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Thank you for purchasing this product unit. 

Carefully read this operation manual to ensure 

proper operation. 

After reading the manual, file it away for future 

reference. 

Furthermore, make certain that this operation 

manual is handed to a new user when he/she takes 

over the operation. 

As this operation manual is dedicated for the indoor 

unit, refer to also the operation manuals attached to 

the outdoor unit and the remote controller. 

CONTENTS 

1. SAFE TY PRECAU TIONS ............................. 59 

2. WHAT TO DO BEFORE OPERATION ........... 62 
3. OPERATION RANGE .................................... 63 
4. INSTALLATION SI TE. .................................... 64 
5. OPERATION PROCEDURE .......................... 64 
6. OPERATION CHARACTERISTICS ............... 64 
7. OP TIMUM OPERATION ................................ 65 
8. MAINTENANCE

(FOR SERVICE PERSONNEL) ..................... 66 

9. NOT MALFUNCTION OF THE AIR

CONDI TIONER ........................................... ... 67 

10. TROUBLESHOO TING ................................... 68 

1. SAFETY PRECAUTIONS

Read the precautions in this manual

carefully before operating the unit. 

This appliance is filled with R32. 

To gain full advantage of the air conditioner's 

functions and to avoid malfunction due to 

mishandling, please read this operation manual 

carefully before use. 

Read the precautions thoroughly to avoid misuse 

of the equipment. 

This product comes under the term "appliances not 

accessible to the general public". 

This appliance is intended to be used by expert 

or trained users in shops, in light industry and 

on farms, or for commercial use by lay persons. 
This appliance can be used by children aged 

from 8 years and above and persons with 

reduced physical, sensory or mental 

capabilities or lack of experience and 

knowledge if they have been given supervision 

or instruction concerning use of the appliance 

in a safe way and understand the hazards 

involved. Children shall not play with the 

appliance. Cleaning and user maintenance shall 

only be done by persons described in manual. 

The appliance is not intended for use by 

unattended young children or persons who are 

incompetent to operate air conditioners. 

It may result in injury or electric shocks. 

• The precautions described herein are

classified as WARNING and CAUTION. They

both contain important information regarding

safety.

Be sure to observe all precautions without fail.

• There are two kinds of safety precaution and

tips listed in the following.

� WARNING ..... 

Indicates a potentially

hazardous situation which, 

if not avoided, could result in 

death or serious injury. 

� CAUTION ...... 

Indicates a potentially

hazardous situation which, if 

not avoided, may result in minor 

or moderate injury. 

It may also be used to alert 

against unsafe practices. 

• After reading, keep this manual in a

convenient place so that you can refer to it

whenever necessary. If the equipment is

transferred to a new user, be sure also to

hand over the manual.

■ DISPOSAL REQUIREMENTS

-

Disposal requirements 

Your air conditioning product is marked with this 

symbol.  This means that electrical and electronic 

products shall not be mixed with unsorted house­

hold waste. 

Do not try to dismantle the system yourself: the 

dismantling of the air conditioning system, 

treatment of the refrigerant, of oil and of other parts 

must be done by a qualified installer in accordance 

with relevant local and national legislation. 

Air conditioners must be treated at a specialized 

treatment facility for reuse, recycling and recovery. 

By ensuring this product is disposed of correctly, 

you will help to prevent potential negative 

consequences for the environment and human 

health. Please contact the installer or local 

authority for more information. 

Batteries must be removed from the remote 

controller and disposed of separately in 

accordance with relevant local and national 

legislation. 

 

59

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Page 33: ...DR18 1226C Daikin IM OM A 4 Size 3P542797 1 KA B 40P Dt 26 07 19 33...

Page 34: ...Operation Manual Ask the user to keep this manual in a handy place for future reference WARNING Do not use means to accelerate the defrosting process or to clean other than those recommended by the ma...

Page 35: ...itioner in places such as the following 1 Where there is mist of oil oil spray or vapour for example a kitchen Resin parts may deteriorate and fall out or water may leak 2 Where corrosive gas such as...

Page 36: ...quired for multi slave units in simultaneous multi operation There are 2 kinds of remote controller wired type and wireless type Install the remote controller to the place where the customer has given...

Page 37: ...mer read through the troubleshooting items while explaining the above items 3 SELECTION OF INSTALLATION LOCATION Hold the hangers at 4 locations to move the indoor unit when unpacking or after unpacke...

Page 38: ...uct Refer Fig 2 2 2 Inspection hatch 1 450 x 450 on the control box side and inspection hatch 2 on the bottom of the product Fig 2 3 arrow A 1 3 Inspection hatch 3 on the bottom of the product and on...

Page 39: ...al components before installing the indoor unit 5 INSTALLATION OF INDOOR UNIT Depending on the optional parts it may be easier to attach them beforeinstalling the indoor unit Refer to also the install...

Page 40: ...40...

Page 41: ...ing NOTE 2 After all the brazing works are finished carry out flare connection with the indoor unit Refer to Fig 8 Pressure reducing valve Refrigerant piping Fig 9 NOTE a Taping Nitrogen 1 The proper...

Page 42: ...maged with the clamp end or bend the tip of the metal clamp 1 inward as shown Refer to Fig 12 In case of sticking vinyl tape Vinyl tape Stick vinyl tape without tearing the sealing l material r _ 5 _...

Page 43: ...ing must be carried out by a qualified electrician If a qualified person is not present after the electric wir ing work is finished check the drainage according to the method specified in When the ele...

Page 44: ...circuit Insufficient capacity of the power supply circuit or improper electrical construction may lead to electric shocks or a fire Make sure to install an earth leakage breaker Failure to do so may c...

Page 45: ...ctric shocks or a fire 1 Remove the control box lid Fig 20 2 Connect the wiring into the control box through the wiring intake beside the control box Low voltage wiring inlet Remote controller wiring...

Page 46: ...r and indoor units must be matched 2 1 Connect the remote controller only to the master unit 2 2 The remote controller needs to be wired only to the master unit it does not need to be connected to the...

Page 47: ...factory The method of setting procedure and operation is shown in the installation manual attached to the remote controller Note Though setting of ModeNo is carried out as a group if you intend to ca...

Page 48: ...ring to the table below according to the external static pressure of the duct to be connected Table External static Mode No FIRST SECOND pressure CODE No CODE No 50Pa 05 60Pa 06 70Pa 07 80Pa 08 90Pa 0...

Page 49: ...the master unit The indoor unit does not operate properly when two or more remote controllers are attached to the unit in the simultaneous operation system mode 3 7 Earth leakage circuit breaker Eart...

Page 50: ...e the malfunction code NOTE _ DI 1 When the ON OFF button is kept pressed for 5 seconds or longer during the inspection mode the above trouble his tory indication disappears In this case after the mal...

Page 51: ...ct the adapter or Outdoor air thermistor Abnormal stop is applied the capacity is not set to the system malfunction depending on the model or data retention IC Outdoor unit condition The refrigerant m...

Page 52: ...he customer 12 DECLARED RATINGS Rated Values Please do not refer the Capacity Input Power Current Electricity Consumption mentioned on Outdoor unit rating label when this Outdoor is connected with Inv...

Page 53: ...caution to be given when connecting pipes IFi I I ur t e srace wit rutty or t ermal insulation field surrlY w ere t e rires t roug as s own elow If small animals li e insects enter into He outdoor un...

Page 54: ...tch to protectthe compressor I Caution I Never short circuit the high pressure switch duringpump down operation It is not allowed to let the refrigerant out into the air The refrigerant should be reco...

Page 55: ...itioner air conditioner Rework the flare For R32 see table on next page Use the supplied flare nut I Existing pi ping wort tor new air conditioner PRECAUTIONS ON REFRIGERANT PIPING Clean pipe if exist...

Page 56: ...LARE PROCESSING I Fi 9 I n oor t U ni t 7l Liq atop valve I I Fi 9 2 n oor i1 n 7 aa s pipe Liq stop valve I I Fi 9 3 n oor u ni Liq stop valve I I Ref recovery port Flare connection area of existed p...

Page 57: ...MEMO 57...

Page 58: ...DAIKIN SPLIT SYSTEM MODELS Ceiling mounted Duct type FDMF50BRV16 FDMF71BRV16 FDMF90BRV16 FDMF100BRV16 FDMF125BRV16 FDMF140BRV16 OPERATION MANUAL Air Conditioner 58...

Page 59: ...nd user maintenance shall only be done by persons described in manual The appliance is not intended for use by unattended young children or persons who are incompetent to operate air conditioners It m...

Page 60: ...oil vapor Oil vapor may cause crack damage to the air conditioner electric shocks or a fire Do not use flammable materials e g hairspray or insecticide near the air conditioner Do not clean the air c...

Page 61: ...result in electric shocks or fire Do not place water containers flower vases etc on the indoor unit as this may result in electric shocks or a fire Do not put flammable containers such as spray cans...

Page 62: ...r and call your local dealer for assistance After prolonged use check the unit stand and its mounts for damage If left in a damaged condition the unit may fall and cause injury Do not sit or place obj...

Page 63: ...ess remote controller kit If your installation has a customized control system ask your local dealer for the operation that corresponds to your system Names and functions of parts 2 7 3 D 6 d2b 13 10...

Page 64: ...and increased running noises If abnormal noises occur in use stop the operation of the air conditioner consult your local dealer Regarding drainage of drain piping Is the drain piping carried out prop...

Page 65: ...let of the air conditioner It may decrease the effect or stop the operation Set the airflow of the air discharge grille horizontally not to obstruct the wind Otherwise the wind will not come out and a...

Page 66: ...an air filter as a standard accessory Do not attach objects other than the genuine air filter e g kitchen paper to the air inlet Otherwise the performance of the air conditioner will be degraded and...

Page 67: ...inside of the air conditioner may become contaminated after several seasons of use potentially causing performance degradation and water leakage Ask your local dealer for details on cleaning the insi...

Page 68: ...operation from long resting time Dust absorbed by the unit blows out 7 THE INDOOR UNITS GIVE OFF ODORS During operation The unit absorbs the smell of rooms furniture cigarettes etc and then emits the...

Page 69: ...cooling Check if the heat source of the room is exces sive when cooling 4 Operation was performed or stopped al though the ON OFF button was not pressed Are you sure that the ON OFF timer operation is...

Page 70: ...DAIKIN AIRCONDITIONING IND A PVT LTD 12th Floor Building No 9 Tower A DLF Cyber City DLF Phase Ill Gurgaon 122002 Haryana India Tel 91 0124 4555444 Fax 91 0124 4555333 3P725250 2 70...

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