Evinox ModuSat XR - 3.8 First fill of the HIU; 3.9 HIU Flushing

18 2551868AB
First fill of the HIU
Clean and flush the system before connecting the unit.
Filling the system should be performed only after the system has been fully
flushed and cleaned. Poor water quality may cause failure of the operation of the
unit.
Water quality.
It is recommended that the flushing and cleaning of the primary circuit, domestic
water circuit and secondary heating circuit is performed by a qualified person in
accordance with current standards, regulations and BSRIA guidelines.
In the case of a water leak.
 Take caution of hot water
 Slowly close the isolation valves at the top or bottom of the unit
 Contact Evinox Energy
The ModuSat® pump should not be used for flushing.
The pump is integral to the unit and should not be used for flushing and cleaning
the system. Failure to meet this requirement will invalidate the warranty.
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.