Unit installation

39
2.
Press b.
The additional fault information will
be displayed under "Service" for as
long as this key is held down.
3. Press the reset button.
The operating display will then be
shown again.
Fault memory
The most recent six faults are saved and may be called up. The order of scans ranges
from the most recent to the earlier fault codes. The fault memory display will be ter-
minated if no key is pressed within 20 s.
Status Service
1.
Press the reset button and a simul-
taneously.
The most recent fault will be dis-
played:
"1" is displayed under "Status".
The fault code is displayed under
"Service".
Status Service
2.
Press S to scan the penultimate to
the sixth from last fault.
Display under
"Status"
Fault
1
.
.
.
6
most recent fault
.
.
.
sixth from last
fault
The relevant fault code is displayed
under "Service".
3.
Press S.
The operating display will then be
shown again.
Burner control unit
(cont.)
5692 907 GB