25
20094184
GB
Start-up, calibration and operation of the burner
6.15 Lockout types
Whenever a lockout occurs, the control box shows the reasons
for the fault (and the reasons can be identified by the reset button
colour). The sequence of pulses issued by the control box of the
LED in the reset button identifies the possible types of fault, which
are listed in the table below
Tab. G
The frequency of the flash of reset push-button for the status in-
dication, See “Fault diagnostics - lockouts” on page 19.
Lockout description
Lockout time
Led colour
Probable cause
Presence of extraneous
light during standby
After 25 seconds
– presence of a false flame signal before the heat re-
quest.
Pre-heating not terminated
After 600 seconds
– fault in the resistor of the oil pre-heater
– fault in the switch or start-up thermostat
– the short-circuit socket is not connected (for burners
without heater).
Presence of extraneous light
detected during pre-purging
After 25 seconds
– presence of false flame signal during pre-purging.
Extraneous light detected
during pre-heating
After 25 seconds
– presence of false flame signal during post-purging.
The flame is not detected
after the safety time
After 5 seconds
from oil-valve starts
RED
Steady ON
– flame detector defective or dirty;
– oil valve defective or dirty;
– faulty ignition transformer;
– badly regulated burner;
– oil fuel not present.
Flame failure during opera-
tion
After 3 recycles
– badly adjusted burner;
– oil valve defective or dirty;
– flame detector defective or dirty.
Fan motor error
Immediate
– faulty fan motor;
– fan motor not connected.
Malfunction in the internal
control circuit of the oil valve
Immediate
– faulty oil valve;
– Internal control circuit of the oil valve faulty
.
Eeprom error
Immediate
– faulty internal memory.
WARNING
To reset the control box, press the reset or remote
reset button.
WARNING
In the event the burner stops, in order to prevent
any damage to the installation, do not unblock the
burner more than twice in a row. If the burner locks
out for a third time, contact the customer service.
DANGER
In the event there are further lockouts or faults
with the burner, the maintenance interventions
must only be carried out by qualified, authorised
personnel, in accordance with the contents of this
manual and in compliance with the standards and
regulations of current laws.
Summary of Contents for RDB 2.2R BG 15 kW
Page 2: ...Translation of the original instructions Traducci n de las instrucciones originales...
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