Panasonic TK-CJ21 User manual

English
TK-CJ21
TK-CJ11/TK-CJ01
Instruction Manual
Water Purier Household Use
TK-CJ21
TK-CJ11
TK-CJ01
Model No.
Thank you very much for purchasing this Panasonic product.
nPlease read through this instruction manual carefully before using the product to ensure
proper operation.
n Be sure to read the “Safety precautions” (pages 2 and 3) before using the product.
nCheck that the purchase date has been entered on the warranty, and keep the warranty
in a safe place together with the instruction manual.
nBear in mind that Panasonic will not be liable for any product malfunctioning or
accidents which result from the failure to install or operate the product properly.
Replacement cartridges for this water purifier:
● For TK-CJ21/TK-CJ11 : Model No. TK-CJ21C1
● For TK-CJ01 : Model No. TK-CJ01C1
How to Replace the Cartridge (P.25)
Contents
Safety precautions......................... 2
Tips to ensure proper operation... 4
Product composition ..................... 5
Checking the main unit and
accessories ................................. 6
Names and functions of the parts ... 7
Steps to take before
installing the product ................. 8
Installation procedure ................. 10
Operation (How to run water) ......18
Maintenance ..................................20
Cartridge replacement..................23
Troubleshooting............................26
Frequently Asked Questions (Q&A)... 28
Optional accessories....................29
Specifications................................30

2
Safety precautions These must be observed
Please be sure to observe these precautions to prevent injury to people or
damage to property.
■ The following precautions are classified according to the extent of
possible harm or damage resulting from misuse of the product.
WARNING
If not observed, may result in death or serious injury.
CAUTION
If not observed, may result in minor injury or property
damage.
WARNING
nDo not disassemble
● Do not attempt to disassemble, repair or alter this product.
Doing so may result in fire or electric shock.
• Please consult with your dealer about the repair of the product.
nWater used
● This product does not have sterilizing capability and cannot remove harmful
substances other than those indicated (See page 24), so drinking unfit (non-
potable) water may cause health problems.
n[TK-CJ21 only] Prevention of accidental ingestion
● Keep coin type lithium batteries out of the reach of babies and small children.
The battery may be accidentally swallowed.
•If a battery is swallowed, consult a physician immediately.

3
English
CAUTION
nUse / Storage of purified water
● Do not use purified water to raise fish.
The environment may deteriorate, possibly causing the fish to die.
● Dispose the water inside the purifier before use.
● Every day before using the product for the first time, allow about 0.7 liter of water to
pass through it (This will take about 20 seconds).
● If the product has not been used for two or more days, allow about 6 liters of water to
pass through it (This will take about 3 minutes).
If this is not observed, the health condition may deteriorate.
● When storing purified water, store it in clean airtight containers at most for a day
at room temperature and at most for two days in a refrigerator.
If not observed, the water quality may deteriorate and cause health problems since
disinfectants (such as chlorine) have been removed from the water.
nHandling / Prevention of accidental ingestion
● Do not block the purified water outlet.
Doing so may result in water leakage or malfunction.
● Do not connect a hose or other appliance to the purified water outlet.
Doing so may result in malfunctioning of the hot-water supply system.
● Do not connect the product to a hot-water supply system which does not have a
non-return valve (a valve for preventing the backflow of water).
Doing so may result in malfunctioning of the water heater.
● Do not connect the product to a mains stop type of water heater (with a structure
that makes it impossible to shut off the water at the hot water outlet such as an
instantaneous water heater).
● Keep the accessories out of the reach of babies and small children.
The accessory may be accidentally swallowed.
● If an accessory is swallowed, consult a physician immediately.
n[TK-CJ21 only] Use of the battery
● Do not expose the coin type lithium battery to flame or to excessive heat.
The battery may explode and cause an accident.
● Be sure to insert the coin type lithium battery correctly by matching the “+” and “–
” markings.
If the “+” and “– ” are not correctly oriented, the battery may explode or leak and cause
an accident. (See page 16)
● Do not wet the coin type lithium battery or the battery compartment interior.
The battery may explode or leak and cause an accident.

4
Tips to ensure proper operation
nDo not pass the following kinds of water through the product.
(Doing so will significantly shorten the cartridge life.)
● Very cloudy water
● Water with a high red rust content
nThe temperatures of the water that can be used for this product are
shown in the table below. Be sure to follow these temperatures.
(If not observed, may result in malfunction or may cause total trihalomethanes
absorbed in the cartridge to be released.)
Selector lever position Water temperature
Purified Under 35 °C
Unpurified Under 80 °C
Shower
nDo not install the water purifier in the following places.
(If not observed, may result in a malfunction)
● Near heat sources such as stoves (Over 60°C)
If not observed, the case may be deformed by the heat, etc.
● Under direct sunlight or exposed to rain and wind
If not observed, may cause a malfunction, breakdown, etc.
● Places where water may freeze
If not observed, may cause water leakage, the cartridge to crack, etc.
● Places where it may be oil-stained
If not observed, may cause the case to crack, etc.

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● With LCD display
● Cartridge replacement
guidelines:
About 1 year
● Cartridge replacement
guidelines:
About 1 year
● Cartridge replacement
guidelines:
About 6 months
● Except for limited exceptions, TK-CJ11/TK-CJ01 are used for the water purifier
illustrations in this manual.
TK-CJ21 TK-CJ11 TK-CJ01
Product composition

6
Installation Adaptor
(with 4 screws)
Bushing
(with gasket)
[TK-CJ21 only] Coin type lithium battery
Model No.: CR2032 (Commercial item)
● The battery included in the package is for test use and may have a short life.
Please refer to page 16 for how to insert the battery before using the product.
TK-CJ21 TK-CJ11 TK-CJ01
Selector lever
Adaptor A
Cartridge
LCD display Cartridge
If any items are missing, please contact the dealer from whom you purchased the
product.
Package items Items included in the box
nWater purifier
Checking the main unit and accessories
nSupplied accessories

7
English
[View from below]
The illustrations show examples for TK-CJ11/TK-CJ01.
LCD display
Displays remaining cartridge and
battery levels. (P16, 18, 23)
Selector lever
For selecting the type of water.
Cartridge
Filters the water.
Selector lever
For selecting the type
of water.
Cartridge
Filters the water.
Purified
water outlet
Purified water is
discharged.
Unpurified
Water Shower
hoses
Unpurified Water Outlet (straight)
The water may look white because air is taken in
discharging water to moderate the water flow.
Selector lever position indicator
Displays the current lever position.
Purified water is discharged from
the purified water outlet.
Unpurified water (tap water) is
discharged.
TK-CJ21
TK-CJ11 TK-CJ01
Names and functions of the parts

8
Steps to take before installing the product
nFaucets onto which the product can be installed
● Faucets with a thread on the outside
(See page 6)
Thread diameter: 22 mm
Outside
thread
6 mm or
more
6 mm or
more
● Faucets with a thread on the inside
(See pages 8 and 9)
Thread diameter: 24 mm
Inside
thread
● Faucets without an aerator (See pages 10 and 11)
<Flared faucets> <Straight faucets>
Flared:
13 mm or more, less than 24 mm
more than 10 mm
Diameter of faucet end:
13 mm or more, less than 24 mm
more than 10 mm
nFaucets that require an optional accessory to install the product
With the following kinds of faucets, an optional accessory is required to install the
product. Purchase the optional accessory from your dealer.
For details on installation, read carefully through the instructions that accompany the
accessory.
● Large faucets
Optional accessory
Large-diameter Installation Adaptor
Model No.: P-06JRC
Diameter of faucet end: 24 mm to 32 mm

9
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nFaucets onto which the product cannot be installed
Bear in mind that it will not be possible to install the product onto custom designed
faucets or faucets with the wrong thread diameter (which is not 22 mm) or wrong pipe
diameter in addition to what is shown below. Neither is it possible to install the product if
the main unit comes into contact with the faucet.
● Plastic faucets
Installation will cause the plastic area at the end
of the faucet to crack.
Plastic
• The product can be
installed onto faucets
with a metal thread.
● Faucets with a shower nozzle
● Faucets whose end area measures
10 mm or less
10 mm or less
● Faucets with a sensor

10
Installation procedure
● Do not connect the product to a faucet used solely for hot water.
Faucets with an outside thread (thread diameter: 22 mm)
Types of faucets
Outside thread Outside thread
Aerator
(Do not use.)
Aerator
(Do not use.)
1Remove the mounting nut and adaptor.
The parts below must be returned
to their original positions when they
have been unintentionally removed.
Filter
Gasket washer
(metal)
Adaptor (with gasket)
Mounting nut
Main unit
gasket