Troubleshooting - Riello MINI 11 Manual De Instalación

7

TROUBLESHOOTING

The appliance should be inspected by a quali ed professional at least once a year to ensure it is operating correctly, prolong its life and make sure safety
is optimised. This would normally involve:
- removing any rust on the burners;
- removing any build-up on the electrode;
- cleaning the combustion chamber;
- checking that the appliance switches on and off and operates correctly;
- checking fan operation;
- checking the air pressure switch;
- checking the  ue outlets and air intake pipes.
The following instructions are addressed solely to quali ed technicians authorised to work on the appliance.
DEFINITIVE
Boiler does not switch on
No spark but fan operating
Burner does not come on
Burner does not switch off when
water shut off
Repeated attempts to turn on
Burner  ame inconsistent and
appliance then switches off
CAUSE
No electric power supply
No gas power supply
Air in the gas pipe
Green light off
Pressure switch fault
Pressure switch tube not connected
or cut
Ignition/ ame detection electrode
broken
Electrode cable cut off
Circuit board does not detect  ame
Main solenoid valve does not open
Ignition/ ame detection electrode
broken
Electrode cable cut off
Circuit board does not detect  ame
Main solenoid valve does not open
For LPG models, check the gas supply
pressure
Flow switch fault
Speci c inlet/outlet pipes not inserted
correctly
Inlet/outlet pipe not installed correctly
SOLUTION
Connect to the mains
Turn the gas on
Vent
Contact the Technical Assistance
Centre
Replace
Check – replace – insert
Replace
Replace – disconnect
Check –  x
Check –  x
Check – replace
Check – replace
Check connector contacts and if
necessary replace the board
Check and replace if necessary
Adjust and if necessary replace the
cylinder pressure regulator
Replace
Check and repair
Check pipe seal
ENGLISH
31