[. . . ] 60 cm Hob 4 gas burners with Triple Crown Y118 Z097 T135 X072 085 065 095 050 38 11 INSTALLATION 2) - mering flame should be set at the low pressure in the system from extinguishing during normal use. [. . . ] 03) and turn it, observing the flame, to achieve such a size of the flame that will prevent it from being extinguished in a slight draught or during the operation of quick switching from the full to the simmering position . Of the flame and back; the adjustment is correct when the core of the flame is cone-shaped in green and blue colour and is ca. 2 - 4mm tall, if there are perceptible changes of gas pressure in the gas supply system, ADJUSTING THE TAPS - 36 13 REPLACING THE NOZZLES Note: 1. Before replacing the nozzles and adjusting gas taps remove the cable plug from the mains supply . The hob is adjusted to the type of gas and pressure stated on the appliance's rating plate. In the event of a change of the type of gas replace the nozzles and adjust the taps. [. . . ] 7 and replace them with new ones, put burners' rings and lids back, adjust the taps and check the connections for soundness. [. . . ]