WARNING – SERVICING TO BE CARRIED OUT ONLY BY AN AUTHORISED PERSONDisconnect from electricity and gas supplies before servicing. Check appliance is safe when you have finished.38ArtNo.320-0020 Oven back fixing screws5 Ovens5.1 To Replace an Oven ThermostatDISCONNECT FROM THE ELECTRICITY SUPPLY.Remove the handrail (see 1.1), control panel (see 1.2)and hotplate top (see 2.1). Open the oven doors andremove the oven furniture.Left-hand ovenFrom inside the oven remove the two screws holdingthe thermostat phial to the oven fan cover at the rear ofthe oven.Remove the four screws that secure the fan cover(Fig.9-5) then remove the fan cover.Pull cooker forward to gain access to the cover box atthe rear of the cooker. Remove the screws securing thecover and lift clear. The oven thermostat capillary isclamped to the oven back sheet with an earthing plate.Remove the screws and plate (Fig.9-6).Remove the two screws securing the thermostat bodyto the control panel at the front of the cooker. Removethe assembly.Fit new thermostat. Reassemble in reverse order.Ensure that the phial is clipped to the oven back withthe phial centrally positioned between the clips.Ensure that the thermostat capillary is clamped to theoven back sheet with an earthing plate.Check operation of thermostat.Right-hand ovenFrom inside the oven remove the two screws holdingthe thermostat phial to the oven fan cover at the rear ofthe oven.Remove the four screws that secure the fan cover(Fig.9-5) then remove the fan cover.The oven thermostat capillary is clamped to the righthand rear upright with an earthing plate (Fig.9-6).Remove the screws and plate.Feed the thermostat capillary out of the oven.Disconnect wiring from thermostat. Remove the twoscrews holding thermostat to mounting panel. Fit newthermostat and reassemble in reverse order.Ensure that the phial is clipped to the oven back withthe phial centrally positioned between the clips.Ensure that the thermostat capillary is clamped to theright hand rear upright with an earthing plate.Check operation of thermostat.Thermostat capilaryEarthing plateFig.9-6Fig.9-5