71
■
Description of the fault
■
Subscriber number of the component on which the
fault has occurred:
PlusBus subscriber components
0
EM-S1 extension (ADIO electronics module)
1 - 15
EM-M1, EM-MX and EM-P1 extensions
(ADIO electronics module)
17 - 31 EM-EA1 extension (DIO electronics module)
32 - 47 Cylinder module, EM-M2, EM-S2 extensions
(M2IO electronics module)
49 - 63 Vitotrol 200-E
64
SDIO/SM1A electronics module
CAN BUS subscriber components
1
HMU heat management unit
50 BCU burner control unit
58 RF module (wireless module)
59 HMI programming unit
60 Fan unit
90 Gateway
Low power radio subscriber components
48 - 63 Vitotrol 300-E
Calling up fault messages from the fault memory (message history)
The 10 most recent faults (including those remedied)
and service messages are saved and can be called
up.
Faults are sorted by date.
Tap the following buttons:
1.
and
OK
– press simultaneously for approx. 4 s,
then release.
2.
/
for
"Message history"
3. OK
4.
Use
/
to select the required category.
■
"Faults"
to call up saved fault messages.
■
"Service messages"
to call up saved service
messages.
P.1 Interval until the next service
P.8 Service due in burner hours run
■
"Status"
, to call up the saved status messages.
S.60 Summer mode active (exterior temperature
savings function)
S.74 Heating suppression, heating
S.75 DHW circulation pump active
■
"Warnings"
to call up saved warning messages.
A.12 Real time clock battery flat
Measure: Replace the battery of the HMU
heat management unit.
A.18 Possible condensate backup in the heat
cell
Measure: Check the combustion chamber
and condensation drain.
A.20 Service interval could not be activated.
Measure: Check the time and date set-
tings.
■
"Information"
, to call up saved service informa-
tion.
I.56 External demand active
I.57 External blocking active
I.59 Parameters have been restored (parameter
set was flashed to the BCU electronics
module).
5. OK
6.
/
for the required message
7. OK
Troubleshooting
Fault display on the programming unit
(cont.)
6130884
Service
