Astralpool 44738 Manual De Instalación Y Mantenimiento página 9

HEAT EXCHANGER CONNECTIONS
Install the blocking and control units and the drain valves in the boiler cycle inlet and outlet
pipes internally free of frost.
Heat exchanger could be damaged due to water pressure.
Check the water quality and MAX pressure values in the lines.
PRECAUTION
Heat exchanger could be damaged when external cycle be
connected. Check that metal particles can not reach the heat
exchanger.
PRECAUTION
Brass connections between heat exchanger and steel pipes work
as electrical separators.
Heat exchanger could be damaged by chemical products.
Cleaning devices must be installed always after the heat
exchanger. If chemical products are used (for instance Cl ), avoid
PRECAUTION
that gas enter into the heat exchanger during the filtering stopping
periods.
HEAT EXCHANGER CONNECTION TO A FILTER/PUMP CIRCULATING SYSTEM
• The electrical supply must include a 30 mA RCD and a circuit breaker.
• Installation must be done by a qualified installer following the local standards.
• Feed the electrical supply of the equipment using the terminals
• Use cable according to the H07 RNF Standard. Cable section must be calculated
according to the DIN VDE 0100.
• Connect the heat exchanger secondary to the pool piping by means of connections of
tube with tube clips or by means of inner spirals with connections of plastic/brass screw.
• Connect the filtering equipment to the heat exchanger terminals.
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