Appendix
0020265768_01 eloBLOCK Installation and maintenance instructions 19
Appendix
A Status codes – Overview
Status codes are displayed in the Live Monitor.
Status code Meaning
Displays in heating mode
S.00 Heating: No heat demand
S.04 Heating mode
S.07 Heating mode: Pump overrun
Displays in domestic hot water mode
S.20
Domestic hot water demand via cylinder temperature
sensor
S.24 DHW mode
S.27 DHW mode: Pump overrun
Special status codes
S.30
Room thermostat (RT) blocks heating mode (terminal
contacts 3–4 open)
S.31
Summer mode active or no heat requirement from eBUS
control
S.34 Frost protection mode active
S.85
Maintenance message: Check the minimum circulation
water volume
S.91 Demo trade fair mode is active
S.174 Energy saving active (ESCO contact)
B Overview of diagnostics codes
Note
The diagnostics menu is located on the installer level and can only be accessed after entering a password. In the
diagnostics mode, you can change various parameters to adapt the product to the heating installation.
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
Factory
setting
Own setting
D.000 Partial heat load
VE 6
VE 9
VE 12
VE 14
VE 18
VE 21
VE 24
VE 28
Adjustable partial heat load in kW/Auto
1-6
1-9
2-12
2-14
2-18
2-21
2-24
2-28
Auto
D.001 Overrun time of internal heating
pump for heating mode
1 to 60 min 5 min
D.004 Measured value for the cylinder
temperature sensor
In °C Not ad-
justable
D.005 Flow temperature target value (or
return target value)
in °C, maximum of the value set in D.071, limited
where applicable by a heat curve and a room tem-
perature control, if connected
Not ad-
justable
D.007 Set value for cylinder charging tem-
perature or thermostat (for optional
external domestic hot water cylinder
only)
Not ad-
justable
D.009 Current flow temperature via the
external eBUS control
In °C Not ad-
justable
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