TAEC Eco Owners Manual v2.5
w
w
w
.t
a
ec
.c
o
.n
z
21
PROBLEM
POSSIBLE CAUSES
HOW TO PROCEED
Water is
too hot /
steam
present at
tap
Problem with the probe
Check error display on electronic board
Problem with the thermostat
Check correct running of thermostat
Faulty control board
Replace board
Slow
running of
Thermodyn
amic solar
System and
excessive
running of
support
resistance
(AUTO)
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
Low value for Set-points
Increase the value of Set-point for compressor
Installation has low electric
voltage
Make sure the installation is supplied with the
correct voltage
Problems with the
thermodynamic solar system
Check the error display in the electronic board
Low hot
water flow
rate
Loss or clogging of hot water
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 continuous)
Installation and/or correct dimensioning of
expansion tank
Pressure in circuit is high (if the
leak is continuous)
Check the pressure reducing valve
No PRV fitted, wrong PRV
fitted
Install correct pressure reducing valve
Power
consumption
abnormally
high
Support
resistance
does not
work
Bad odor
Others
Loss or obstruction in cooling
circuit
Check that the piping is not damaged
Electrical
element does
not work
Thermostat switch failure
(Safety switch activated)
•
Reinstate the safety switch (see sect 11.4)
•
Replace safety switch
Defective electrical element
•
Check the condition of the element
•
Replace element
Other
Contact the supplier 03 540 3003