Tab.47 List of burner faults
Faults
Description
The burner does not start.
No voltage: burner fault.
No continuity between L1 and T1: Green LED on the control box off
while there is a thermostatic demand.
The motor does not start.
Faulty motor.
Faulty capacitor.
Mechanical noises.
Motor bearings damaged.
Friction on the turbine.
No ignition arc
Short-circuit on ignition electrodes.
Ignition electrodes spaced too far apart.
Electrodes clogged, wet.
Connection fault on the electrode cables.
Faulty insulation on the ignition electrodes.
Faulty ignition electrode cables.
Faulty transformer.
The control box switches to safety mode (fixed red
LED).
Flame detection cell clogged.
Flame blow-off.
Faulty ignition cables or flame detection cell.
No oil.
The pump does not draw in oil.
Damaged pump/motor coupling.
Strainer, pipework or oil leak.
Oil inlet/flow connection fitted the wrong way round.
Stop valves closed.
Filter or strainer on the tank clogged.
Oil tank empty.
Pump noises.
The pump is drawing in air.
The pump is idling.
Poor combustion hygiene.
Incorrect setting.
Lack of air.
Injection nozzle clogged.
No spraying.
Combustion head clogged.
Air inlets clogged.
Boiler room insufficiently ventilated
No flame.
No ignition arc.
Faulty injection nozzle
No oil.
9 Environmental
9.1
Disposal and recycling
Recycling
Warning
Removal and disposal of the boiler must be carried out by a
qualified installer in accordance with local and national
regulations.
9.2
Energy savings
Energy-saving advice:
Do not block ventilation outlets.
Do not cover the radiators. Do not fit curtains in front of the radiators.
Install reflective panels behind the radiators to prevent heat losses.
Insulate the pipes in rooms that are not heated (cellars and lofts).
Close the radiators in rooms not in use.
Do not run hot (or cold) water pointlessly.
Fig.22
MW-3000179-03
9 Environmental
7740570 - v04 - 03112022
CFU
33
