Instructions for the installer
12.2.3 Replacing the electric cable
To replace the electric cable, it is necessary to access the terminal board. It is located on the back of the appliance, at the top left, as shown in the figure.
To replace the cable, proceed as follows:
•open the terminal board box;
•unscrew the screw A that locks the cable;
•loosen the screw contacts and replace the cable with one of the same length that corresponds to the specifications in the table in section “12.2.1 Electric power cable section”;
•the 
and must be approximately 20 mm longer than the line cables;
•the neutral "blue" wire must be connected to the terminal marked with the letter N;
•the live "brown" must be connected to the terminal marked with the letter L.
12.3Power consumption of the ceramic hob
The ceramic hob has different power consumptions depending on the type of heating element used. The diagram shows the values of the power consumed.
In the envisaged cases, the first numeric value refers to the total power, whereas the value that follows the symbol "/" refers to the inside diameter, with the exception of the central heating element, whose value that follows "/" refers to the outer diameter.
12.4 Ventilation requirements
The room containing the appliances should have an air supply in accordance with B.S. 5440 part 2.
1.All rooms require an opening window or equivalent, and some rooms will require a permanent vent as well.
2.For room volumes up to 5m³ an air vent of 100cm² is required.
3.If the room has a door that opens directly to the outside, and the room exceeds 1m³ no air vent is required.
4.For room volumes between 5m³ and 10m³ an air vent of 50cm² is required.
5.If there are other fuel burning appliances in the same room B.S. 5440 part 2 should be consulted to determine the air vent requirements.
6.The appliance must not be installed in a bed sitting room of less than 20m or in a bathroom or shower room.