www.zanussi.com 9Ignition Failure The gas valve is not completely openedo Open the gas valve completely Air in the gas feedingo Close and open the distributor for several times Water source valve partially closedo Open water source valve completely Safety feature activatedo Re-start the appliance (close outlet water valve and re-open) Low batteryo Replace batteries Strong wing outsideo Wait until wind stopYellow flames with black smoke Insufficient ventilationo Remove any air intake blocking stuff from appliance sidesAbnormal flames with peculiar smell Insufficient ventilationo Remove any air intake blocking stuff from appliance sidesOutlet water not hot The gas valve is not completely openedo Open the gas valve completelyFlames extinguishing when adjustingwater control on(Max) position Low inlet water pressureo Readjust water control knob towards (Min) position slightlyuntil problem disappear.Technical dataGas Type LPGRated gas pressure 28mbarRated heat input power 20 kWEfficiency 86%Min water operating pressure 0.25 barMax water operating pressure 8 barMin water flow (2bar) 5.8 L/minMax water flow (2bar) 10 L/minExhaust discharge type Flue typeConnectionsGas inlet 1/2 inchWater inlet 1/2 inchWater outlet 1/2 inchDimension (Height "A"*Width "B"*Depth "C") 570*330*190 mmChimney diameter Ø 110 mmNozzle diameter Ø 0.78 mm