Fusion Hybrid Gas Condens
58
20
CIRCULATING PUMP FLOW CURVES FOR HEATING
The graphs below can be used to obtain the hydromotive pressure available in the installation at the
module output, taking the boiler pressure drop and pump functioning curves into account.
20.1
Operating status of the circulation pump
The high-efficiency pump includes a LED (light) around the red button for setting the operation, by
means of which its operating status is shown. The following table describes these states:
LED
DESCRIPTION
STATUS
CAUSE
SOLUTION
It is lit green
The pump is
operating
The pump operates
according to its
setting
Standard operation
It flashes
red/green
The pump is ready
for service but is not
functioning
The pump will start
up again
automatically once
the error has been
solved
Low voltage: U < 160 V
Overvoltage: U > 253 V
Check the current supply:
195 V < U < 253 V
Pump overheating: the
engine temperature is too
high
Check the room and fluid
temperature
It flashes red
The pump is out of
order
The pump is stopped
The pump does not start
up automatically.
Replace the pump.
Please contact your
nearest official technical
assistance service to have
it replaced.
Off
There is no power
supply
The pump receives
no voltage
The pump is not
connected to the power
supply
Check the electrical
connection
The LED is faulty
Check if the pump is
operating
The electronic control of
the pump is faulty
Replace the pump.
Please contact your
nearest official technical
assistance service to have
it replaced.
