Appendix
0020244995_02
ecoTEC
pro
Installation
and
maintenance
instructions
31
Appendix
A
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.
Code Parameter
Values or explanations
Default
setting
Own setting
D.000 Heating partial load
Adjustable heating partial load in kW
Auto: Product automatically adjusts max. partial load to
current system demand
Auto
D.001 Pump overrun: Heating
1 … 60 min
5 min
D.002 Max. anti-cycl. time: Heating
2 … 60 min
20 min
D.003 Outlet temperature actual value
In °C
Not ad-
justable
D.004 Cylinder temperature actual value
In °C
Not ad-
justable
D.005 Heating target flow temperature
In °C; the maximum value that is set in
D.071
and is
restricted by means of an eBUS control if such a control
is connected
Not ad-
justable
D.006 Outlet temperature target value
35 … 65
℃
Not ad-
justable
D.007 Comfort mode target value
APC target value
Cylinder temperature target value
Product with integrated domestic hot water generation,
and product with integrated domestic hot water genera-
tion and shift-load cylinder
35 … 65
℃
Product with heating mode only
Frost protection is at 15 °C, then 40 to 70 °C (max.
temperature can be adjusted under
D.020
)
Not ad-
justable
D.008 Controller 3-4
Room thermostat open (no heat requirement)
Room thermostat closed (heat requirement)
Not ad-
justable
D.009 eBUS controller target value
In °C
Not ad-
justable
D.010 Internal pump
On, Off
Not ad-
justable
D.011 External pump
On, Off
Not ad-
justable
D.012 Cyl. charging pump
On, Off
Not ad-
justable
D.013 Circulation pump
On, Off
Not ad-
justable
D.014 Pump speed target value
Target value of internal high-efficiency pump in %. Pos-
sible settings:
0 = Auto
1 = 53
2 = 60
3 = 70
4 = 85
5 = 100
0 = Auto
D.015 Pump speed actual value
Actual value for internal high-efficiency pump in %
Not ad-
justable
D.016 Controller 24 V DC: Heating mode
Heating mode off/on
Not ad-
justable
D.017 Control type
Control type:
0 = Flow, 1 = Return
Return: Automatic detection function for heating output
inactive. Max. possible heating partial load when
D.000
is on
Auto
.
0 = Flow