Panasonic NC-UH301 Operating Instructions - Page 22
Troubleshooting
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Troubleshooting Troubleshooting Before calling a service supplier, please check the following possible causes/solutions. If... Possible cause Solution White or glittering flakes floating in the hot water. Boiling sounds become louder. ● The cause of this is "scale". (See P.20) It is not flakes of fluororesin. * Water with a large content of minerals in it such as mineral water or ionised water, is more likely to cause a scale or white layer in the hot water. ● When "scale" has adhered, boiling sounds become louder. ● Clean the inner container with a wet sponge. (See P.20) ● If the "scale" still remains, clean with citric acid. (See P.21) Hot water has odors of chlorine. ● Odors of chlorine remain depending on ● Press the "Long Boil/Reboil" key the amount of chlorine in tap water. to reduce the chlorine. (See P.16) Hot water has an unpleasant odor. ● When the unit is new, resin used in the manufacturing may give off a mild odor. This will disappear with use. ● If the unit is placed on surfaces such as a vinyl sheet, the odor may be carried over into the water. Hot water comes out by itself. ● Water has been added above maximum water level. ● Lower the water level. Hot water does not flow out smoothly. ● The mesh filter may be clogged with "scale". (See P.20) ● Clean the filter with a brush. ● If the "scale" cannot be removed, replace the filter. (See P.23) Hot water does not dispense. ● The automatic lock has been engaged. Lamp blinks while buzzer sounds (Power supply stops) beep beep beep beep No-water boiling prevention function ● To prevent failure by over- heating, this is activated when no water remains. ● Is water filled higher than water supply level ? ● Is lid left open when water is filled ? ● Press the "Lock/Unlock" key. ● Fill the water higher than water supply level, close the lid and press . Blinks alternatively VIP Keep-warm ● It may light on: ● when hot water is added. ● depending on filling method of water. ● Press . ● Is citric acid settled at the bottom of container while citric acid washing ? ● Once plug is disconnected, mix with chopsticks and wash after citric acid is distributed. (See P.21) If boiled empty, odor is caused or the color of fluorine resin changes. 22 NC-HU401_301-EN-6.indd 22 11/12/08 2:35:58 PM