54
ECONOMIC
Technical Manual
English
6. TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSES
HOW TO PROCEED
Low water
temperature
Equipment is switched off
Press the key
ON/OFF.
Absence of power supply or damaged
cable
Check the connection of equipment to the-
Check that the corresponding circuit-breaker
is connected.
Check the integrity of the cables
Error in the running of components
Verificar o correto funcionamento dos com
-
ponentes
Contacte serviço de assistência do fabrican-
te.
Use of large amount of hot water
Activate the support resistance
Support resistance is off
Make sure the support resistance has power
supply
Compressor is off
Switch the compressor on by pressing the
corresponding button
Return of hot water into the cold water
circuit (safety device incorrectly instal
-
led or damaged)
Shut off the cold water supply valve to swi
-
tch off the safety device. Open a hot water
tap. Wait 10 minutes and if you get hot water,
replace the faulty plumbing and/or proceed
with the correct positioning of the safety de
-
vice
Clean the filter of the safety device.
Water is too
hot
Problem with the thermostat
Check correct running of thermostat
Slow running
of Thermody-
namic Solar
System
Outside air temperature is very low
The running of the equipment depends on
weather conditions
Inlet water temperature is very low
The running of the equipment depends on
the inlet water temperature
Installation has low electric voltage
Make sure the installation is supplied with the
indicated value for voltage
Low hot water
flow rate
Loss or clogging of hydraulic circuit
Check the condition of the hydraulic circuit
Loss of water
through safety
device
Absence or incorrect dimensioning of
expansion tank (if leak is not conti-
nuous)
Installation and/or correct dimensioning of
expansion tank
Pressure in circuit is high (if the leak is
continuous)
Check the throttle valve (if there is one ins-
talled)
Installation of a throttle valve (if it lacks one)
Power con-
sumption is
abnormally
high and cons-
tant
Loss or obstruction in cooling circuit
Check that the piping is not damaged.
Employ equipment suitable for checking le
-
aks in the circuit.
Dire environmental conditions
Support resis-
tance does not
work
Thermostat failure
Check the condition of the thermostat
Defective resistance
Check the condition of the resistance
Bad odour
Absence of siphon or siphon without
water
Install and make sure the siphon has water
Others
Contact customer service
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