11OperationOpen BurnersNOTE: Only cooking pans from size Ø 150 mm to Ø 420 mm are suitable fo use on these openburners.Flame Failure Option (F-Models)Lighting the Open BurnersFlame Failure Protection is incorporated for each burner by way of a thermo-electric system whichwill shut off gas supply to that burner if burner goes out, so that un-burnt gas is not expelled.a. Select burner required, depress and turn corresponding gas control knob anti-clockwise to ‘HIGH’position.b. With gas control knob depressed, manually light burner.c. Release gas control knob approximately 10-20 seconds after lighting burner.d. Burner should stay alight - if not, repeat Steps (a to (c above.e. To achieve simmer control, depress gas control knob and rotate between ‘HIGH’ and ‘LOW’positions to achieve temperature required.Turning 'OFF' the Open Burnersa. When main burner is not required, depress and turn gas control knob clockwise back to ‘OFF’position. 'MAIN' burner will extinguish.Pilot and Flame Failure Option (PF-Models)Lighting the Open BurnersThese hobs are fitted with individual standing pilots for each open burner which allows main burnersto be turned 'ON' - 'OFF' without having to manually re-light burner each time that it is turned 'ON',as burner will automatically light itself off pilot burner.Flame Failure Protection is incorporated for each burner by way of a thermo-electric system whichwill shut off gas supply to that burner in the event that burner goes out, so that un-burnt gas is notexpelled.a. Select burner required, depress and turn the corresponding gas control knob anti-clockwise to‘PILOT’ position.b. With gas control knob depressed, manually light pilot burner.c. Release gas control knob approximately 10-20 seconds after lighting pilot burner.d. Pilot burner should stay alight - if not, repeat Steps (a to (c above.e. ‘Full Flame’ can now be achieved by depressing and rotating gas control knob anti-clockwise to'HIGH' flame position.f. Low flame can be achieved by depressing gas control knob and rotating fully anti-clockwise to‘LOW' flame position.g. To achieve simmer control, depress gas control knob and rotate between ‘HIGH’ and ‘LOW’positions to achieve temperature required.Turning 'OFF' the Open Burners / Pilotsa. To turn 'OFF' main burner, but keep pilot burner alight, rotate gas control knob to 'PILOT'position. Main burner will extinguish and pilot will remain alight.b. To turn 'OFF' the 'PILOT', depress and turn gas control knob clockwise back to ‘OFF’ position.'PILOT' burner will extinguish.