38
COMMISSIONING AND MAINTENANCE
Functioning status display
Reset button
Functioning status
Reset button LED colour
Flash
time
Seconds
ON
OFF
OFF
OFF
-
-
-
Pre-heating time
Flashing GREEN
Slow
0,5
2,5
Pre-ventilation
Flashing ORANGE
Slow
0,5
0,5
Safety time
Flashing GREEN
Slow
0,5
0,5
Normal functioning position
GREEN
-
Steady ON
Extraneous light or false flame signal
GREEN, RED alternate flashing
Slow
0,5
0,5
Power supply frequency error
ORANGE
-
Steady ON
Internal voltage error
ORANGE, GREEN alternate flashing
Fast
0,2
0,2
Reset / remote reset button error
GREEN, RED alternate flashing
Fast
0,2
0,2
Lockout for flame failure after Ts
RED
-
Steady ON
Lockout for extraneous light or false flame
signal
RED flashing
Slow
0,5
0,5
Lockout for maximum number of cycle repeti-
tions (flame failure during functioning)
RED flashing
Fast
0,2
0,2
Lockout for exceeding maximum pre-heating
time
RED flashing
Slow
0,5
0,5
Lockout for fan motor fault
RED, ORANGE flashing
Reversed
2,5
0,5
Lockout for fuel oil valve fault
RED, GREEN flashing
Reversed
2,5
0,5
Lockout for EEPROM fault
ORANGE, GREEN alternate flashing
Slow
0,5
0,5
Fault diagnosis - lockouts
Description of lockout
Lockout time
Presence of extraneous light during standby
After 25 seconds
Pre-heating not finished
After 600 seconds
Detection of extraneous light during pre-purging or pre-heating
After 25 seconds
Detection of extraneous light during pre-heating
After 25 seconds
Flame not detected by end of safety time
5 seconds after the activation of the fuel oil valve
Flame failure during functioning
After 3 ignition attempts
Fan motor fault
Immediate (during pre-purging)
Fuel oil valve fault
Immediate (during pre-purging)
EEPROM fault
Immediate (during pre-purging)
9
The burner can only be reset consecutively 5 times. After that, the power supply must be disconnected in order to obtain a fur-
ther 5 resets. The burner can only be reset provided the controller is powered on.
