Reset All Operating Parameters To The Factory Setting - Viessmann MatriX Service Instructions For Contractors

Burner control unit VUC 310
Menu point "5" is used to display the following process information:
Sub-menu Process information
point
0 Phase
1 Boiler water temperature
2
Flue gas temperature
3 Ionisation current
4 Set speed
5 PWM manipulated variable
6 Actual speed
7 Gas pressure switch 1
8
Gas pressure switch 2
9 Air pressure switch
A Gas valve 1
B
Gas valve 2
Example: To display the ionisation current, press the
following keys:
1. S longer than 2 s, " " flashes.
2. until "5" is shown under Service.
The following operating parameters can be changed under menu point "6":
Sub-menu Parameter
point
1 Maximum operational output
0 Reset all operating parameters to the factory
setting.
Example: To set the maximum operational output of
the burner to between 70 and 100 % press the follow-
ing keys:
1. S longer than 2 s, " " flashes.
2. until "6" is shown under Service.
3. S "6" is displayed under Status.

Reset all operating parameters to the factory setting

To reset all operating parameters to the factory setting,
press the following keys:
1. S longer than 2 s, " " flashes.
2. until "6" is shown under Service.
3. S "6" is displayed under Status.
Not available for all boiler types, check at control unit if required.
*4
(cont.)
*4
*4
*4
*4
Units/scale
1
°C
°C
I in 1/10 A
μ
%
%
n in 10/min
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
3. S "5" is displayed under Status.
4. until "3" is shown under Service.
5. S "3" is shown under Status, under Service the ion-
isation current is shown during operation (e.g.
30 = 3.0 A).
µ
Units/scale
% of rated output
4. S "1" is shown under Status and the current value
for the maximum operational output in % is
shown under Service.
5. / for required maximum operational output.
6. S to confirm. If adopted successfully, "1" appears
under Service; if it failed, "0" will appear.
7. S to change to the operating display.
4. until "0" is shown under Service.
5. S "1" is shown under Status and "dEL" under Serv-
ice.
6. S to confirm. If reset successfully, "1" is shown
under Service; if it failed, "0" is shown.
7. S to change to the operating display.
Burner control unit
23