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English

Safety Precautions

• Read these Safety Precautions carefully to ensure correct installation.
• This manual classifies the precautions into WARNING and CAUTION.

Be sure to follow all the precautions below: they are all important for ensuring safety.

WARNING...............Failure to follow any of WARNING is likely to result in such grave consequences as death or serious injury.

CAUTION...............Failure to follow any of CAUTION may result in grave consequences in some cases.

• The following safety symbols are used throughout this manual: 

• After completing installation, conduct a trial operation to check for faults and explain to the customer how to operate the air 

conditioner and take care of it with the aid of the operation manual.

• The original instructions are written in English. Other languages are translations of the original instructions. 

Be sure to observe this instruction.

Be sure to establish an earth connection.

Never attempt.

WARNING

• Ask your dealer or qualified personnel to carry out installation work. 

Do not attempt to install the air conditioner yourself. Improper installation may result in water leakage, electric shocks or fire. 

• Install the air conditioner in accordance with the instructions in this installation manual. 

Improper installation may result in water leakage, electric shocks or fire. 

• Make sure installation, servicing, maintenance and repair comply with instruction form Daikin and with applicable 

legislation (for example national gas regulation) and are executed only by authorised persons.

• Be sure to use only the specified accessories and parts for installation work. 

Failure to use the specified parts may result in the unit falling, water leakage, electric shocks or fire. 

• Install the air conditioner on a foundation strong enough to withstand the weight of the unit. 

A foundation of insufficient strength may result in the equipment falling and causing injury. 

• Electrical work must be performed in accordance with relevant local and national regulations and with instructions 

in this installation manual. Be sure to use a dedicated power supply circuit only. 

Insufficiency of power circuit capacity and improper workmanship may result in electric shocks or fire. 

• Use a cable of suitable length. 

Do not use tapped wires or an extension lead, as this may cause overheating, electric shocks or fire. 

• Make sure that all wiring is secured, the specified wires are used, and that there is no strain on the terminal 

connections or wires. 

Improper connections or securing of wires may result in abnormal heat build-up or fire. 

• When wiring the power supply and connecting the wiring between the indoor and outdoor units, position the wires 

so that the control box lid can be securely fastened. 

Improper positioning of the control box lid may result in electric shocks, fire or over heating terminals. 

• If the supply cord is damaged, it must be replaced by the manufacturer, a service agent or similarly qualified 

persons in order to avoid a hazard.

• If refrigerant gas leaks during installation, ventilate the area immediately. 

Toxic gas may be produced if the refrigerant comes into contact with fire. 

• After completing installation, check for refrigerant gas leakage.  

Toxic gas may be produced if the refrigerant gas leaks into the room and comes into contact with a source of fire, such as a fan heater, 
stove or cooker. 

• When installing or relocating the air conditioner, be sure to bleed the refrigerant circuit to ensure it is free of air, 

and use only the specified refrigerant (R410A or R32 - based on unit specification. The refrigerant must not be 

interchanged).

The presence of air or other foreign matter in the refrigerant circuit causes abnormal pressure rise, which may result in equipment damage 
and even injury. 

• During installation, attach the refrigerant piping securely before running the compressor. 

If the refrigerant pipes are not attached and the stop valve is open when the compressor is run, air will be sucked in, causing abnormal 
pressure in the refrigeration cycle, which may result in equipment damage and even injury. 

• During pump-down, stop the compressor before removing the refrigerant piping. 

If the compressor is still running and the stop valve is open during pump-down, air will be sucked in when the refrigerant piping is removed, 
causing abnormal pressure in the refrigeration cycle, which may result in equipment damage and even injury. 

• Be sure to earth the air conditioner. 

Do not earth the unit to a utility pipe, lightning conductor or telephone earth lead. Imperfect earthing may result in electric shocks. 

• Be sure to install an earth leakage breaker. 

Failure to install an earth leakage breaker may result in electric shocks or fire. 

Read the precautions in this manual 
carefully before operating the unit.

Models FVXM are filled with R32.

3PEN477070-1A.book  Page 1  Tuesday, March 28, 2017  10:01 AM

Summary of Contents for FVXM35FV1B

Page 1: ...INSTALLATION MANUAL R410A R32 Split Series Models FVXS25FV1B FVXM25FV1B FVXS35FV1B FVXM35FV1B FVXS50FV1B FVXM50FV1B 3PEN477070 1A book Page 1 Tuesday March 28 2017 10 01 AM...

Page 2: ...3PEN477070 1A book Page 1 Tuesday March 28 2017 10 01 AM...

Page 3: ...o estabelecido em A e com o parecer positivo de B de acordo com o Certificado C 09 A B C 10 Bem rk som anf rt i A og positivt vurderet af B i henhold til Certifikat C 11 Information enligt A och godk...

Page 4: ...re Make sure that all wiring is secured the specified wires are used and that there is no strain on the terminal connections or wires Improper connections or securing of wires may result in abnormal h...

Page 5: ...ctrically powered safety measures To be effective the unit must be electrically powered at all times after installation other than short service intervals only for R32 refrigerant Do not install in pl...

Page 6: ...0 46 C DB 15 24 C DB 10 46 C DB Indoor temperature 18 32 C DB 10 30 C DB 18 32 C DB 2MK X S52 Outdoor temperature 10 46 C DB 15 24 C DB 10 46 C DB Indoor temperature 18 32 C DB 10 30 C DB 18 32 C DB 3...

Page 7: ...nly for R32 refrigerant 10 The unit shall not be installed more than 1 5 m above the floor only for R32 refrigerant 11 Pipework shall be protected from physical damage and shall not be installed in un...

Page 8: ...e dipswitch settings Set according to the type of unit purchased by the customer The default settings are on the heat pump side For cooling only Set the dipswitches on the cooling only side For heat p...

Page 9: ...osed Half concealed Floor Installation Wall Installation Concealed Grid Field supply Mounting plate A Molding 64 644 134 700 600 574 26 140 230 250 35 35 210 160 150 Unit mm Mounting plate A The mount...

Page 10: ...l position 3 How to set the different addresses When two indoor units are installed in one room the two wireless remote controllers can be set for different addresses 1 Remove the front grille 2 Live...

Page 11: ...the installation manual for the multi outdoor unit 2 Boring a wall hole and installing wall embedded pipe For walls containing metal frame or metal board be sure to use a wall embedded pipe and wall...

Page 12: ...he front panel remove the 4 screws and dismount the front grille while pulling it forward Follow the procedure below when removing the slit portions For Moldings Remove the pillars Remove the slit por...

Page 13: ...Check that the flaring is properly made WARNING 1 Do not use mineral oil on flared part 2 Prevent mineral oil from getting into the system as this would reduce the lifetime of the units 3 Never use pi...

Page 14: ...hat will withstand this temperature 2 Be sure to insulate both the gas and liquid piping and to provide insulation dimensions as below 3 Use separate thermal insulation pipes for gas and liquid refrig...

Page 15: ...butt joint with the included insulation sheet making sure there are no gaps CAUTION 1 Insulate the joint of the pipes securely Incomplete insulation may lead to water leakage 2 Push the pipe inside so...

Page 16: ...burst connections as they may cause overheating electrical shock or fire 2 Do not use locally purchased electrical parts inside the product Do not branch the power for the drain pump etc from the term...

Page 17: ...l hole Drill a wall hole of the size shown in the illustration on the right 2 Installation of supplemental plate for attaching main unit The rear of the unit can be fixed with screws at the points sho...

Page 18: ...e indoor unit 2 Install the indoor unit flush against wall NOTE For refrigerant piping Boring a wall hole and installing wall embedded pipe drain piping installing indoor unit flaring the pipe end con...

Page 19: ...the flow of cool warm air 2 Place a partition plate between outlet and inlet sections 3 Place a partition plate on the right side 4 Change the upward blow limit switch 5 Use a movable lattice at the...

Page 20: ...refrigerant piping Boring a wall hole and installing wall embedded pipe drain piping installing indoor unit flaring the pipe end connecting the refrigerant pipe checking for gas leakage attaching the...

Page 21: ...H R T THERMISTOR E H HEATER RC RECEIVER F U FU FORCHARACTERISTICS REFERTOPCBINSIDEYOURUNIT FUSE S C LIMITSWITCH FG CONNECTOR FRAMEGROUND S L FLOATSWITCH H HARNESS S NPH PRESSURESENSOR HIGH H P LED V L...

Page 22: ...the circuit breaker trips to shut off the power to the air conditioner the system will restore the original operation mode when the circuit breaker is opened again 1 4 After trial operation when the f...

Page 23: ...3PEN477070 1A book Page 1 Tuesday March 28 2017 10 01 AM...

Page 24: ...1703 3P477070 1A Two dimensional bar code is a code for manufacturing 3PEN477070 1A book Page 1 Tuesday March 28 2017 10 01 AM...

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