24
VI MAINTENANCE
1. MAINTENANCE
All the components requiring maintenance are accessible
from the front of the appliance, after removing the control
panel and front panel. Disconnect the electrical power supply
before opening the appliance
1.1 BRIEF TROUBLESHOOTING GUIDE
Even with correct use, malfunctions can occur.
- The pilot burner does not light.
Possible causes:
•
The igniter is not properly fixed or is incorrectly connected,
•
The ignition or the igniter cable are damaged.
•
Insufficient pressure in gas pipes,
•
Nozzle blocked,
•
Faulty gas valve;
-
The pilot burner goes out.
Possible causes:
•
The pilot burner is not heating the thermocouple
sufficiently.
•
The control knob of the gas cock and/or gas valve is not
being pressed enough,
•
Lack of gas pressure at the valve,
•
Faulty gas valve.
-
The main burner does not light
Possible causes:
•
Loss of pressure in gas supply pipe
•
Blocked nozzle or faulty gas valve
•
Gas outlet holes on burner clogged.
INSTRUCTIONS FOR REPLACING COMPONENTS (to be
carried only by an authorized installer).
Remove the front panel to access the:
GAS VALVE
•
Unscrew the pilot and thermocouple pipe, unscrew the
gas inlet and outlet connections.
•
For installation carry out the same procedure in reverse
order.
PILOT BURNER, THERMOCOUPLE, IGNITER ASSEMBLY
•
To replace the igniter and thermocouple loosen the fixing
screws and remove the components.
•
To replace the pilot burner undo the gas pipe, remove
the pilot burner assembly
•
Replace the components proceeding in reverse order to
refit the parts.
MAIN BURNER
•
Unscrew the gas connection from the nozzle holder
•
Undo the screws fixing the burner to the support
•
Remove the pilot burner assembly by undoing the screws
•
For installation carry out the same procedure in reverse
order, making sure that when positioning the burner the
centering pins, located at the back of the burner, enter
their special seats.
REPLACING HEATING ELEMENTS “RAPID SYSTEM”
VERSION
•
To access the heating elements of the rapid system,
remove the front panel, disconnect the elements from
the power supply wires and undo the fixing screws.
•
For installation carry out the same procedure in reverse
order.
