Beretta 20052790, Инструкция по установке и эксплуатации

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18
TECHNICAL ASSISTANCE CENTRE
21 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.
22 TROUBLESHOOTING
SUPPLEMENTARY HEATING CIRCUIT
FAULT CAUSE SOLUTION
The storage cylinder functions
incorrectly or irregularly
Flow rate too high
- Fit a pressure limiter
- Fit a flow reducer
There are blockages or deposits in the
domestic hot water circuit
- Check and clean as necessary
The pump is malfunctioning - Check the pump
The water temperature from the boiler
is too low
- Check the temperature setting
There is air in the primary circuit - Bleed the circuit
SOLAR COLLECTOR CIRCUIT
FAULT CAUSE SOLUTION
The storage cylinder functions
incorrectly or irregularly
There is air in the circuit - Bleed the circuit
The flow rate is too low or too high
- Check the flow rate of the collector
circuit
Pressure is too low
- Check that circuit pressure is ap-
proximately 3 bar when cold
There is lime scale or sludge in the
cylinder
- Check and clean as necessary
The storage cylinder loses a lot of
heat overnight
There is natural circulation to the
collectors
- Make sure that the non-return valve is
efficient and closes properly. Repla-
ce if necessary