Dux 21ENB5N Owner's Manual

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Dux 21ENB5N Owner's Manual Manual pdf 27 page image

Owner's Guide27Part: XXXXX Rev XXClock shows “0:00”. • If the power is disconnected for any reason, when thepower is reconnected, the clock on the display screenshows “0:00”, indicating that it needs to be reset. ( p.13).The water temperature changesafter a power failure or when thepower is disconnected.• The temperature setting and the bath fill setting mayboth need to be reset after a power outage.The plastic on the surface or buttons ofthe remote controller has torn, peeled,or air bubbles inside.• The surface of the remote controller is affixed with aprotective sheet (to prevent surface scratching, etc.) attime of shipment. This sheet can be removed or left as itis. When leaving the protective sheet on, areas frequentlytouched may tear or peel. However, the remote controllerwill not malfunction from water entering such torn orpeeled areas. To restore the appearance of the remotecontroller surface, simply remove the protective sheet.The light on the operation button doesnot come on.• Has there been a power failure?• Is the power connected properly?The heater stops burning duringoperation.• Are the gas and water supply valves fully open?• Is the water supply cut off?• Is the hot water fixture sufficiently open?• Is the gas being cut off by the gas meter?(Can other gas devices such as stoves be used?)• (For LP) Is there enough gas in the tank?(Can other gas devices such as stoves be used?)White smoke comes out of the flueexhaust on a cold day.• This is normal. The white smoke is actually steam.Remote ControllerOtherThe hot water is turbid. • This is harmless. Small bubbles appear as the air in thewater is heated and depressurized rapidly to atmosphericpressure.The water appears blueThe bath tub/wash-basin has turnedblue.• Coloration to a blue colour may be noticed from smalltraces of copper ion contained in the water and fat (furring).However, there are not problems concerning health.Coloration of the bath tub/wash-basin can be prevented bycleaning frequently.Frequent water discharge from drainpipe.(Condensing model only)• Condensation forms inside the unit during operation and isdischarged from the drain pipe.