14Manuale d’installazione e d’uso2. OPERATING INSTRUCTIONS3. CLEANING AND MAINTENANCE3.1 Ordinary MaintenanceDuring the cleaning don’t wash the equipment with direct water spout. The cleaning must be executed when theequipment is cold. Before the cleaning disconnect the equipment. Take away all the oven displaceable elements andwash them. The stainless steel elements must be washed by hot water and neutral detergent. Rinse the plate by asoft cloth to remove any trace of detergent. Dry with care. Using abrasive and corrosive detergents you can causedamages to the stainless steel.LIGHTING BURNERS• Open main gas tap upstream of appliance.• Push and turn the knob from “closed” position to “maximun flame” and simultaneously press the piezoelec-tric ignition button a few times until the burner rmains lit.When first starting up, in order to keep the light ON, keep the knob pressed for about 10 seconds. When it isreleased, the light should remain lighted, otherwise, repeat the operation.• Turn the knob to the “minimum flame” position to set a slower and more economical cooking procedure, ifrequired.SWITCH-OFF• To put the appliance out, switch the knob back to position “closed”.• At the end of the working day, switch off the gas check valve upstream of the appliance.At regular intervals (at least once a year or more often in cases of frequent use), service the appliance thoroughly.This includes checking the gas circuit, checking parts for damage and if necessary lubricating the taps if they aredifficult to use. Contact a specialised and experienced technician. A maintenance contract should be taken out witha centre approved by the company.If the appliance is not used for a long time or if it does not work or works irregularly, the gas stopcock upstreamof the appliance must be shut off.All the parts of the appliance that are subject to wear can easily be accessed from the front of the appliance afterremoving the front.All the couplings use a dado and bicono, so great care must be taken in handling these components. If the part isdamaged during dismantling or reassembly it must be replaced with a new one.3.2 Special Maintenance3.2 Control and safety devicesEN