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b
Tighten the bolts (7), proceeding diagonally around
the flange to apply pressure uniformly around the
seal.
- Fill the storage cylinder's DHW (secondary circuit)
and check that there are no leaks from any of the
seals
- Check the performance of the storage cylinder.
5
4
20 TROUBLESHOOTING
SUPPLEMENTARY HEATING CIRCUIT
14
The storage cylinder functions
incorrectly or irregularly
SOLAR COLLECTOR CIRCUIT
The storage cylinder functions
incorrectly or irregularly
The storage cylinder loses a lot of
heat overnight
9
8
7
6
FAULT
There are blockages or deposits in the
The water temperature from the boiler
FAULT
19 RECYCLING AND DISPOSAL
At the end of its useful working life, do not abandon the
storage cylinder in the environment, but dispose of it
through the proper channels in accordance with applicable
legislation.
CAUSE
Flow rate too high
domestic hot water circuit
The pump is malfunctioning
is too low
There is air in the primary circuit
CAUSE
There is air in the circuit
The flow rate is too low or too high
Pressure is too low
There is lime scale or sludge in the
cylinder
There is natural circulation to the
collectors
SOLUTION
- Fit a pressure limiter
- Fit a flow reducer
- Check and clean as necessary
- Check the pump
- Check the temperature setting
- Bleed the circuit
SOLUTION
- Bleed the circuit
- Check the flow rate of the collector
circuit
- Check
that
circuit
pressure
approximately 3 bar when cold
- Check and clean as necessary
- Make sure that the non-return valve is
efficient and closes properly. Replace
if necessary
is
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