19 TROUBLESHOOTING
19.1
GAS HOB
The pilot burner does not light
Possible causes:
• Insufficient gas supply pressure.
• Blocked tubing or nozzle.
• Defective gas tap or valve.
Pilot burner goes out during use
Possible causes:
• Insufficient gas supply pressure.
• Defective gas tap or valve.
• Defective thermocouple or insufficient heating.
• Thermocouple incorrectly connected to gas tap or valve.
• Knob of gas tap or valve not pressed sufficiently.
The main burner does not light ( even though pilot is lit )
Possible causes:
• Insufficient gas supply pressure.
• Blocked tubing or nozzle.
• Defective gas tap or valve.
• Defective burner ( gas outlet holes clogged ).
19.2
GAS OVEN
The pilot burner does not light
Possible causes:
• Insufficient gas supply pressure.
• Blocked tubing or nozzle.
• Defective thermocouple or insufficient heating.
• Thermocouple incorrectly connected to gas tap.
• Knob of gas tap not pressed
• Defective gas tap.
• Defective burner ( gas outlet holes clogged ).
• Battery of piezo igniter flat
Heating cannot be adjusted
Possible causes:
• Defective gas tap.
19.3
ELECTRIC HOB
The hotplate does not heat.
Possible causes:
• Hotplate defective.
19.4
ELECTRIC OVEN
The appliance does not heat.
Possible causes:
• Temperature thermostat defective.
• Heating elements defective.
• Safety thermostat tripped.
• Defective fan. ( mod. ventilated oven).
Heating cannot be adjusted
Possible causes:
• Temperature thermostat defective.
20 REPLACING COMPONENTS
REMINDERS FOR REPLACING COMPONENTS.
• Disconnect the appliance electric supply, if present, before
carrying out any operation.
• After replacing a gas system component, check for gas leaks
at connection points.
• After replacing an electrical system component, check it is
correctly wired.
20.1
GAS HOB
Replacing the gas tap
• Remove the control panel.
• Remove and replace the component.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.
Replacing the pilot burner and thermocouple.
• Remove the control panel.
• Remove the panstand grids and burners
• Remove and replace the component.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.
20.2
GAS OVEN
Replacing the gas tap and piezo igniter.
• Remove the control panel.
• Remove the bulb from its seat on the side of the oven.
• Remove and replace the component.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.
Replacing the burner and thermocouple.
• Remove the top control panel.
• Remove the oven floor.
• Remove and replace the component.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.
Replacing the door seal.
• Remove the seals ( fitted in place around the edges ).
• Remove and replace the component.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.
REPLACING/FITTING THE BATTERY OF THE PIEZO IGNI-
TER
• Unscrew the ignition push-button on the top of the igniter.
• Insert the battery with the positive (+) and negative (-) ter-
minals properly aligned with the symbols in the battery com-
partment.
• Screw the push-button back on.
Important: Replace the battery at least once a year in order to
ensure optimum operation of the piezo igniter.
20.3
ELECTRIC HOB
Replacing the knob and indicator light
• Remove the control panel.
• Remove and replace the component.
• Re-assemble all parts. For assembly, proceed in reverse or-
der.
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