Astralpool 27831 Manuel D'installation Et D'entretien page 3

Please read the instructions carefully before assembling or using the
equipment.
1. INTRODUCTION
These electric heaters have been designed to work with the swimming pool or spa water. Do not switch on if
you are not sure there is water inside. Minimum flow necessary: 2500 Its/h. Maximum working pressure: 2
Bar.
A- Flow switch
B- Mechanical seal
C- Manual switch
D- Thermostat
E- Union bush
F- Electric connections terminal
A. FLOW SWITCH
Security switch must be in on position before starting on the equipment. It starts working when water flows
through the heating pipe.
B. MECHANICAL SEAL
For the mains supply of the exchanger, whit the size being suitable for the power of the exchanger.
C. MANUAL SWITCH
The heater has been turned off due to a temperature higher than 60ºC - 65ºC. Heater must then be restarted
manually.
Check the possible cause of malfunction before restarting the heater. See the problems and
solutions tables included.
Heater should not be restarted without checking problems. Even if it might restart properly the security
system could be affected. To restart, unscrew the cap and press the button firmly. Heater will only restart
when temperature is bellow 35ºC, otherwise the system can not be restarted.
D. THERMOSTAT
Manually adjustable. Turn the dial to the desired temperature. Temperature working margin + 0ºC -2ºC.
E. UNION BUSH
To be solvent welded to Ø50 mm PVC pipe.
F. ELECTRIC CONNECTIONS TERMINAL
Provided for the electric connections.
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ENGLISH