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20166443
Problems - Causes - Remedies signalled by LED indicators
Error / RFGO LED lock-out codes
No Faults LED 1 LED 2 LED 3 LED 4 LED 5 LED 6 LED 7
Operation
LED ● = ON
Fan
Open
damper
Closed
damper
Auto Ignition Flame Status
Icon
1 Post-diagnostics fault ● Red
2 Local reset ● Red
3 Combustion air fan fault ● ● Red
4 Supervisor processor diagnostics fault ● Red
5
FR- NO Flame at the end of the 2
nd
safety time (MTFI)
● ● Red
6 FR: internal circuit fault ● ● Red
7 Internal communication fault ● ● ● Red
8 Remote reset ● Red
9 FR: internal fault ● ● Red
10 Main processor fault ● ● Red
11 Data memory test fault ● ● ● Red
12 Data memory test fault ● ● Red
13 Mains voltage or frequent fault ● ● ● Red
14 Internal processor fault ● ● ● Red
15 Internal processor fault ● ● ● ● Red
16
No flame: 1
st
safety time (PTFI)
● ● Red
17 Wiring fault ● ● Red
18 Safety relay fault ● ● ● Red
19 Combustion airflow switch fault in the
rest position
● ● Red
20
UV: no flame at the end of the 2
nd
safety time (MTFI)
● ● ● Red
21 Safety relay fault ● ● ● Red
22 Supervisor processor fault ● ● ● ● Red
23 Supervisor memory test fault ● ● Red
24 Flame loss during the operation
(AUTO)
● ● ● Red
25 Supervisor processor data memory
fault
● ● ● Red
26 Supervisor processor internal fault ● ● ● ● Red
27 Not used
28 Not used
29 Operating temperature out of range ● ● ● ● Red
30 Code memory fault ● ● ● ● ● Red
31 FR: external short circuit ● Red
32 Check mode timeout (manual) ● ● Red
33 False flame in stand-by mode ● ● Red
34 Not used
35 Internal processor timeout ● ● Red
36 Internal processor timeout ● ● ● Red
37 Combustion air check timeout ● ● ● Red
38 Internal processor timeout ● ● ● ● Red
39 Internal processor timeout ● ● Red
40 Internal hardware fault ● ● ● Red
41 Internal hardware fault ● ● ● Red
42 Main processor fault ● ● ● ● Red
43 Supervisor processor fault ● ● ● Red
44 Supervisor processor timeout ● ● ● ● Red
45 Off-specification mains voltage ● ● ● ● Red
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