Appendix
26
Installation and maintenance instructions ecoVIT exclusiv 0020258610_00
Appendix
A
Check programmes
–
Overview
Prüfprogramme
Meaning
P.00 Purging
Purge the product, heating circuit and cylinder charging circuit. The product does not start up. The
heating pump runs intermittently. After approx. 6.5 minutes, the product switches to the cylinder char-
ging pump (alternatively, by pressing the
i
button).
P.01 Maximum load
Start up the burner at maximum load. The product works at maximum load after a successful ignition.
P.02 Minimum load
Start up the burner at minimum load. The product works at minimum load after a successful ignition.
P.05 ST test
Test function for the safety cut-out (SCO): The burner is switched on at maximum power and the
pumps are switched off; the temperature control is switched off so that the burner heats up until the
safety cut-out is triggered by reaching the safety cut-out temperature.
B
Function menu
–
Overview
Display
Action
Result
Option
Activating the function menu
→
+
button: Yes
→ −
button: No
Function menu activated
End, normal operating mode starts
Check heating pump?
→
i
button: Yes
+
button: Next
−
button: Back
Pump test started
+
button: Pump on
−
button: Pump off
→
i
button: Back
Check fan?
→
i
button: Yes
+
button: Next
−
button: Back
Fan is actuated at max. rotational speed.
+
button: Fan on
−
button: Fan off
→
i
button: Back
Check charging pump?
→
i
button: Yes
+
button: Next
−
button: Back
All connections that are defined as the
cylinder charging pump receive mains
voltage.
- 2 in 7 module if
D.27
or
D.28
= 3
+
button: Cylinder charging pump
on
−
button: Cylinder charging pump
off
→
i
button: Back
Check circ. pump?
→
i
button: Yes
+
button: Next
−
button: Back
All connections that are defined as the
circulation pump receive mains voltage.
- PCB if
D.26
= 1
- 2 in 7 module if
D.27
or
D.28
= 1
+
button: Circulation pump on
−
button: Circulation pump off
→
i
button: Back
Check external pump?
→
i
button: Yes
+
button: Next
−
button: Back
All connections that are defined as the
external pump receive mains voltage.
- 2 in 7 module if
D.27
or
D.28
= 2
+
button: External pump on
−
button: External pump off
→
i
button: Back
Purge hydraulics?
→
i
button: Yes
+
button: Next
−
button: Back
Water pressure is displayed.
+
button: DHW circuit
−
button: Heating circuit
→
i
button: Back
Test burner?
→
i
button: Yes
+
button: Next
−
button: Back
The heating pump is actuated at the
same time as the burner
Flow target temperature = maximum flow
temperature target value
+
button: Burner on
−
button: Burner off, function
menu ends
End function menu?
→
i
button: Yes
+
button: Next
−
button: Back
Normal operating mode starts
Restart the function menu
Back
