnect the expansion vessel from the solar thermal system.
Î Connect the pressure hose of the filling and flushing
station to the filling valve (5) of the filling and flushing
unit.
Î Connect the flushing hose of the filling and flushing
station to the drain valve (3) of the filling and flushing
unit.
Î Close the ball valve in the middle of the filling and
flushing unit.
Î Open the non-return-valves in the flow (1) and the
return (2).
Î Open the filling valve (5) and the drain valve (3).
Î Switch on the filling pump.
Î Flush the solar thermal system for at least 15 minutes
by means of the filling and flushing station until the
discharged solar fluid is free of gas bubbles and dirt
particles.
Î During flushing, bleed the solar thermal system sev-
eral times until the discharged solar fluid is free of
air bubbles
Î Close the drain valve (3) of the filling and flushing unit
while the filling pump is running.
Î Increase the system pressure. The system pressure
can be read from the manometer.
Î Close the filling valve (5).
Flushing hose
Î Switch off the filling pump.
2.
Î Check the manometer to see whether the system
Pressure hose
Î Reconnect the expansion vessel to the solar thermal
Î Open the filling valve (5) and switch on the filling pump.
3.
Î Set the operating pressure of the solar thermal system (approx. 0.5 bar higher
ON
Î Switch off the filling pump.
Î Close the filling valve (5) and open the ball valve (4).
Î Slowly discharge the heat transfer fluid by means of the drain valve (3) until the
Î Remove the hoses of the filling and flushing station and screw the caps onto the
Î Empty the contents of the hoses into the tank of the filling and flushing station
6.
Î Close the ball valves.
Î Put the non-return valves in flow and return in operating position.
Î Manually start the solar thermal pump at maximum speed (see controller man-
Î Bleed the solar thermal system several times until the
7.
Î Check the antifreeze ratio.
Î Drain the tank of the filling and flushing station.
pressure decreases (approx. 15 minutes) and eliminate
leaks where necessary.
system.
than the inlet pressure of the expansion vessel or the value recommended by
the manufacturer).
operating pressure (see above) is set.
fill and drain valves of the station.
by carefully loosening the union nuts.
ual) and let the fluid circulate for at least 15 minutes.
discharged fluid is free of gas bubbles.
9.
OFF
11.
%
17