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Panasonic NC-ER22N Operating Instructions Manual page 38

Electric thermo pot
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Troubleshooting
If...
White or glittering
flakes floating in
the hot water.
Hot water from
the unit has an
unpleasant odor.
Hot water does not
flow out smoothly.
Hot water won't
dispense.
35
Before calling a service supplier,
please check the followning possible causes.
Possible cause
The cause of this is hard water deposits.
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.
Odors of chlorine remain depending on how
much chlorine for disinfection is in the water.
When the unit is new, resin used in manufacture 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.
The mesh filter may be clogged with foreign
matter. (See P.27)
After boiling, bubbles may form for a time
and make it difficult to dispense the hot
water.
The automatic lock has been engaged.
How to fix
Clean the inner container with
citric acid. (See P.28)
Clean the inner container with
citric acid. (See P.28)
Press the 'Long Boil/Reboil' key.
Clean the filter with a brush.
(See P.27)
If the foreign matter cannot be
removed, replace the filter.
(See P.29)
Dispense after opening and
closing the lid once.
(Be careful of the steam when
opening the cover.)
Press the 'Lock/Unlock' key.

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