31
INSTALLATION
evo HE C -
Installation and Servicing
36 FILLING
IMPORTANT - when filling:
A.
Ensure the dust cap on air vent located at the rear of
the pump chamber is slightly unscrewed.
B.
When filling, there may be a slight water leak from
the air vent therefore electrical connections should be
protected.
Central Heating
1.
Remove the front panel. Refer to Frame 49.
2.
Ensure that the CH isolating valves are open.
3.
Fill and vent the system. Check for water tightness.
4.
Pressurise the system to 1 bar.
Domestic Hot Water
1.
Fully open all DHW taps and ensure that water flows
freely from them.
2.
Close all taps.
Note.
The domestic hot water flow rate is
automatically regulated to a maximum:
C22/24 = 9.6 l/m
(2.1 gpm)
C22/30 = 12.0 l/m (2.6 gpm)
C22/35 = 14.4 l/m (3.2 gpm)
INST
ALLA
TION