Daikin F-Series Technical Manual Download Page 25

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Performance Data

Performance Tables

R410A Cooling Only

Model: FCRN18FXV1S - RN18CXV1S2

Cooling Mode

AFR

(CFM)

EWB EDB

Outdoor temperature

19°C

25°C

30°C

35°C

40°C

46°C

TC SC

510

16°C

21°C

5.00 4.10 1.30 4.82 3.99 1.41 4.64 3.89 1.52 4.45 3.77 1.65 4.09 3.51 1.79 3.78 3.30 1.97

24°C

5.00 4.91 1.30 4.83 4.80 1.41 4.65 4.65 1.52 4.46 4.46 1.65 4.10 4.10 1.79 3.79 3.79 1.97

27°C

5.04 5.04 1.30 4.87 4.87 1.41 4.70 4.70 1.53 4.53 4.53 1.65 4.18 4.18 1.80 3.89 3.89 1.98

30°C

5.20 5.20 1.31 5.05 5.05 1.42 4.90 4.90 1.54 4.74 4.74 1.67 4.39 4.39 1.81 4.11 4.11 2.00

19°C

24°C

5.51 3.83 1.32 5.32 3.73 1.43 5.12 3.63 1.55 4.92 3.53 1.68 4.52 3.29 1.82 4.18 3.10 2.01

27°C

5.51 4.38 1.32 5.32 4.28 1.43 5.13 4.18 1.55 4.92 4.08 1.68 4.53 3.82 1.82 4.19 3.62 2.01

30°C

5.52 5.40 1.32 5.33 5.29 1.43 5.14 5.14 1.55 4.95 4.95 1.68 4.56 4.56 1.82 4.23 4.23 2.01

33°C

5.59 5.59 1.32 5.41 5.41 1.43 5.23 5.23 1.55 5.05 5.05 1.69 4.68 4.68 1.83 4.37 4.37 2.02

22°C

27°C

6.06 3.75 1.34 5.85 3.66 1.46 5.64 3.56 1.58 5.42 3.47 1.71 4.98 3.23 1.86 4.61 3.05 2.05

30°C

6.07 4.57 1.34 5.86 4.47 1.46 5.64 4.37 1.58 5.42 4.26 1.71 4.99 3.99 1.86 4.61 3.78 2.05

33°C

6.07 5.33 1.34 5.86 5.23 1.46 5.64 5.13 1.58 5.42 5.02 1.71 4.99 4.71 1.86 4.63 4.48 2.05

36°C

6.09 6.05 1.34 5.89 5.89 1.46 5.68 5.68 1.58 5.48 5.48 1.72 5.05 5.05 1.86 4.70 4.70 2.05

620

16°C

21°C

5.20 4.28 1.31 5.01 4.17 1.42 4.82 4.06 1.54 4.62 3.94 1.66 4.24 3.67 1.81 3.91 3.45 1.99

24°C

5.22 5.19 1.31 5.03 5.03 1.42 4.84 4.84 1.54 4.64 4.64 1.67 4.27 4.27 1.81 3.94 3.94 1.99

27°C

5.28 5.28 1.31 5.10 5.10 1.42 4.92 4.92 1.54 4.75 4.75 1.67 4.38 4.38 1.82 4.08 4.08 2.00

30°C

5.50 5.50 1.32 5.34 5.34 1.43 5.18 5.18 1.56 5.01 5.01 1.69 4.64 4.64 1.83 4.34 4.34 2.03

19°C

24°C

5.73 4.05 1.33 5.52 3.94 1.44 5.32 3.84 1.56 5.10 3.74 1.69 4.69 3.48 1.84 4.33 3.28 2.02

27°C

5.74 4.66 1.33 5.53 4.56 1.44 5.33 4.45 1.56 5.11 4.35 1.70 4.70 4.07 1.84 4.34 3.85 2.03

30°C

5.77 5.75 1.33 5.56 5.56 1.44 5.37 5.37 1.57 5.16 5.16 1.70 4.75 4.75 1.84 4.41 4.41 2.03

33°C

5.86 5.86 1.34 5.68 5.68 1.45 5.50 5.50 1.57 5.32 5.32 1.71 4.93 4.93 1.86 4.61 4.61 2.05

22°C

27°C

6.29 3.96 1.36 6.07 3.87 1.47 5.85 3.77 1.59 5.61 3.67 1.73 5.16 3.42 1.87 4.77 3.23 2.06

30°C

6.30 4.86 1.36 6.08 4.76 1.47 5.85 4.65 1.59 5.62 4.55 1.73 5.17 4.26 1.87 4.78 4.04 2.06

33°C

6.31 5.70 1.36 6.09 5.59 1.47 5.87 5.47 1.60 5.64 5.36 1.73 5.19 5.03 1.88 4.81 4.77 2.07

36°C

6.35 6.35 1.36 6.15 6.15 1.47 5.93 5.93 1.60 5.72 5.72 1.74 5.27 5.27 1.88 4.92 4.92 2.08

730

16°C

21°C

5.39 4.46 1.32 5.19 4.35 1.43 4.99 4.24 1.55 4.79 4.12 1.68 4.39 3.83 1.82 4.05 3.61 2.01

24°C

5.42 5.42 1.32 5.22 5.22 1.43 5.03 5.03 1.55 4.82 4.82 1.68 4.43 4.43 1.82 4.09 4.09 2.01

27°C

5.51 5.51 1.33 5.33 5.33 1.44 5.15 5.15 1.56 4.96 4.96 1.69 4.59 4.59 1.83 4.27 4.27 2.02

30°C

5.78 5.78 1.34 5.61 5.61 1.45 5.44 5.44 1.57 5.26 5.26 1.71 4.87 4.87 1.86 4.55 4.55 2.05

19°C

24°C

5.93 4.28 1.34 5.72 4.18 1.45 5.50 4.07 1.58 5.28 3.96 1.71 4.84 3.69 1.85 4.47 3.48 2.04

27°C

5.95 4.95 1.34 5.74 4.84 1.46 5.52 4.73 1.58 5.30 4.61 1.71 4.87 4.31 1.85 4.50 4.08 2.04

30°C

6.00 6.00 1.35 5.79 5.79 1.46 5.58 5.58 1.58 5.37 5.37 1.71 4.94 4.94 1.86 4.59 4.59 2.05

33°C

6.13 6.13 1.35 5.95 5.95 1.47 5.77 5.77 1.59 5.58 5.58 1.73 5.17 5.17 1.88 4.83 4.83 2.07

22°C

27°C

6.51 4.19 1.37 6.28 4.10 1.48 6.04 3.99 1.61 5.80 3.89 1.74 5.33 3.63 1.89 4.92 3.43 2.08

30°C

6.53 5.16 1.37 6.29 5.07 1.48 6.06 4.96 1.61 5.81 4.84 1.74 5.34 4.53 1.89 4.94 4.30 2.08

33°C

6.55 6.05 1.37 6.32 5.95 1.49 6.09 5.82 1.61 5.85 5.69 1.75 5.38 5.33 1.89 4.99 4.99 2.09

36°C

6.61 6.61 1.37 6.40 6.40 1.49 6.18 6.18 1.62 5.96 5.96 1.75 5.50 5.50 1.90 5.13 5.13 2.10

Remark:

AFR: Air flow rate (CFM)

EWB: Entering Wet Bulb Temp. (°C)

EDB: Entering Dry Bulb Temp. (°C)

TC: Total Cooling Capacity (kW)

SC: Sensible Cooling Capacity (kW)

PI: Power Input (kW)

Notes:

1. Ratings shown are net capacities.

shows nominal capacities.

3. Direct interpolation is permissible. Do not extrapolate.

4. Unit is able to operate at ambient from 19°C to 46°C DB without pressure trip.

Summary of Contents for F-Series

Page 1: ...TECHNICAL MANUAL Split Unit Air Conditioner Ceiling Cassette F Series FCRN FXV1S Cooling only 50Hz R410A TM 5CKF SL THA1 ...

Page 2: ......

Page 3: ...ormation 5 Operating Range 5 Refrigerant Circuit Diagrams 5 Installation Guideline 7 Sound Data 12 Sound Pressure Level 12 NC Curve 14 Engineering Physical Data 16 Performance Data 19 Calculation Steps 19 Performance Tables 21 Outline Dimension 27 Wiring Diagram 29 Service Maintenance 32 Troubleshooting 34 ...

Page 4: ...ii ...

Page 5: ...Power Supply V1 220 240V 1Ph 50Hz Y1 380 415V 3Ph 50Hz Manufacturer X Malaysia Product Series C C Series D D Series Capacity 18 18 000 Btu hr 24 24 00 Btu hr 30 30 00 Btu hr 36 36 00 Btu hr Model RN Single Split Condensing Unit Cooling Only Market S Thailand Market S Thailand Specification Couple with FCRN E 1 Couple with FLRN FHRN 2 Couple with FCRN F Remark Capacity value under Nomenclature is a...

Page 6: ...aysia Product Series F F series Cooling Capacity 50 5 0 kW Model BC Ceiling Cassette 3 x 3 Decorative Panel Market S Thailand Cool Light Without LED Light L With LED Light Remark Capacity value under Nomenclature is an indication Please refer to Engineering and Physical Data for exact capacity value ...

Page 7: ...it FCRN F Nomenclature Classification PCB Fin Refrigerant Control L208D EC L208A AP Hydrophilic Blue Cap Tube without Cap Tube COOLING FCRN18FXV1S X X X FCRN24FXV1S X X X FCRN30FXV1S X X X FCRN36FXV1S X X X FCRN42FXV1S X X X FCRN45FXV1S X X X ...

Page 8: ...Switch Low Pressure Switch Phase Protector Scroll Rotary COOLING RN18CXV1S2 X X X RR24CXV1S2 X X X RR30CXV1S2 X X X RR36DXV1S2 X X X X X X RR42DXY1S2 X X X X X X RR45DXY1S2 X X X X X X Decorative Panel BC Nomenclature Classification Handset Indoor Air Quality Others BRC52B64 BRC52A62 Washable Saranet Filter Auto Air Swing 8 Ways Discharge LED light bulb COOLING BC50FXWS X X X X BC50FLXWS X X X X X...

Page 9: ...ing temperature is in allowance range Cooling 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 Refrigerant Circuit Diagrams Model FCRN18FXV1S RN18CXV1S2 FCRN24FXV1S RR24CXV1S2 ...

Page 10: ...6 Application Information Model FCRN30FXV1S RR30CXV1S2 Model FCRN36FXV1S RN36DXV1S2 FCRN42FXV1S RN42DXY1S2 FCRN45FXV1S RN45DXY1S2 ...

Page 11: ...o 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 may cause injury hazards Avoid from being in contact with these places Before turning off the power supply set the remote controller s ON OFF switch to the OFF position to prevent the nuisance tripp...

Page 12: ...ze 780mm Ceiling Opening Size 890mm Hanging rod size 710mm WATER DRAINAGE PIPING DIRECTION LED REFRIGERANT PIPING DIRECTION Measure and mark the position for the hanging rod Drill the hole for the angle nut on the ceiling and fix the hanging rod The installation template is extended according to temperature and humidity Check on dimensions in use The dimensions of the installation template are the...

Page 13: ...rance 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 intake air should not hotter than the outside temperature Max 45 C MADE IN MALAYSIA Obstacle C D Obstacle Service Space Discharge air A B Obstacle Obstacle H 2 H Air Inlet Avoid installing or operating the condensing unit in the...

Page 14: ...he capacity and reliability drop As the number of bends increase resistance to flow of refrigerant system increases thus lowering cooling capacity and as a result the compressor may become defective Always choose the shortest path and follow the recommendation as tabulated below Model Indoor FCRN18FXV1S FCRN24FXV1S FCRN30FXV1S Outdoor RN18CXV1S2 RR24CXV1S2 RR30CXV1S2 Max allowable length m 30 30 4...

Page 15: ...dard piping length then use the addi tional charge value as indicated in the table Cooling Only Indoor FCRN18FXV1S FCRN24FXV1S FCRN30FXV1S Outdoor RN18CXV1S2 RR24CXV1S2 RR30CXV1S2 Add Charge g m 22 10 24 Indoor FCRN36FXV1S FCRN42FXV1S FCRN45FXV1S Outdoor RR36DXV1S2 RR42DXY1S2 RR45DXY1S2 Add Charge g m 45 24 24 Example FCRN24F RN24C with 13m piping length additional piping length is 5 5m Thus Addit...

Page 16: ...dium 47 41 40 35 30 25 18 41 35 Low 46 37 35 31 24 22 17 37 30 Quiet 44 34 32 26 22 21 17 34 26 FCRN36FXV1S High 51 48 46 43 38 34 22 48 42 Medium 51 45 43 40 34 29 18 45 39 Low 51 41 39 34 29 24 15 41 34 Quiet 49 37 34 29 23 18 11 37 31 FCRN42FXV1S High 51 48 46 43 38 34 22 48 42 Medium 51 45 43 40 34 29 18 45 39 Low 51 41 39 34 29 24 15 41 34 Quiet 49 37 34 29 23 18 11 37 31 FCRN45FXV1S High 51 ...

Page 17: ...a Octave band frequency Hz FCRN18FXV1S NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 NC 65 NC 60 NC 70 H M L Q 0 10 20 30 40 50 60 70 80 125 250 500 1000 2000 4000 8000 Sound pressure level dB ref 20µPa Octave band frequency Hz FCRN24FXV1S NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 NC 65 NC 60 NC 70 H M L Q ...

Page 18: ...ave band frequency Hz FCRN30FXV1S NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 NC 65 NC 60 NC 70 H M L Q 0 10 20 30 40 50 60 70 80 125 250 500 1000 2000 4000 8000 Sound pressure level dB ref 20µPa Octave band frequency Hz FCRN36FXV1S NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 NC 65 NC 60 NC 70 H M L Q ...

Page 19: ...ave band frequency Hz FCRN42FXV1S NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 NC 65 NC 60 NC 70 H M L Q 0 10 20 30 40 50 60 70 80 125 250 500 1000 2000 4000 8000 Sound pressure level dB ref 20µPa Octave band frequency Hz FCRN45FXV1S NC 20 NC 30 NC 25 NC 35 NC 40 NC 45 NC 50 NC 55 NC 65 NC 60 NC 70 H M L Q ...

Page 20: ...OR TYPE PERMANENT SPLIT CAPACITOR MOTOR INDEX OF PROTECTION IP IP20 INSULATION GRADE F RATED INPUT POWER W 105 155 186 200 RATED RUNNING CURRENT A 0 46 0 68 0 81 0 88 MOTOR MAX OUTPUT W 30 55 82 105 POLES 6 COIL TUBE MATERIAL COPPER DIAMETER mm 7 FIN MATERIAL ALUMINIUM FACE AREA m2 0 44 0 44 0 53 0 53 ROW 2 AIR QUALITY FILTER TYPE WASHABLE SARANET FILTER QUANTITY pc 1 CASING COLOUR WITHOUT PAINT O...

Page 21: ...20 INSULATION GRADE F RATED INPUT POWER W 200 204 RATED RUNNING CURRENT A 0 88 0 89 MOTOR MAX OUTPUT W 105 105 POLES 6 COIL TUBE MATERIAL COPPER DIAMETER mm 7 FIN MATERIAL ALUMINIUM FACE AREA m2 0 53 0 51 ROW 2 3 AIR QUALITY FILTER TYPE WASHABLE SARANET FILTER QUANTITY pc 1 CASING COLOUR WITHOUT PAINT OUTDOOR UNIT AIR FLOW CFM 3400 4000 SOUND PRESSURE LEVEL dBA 60 63 UNIT DIMENSION HEIGHT X WIDTH ...

Page 22: ...UENCER N A N A N A DISC THERMOSTAT SETTING C F N A N A N A MODEL INDOOR FCRN36FXV1S FCRN42FXV1S FCRN45FXV1S OUTDOOR RR36DXV1S2 RR42DXY1S2 RR45DXY1S2 SAFETY DEVICE HIGH PRESSURE SWITCH TYPE NC NC NC OPEN kPa psi 4140 600 4140 600 4140 600 CLOSE kPa psi 3310 480 3310 480 3310 480 LOW PRESSURE SWITCH TYPE NC NC NC OPEN kPa psi 48 7 48 7 48 7 CLOSE kPa psi 152 22 152 22 152 22 PHASE SEQUENCER N A YES ...

Page 23: ... 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 WB Outdoor 35 C DB b Indoor 25 C DB 19 C WB Outdoor 35 C DB c Indoor 25 C DB 16 C WB Outdoor 40 C DB d Indoor 25 C DB 19 C WB Outdoor 40 C DB 2nd Step Interpolation of Indoor DB Find TC SC PI a Indoor 25 C DB 1...

Page 24: ...ition 35 C DB EWB EDB Outdoor temperature 35 C TC SC PI 16 25 4 83 4 83 1 82 17 x5 y5 z5 19 5 24 4 14 1 84 By Interpolation Method 17 C 16 C x5 4 83kW 19 C 16 C 5 24kW 4 83kW x3 4 97kW Similarly y3 4 6kW z3 1 83kW Repeat the same process for b in 2nd Step 3rd Step To obtain the TC SC PI for a Indoor Condition 25 C DB 17 C WB Outdoor Condition 37 C DB EWB EDB Outdoor temperature 35 C 37 C 40 C TC S...

Page 25: ...4 70 4 07 1 84 4 34 3 85 2 03 30 C 5 77 5 75 1 33 5 56 5 56 1 44 5 37 5 37 1 57 5 16 5 16 1 70 4 75 4 75 1 84 4 41 4 41 2 03 33 C 5 86 5 86 1 34 5 68 5 68 1 45 5 50 5 50 1 57 5 32 5 32 1 71 4 93 4 93 1 86 4 61 4 61 2 05 22 C 27 C 6 29 3 96 1 36 6 07 3 87 1 47 5 85 3 77 1 59 5 61 3 67 1 73 5 16 3 42 1 87 4 77 3 23 2 06 30 C 6 30 4 86 1 36 6 08 4 76 1 47 5 85 4 65 1 59 5 62 4 55 1 73 5 17 4 26 1 87 ...

Page 26: ... 4 22 2 48 30 C 6 96 6 30 1 63 6 72 6 17 1 77 6 48 6 03 1 92 6 23 5 88 2 08 5 74 5 50 2 26 5 32 5 20 2 49 33 C 7 08 7 08 1 64 6 86 6 86 1 78 6 64 6 64 1 93 6 42 6 42 2 09 5 95 5 95 2 27 5 56 5 56 2 51 22 C 27 C 7 60 4 34 1 66 7 33 4 24 1 80 7 06 4 13 1 95 6 78 4 02 2 12 6 23 3 75 2 30 5 76 3 54 2 53 30 C 7 61 5 33 1 66 7 34 5 22 1 80 7 07 5 10 1 95 6 79 4 98 2 12 6 24 4 67 2 30 5 77 4 43 2 53 33 C...

Page 27: ... 3 21 30 C 9 14 8 48 2 11 8 82 8 30 2 29 8 50 8 11 2 48 8 18 7 92 2 69 7 53 7 40 2 92 6 99 6 99 3 22 33 C 9 29 9 29 2 12 9 01 9 01 2 30 8 72 8 72 2 49 8 43 8 43 2 71 7 81 7 81 2 94 7 30 7 30 3 25 22 C 27 C 9 97 5 85 2 15 9 62 5 71 2 33 9 27 5 56 2 53 8 90 5 41 2 74 8 18 5 05 2 97 7 56 4 76 3 27 30 C 9 99 7 17 2 15 9 63 7 02 2 33 9 28 6 87 2 53 8 91 6 71 2 74 8 19 6 28 2 97 7 57 5 96 3 27 33 C 10 0...

Page 28: ...2 47 10 29 10 29 2 67 9 92 9 92 2 89 9 54 9 54 3 14 8 79 8 79 3 40 8 15 8 15 3 75 33 C 10 84 10 84 2 47 10 51 10 51 2 68 10 17 10 17 2 91 9 84 9 84 3 16 9 11 9 11 3 43 8 52 8 52 3 79 22 C 27 C 11 64 7 41 2 51 11 23 7 24 2 72 10 81 7 05 2 94 10 38 6 86 3 19 9 54 6 40 3 46 8 82 6 04 3 81 30 C 11 65 9 09 2 51 11 24 8 91 2 72 10 82 8 71 2 95 10 39 8 50 3 19 9 55 7 96 3 46 8 84 7 56 3 82 33 C 11 67 10 ...

Page 29: ...3 38 11 04 3 21 12 92 10 81 3 47 12 45 10 56 3 76 11 98 10 31 4 08 11 03 9 64 4 43 10 23 9 10 4 88 33 C 13 60 13 60 3 22 13 19 13 19 3 49 12 77 12 77 3 78 12 35 12 35 4 11 11 44 11 44 4 46 10 69 10 69 4 93 22 C 27 C 14 61 7 61 3 26 14 09 7 43 3 53 13 57 7 24 3 83 13 03 7 05 4 15 11 97 6 57 4 50 11 08 6 20 4 96 30 C 14 63 9 34 3 26 14 11 9 15 3 53 13 58 8 94 3 83 13 05 8 73 4 15 11 99 8 18 4 51 11 ...

Page 30: ...0 C 14 36 11 36 3 75 13 86 11 11 4 06 13 36 10 86 4 40 12 85 10 60 4 78 11 83 9 91 5 18 10 98 9 36 5 71 33 C 14 60 14 60 3 77 14 16 14 16 4 08 13 70 13 70 4 43 13 25 13 25 4 81 12 27 12 27 5 22 11 47 11 47 5 76 22 C 27 C 15 68 7 83 3 82 15 12 7 64 4 13 14 56 7 45 4 48 13 98 7 25 4 86 12 85 6 76 5 27 11 89 6 38 5 81 30 C 15 70 9 60 3 82 15 14 9 41 4 14 14 58 9 20 4 48 14 00 8 98 4 86 12 87 8 41 5 2...

Page 31: ...e Dimension Indoor Unit Model FCRN18 24 30 36 42 45FXV1S J B D A C E H F I G Dimension Model A B C D E F G H I J 18 24 840 840 304 284 20 950 950 650 650 416 30 36 42 45 840 840 346 326 20 950 950 650 650 416 Note Dimension in mm ...

Page 32: ... 149 101 113 603 126 24 30 855 730 328 520 179 46 93 149 101 113 603 126 Dimension Model M N O P Q R S 18 164 15 34 23 362 73 75 24 30 164 15 34 23 362 73 75 Note Dimension in mm Model RR36DXV1S2 RR42 45DXY1S2 J I J M N N C O D K A B L E F G H Dimension Model A B C D E F G H I J K L M N O 36 42 45 1030 826 400 695 57 72 90 40 746 142 60 26 448 22 28 Note Dimension in mm ...

Page 33: ...29 Wiring Diagram Wiring Diagram Cooling Only Indoor Unit Model FCRN18 24 30FXV1S Outdoor Unit Model RN18 RR24 30CXV1S2 POWER SUPPLY 220 240V 1Ph 50Hz L N E ...

Page 34: ...30 Wiring Diagram Indoor Unit Model FCRN36FXV1S Outdoor Unit Model RR36DXV1S2 POWER SUPPLY 220 240V 1Ph 50Hz L N E ...

Page 35: ...31 Wiring Diagram Indoor Unit Model FCRN42 45FXV1S Outdoor Unit Model RR42 45DXY1S2 POWER SUPPLY 380 415V 3Ph 50Hz R S T N ...

Page 36: ...essary 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 Outdoor Coil 1 Check and remove the dirt between the fins 2 Check and remove any obstacles which hinder air flow through the indoor or outdoor Every month Power Supply 1 Check the running current and vo...

Page 37: ...l 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 the coils must be regularly cleaned by qualified Air Conditioner Service Technicians to ensure sufficient heat exchange and proper operation Otherwise the systems life span may be shortened Do not charge OXY...

Page 38: ...coil sensor contact open Check indoor coil sensor connection change indoor coil sensor 3 times E3 Outdoor coil sensor contact open Check outdoor coil sensor connection change outdoor coil sensor 1 time E4 Compressor overload protection Indoor or Outdoor coil sensor short If running ampere highly increase change the compressor If not replace the coil sensor 2 times E6 Pump fault Clear the clogging ...

Page 39: ...phase sequential under normal operation and fault conditions LED Description PW Red P_S Yellow P_T Yellow 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 phase wiring R Phase Missing Switch off the unit Check the 3 phase wiring Overheat High discharge tem...

Page 40: ... air suction and discharge of both indoor and outdoor units are clogged or blocked The regulated temperature or temperature setting is not low enough 4 Discharge 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 indoor unit This is caused by air humidity ...

Page 41: ...nit High side Low side 1 Poor compression 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 seized 5 Defective defrost control outdoor coil freeze up heating 6 Outdoor fan locked seized heating High side Low side 1 Outdoor fan blocked cooling 2 Outdoor coi...

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