Troubleshooting

 

please check the following possible causes/solutions.

 

Before calling a service supplier,

Troubleshooting

If...

White or glittering flakes floating in the hot water.

Boiling sounds become louder.

Possible cause

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.

Solution

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.

Hot water has an unpleasant odor.

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)

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.

Hot water does not flow out smoothly.

Hot water does not dispense.

Water has been added above maximum water level.

The mesh filter may be clogged with “scale”. (See P.20)

The automatic lock has been engaged.

Lower the water level.

Clean the filter with a brush.

If the “scale” cannot be removed,

replace the filter. (See P.23)

Press the “Lock/Unlock” key.

Lamp blinks while buzzer sounds

(Power supply stops)

beep beep beep beep

Blinks alternatively

VIP Keep-warm

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 ?

It may light on:

when hot water is added. depending on filling

method of water.

Is citric acid settled at the bottom of container while citric acid washing ?

Fill the water higher than

water supply level, close

the lid and press .

Press .

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.

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Panasonic NC-HU401P, NC-HU301P operating instructions Troubleshooting