Taconova TACOTHERM FRESH PETA 2, Руководство по эксплуатации

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9.2 Fault repair
Fault descrip-
tion Cause Remedy Personnel
No hot water at
the taps. Ball valves are
closed. Open the ball valves. Operator
The primary energy
supply is not
ensured.
Check the buffer tank tem-
perature and primary flow
line temperature.
If there is no hot water,
check the function of the
external heat supply.
Operator
Heat exchanger
defective. Replace the heat
exchanger (
Ä
Chapter 9.3.1
‘Replacing the heat
exchanger’ on page 49).
Heating and
sanitary
technician
Primary circulation
pump defective.
Replace the primary circu-
lation pump ( Ä
Chapter
9.3.2 ‘Replacing the pump’
on page 50).
Heating and
sanitary
technician
Backflow preventer
defective.
Replace the backflow pre-
venter ( Ä
Chapter 9.3.3
‘Replacing the backflow
preventer’ on page 51).
Heating and
sanitary
technician
Controller defective
or power supply
disconnected.
Check the power supply
( Ä
Chapter 1.2 ‘Other appli-
cable documents’
on page 8).
Electrician
The hot water
only emerges
from the taps
after a long
delay. If integrated circu-
lation is installed,
then the integrated
circulation is
defective. Replace the circulation
pump (
Ä
Chapter 9.3.2
‘Replacing the pump’
on page 50).
Heating and
sanitary
technician
Insufficient hot
water at peak
times. Temperature
sensor or flow rate
sensor defective.
Replace the temperature
sensor or flow rate sensor
(
Ä
Chapter 9.3.4 ‘Replacing
the temperature sensor’
on page 52).
Heating and
sanitary
technician
For stations with
cascading: Zone
valve defective.
Replace the zone valve in
accordance with the manu-
facturer’s documentation
( Ä
Chapter 1.2 ‘Other appli-
cable documents’
on page 8).
Heating and
sanitary
technician
Black water at
the taps. Heat exchanger
defective.
Replace the heat
exchanger ( Ä
Chapter 9.3.1
‘Replacing the heat
exchanger’ on page 49).
Heating and
sanitary
technician
TACOTHERM FRESH PETA 2 / PETA 2 X Faults
V02.2020 11/2020 Item no. 215747 EA no. 1329 Operating instructions 48