18
3 System Operation
Fault Codes An "H" before the fault code indicates that the main processor has identified the cause of the
defect.
A preceding “Ü” indicates that the monitoring processor has triggered the fault.
An * signifies that re-starting is permitted for this fault.
A blinking Fault-LED means, that a autonomic restart will happen.
** it means, that it tries as many as possible the burner start.
Fault Code Number
Aids FMS Aids ETA
0 No fault code available for this fault
1 No pilot flame appearing
2 Light/dark check failure
3 Flame fault during ignition H2
4 ** Flame fault during operation
5 Flame signal does not appear during 1st safety time H2
6 Flame signal goes out during stabilising time. H2
7 Flame signal goes out during 1st safety time H2
8 Flame signal goes out during 2nd safety time H2
9 Flame signal does not appear during safety time H2
10 Flame signal goes out immediately after ignition H2
11 Internal fault: 5 sec. outside light monitoring period not kept
12 Relay module not connected or missing 24V supply for relay
13 Main flame signal appears during ignition
102 Internal fault: Internal communication FIFO has overflowed A7
103 Internal fault: Error in misc. data A7,A9
104 Internal fault: D/A converter faulty A7
105 * Curve data faulty! Curve set no.: A7,A13,
A9
106 parameters not equal for parameter no.: A7,A14,
A9
107 Invalid configuration A7,A12
108 Different input signals on main processor and monitoring processor. A7,G8
110 CRC-16 test has found an error A7,A11
111 RAM test detecting error A7
112 ETAMATIC self-test exceeds time-out limit
120* Different operating modes for mon. and main processor A24
121 Correction is outside permissible range. Channel: 1 F1
122 Correction is outside permissible range. Channel: 2 F1
123 Correction is outside permissible range. Channel: 3 F1
124 Correction is outside permissible range. Channel: 4 F1
125 Correction is outside permissible range. Channel: 5 F1
139 Integr. Flame Detector: self-test fault
140 EEPROM is faulty. A2, A7,
A12, A15