Operating instructions

Thelast10faultsaresavedandmaybecalledup.
1. Press G and d simu ltaneousl y
for approx. 2 secon ds.
2. Call up th e individu al fault code s
with a or b.
Order in which
fault codes
occur
Fault code
1
.
.
.
10
Latest fault code
.
.
.
10. last fault code
All saved fault codes can be
deleted with e.
3. Press d.
Call up current fault codes
Red fault indicator U flashes for all
faults.
Fault flashes in the programming unit
display when a fault message is
issued.
A fault in the bur ner control uni t
causes the display to fl ash E.
Call up fault history of fault codes
72
Troubleshooting
5692 548 GB