18 TROUBLESHOOTING
18.1 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).
Turning the fires ignition knob from max. to min., the
burner switches off:
Possible causes:
• minimum level is too low.
18.2 SOLID TOP GAS HOB AND GAS OVEN
The pilot burner does not light
•
Possible causes:
•
Insufficient gas supply pressure.
•
Blocked tubing or nozzle.
•
Defective gas tap or valve.
•
Igniter defective or not properly connected.
•
Igniter or igniter wire defective.
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).
Heating cannot be adjusted
Possible causes:
•
defective gas valve.
Uneven cooking (pronounced difference in the product
colouring)
Possible causes:
• temperature is too high.
• Pan is too close to source of heat.
• Different product size or thickness.
•
Non-horizontal racks.
18.3 ELECTRIC OVEN
No heating
Possible causes:
• no power.
• Operating thermostat damaged.
• Heating elements faulty.
• Safety thermostat tripped.
Heating cannot be adjusted
Possible causes:
•
Defective gas valve.
Uneven cooking (pronounced difference in the product
colouring)
Possible causes:
• improper selector position or position not suitable to the
type of cooking.
• Different product size or thickness.
• Non-horizontal racks.
• One of the two heating elements is faulty.
19 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.
19.1 GAS HOB
Replacing the gas tap.
•
Remove the control panel.
•
Remove and replace the component.
•
Re-assemble all parts. For assembly, proceed in reverse
order.
Replacing the pilot burner and thermocouple.
•
Remove the control panel.
•
Remove the pan stand grids and burners.
•
Remove and replace the component.
•
Re-assemble all parts. For assembly, proceed in reverse
order.
19.2 GAS OVEN
Replacing the gas valve 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
order.
Replacing the burner
•
Remove the panel below oven door.
•
Remove the floor and the plate positioned on top of the
burner.
•
Remove and replace the component.
•
Re-assemble all parts. For assembly, proceed in reverse
order.
Replacing the pilot burner and igniter.
•
Remove the panel below oven door.
•
Remove and replace the component.
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