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2551868A
Filling the primary circuit
Please take care when filling the ModuSat® unit.
Make sure that the by-pass valve is
in closed position
Slowly open the isolation valves on
the primary circuit.
Visually check that there are no
leaks. Tighten the connections of
the valve kit if necessary.
If there is a leak internal to the unit,
ensure the isolation valves are left
in a closed position.
HIU Flushing
Clean and flush LTHW system before flushing through the HIU
Filling the system should be performed only after the system has been fully
flushed and clean. Poor water quality may cause failure of the operation of the
unit.
First fill of apartment heating and cooling systems
The ModuSat® CHHC unit is fitted with 2 pressure gauges that are mounted on the front panel.
Gauge reading should be used when filling the secondary circuits. An external filling loop should be
used for filling the secondary circuits with the mains cold water.
Open the isolation valves on the filling loop.
Cold fill should be done to about 1 bar
Once the required pressure is reached, close the filling loop
ball valve, vent the system and repeat it again.
Disconnect filling loop.
Содержание ModuSat XR ECO CHHC
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