Viessmann Vitocrossal 300 Service Instructions Manual page 28

Burner control unit
Status Service
Fig. 31
Status Service
Fig. 32
Status Service
Fig. 33
Status Service
Fig. 34
Status Service
Fig. 35
Display
Operating display in standard
mode
Operating display for operation
other than standard mode
Information display
Service display
Fault indicator
Fault memory
Information display
The information display is activated from the operating
display.
Information regarding current meter readings, such as
the start-up meter and permanent hours run meter, can
be called up via the information display. If no other key
is pressed within 20 s, this mode is automatically ter-
minated.
28
(cont.)
Status
(1-digit)
For the current operating con-
dition/status, see pages 27
and 28
For fault message "A" or "C",
see table on page 32
Status 1 to 7
For fault message "d", see
page 29
For fault message "F", see ta-
ble on page 32
Status 0 to 9
Safety time
Flame formation
Flame stabilisation
Operation with flame
Post-purge
Standby
Service
(2-digit)
"FL" is displayed if a flame sig-
nal is present
—
Information on current meter
readings
Current modulation level
For fault code displays, see
page 32
Calling up the last 10 faults
Press to jump to the next status. The display can
S
be exited after every status: Press reset button
To activate the information display, press
simultaneously.
See
Page 28
Table on
page 32
Page 28
Page 29
Table on
page 32
Page 31
.
A
a and S