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b
Do not fill the system in bright, sunny conditions or
if the collectors are hot. Cover the solar collector
with the packaging it came in for at least two hours
before filling it.
b
Make sure that you have bled all the air out of the
system, using the water control system vent too.
On completion of the installation, perform the checks listed in the table below.
DESCRIPTION
Collector circuit
Cold circuit pressure ____ bar (see page 16)
Collector circuit seal test
Safety valve check
Anti-freeze checked to - ____ °C
pH of heat transfer fluid = ____
Collector circuit bled
Flow rate of 30l/h per m
2
Non-return valve functioning
OK
checked
Heat transfer fluid filling pump (accessory). A man-
ual bleed valve is not required if this pump is used.
DESCRIPTION
Solar collectors
Visual check of collectors
Collectors cleaned if necessary
Visual check of collector fixing points
Visual check of roof impermeability
Visual check of insulation/lagging
CONTROLS
OK
17
FOR THE INSTALLER
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