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7 Troubleshooting

Operation manual

13

FTXM20~71N2V1B
Daikin room air conditioner
3P485919-8K – 2018.09

INFORMATION

▪ Do NOT throw away the filter frame, but use it again.

▪ Dispose of the old filter as non-flammable waste.

To order titanium apatite deodorizing filters, contact your dealer.

Item

Part number

Titanium deodorizing filter 1 set

KAF970A46

6.9

To re-install the front panel

1

Attach the front panel. Align the shafts with the slots and push
them all the way in.

2

Close  the  front  panel  slowly;  press  at  both  sides  and  at  the
centre.

6.10

To take following items into
account before a long idle period

Operate the unit several hours in 

fan only

 mode to dry the inside of

the unit.

1

Press 

 and select 

 operation.

2

Press 

 and start operation.

3

After operation stops, turn the breaker off.

4

Clean the air filters and replace them in their original position.

5

Remove the batteries from the user interface.

INFORMATION

It  is  recommended  to  have  periodical  maintenance
performed  by  a  specialist.  For  specialist  maintenance,
contact  your  dealer.  Maintenance  costs  shall  be  borne  by
the customer.

In  certain  operating  conditions  the  inside  of  the  unit  may
get dirty after several seasons of use. This results in poor
performance.

7

Troubleshooting

If one of the following malfunctions occur, take the measures shown
below and contact your dealer.

WARNING

Stop  operation  and  shut  off  the  power  if  anything
unusual occurs (burning smells etc.).

Leaving  the  unit  running  under  such  circumstances  may
cause breakage, electric shock or fire. Contact your dealer.

The system MUST be repaired by a qualified service person.

Malfunction

Measure

If a safety device such as a fuse, a
breaker or an earth leakage breaker
frequently actuates or the ON/OFF
switch does NOT properly work.

Turn OFF the main power
switch.

If water leaks from the unit.

Stop the operation.

The operation switch does NOT work
well.

Turn OFF the power
supply.

If the user interface display indicates the
unit number, the operation lamp flashes
and the malfunction code appears.

Notify your installer and
report the malfunction
code.

If  the  system  does  NOT  properly  operate  except  for  the  above
mentioned cases and none of the above mentioned malfunctions is
evident,  investigate  the  system  according  to  the  following
procedures.

INFORMATION

Refer  to  the  user  reference  guide  located  on 

http://

www.daikineurope.com/support-and-manuals/product-
information/

 for more troubleshooting tips.

If  after  checking  all  above  items,  it  is  impossible  to  fix  the  problem
yourself, contact your installer and state the symptoms, the complete
model name of the unit (with manufacturing number if possible) and
the installation date (possibly listed on the warranty card).

8

Disposal

NOTICE

Do  NOT  try  to  dismantle  the  system  yourself:  dismantling
of  the  system,  treatment  of  the  refrigerant,  oil  and  other
parts  MUST  comply  with  applicable  legislation.  Units
MUST  be  treated  at  a  specialised  treatment  facility  for
reuse, recycling and recovery.

Summary of Contents for FTXM20N2V1B

Page 1: ...Operation manual Daikin room air conditioner English Operation manual Daikin room air conditioner CTXM15N2V1B FTXM20N2V1B FTXM25N2V1B FTXM35N2V1B FTXM42N2V1B FTXM50N2V1B FTXM60N2V1B FTXM71N2V1B ...

Page 2: ...4 11 1 Precautions when using the wireless adapter 10 4 11 2 To install the Daikin Online Controller application 10 5 Energy saving and optimum operation 10 6 Maintenance and service 10 6 1 Overview Maintenance and service 10 6 2 To clean the indoor unit and user interface 11 6 3 To clean the front panel 11 6 4 To remove the front panel 11 6 5 About the air filters 11 6 6 To clean the air filters ...

Page 3: ...r interface Direct sunlight Do NOT expose the user interface to direct sunlight Dust Dust on the signal transmitter or receiver will reduce sensitivity Wipe off dust with a soft cloth Fluorescent lights Signal communication might be disabled if fluorescent lamps are in the room In that case contact your installer Other appliances If the user interface signals operate other appliances move the othe...

Page 4: ...e reference position 4 Operation 4 1 Operation range Use the system in the following temperature and humidity ranges for safe and effective operation In combination with outdoor unit RZAG Cooling and drying a Heating a Outdoor temperature 20 52 C DB 20 24 C DB 21 18 C WB Indoor temperature 17 38 C DB 12 28 C WB 10 27 C DB Indoor humidity 80 b In combination with outdoor units RXM71N 2MXM 3MXM 4MXM...

Page 5: ...10 30 C 18 30 C Note When using drying or fan only mode you cannot adjust the temperature 4 Press to stop operation Result disappears from the LCD The operation lamp goes off 4 3 Airflow rate 1 Press to choose 5 airflow rate levels from to Automatic operation Indoor unit quiet operation When the airflow is set to the noise from the unit will be reduced INFORMATION If the unit reach the temperature...

Page 6: ...d to malfunction Do NOT place large objects near the Intelligent eye sensor INFORMATION Powerful or Night set operation CANNOT be used at the same time with Intelligent eye operation The last selected function takes priority Detection sensitivity Changes according to location the number of persons in the room temperature range etc Detection mistakes The sensor may mistakenly detect pets sunlight m...

Page 7: ...nerated and go away inside the unit to ensure safe operation The Streamer discharge may generate a fizzing sound If the airflow becomes weak the Streamer discharge may stop temporarily to prevent ozone smell 4 8 1 To start stop Flash Streamer operation 1 Press Result is displayed on the LCD and the air in the room is cleaned 2 To stop operation press Result disappears from the LCD and operation st...

Page 8: ... 8 00 10 00 19 00 21 00 27 C 27 C 25 C ON OFF OFF ON 1 2 3 4 ON ON ON ON setting Enables scheduling the operation mode and set temperature OFF OFF OFF OFF setting Only the turn off time can be set for each day Note Be sure to aim the user interface at the indoor unit and check for a receiving tone when setting the Weekly timer operation INFORMATION The clock MUST be set correctly before using any ...

Page 9: ...an confirm if all reservations are set to your needs 1 Press Result The day of the week and the reservation number of the current day are displayed 2 Press or to select the day of the week and reservation number to be confirmed and check the reservation details Note To change the reservation setting refer to 4 10 1 To set Weekly timer operation on page 8 3 Press to exit the confirmation mode 4 10 ...

Page 10: ...lowing precautions to ensure the system operates properly Prevent direct sunlight from entering a room during cooling operation by using curtains or blinds Ventilate often Extended use requires special attention to ventilation Keep doors and windows closed If the doors and windows remain open air will flow out of your room causing a decrease in the cooling or heating effect Be careful NOT to cool ...

Page 11: ... the unit with wet hands Do NOT place any objects containing water on the unit CAUTION After a long use check the unit stand and fitting for damage If damaged the unit may fall and result in injury CAUTION Do NOT touch the heat exchanger fins These fins are sharp and could result in cutting injuries WARNING Be careful with ladders when working in high places 6 2 To clean the indoor unit and user i...

Page 12: ...ir filters in the shade It is recommended to clean the air filters every 2 weeks 6 7 To clean the titanium apatite deodorizing filter INFORMATION Clean the filter with water every 6 months 1 Remove the titanium apatite deodorizing filter from the tabs class 15 42 or all 4 claws class 50 71 Class 15 42 Class 50 71 a Claw 2 Remove the dust from the filter with a vacuum cleaner 3 Soak the filter for ...

Page 13: ... power if anything unusual occurs burning smells etc Leaving the unit running under such circumstances may cause breakage electric shock or fire Contact your dealer The system MUST be repaired by a qualified service person Malfunction Measure If a safety device such as a fuse a breaker or an earth leakage breaker frequently actuates or the ON OFF switch does NOT properly work Turn OFF the main pow...

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Page 16: ...3P485919 8K 2018 09 Copyright 2018 Daikin ...

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