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Appendix
Check programmes – Overview
A
Display
Meaning
P.00
Purging the domestic hot water and heating circuit:
The function is activated in the small domestic hot water circuit for three minutes and then in the heating circuit
for one minute.
The pump runs and stops at regular intervals.
If required, this function can be manually switched off.
P.01
The burner operates with an adjustable heat input in heating or domestic hot water mode:
The product operates after ignition with the heat input set between "0" (0% = Pmin) and "100" (100% = Pmax).
The function is active for 15 minutes.
P.02
The burner operates at ignition load in heating or domestic hot water mode:
After ignition, the product works at ignition load.
The function is active for 15 minutes.
P.04
Chimney sweep function:
If there is a domestic hot water demand, the product runs in domestic hot water mode and at maximum heat
input.
If there is no domestic hot water demand, the product runs with the partial heat load that is set via diagnostics
code d.00 and in heating mode.
The function is active for 15 minutes.
P.06
Filling the product:
The prioritising diverter valve is moved to the mid-position. The burner and pump switch off (to fill or drain the
product).
Automatic air vent
Purging the product:
function
If the pressure is lower than 0.03 MPa (0.3 bar) for longer than 15 seconds and then is above 0.07 MPa (0.7
bar), the automatic purging function is activated.
The function is activated in the small hot water circuit for four minutes and then in the heating circuit for six
minutes.
This function cannot be manually switched off.
B
Overview of diagnostics codes
Note
Since the code table is used for various products, some codes may not be visible for the product in question.
Dia-
gnostics
Parameter
code
d.00
Maximum heating output
is fixed or adjusts auto-
matically
d.01
Pump overrun in heating
mode
d.02
Maximum burner anti-
cycling time in heating
mode
d.04
Water temperature in the
cylinder
d.05
Determined heating flow
set target temperature
d.06
Hot water set target tem-
perature
0020258016_01 ecoTEC pure Installation and maintenance instructions
Values
Unit
Increment, select, explanation
Min.
Max.
–
–
kW
The maximum heating output
varies depending on the product.
→ Section "Technical data"
Automatic: Unit automatically
adjusts the maximum output to
the current system demand
1
60
min
1
2
60
min
1
℃
Current value
Applies to: Product with heat-
ing mode only, connected to do-
mestic hot water cylinder with
temperature sensor
℃
–
Current value
℃
Current value
Applies to: Combi boiler
Appendix
Default set-
Own setting
ting
→ Section
Adjustable
"Technical
data"
5
Adjustable
20
Adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
33
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