Daikin FF-C Technical Manual Download Page 1

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TECHNICAL MANUAL

Split Unit Air Conditioner

Ceiling Cassette C & E Series

FF-C, FHC-E, FFY-C, FHYC-E

— Cooling only & Heatpump [50Hz] —

R22

00_Cover_FF_FHC.indd i

11/19/2012 10:20:49 AM

Summary of Contents for FF-C

Page 1: ...TECHNICAL MANUAL Split Unit Air Conditioner Ceiling Cassette C E Series FF C FHC E FFY C FHYC E Cooling only Heatpump 50Hz R22...

Page 2: ......

Page 3: ...4 Refrigerant Circuit Diagrams C Series 5 Refrigerant Circuit Diagrams E Series 7 Installation Guideline 11 Sound Data 16 Sound Pressure Level 16 NC Curve 17 Engineering Physical Data 21 Performance D...

Page 4: ...ette 2 x2 Cooling Only FHC Ceiling Cassette 3 x3 Cooling Only FFY Ceiling Cassette 2 x2 Heatpump FHYC Ceiling Cassette 3 x3 Heatpump Outdoor R Y 10 C X V1 Power Supply V1 1 phase 50 Hz 220 240V Y1 3 p...

Page 5: ...C52A61 L208A EC L208A AP L2CKE EC L2CKE AP Hydrophilic Blue Cap Tube w o Cap Tube COOLING FF10CXV1 X X X X FF15CXV1 X X X X FF20CXV1 X X X X FHC20EXV1 X X X X FHC25EXV1 X X X X FHC28EXV1 X X X X FHC40...

Page 6: ...28CGXV1 X X X R35DXV1 X X X X X X R35DGXV1 X X X X X X R40DXV1 X X X X X X R40DGXV1 X X X X X X R40DXY1 X X X X X X R40DGXY1 X X X X X X R50DXY1 X X X X X X R50DGXY1 X X X X X X HEATPUMP RY10CXV1 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: ...2 WAY VALVE COOLING CAP TUBE STRAINER HEAT EXCHANGER OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT Model FFY10CXV1 RY10CXV1 FFY20CXV1 RY18CXV1 COOLING OPERATION HEATING OPERATION OUTDOOR UNIT INDOOR UNIT PIPE...

Page 9: ...DOOR UNIT INDOOR UNIT PIPE TEMPERATURE SENSOR COOLING HEATING CAP TUBE HEATING CAP TUBE STRAINER STRAINER CHECK VALVE HEAT EXCHANGER OUTDOOR UNIT RETURN AIR SENSOR HEAT EXCHANGER INDOOR UNIT PIPE TEMP...

Page 10: ...EAT EXCHANGER INDOOR UNIT PIPE TEMPERATURE SENSOR 2 WAY VALVE COOLING CAP TUBE HEAT EXCHANGER OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT Model FHC25EXV1 R25CXV1 STRAINER COOLING OPERATION 3 WAY VALVE DISCH...

Page 11: ...COOLING CAP TUBE HEAT EXCHANGER OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT Model FHC40EXV1 R35DXV1 FHC40EXV1 R40DXV1 FHC40EXV1 R40DXY1 FHC50EXV1 R50DXY1 STRAINER COOLING OPERATION 3 WAY VALVE DISCHARGE LOW...

Page 12: ...PIPE TEMPERATURE SENSOR 3 WAY VALVE PIPING GAS PIPING LIQUID 2 WAY VALVE DISCHARGE 4 WAY VALVE ACCUMULATOR COMPRESSOR Model FHYC25EXV1 RY25CXV1 FHYC28EXV1 RY28CXV1 COOLING OPERATION HEATING OPERATION...

Page 13: ...UID 3 WAY VALVE DISCHARGE 4 WAY VALVE HIGH PRESSURE SWITCH ACCUMULATOR COMPRESSOR Model FHYC40EXV1 RY40DXV1 FHYC40EXV1 RY40DXY1 FHYC50EXV1 RY50DXY1 COOLING OPERATION HEATING OPERATION OUTDOOR UNIT IND...

Page 14: ...the compressor Ensure that the unit s panel is closed after service or installation Unsecured panels will cause the unit to operate noisily Sharp edges and coil surfaces are potential locations which...

Page 15: ...2 Outdoor Installation Clearance Outdoor unit must be installed such that there is no short circuit of the hot discharge air or obstruction to smooth air flow Select the coolest possible place where...

Page 16: ...3 2 5 5 2 5 5 Interconnection cable size Number of wire mm2 2 5 4 1 5 4 1 5 4 Recommended fuse A 30 13 18 Heatpump Model Unit FFY10 15CXV1 FFY20CXV1 FHYC20EXV1 RY10 15CXV1 RY18 20CXV1 RY20CXV1 Power...

Page 17: ...ation m 5 5 8 Max No of Bends 10 10 10 Model Indoor FH Y C20EXV1 FH Y C25EXV1 FH Y C28EXV1 Outdoor R Y 20CXV1 R Y 25CXV1 R Y 28CXV1 Max Length m 15 15 15 Max Elevation m 8 8 8 Max No of Bends 10 10 10...

Page 18: ...V1 FHC25EXV1 FHC28EXV1 Outdoor R20CXV1 R25CXV1 R28CXV1 Add Charge g m 38 38 55 Indoor FHC40EXV1 FHC50EXV1 Outdoor R35DXV1 R40DXV1 R40DXY1 R50DXY1 Add Charge g m 56 55 56 55 Heatpump Indoor FFY10CXV1 F...

Page 19: ...1 31 18 9 6 6 30 25 Quiet 32 28 29 16 7 4 5 28 23 FH Y C25EXV1 High 39 40 37 29 22 12 6 37 32 Med 37 37 34 25 17 8 4 34 29 Low 37 37 34 23 15 7 7 33 29 Quiet 36 36 33 22 12 7 8 32 28 FH Y C28EXV1 High...

Page 20: ...Hz Sound pressure level dB ref 20 Pa NC 20 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 H M L FF Y 10CXV1 NC 30 FF Y 10CXV1 NC 30 FF Y 15CXV1 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band...

Page 21: ...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 L H M FH Y C20EXV1 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band frequency Hz S...

Page 22: ...and 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 M L Q H FH Y C28EXV1 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band frequency Hz...

Page 23: ...tave band frequency Hz Sound pressure level dB ref 20 Pa H M Q NC 55 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 L NC 20 FH Y C50EXV1 0 10 20 30 40 50 60 70 8000 4000 2000 1000 500 250 125 Octave band frequen...

Page 24: ...WEIGHT UNIT PANEL kg 22 2 23 2 CONDENSATE DRAIN SIZE mm 19 05 FAN TYPE TURBO DRIVE DIRECT FAN MOTOR TYPE INDUCTION INDEX OF PROTECTION IP IP20 INSULATION GRADE CLASS B RATED INPUT POWER W 55 65 59 RA...

Page 25: ...UNIT PANEL kg 26 4 28 4 31 4 39 4 CONDENSATE DRAIN SIZE mm 19 05 FAN TYPE TURBO DRIVE DIRECT FAN MOTOR TYPE INDUCTION INDEX OF PROTECTION IP IP20 INSULATION GRADE CLASS B RATED INPUT POWER W 88 101 1...

Page 26: ...39 4 41 4 CONDENSATE DRAIN SIZE mm 19 05 FAN TYPE TURBO DRIVE DIRECT FAN MOTOR TYPE INDUCTION INDEX OF PROTECTION IP IP20 INSULATION GRADE CLASS B RATED INPUT POWER W 176 221 RATED RUNNING CURRENT A...

Page 27: ...a psi N A CLOSE kPa psi N A PHASE SEQUENCER N A DISC THERMOSTAT SETTING C F N A MODEL INDOOR FHC40EXV1 OUTDOOR R35DXV1 R40DXV1 R40DXY1 SAFETY DEVICE HIGH PRESSURE SWITCH TYPE NC OPEN kPa psi 2937 426...

Page 28: ...A CLOSE kPa psi N A PHASE SEQUENCER N A YES DISC THERMOSTAT SETTING C F N A N A 130 266 MODEL INDOOR FHYC50EXV1 OUTDOOR R50DXY1 SAFETY DEVICE HIGH PRESSURE SWITCH TYPE NC OPEN kPa psi 2937 426 CLOSE k...

Page 29: ...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 30: ...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 31: ...89 0 99 2 28 1 79 1 09 30 C 3 02 2 67 0 72 2 92 2 61 0 78 2 81 2 55 0 84 2 71 2 49 0 91 2 49 2 33 0 99 2 31 2 20 1 09 33 C 3 07 3 07 0 72 2 98 2 98 0 78 2 89 2 89 0 85 2 79 2 79 0 92 2 58 2 58 1 00 2...

Page 32: ...5 1 43 30 C 3 98 3 52 0 94 3 84 3 44 1 02 3 71 3 36 1 10 3 56 3 28 1 20 3 28 3 07 1 30 3 04 2 90 1 43 33 C 4 05 4 05 0 94 3 92 3 92 1 02 3 80 3 80 1 11 3 67 3 67 1 21 3 40 3 40 1 31 3 18 3 18 1 45 22...

Page 33: ...6 2 17 30 C 6 06 4 86 1 43 5 85 4 76 1 55 5 64 4 65 1 68 5 42 4 54 1 82 4 99 4 24 1 97 4 63 4 01 2 17 33 C 6 16 6 16 1 43 5 97 5 97 1 55 5 78 5 78 1 68 5 59 5 59 1 83 5 18 5 18 1 99 4 84 4 84 2 19 22...

Page 34: ...77 2 32 30 C 6 22 5 62 1 53 6 01 5 50 1 66 5 79 5 38 1 79 5 57 5 25 1 95 5 13 4 91 2 11 4 76 4 64 2 33 33 C 6 33 6 33 1 53 6 13 6 13 1 66 5 94 5 94 1 80 5 74 5 74 1 96 5 32 5 32 2 13 4 97 4 97 2 35 22...

Page 35: ...34 3 01 30 C 7 97 6 48 1 98 7 70 6 34 2 15 7 42 6 20 2 33 7 14 6 05 2 52 6 57 5 66 2 74 6 10 5 34 3 02 33 C 8 11 8 11 1 99 7 86 7 86 2 15 7 61 7 61 2 34 7 36 7 36 2 54 6 81 6 81 2 76 6 37 6 37 3 04 22...

Page 36: ...08 3 22 30 C 8 60 7 59 2 12 8 31 7 43 2 30 8 01 7 26 2 49 7 70 7 09 2 70 7 09 6 62 2 93 6 58 6 26 3 23 33 C 8 75 8 75 2 13 8 48 8 48 2 31 8 21 8 21 2 50 7 94 7 94 2 72 7 35 7 35 2 95 6 87 6 87 3 26 22...

Page 37: ...10 77 9 51 2 54 10 39 9 30 2 76 9 99 9 07 2 99 9 20 8 48 3 24 8 53 8 02 3 58 33 C 11 35 11 35 2 36 11 00 11 00 2 55 10 65 10 65 2 77 10 30 10 30 3 01 9 54 9 54 3 27 8 92 8 92 3 61 22 C 27 C 12 18 6 7...

Page 38: ...56 2 69 12 00 10 33 2 91 11 57 10 10 3 16 11 13 9 85 3 43 10 25 9 21 3 72 9 51 8 70 4 10 33 C 12 64 12 64 2 70 12 26 12 26 2 93 11 86 11 86 3 17 11 47 11 47 3 45 10 63 10 63 3 75 9 93 9 93 4 13 22 C...

Page 39: ...41 2 85 12 18 10 19 3 08 11 74 9 96 3 34 11 29 9 71 3 62 10 40 9 08 3 93 9 65 8 58 4 34 33 C 12 83 12 83 2 86 12 44 12 44 3 10 12 04 12 04 3 36 11 64 11 64 3 65 10 78 10 78 3 96 10 08 10 08 4 37 22 C...

Page 40: ...0 C 15 77 13 02 3 59 15 22 12 74 3 89 14 68 12 45 4 21 14 12 12 15 4 57 13 00 11 36 4 96 12 06 10 73 5 46 33 C 16 04 16 04 3 60 15 55 15 55 3 90 15 05 15 05 4 23 14 55 14 55 4 60 13 48 13 48 4 99 12 6...

Page 41: ...0 79 3 08 2 54 0 86 2 96 2 49 0 93 2 72 2 33 1 01 2 52 2 21 1 11 36 C 3 33 2 99 0 73 3 22 2 93 0 79 3 11 2 87 0 86 3 00 2 80 0 93 2 77 2 62 1 01 2 58 2 48 1 12 410 16 C 21 C 2 83 2 07 0 71 2 72 2 02...

Page 42: ...4 4 05 3 35 1 12 3 89 3 28 1 22 3 58 3 07 1 32 3 32 2 92 1 46 36 C 4 39 3 94 0 96 4 24 3 86 1 04 4 10 3 78 1 13 3 95 3 70 1 22 3 64 3 46 1 33 3 40 3 26 1 47 410 16 C 21 C 3 72 2 73 0 93 3 59 2 66 1 01...

Page 43: ...8 5 85 4 39 1 72 5 62 4 30 1 86 5 17 4 03 2 02 4 79 3 83 2 22 36 C 6 33 5 17 1 46 6 12 5 07 1 59 5 91 4 96 1 72 5 70 4 85 1 87 5 25 4 54 2 03 4 90 4 28 2 24 450 16 C 21 C 5 37 3 58 1 42 5 17 3 49 1 54...

Page 44: ...7 6 17 4 63 1 71 5 93 4 53 1 85 5 45 4 25 2 01 5 05 4 04 2 21 36 C 6 68 5 45 1 46 6 46 5 34 1 58 6 23 5 23 1 71 6 01 5 11 1 86 5 54 4 78 2 02 5 17 4 51 2 22 450 16 C 21 C 5 67 3 78 1 41 5 46 3 68 1 53...

Page 45: ...9 6 34 5 35 1 83 6 09 5 24 1 98 5 60 4 92 2 15 5 19 4 67 2 37 36 C 6 86 6 30 1 56 6 63 6 18 1 69 6 40 6 05 1 83 6 17 5 91 1 99 5 69 5 53 2 16 5 31 5 22 2 38 600 16 C 21 C 5 82 4 37 1 51 5 61 4 25 1 64...

Page 46: ...9 8 12 6 17 2 37 7 80 6 04 2 57 7 17 5 67 2 79 6 65 5 38 3 07 36 C 8 78 7 26 2 02 8 50 7 13 2 19 8 20 6 98 2 38 7 91 6 81 2 58 7 29 6 38 2 80 6 80 6 02 3 09 680 16 C 21 C 7 46 5 03 1 96 7 18 4 91 2 12...

Page 47: ...7 23 2 54 8 42 7 08 2 75 7 74 6 64 2 99 7 18 6 30 3 29 36 C 9 48 8 51 2 16 9 17 8 34 2 35 8 85 8 17 2 54 8 53 7 98 2 76 7 87 7 47 3 00 7 34 7 04 3 30 860 16 C 21 C 8 05 5 90 2 10 7 75 5 75 2 27 7 45 5...

Page 48: ...05 10 04 8 50 3 30 9 31 8 07 3 64 36 C 12 30 10 89 2 39 11 90 10 69 2 60 11 48 10 46 2 81 11 07 10 22 3 05 10 21 9 56 3 31 9 52 9 02 3 66 1030 16 C 21 C 10 44 7 55 2 33 10 06 7 36 2 52 9 67 7 16 2 72...

Page 49: ...5 3 36 12 34 9 84 3 64 11 35 9 23 3 95 10 52 8 76 4 35 36 C 13 90 11 83 2 86 13 45 11 60 3 10 12 98 11 36 3 37 12 51 11 10 3 65 11 54 10 39 3 96 10 76 9 80 4 37 1030 16 C 21 C 11 80 8 20 2 78 11 37 7...

Page 50: ...3 26 12 34 9 70 3 54 11 35 9 10 3 84 10 52 8 64 4 23 36 C 13 90 11 66 2 78 13 45 11 44 3 02 12 98 11 20 3 27 12 51 10 94 3 55 11 54 10 24 3 85 10 76 9 66 4 25 1030 16 C 21 C 11 80 8 08 2 70 11 37 7 88...

Page 51: ...13 15 62 12 05 4 48 15 00 11 79 4 86 13 80 11 06 5 27 12 79 10 50 5 80 36 C 16 90 14 18 3 82 16 35 13 91 4 14 15 78 13 62 4 49 15 21 13 30 4 87 14 03 12 45 5 29 13 08 11 74 5 83 1200 16 C 21 C 14 34...

Page 52: ...15 20CXV1 Note Dimension in mm Model FH Y C20 25 28 40 50EXV1 A B C D E F H K J I G Dimension Model A B C D E F G H I J K FH Y C20 25 28EXV1 820 820 340 300 40 990 990 627 627 607 430 FH Y C40 50EXV1...

Page 53: ...95 94 86 68 440 130 110 15 21 19 278 80 65 Note Dimension in mm Model RY18CXV1 R Y 20 25 28CXV1 N L K L Q N M A D O B P R S C H G E I J F Dimension Model A B C D E F G H I J K L M N O P Q R S RY18CXV...

Page 54: ...R Y 35 40DXV1 R Y 40 50DXY1 MADE IN MALAYSIA I J J D M B G O N N K A L E F H C Dimension Model A B C D E F G H I J K L M N O R Y 35 40DXV1 R Y 40 50DXY1 1030 826 400 410 57 72 90 40 746 142 60 26 448...

Page 55: ...52 Wiring Diagram Wiring Diagram Cooling Only Indoor Unit Model FF10 15CXV1 Outdoor Unit Model R10 15CXV1...

Page 56: ...53 Wiring Diagram Indoor Unit Model FF20CXV1 Outdoor Unit Model R20CXV1...

Page 57: ...L BROWN ORANGE PURPLE PINK BROWN ORANGE PURPLE FS G Y DP INDOOR AIR SENSOR FAN MOTOR INDOOR COIL SENSOR FLOAT SWITCH KEY FIELD SUPPLY WIRING AS AIR SWING MOTOR DP DRAIN PUMP PART NO 08 02 4 120171A 2...

Page 58: ...OOR AIR SENSOR DISPLAY BOARD KEY FIELD SUPPLY WIRING AS AIR SWING MOTOR DP DRAIN PUMP PART NO 08 02 4 120172A AS WIRED CONTROLLER BROWN ORANGE PURPLE BLUE COMP COMP CN STP TRANSFORMER ID ROOM T FULL C...

Page 59: ...KCASE HEATER COMP PART NO 08 02 4 106047A G Y FM BROWN BROWN WHITE N NO COM R S T DT WHITE G Y N L COMP R S T N E FAN MOTOR N T S R 350 410V 3PH 50Hz PINK FLOAT SWITCH INDOOR COIL SENSOR INDOOR AIR SE...

Page 60: ...E HIGH MED BLUE BROWN ORANGE PURPLE 4WV AS OF LOW WTP N2 N1 LIVE RED L COMP CN5 CN2 CN6 ROOM TWIN T FULL ID OD TRANSFORMER FL FM FH BROWN ORANGE PURPLE WIRED OR WIRELESS REMOTE CONTROLLER RETURN AIR S...

Page 61: ...RELESS REMOTE CONTROLLER RETURN AIR SENSOR INDOOR COIL SENSOR OUTDOOR COIL SENSOR FLOAT SWITCH BLUE BLUE BLUE WHITE RED BLUE BLUE DP G Y G Y G Y AC IC MC E 4WV KEY PART NO 08 02 4 120176A FIELD SUPPLY...

Page 62: ...LLER INDOOR AIR SENSOR TO OUTDOOR DEFROST SENSOR N2 N1 HIGH CN_DSP TRANSFORMER MED LOW SILENT WTP OF 4WV LIVE L N1 N L ORANGE PINK BROWN PURPLE BLUE BLUE RED RED BLACK BROWN PURPLE RED ORANGE FS FL G...

Page 63: ...ED RED PINK AS BROWN BLUE A 4WV OF COMP COMP CN STP CN_DSP CN_WIR T FULL FLOAT SWITCH INDOOR COIL SENSOR INDOOR AIR SENSOR TO OUTDOOR DEFROST SENSOR DISPLAY BOARD KEY FIELD SUPPLY WIRING AS AIR SWING...

Page 64: ...R 380 410V 3R 50Hz WIRED CONTROLLER ID OD ROOM N2 N1 G Y DP HIGH MED LOW SILENT WTP TRANSFORMER OF 4WV LIVE L L N ORANGE PURPLE PINK BROWN ORANGE PURPLE FS G Y I C A C M C FAN MOTOR FL FM FH PART NO...

Page 65: ...R 380 410V 3R 50Hz WIRED CONTROLLER ID OD ROOM N2 N1 G Y DP HIGH MED LOW SILENT WTP TRANSFORMER OF 4WV LIVE L L N ORANGE PURPLE PINK BROWN ORANGE PURPLE FS G Y I C A C M C FAN MOTOR FL FM FH PART NO...

Page 66: ...ssary Condense Drain Pan Pipe 1 Check the cleanliness and clean it if necessary 2 Check the condensate water flow Every 3 months Indoor Fan Check if there is any abnormal noise If necessary Indoor Out...

Page 67: ...r 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...

Page 68: ...ct loose short Check room sensor connection change room air sensor 2 times E2 Indoor coil sensor contact open Check indoor coil sensor connection change indoor coil sensor 3 times E3 Outdoor coil sens...

Page 69: ...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 70: ...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 71: ...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 72: ......

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