Riello RS 70/E Installation, Use And Maintenance Instructions page 63

Error
Diagnostic code
code
254 (-2)
255 (-1)
146 #
1
150 #
1 (-1)
2 (-2)
3 (-3)
4 (-4)
5 (-5)
165 #
166 0
167 #
1
2
3
8
9
33
168 ÷ 171 #
200 off #
201 off
#
VA
Bit 0
Valency 1
Bit 1
Valency 2..3
Bit 2
Valency 4..7
Bit 3
Valency 8..15
Bit 4
Valency 16..31
202 #
203 #
204 Phase number
205 #
206 0
207 #
0
1
208 - 209 #
210 0
240 #
Faults - Probable causes - Solutions
Meaning of the REC 27.100A2 system
Interruption owing to transmission error
Interruption owing to time-out during the restoration
Time-out of the system automation interface
Modbus time-out
TÜV test
Invalid phase
The TÜV test default output is too low
The TÜV test default output is too high
Manual interruption
TÜV test time-out
Internal error
Watchdog reset internal error
Manual lockout
Manual lockout from remote reset command
Manual lockout from RDI21...
Manual lockout from PC interface
Manual lockout from RDI21...
Time-out/interrupted communication
Manual lockout from PC interface
Communication interrupted
Manual lockout after the PC tool has performed a tentative
reset
Internal error management
System free of errors
Lockout or error at start
No valid operation mode
No fuel train defined
No curve defined
Standardisation speed not defined
Backup / Reset impossible
Selection of internal operation mode
Internal error
Program stop
Internal error
Combination of control box and operator panel not
allowed
Compatibility of control box with operator panel
Obsolete version of control box
Obsolete version of operator panel
Internal error
The selected operating mode is not released for the
standard unit
Internal error
61
Recommended measures
Repeat the reset and backup
Carry out a reset, check the connections and repeat the backup
Refer to the Modbus User Documentation (A7541)
The TÜV test can only be started in phase 60 (operation)
The output of the TÜV test must be lower than the minor output
limit
The output of the TÜV test must be greater than the upper
output limit
No error: Manual interruption of the TÜV test by the user
No flame loss after the fuel valves have been closed
1. Check for potential extraneous lights
2. Check that there are no short-circuits
3. Check that one of the valves is leaking
The control box has been manually blocked (no error)
During a regulation of the curve via the operating panel
RDI21...the time-out for the operating menu is passed (setting
via the 127 parameter), or the communication between REC
27.100A2... and RDI21 has been interrupted
During an adjustment of the curve via the PC interface, the
communication between REC 27.100A2 and the operating
panel has been interrupted for more than 30 s
The PC tool has performed a tentative reset, even if the system
has worked correctly
Carry out a reset; if the error arises repeatedly, replace the
control box
No error
Lockout or error due to lack of unit parameter settings
Redefine the operation mode (parameter 201)
Redefine the operation mode (parameter 201)
Carry out a reset; if the error arises repeatedly, replace the
control box
The program stop is active (no error)
Carry out a reset; if the error arises repeatedly, replace the
control box
Carry out a reset; if the error arises repeatedly, replace the
control box
Select an operating mode released for the standard unit
Carry out a reset; if the error arises repeatedly, replace the
control box
GB
20068428