Viessmann VITOCROSSAL 200 CM2 Service Instructions For Contractors page 35

Burner control unit
Status Service
Status Service
Status Service
Status Service
Information display/configuration display
The information display and the configuration display
are activated from the operating display. For the menu
selection, press and hold S for longer than 2 s. You
can scroll through the menu points with / . To select a
menu point press S again. The relevant point is then
indicated under Service.
If no other button is pressed within 20 s, this mode is
automatically terminated.
Information regarding current meter readings, such as
the start-up meter and permanent hours run meter, can
be called up via the information display.
Information:
Menu Description
point
1 Permanent meters for start-ups and
hours run
2 Resettable meters for start-ups and
hours run
3 Software version
4 Fault history for the last 10 fault codes
Example: To clear the hours run meter, press the fol-
lowing buttons:
1. S longer than 2 s, " " flashes.
Menu points "5" and "6" are used to adjust configuration settings of the burner control unit.
Note
Only make adjustments when the burner control unit is on standby.
(cont.)
Flame stabilisation
Operation with flame
Reheat
Post-purge
Dwell program, no air
pressure
Status Service
Status Service
Status Service
Status Service
2. until "2" is shown under Service.
3. S "1" is displayed under Status.
4. Scroll through Status until "6" is shown under
Status:
Status Description
1 Display of resettable start-up me-
ter,1 digit
2 Display of resettable start-up me-
ter, 1000 digit
3 Menu point for deleting the start-up
meter reading
4 Display of resettable hours run me-
ter, 1 digit
5 Display of resettable hours run me-
ter, 1000 digit
6 Menu point for deleting the hours
run meter reading
5. S to confirm the deletion. If deleted successfully,
"1" is shown under Service; if it failed, "0" is
shown.
6. S to change to the operating display.
Burner control unit
Dwell program, no gas
pressure or
mains undervoltage
Forced ventilation if no
flame formation has been
detected.
Safety shutdown due to
flame tear-off
Safety shutdown when the
max. boiler water temper-
ature is reached
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