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Error
Diagnostic code
code
21
23
65
67
69
71
81
83
85
87
50 ÷ 58
#
60
0
65 ÷ 67
#
70
#
23
26
71
#
0
1
2
3
72
#
73
#
23
26
75
#
1
2
4
16
76
#
Faults - Possible causes - Solutions
Meaning of the REC 27.100A2 system
Safety circuit open /Burner flange open, extraneous light -
Alarm lockout at start
Safety circuit open /Burner flange open, extraneous light,
air pressure, fuel pressure - Alarm lockout at start
Safety circuit /Burner flange open, POC - Alarm lockout at
start
Safety circuit open /Burner flange open, extraneous light,
POC - Alarm lockout at start
Safety circuit open /Burner flange open, air pressure, POC
- Alarm lockout at start
Safety circuit open /Burner flange open, extraneous light,
air pressure, POC - Alarm lockout at start
Safety circuit open /Burner flange open, fuel pressure, POC
- Alarm lockout at start
Safety circuit open /Burner flange open, extraneous light,
air pressure, POC - Alarm lockout at start
Safety circuit open /Burner flange, air pressure,
fuel pressure, POC - Alarm lockout at
start
Safety circuit open /Burner flange, extraneous light,
air pressure, fuel pressure, POC - Alarm lockout at
start
Internal error
Internal error: no valid load checking device
Internal error
Fuel/air checking error: Calculation position in
modulation
Invalid load
Curve points not defined
Special position not defined
Standby position
Pre-purging position
Post-purging position
Ignition position
Fuel/air internal checking error:
Fuel/air internal checking error: multistep calculation
position
Position calculation, invalid stage load
Position calculation, stage curve points not defined
Fuel/air ratio internal checking error: cyclical data
check
Check synchronisation data, different current load
Check synchronisation data, different target load
Check synchronisation data, different target positions
Check synchronisation data, different positions
reached
Fuel/air internal checking error:
55
Recommended measures
Carry out a reset; if the error arises repeatedly, replace the
flame control
Carry out a reset; if the error arises repeatedly, replace the
flame control
Carry out a reset; if the error arises repeatedly, replace the
flame control
No valid load
Adjust the curve points of all the actuators
Set the standby position of all the servomotors
used
Set the pre-purging position of all the servomotors
used
Set the post-purging position of all the servomotors
used
Set the ignition position of all the servomotors
used
Carry out a reset; if the error arises repeatedly, replace the
flame control
No valid load
Adjust the curve points of all the servomotors
Carry out a reset; if the error arises repeatedly, replace the
flame control
GB
20205048
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