Riello Burners Gulliver BLU BG5 Typ 388 T1 Montage- Und Bedienungsanleitung Seite 42

6. FAULTS / SOLUTIONS
Here below you can find some causes and the possible solutions for problems that could cause a failure to
start or a bad working of the burner.
A fault usually makes the lock-out lamp light which is situated inside the reset button of the control box
(3, fig. 1, page 1).
When lock out lamp lights the burner will attempt to light only after pushing the reset button. After this if the
burner functions correctly, the lock-out can be attributed to a temporary fault.
If however the lock out continues the cause must be determined and the solution found.
FAULTS
The burner doesn't
start when the limit
thermostat closes.
The burner remains
in the pre-purge
phase.
Burner runs normal-
ly in the prepurge
and ignition cycle
and locks out after 5
seconds ca.
Yellow flame.
Burner starts with an
ignition delay.
WARNING:
The manufacturer cannot accept responsibility for any damage to persons, animals or property due to error
in installation or in the burner adjustment, or due to improper or unreasonable use or non observance of the
technical instruction enclosed with the burner, or due to the intervention of unqualified personnel.
2320
POSSIBLE CAUSES
Lack of electrical supply.
Heating and start thermostats are
faulty.
The connections in the control box
are wrongly inserted.
Lock-out because of a failure to turn
off (event B page 9).
The flame detector sees strange light
(Led 1 is switched on).
The flame detector is dirty.
The flame detector is defective
Flame moves away or fails.
Nozzle dirty or worn.
Defect in the air output.
Pump pressure is not correctly set.
Air suction inlet is clogged.
Obstruction in the exhaust circuit.
The ignition electrodes are wrongly
positioned.
Air output is too high.
Nozzle dirty or worn.
Check presence of voltage in the
L1 - N clamps of the 7 pin plug.
Check the conditions of the fuses.
Check that safety thermostat is not
lock out.
Replace them.
Check and connect completely all the
plugs.
Call technical assistance.
Eliminate the light.
Clear it.
Change it.
Check pressure and output of the fuel.
Check air output.
Change nozzle.
Check the coil of solenoid valve.
Replace it.
Adjust the air output.
Verify the pressure and the output of
the fuel and adjust them according to
the instructions of this manual.
Clear it.
Clear it.
Adjust them according to the instructions
of this manual.
Set the air output according to the in-
structions of this manual.
Replace it.
10 GB
SOLUTION