Riello ALUDOMUS SOLAR KV/200 20 ISC SOLAR Installation And Maintenance Manual page 68

THECNICAL ASSISTANCE SERVICE
Error
Diagnostic
code via
info
QAA
40 414
40 415
40 416
40 417
50 146
50 147
50 462
52 148
52 149
61 126
61 382
61 383
61 384
61 385
61 386
61 387
61 471
61 472
62 438
73 609
Description of
Type of fault
error
CH return sensor Short circuit in return
1 error temperature sensor (B7)
CH return sensor Return temperature sen-
1 error sor (B7) faulty
CH return sensor
No further differentiation
1 error
CH return sensor
No further differentiation
1 error
DHW 1 tempera- Short circuit in DHW tem-
ture sensor error perature sensor (B3)
DHW 1 tempera- DHW temperature sensor
ture sensor error (B3) faulty
Short circuit and fault in
DHW 1 tempera-
DHW temperature sensor
ture sensor error
DHW 2 sensor Short circuit in DHW tem-
error perature sensor (B3)
DHW 2 sensor DHW temperature sensor
error (B3) faulty
Room unit 1 error No further differentiation
Room unit 1 error No further differentiation
Room unit 1 error No further differentiation
Room unit 1 error No further differentiation
Room unit 1 error Software error detected
Room unit 1 error Unknown message type
Room unit 1 error No further differentiation
Unknown datapoint re-
Room unit 1 error
quest from room unit
Room unit waiting to
Room unit 1 error write to write-protected
parameter
Room unit 1 or
timer connection Connection error
error
Solar collector
sensor error (if
Valid temperature for so-
solar clip-in
lar collector not available
option is installed
- accessory)
System action
Burner lockout
(permanent).
Lockout reset re-
quired
Burner lockout
(permanent).
Lockout reset re-
quired
Burner lockout
(permanent).
Lockout reset re-
quired
Burner lockout
(permanent).
Lockout reset re-
quired
Safety shutdown
Message
Message
(B3)
Message
Message
Message
Message
Message
Message
Message
Message
Message
Message
Message
Message
Message
68
Procedure
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace tem-
perature sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check/replace room
unit, room tempera-
ture sensor
Check connection
to room unit/timer-
thermostat. Unit not
recognised
Check solar clip-in;
check/replace tem-
perature sensor