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50

 

Service & Maintenance

Service & Maintenance

Disconnect from main supply before servicing the air conditioner.

The unit is designed to give long life operation with minimum maintenance required. However, it should be regularly 

checked and the following items should be given due attention.

Components

Maintenance Procedures

Period

Air Filter
(Indoor Unit)

1.  Remove any dust adhering to the 

fi

 lter by using a vacuum cleaner 

or wash in lukewarm water (below 40

˚

C) with a neutral cleaning 

detergent.

2. Rinse the 

fi

 lter well and dry before placing it back onto the unit.

3.  Note: Never use gasoline, volatile substances or chemicals to 

clean the 

fi

 lter.

At least once every 2 
weeks.
More frequently if 
necessary.

Indoor Unit

1.  Clean any dirt or dust on the grille or panel by wiping it with a 

soft cloth soaked in lukewarm water (below 40

˚

C) and a neutral 

detergent solution.

2.  Note: Never use gasoline, volatile substances or chemicals to 

clean the indoor unit.

At least once every 2 
weeks.
More frequently if 
necessary.

Condense Drain 
Pan & Pipe

1.  Check the cleanliness and clean it if necessary.
2.  Check the condensate water 

fl

 ow.

Every 3 months.

Indoor Fan

Check if there is any abnormal noise.

If necessary.

Indoor / Outdoor 
Coil

1.  Check and remove the dirt between the 

fi

 ns.

2.  Check and remove any obstacles which hinder air 

fl

 ow through 

the indoor or outdoor.

Every month.

Power Supply

1.  Check the running current and voltage for indoor and outdoor 

unit.

2.  Check the electrical wiring and tighten the wire onto the terminal 

block if necessary.

Every 2 months.

Every year.

Compressor

No maintenance needed if refrigerant circuit remains sealed. How-
ever, check for refrigerant leak at joint and 

fi

 tting.

Every 6 months.

Indoor Models

1.  Open the front panel

Hold the panel at the recesses on the main unit 
(2 recesses on right and left sides) and lift it until 
it stops.

2.  Remove the front panel

While lifting the front panel further, slide it to the 
right and pull it to the front side. The left rotating 
shaft is detached. Slide the right rotating shaft to 
the left and pull it to the front side to remove it.

3.  Attach the front panel

Align the right and left rotating shafts of the front 
panel with the grooves and push them all the 
way in.
Gently close the front panel. (Push both ends 
and the center on the front panel.)

Rotating

shaft

Recess on

main unit

Don’t touch the metal parts of the indoor unit. It may cause an injury.

When removing or attaching the front panel, use a robust and stable stool and watch your steps carefully.

When removing or attaching the front panel, support the panel securely with hand to prevent from it falling.

For cleansing, do no use hot water above 40°C, benzene, gasoline, thinner, nor other volatile oils, polishing 

compound, scrubbing brushes, nor other hand stuff.

After cleaning, make sure that the front panel is securely 

fi

 xed.

DAIKIN_FT(Y).indb   50

DAIKIN_FT(Y).indb   50

10/15/2012   4:27:18 PM

10/15/2012   4:27:18 PM

Summary of Contents for FT-J series

Page 1: ...TECHNICAL MANUAL Split Unit Air Conditioner Wall Mounted J F Series FT J FT F FTY J FTY F series Cooling only Heatpump 50Hz R22...

Page 2: ......

Page 3: ...mation 4 Operating Range 4 Refrigerant Circuit Diagrams 5 Installation Guideline 9 Sound Data 14 Sound Pressure Level 14 NC Curve 15 Engineering Physical Data 18 Performance Data 22 Calculation Steps...

Page 4: ...Capacity 10 10000 Btu hr Model FT Wall Mounted Cooling Only FTY Wall Mounted Heatpump Outdoor R Y 09 C X V1 Power Supply V1 1 phase 50 Hz 220 240V Y1 3 phase 50 Hz 220 240V Production X OYLM Product...

Page 5: ...BRC52A62 BRC52A61 L2 LGSN Hydrophilic Blue Saranet Filter Negative Ionizer Auto Random Restart Orifi ce Kit COOLING FT10JXV1 X X X X X FT15JXV1 X X X X X FT20JXV1 X X X X X FT25JXV1 X X X X X FT30FXV1...

Page 6: ...OOLING R09CXV1 X X X R09CGXV1 X X X R15CXV1 X X X R15CGXV1 X X X R18CXV1 X X X R18CGXV1 X X X R25CXV1 X X X R25CGXV1 X X X R28CXV1 X X X R28CGXV1 X X X R30DXV1 X X X X X R30DGXV1 X X X X X R30DXY1 X X...

Page 7: ...g The use of your air conditioner outside the range of working temperature and humidity can result in serious failure Outdoor DB C 46 43 19 14 19 23 Indoor WB C Heating The use of your air conditioner...

Page 8: ...OR HEAT EXCHANGER INDOOR UNIT PIPE TEMPERATURE SENSOR 2 WAY VALVE COOLING CAP TUBE STRAINER HEAT EXCHANGER OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT Model FT25JXV1 R25CXV1 COOLING OPERATION INDOOR UNIT OU...

Page 9: ...ACCUMULATOR COMPRESSOR 3 WAY VALVE 3 WAY VALVE ORIFICE HEAT EXCHANGER OUTDOOR UNIT Model FT30FXV1 R30DXV1 FT30FXV1 R30DXY1 COOLING OPERATION INDOOR UNIT OUTDOOR UNIT DISCHARGE ACCUMULATOR LOW PRESSUR...

Page 10: ...VALVE PIPING GAS PIPING LIQUID 2 WAY VALVE DISCHARGE 4 WAY VALVE ACCUMULATOR COMPRESSOR Model FTY15JXV1 RY15CXV1 FTY20JXV1 RY20CXV1 COOLING OPERATION HEATING OPERATION INDOOR UNIT OUTDOOR UNIT RETURN...

Page 11: ...ATURE SENSOR 3 WAY VALVE PIPING GAS PIPING LIQUID 3 WAY VALVE DISCHARGE 4 WAY VALVE ACCUMULATOR COMPRESSOR Model FTY30FXV1 RY30DXV1 COOLING OPERATION HEATING OPERATION OUTDOOR UNIT INDOOR UNIT PIPE TE...

Page 12: ...lation pipe with the finishing tape from bottom to top Outdoor Unit Opening service lid Service lid is opening closing type Opening method 1 Remove the service lid screws 2 Pull out the service lid di...

Page 13: ...30D The orifice pipe must be installed in the correct direction as shown above Improper direction may cause failure to the operating system A Outdoor unit orifice pipe installation where installation...

Page 14: ...le joint to the liquid pipe Liquid Pipe Brazer 3 Connect the Female nut of the Orifice pipe to the Male joint Liquid Pipe Orifice Pipe 4 Flare another liquid pipe and connect it to the Male joint of t...

Page 15: ...f wire mm2 2 5 3 2 5 3 1 5 5 Interconnection cable size Number of wire mm2 2 5 3 2 5 4 1 5 4 Recommended fuse A 20 20 15 Model Unit FTY09JXV1 FTY15JXV1 FTY20JXV1 FTY25JXV1 RY09CXV1 RY15CXV1 RY20CXV1 R...

Page 16: ...2 3 8 9 52 3 8 Heatpump Model Model Indoor FTY09JXV1 FTY15JXV1 FTY20JXV1 FTY25JXV1 FTY30FXV1 Outdoor RY09CXV1 RY15CXV1 RY20CXV1 RY25CXV1 RY28CXV1 R30DXV1 Min Allowable Length L m 3 Max Allowable Lengt...

Page 17: ...38 36 33 25 13 40 35 Med 31 33 34 30 26 17 11 35 29 Low 30 28 29 24 19 11 10 29 23 Quiet 29 27 28 23 18 11 10 28 22 FT Y 20JXV1 High 21 31 36 38 36 27 15 42 37 Med 17 28 34 35 32 23 13 39 34 Low 14 26...

Page 18: ...ve band frequency Hz Sound pressure level dB ref 20 Pa NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 H M L Q NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 H M L Q FTY09JXV1 0 10 20 30 40 50 60 70...

Page 19: ...0 500 1000 2000 4000 8000 Octave band frequency Hz NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 H M L Q 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 H M L Q NC 20 NC 30 NC 25 NC 35 NC 40...

Page 20: ...0 70 125 250 500 1000 2000 4000 8000 FT Y 25JXV1 Octave band frequency Hz Sound pressure level dB ref 20 Pa 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 H M L NC 20 NC 30 NC 25 NC 35 NC 40 N...

Page 21: ...61 72 RATED RUNNING CURRENT A 0 19 0 21 0 30 0 34 MOTOR OUTPUT W 18 18 26 30 POLES 4 COIL TUBE MATERIAL COPPER DIAMETER mm 7 FIN MATERIAL ALUMINIUM FACE AREA m2 0 18 0 29 ROW 2 AIR QUALITY FILTER TYP...

Page 22: ...IN MATERIAL ALUMINIUM FACE AREA m2 0 29 ROW 2 AIR QUALITY FILTER TYPE SARANET QUANTITY pc 3 X 3 CASING COLOUR LIGHT GREY OUTDOOR UNIT AIR FLOW l s CFM 741 1570 1605 3400 1605 3400 SOUND PRESSURE LEVEL...

Page 23: ...TION IP 20 44 44 INSULATION GRADE CLASS E RATED INPUT POWER W 35 42 61 72 RATED RUNNING CURRENT A 0 19 0 21 0 30 0 34 MOTOR OUTPUT W 18 18 26 30 POLES 4 COIL TUBE MATERIAL COPPER DIAMETER mm 7 FIN MAT...

Page 24: ...29 MOTOR OUTPUT W 40 POLES 4 COIL TUBE MATERIAL COPPER DIAMETER mm 9 52 FIN MATERIAL ALUMINIUM FACE AREA m2 0 29 ROW 2 AIR QUALITY FILTER TYPE SARANET QUANTITY pc 3 X 3 CASING COLOUR LIGHT GREY OUTDOO...

Page 25: ...n needs to be applied 3 Refer to the Outdoor DB column 37 C is located between 35 C 40 C Thus Interpolation needs to be applied 1st Step Interpolation of Indoor WB Find TC SC PI a Indoor 25 C DB 16 C...

Page 26: ...ondition 25 C DB 17 C WB Outdoor Condition 35 C DB EWB EDB Outdoor temperature 35 C TC SC PI 16 25 3 23 3 23 1 27 17 x5 y5 z5 19 3 51 2 71 1 29 By Interpolation Method 17 C 16 C x5 3 23kW 19 C 16 C 3...

Page 27: ...2 12 1 05 2 40 2 00 1 16 30 C 3 19 2 99 0 76 3 08 2 93 0 83 2 97 2 86 0 90 2 85 2 79 0 97 2 63 2 61 1 06 2 44 2 44 1 16 33 C 3 24 3 24 0 77 3 14 3 14 0 83 3 04 3 04 0 90 2 94 2 94 0 98 2 72 2 72 1 06...

Page 28: ...0 1 41 30 C 3 76 3 28 0 93 3 63 3 21 1 01 3 50 3 14 1 09 3 37 3 06 1 18 3 10 2 86 1 28 2 88 2 70 1 42 33 C 3 82 3 82 0 93 3 71 3 71 1 01 3 59 3 59 1 10 3 47 3 47 1 19 3 21 3 21 1 29 3 01 3 01 1 43 22...

Page 29: ...1 1 93 30 C 5 74 4 80 1 27 5 54 4 70 1 38 5 35 4 59 1 49 5 14 4 48 1 62 4 73 4 19 1 76 4 39 3 96 1 94 33 C 5 84 5 84 1 28 5 66 5 66 1 38 5 48 5 48 1 50 5 30 5 30 1 63 4 91 4 91 1 77 4 59 4 59 1 95 22...

Page 30: ...0 3 00 30 C 7 65 6 57 1 97 7 38 6 43 2 14 7 12 6 29 2 32 6 85 6 13 2 51 6 30 5 73 2 72 5 85 5 42 3 00 33 C 7 78 7 78 1 98 7 54 7 54 2 15 7 30 7 30 2 33 7 06 7 06 2 53 6 54 6 54 2 75 6 11 6 11 3 03 22...

Page 31: ...3 3 13 30 C 8 61 6 91 2 06 8 31 6 76 2 23 8 01 6 61 2 41 7 71 6 45 2 62 7 09 6 03 2 84 6 58 5 70 3 13 33 C 8 75 8 75 2 06 8 49 8 49 2 24 8 22 8 22 2 43 7 94 7 94 2 64 7 36 7 36 2 86 6 88 6 88 3 16 22...

Page 32: ...3 05 30 C 8 93 7 16 2 01 8 62 7 00 2 17 8 31 6 85 2 36 7 99 6 68 2 55 7 36 6 25 2 77 6 83 5 90 3 06 33 C 9 08 9 08 2 01 8 80 8 80 2 18 8 52 8 52 2 37 8 24 8 24 2 57 7 63 7 63 2 79 7 13 7 13 3 08 22 C...

Page 33: ...3 04 30 C 8 93 7 16 2 00 8 62 7 00 2 17 8 31 6 85 2 35 7 99 6 68 2 55 7 36 6 25 2 76 6 83 5 90 3 05 33 C 9 08 9 08 2 01 8 80 8 80 2 18 8 52 8 52 2 36 8 24 8 24 2 56 7 63 7 63 2 78 7 13 7 13 3 07 22 C...

Page 34: ...45 0 80 2 73 2 40 0 86 2 62 2 35 0 94 2 41 2 20 1 02 2 23 2 09 1 12 36 C 2 95 2 82 0 74 2 86 2 77 0 80 2 76 2 71 0 87 2 66 2 65 0 94 2 45 2 45 1 02 2 28 2 28 1 12 315 16 C 21 C 2 50 1 96 0 72 2 41 1 9...

Page 35: ...3 3 83 3 12 1 11 3 68 3 06 1 21 3 38 2 87 1 31 3 14 2 72 1 44 36 C 4 14 3 67 0 95 4 01 3 60 1 03 3 87 3 53 1 11 3 73 3 45 1 21 3 44 3 23 1 31 3 21 3 04 1 45 355 16 C 21 C 3 52 2 55 0 92 3 39 2 48 1 00...

Page 36: ...9 6 34 4 95 1 73 6 09 4 85 1 87 5 60 4 55 2 03 5 19 4 32 2 24 36 C 6 86 5 82 1 47 6 63 5 71 1 60 6 40 5 60 1 73 6 17 5 47 1 88 5 69 5 11 2 04 5 31 4 82 2 25 536 16 C 21 C 5 82 4 04 1 43 5 61 3 93 1 55...

Page 37: ...8 7 79 6 26 2 36 7 48 6 12 2 56 6 88 5 74 2 78 6 38 5 45 3 06 36 C 8 43 7 36 2 01 8 15 7 22 2 18 7 87 7 07 2 36 7 58 6 91 2 57 7 00 6 46 2 78 6 52 6 10 3 07 614 16 C 21 C 7 15 5 10 1 95 6 89 4 97 2 11...

Page 38: ...58 2 47 8 42 6 44 2 68 7 75 6 04 2 90 7 18 5 73 3 20 36 C 9 48 7 74 2 11 9 18 7 59 2 28 8 86 7 44 2 47 8 54 7 26 2 69 7 88 6 80 2 91 7 34 6 41 3 22 660 16 C 21 C 8 05 5 36 2 05 7 76 5 23 2 21 7 46 5...

Page 39: ...0 47 7 60 2 37 10 11 7 46 2 57 9 74 7 30 2 79 9 35 7 15 3 03 8 60 6 70 3 28 7 98 6 37 3 62 36 C 10 54 8 59 2 38 10 20 8 43 2 58 9 84 8 25 2 80 9 48 8 06 3 03 8 75 7 54 3 29 8 16 7 12 3 63 660 16 C 21...

Page 40: ...37 Outline Dimension Outline Dimension Indoor Unit Model FT10 15JXV1 FTY09 15JXV1 800 206 288 Note Dimension in mm Model FT Y 20 25JXV1 Note Dimension in mm...

Page 41: ...38 Outline Dimension Model FT Y 30FXV1 Note Dimension in mm...

Page 42: ...Y 09 15CXV1 700 521 250 485 175 36 95 93 86 68 441 130 111 15 18 Note Dimension in mm Model R18 25CXV1 RY20 25CXV1 For R RY25CXV1 Dimension Model A B C D E F G H I J K L M N O P Q R S T R18 RY20CXV1...

Page 43: ...28CXY1 855 730 328 513 182 44 93 149 101 113 603 126 164 17 47 32 3 23 73 75 Note Dimension in mm Model R Y 30DXV1 R30DXY1 Dimension Model A B C D E F G H I J K L M N O R Y 30DXV1 R30DXY1 1030 826 40...

Page 44: ...STOR FIELD SUPPLY WIRING PART NO 08 02 4 100317 BLUE BLUE CAPACITOR CAPACITOR GREEN YELLOW WHITE OLP BROWN BLACK LIVE RED FAN CAP WHITE NEUTRAL N CN_FAN CN_PGRM PURPLE BLUE G Y NOTE FM FAN MOTOR AS AI...

Page 45: ...MOTOR FIELD SUPPLY WIRING PART NO 08 02 4 072886 FM BLACK BROWN BLACK LIVE RED FAN CAP WHITE NEUTRAL N CN_FAN CN_PGRM PURPLE BLUE G Y NOTE FM FAN MOTOR AS AIR SWING MOTOR TH1 INDOOR COIL THERMISTOR T...

Page 46: ...OR FM FAN MOTOR FIELD SUPPLY WIRING PART NO 08 02 4 072886 SWITCH BOARD DISPLAY BOARD MAIN BOARD INDOOR COIL THERMISTOR ROOM THERMISTOR RED FM BLUE ORANGE LO AS COMP N2 N1 L BROWN MED YELLOW HI NOTATI...

Page 47: ...G Y BLUE PURPLE BLUE RED CAPACITOR FAN MOTOR POWER N2 COMP L CN3 N1 CN4 DRY TIMER SLEEP ID ROOM RED RED RED RED RED RED RED 7A BLUE BLUE BLUE BLUE BLACK CRANKCASE HEATER BLUE HIGH PRESSURE SWITCH LOC...

Page 48: ...E BLUE RED CAPACITOR FAN MOTOR POWER N2 COMP L CN3 N1 CN4 DRY TIMER SLEEP ID ROOM G Y E N T 380 415V 3HP 50Hz S R RED RED RED RED 1 L1 3 L2 5 L3 2 T1 4 T2 6 T3 21 22 NC A1 6 8 7 2 A2 NC RED RED 7A BLU...

Page 49: ...UTDOOR THERMISTOR POWER SUPPLY L N E CN_STP CN_ FAN FB N L COMP ODFAN CN_DISP BLACK BROWN BLUE RED BLUE 4WV OF COMP N1 N L Z1C N 4 PURPLE CN_IDCOIL 4WV WHITE BROWN BLACK LIVE RED FAN CAP WHITE NEUTRAL...

Page 50: ...N YELLOW TO OUTDOOR THERMISTOR L N E POWER SUPPLY C2 RED NOTATION FM FAN MOTOR PART NO 08 02 4 121388 AS AIR SWING MOTOR TH1 INDOOR COIL THERMISTOR TH2 ROOM THERMISTOR Z1C FERRITE CORE C1 C2 CAPACITOR...

Page 51: ...48 Wiring Diagram Indoor Unit Model FTY30FXV1 Outdoor Unit Model RY28CXV1...

Page 52: ...1 4WV OF N2 N1 L COMP BLUE BLUE RED BLACK BROWN WHITE FM YELLOW HI BROWN MED ORANGE LO CAPACITOR FAN MOTOR 14 U 2 T1 V 4 T2 W 6 T3 32 NC NO RED RED WHITE WHITE WHITE O D COIL SENSOR CRANKCASE HEATER C...

Page 53: ...ugh the indoor or outdoor Every month Power Supply 1 Check the running current and voltage for indoor and outdoor unit 2 Check the electrical wiring and tighten the wire onto the terminal block if nec...

Page 54: ...normal circumstances these outdoor units only require a check and cleaning of air intake coil surface once every 3 months However if a unit is installed in areas subjected to much oil mist and dust t...

Page 55: ...Beep Others 1 Short Beep Cooling Unit Heatpump Unit The table below shows the LED indicator lights for the air conditioner unit under normal operation and fault conditions The LED lights are located a...

Page 56: ...ler 3 times Blink E3 Outdoor coil sensor open Call your dealer continuosly 2 times Blink E2 Indoor coil sensor open Call your dealer 1 time Blink E4 Compressor overload indoor coil sensor short outdoo...

Page 57: ...ow Actions Normal Operation Reverse Phase Switch off the unit Check the 3 phase wiring T Phase Missing Switch off the unit Check the 3 phase wiring S Phase Missing Switch off the unit Check the 3 phas...

Page 58: ...airflow has bad odor Cigarettes smoke particles perfume and others which might have adhered onto the coil may cause odor Contact your nearest dealer 5 Condensation on the front air grille of the indoo...

Page 59: ...on no compression compressor defective 2 Reversing valve leaking High side Low side 1 Undercharged with refrigerant 2 Refrigerant leakage 3 Air filter clogged dirty indoor unit 4 Indoor fan locked sei...

Page 60: ......

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