Daikin C-Series- Manuals
Daikin C-Series– User Manual in PDF format online.
Manuals:
User Manual Daikin C-Series
Summary
Table of Contents Table of Contents Nomenclature...................................................................................................................... 1 Indoor ...............................................................................................................................
Nomenclature 1 Nomenclature Indoor FDM(R)(Q)N 25 C X V1 Power Supply V1: 1 phase 50 Hz 220-240V Production X: OYLM Product Series C: C Series Capacity 25: 2.5kW Model FDMRN: Ceiling Concealed Standard Static (Cooling Only)FDMQN: Ceiling Concealed Standard Static (Heatpump) Outdoor R(Y)N 25 C X V1 Po...
5 Application Information Application Information Operating Range Ensure the operating temperature is in allowable range. Cooling The use of your air conditioner outside the range of working temperature and humidity can result in serious failure. OutdoorDB (°C) 46 43 19 14 19 23 Indoor WB (°C) Heati...
6 Application Information Refrigerant Circuit Diagrams Model: FDMRN25/35/50/60CXV1 – RN25/35/50/60CXV1 FDMRN50/60CXV1 – RN50/60CXY1 COOLING OPERATION 3 WAY VALVE RETURN AIR SENSOR HEA T EXCHANGER (INDOOR UNIT) PIPE TEMPERA T URE SENSOR 2 WAY VALVE COOLING CAP TUBE STRAINER ACCESS VALVE HEA T EXCHANG...
10 Application Information Installation Guideline Sharp edges and coil surfaces are potential injury hazard. Avoid from contact with them. (1) Installation of Indoor Unit Preliminary Survey Electrical supply and installation is to con fi rm to local authority’s (e.g. National Electrical Board) codes...
11 Application Information (2) Installation of Outdoor Unit As condensing temperature rises, evaporating temperature rises and cooling capacity drops. In order to achieve maximum cooling capacity, the location selected for outdoor unit should ful fi ll the following requirements: Install the condens...
15 Application Information (6) Special Precautions When Dealing With R410A Unit R410A is a new HFC refrigerant which does not damage the ozone layer. The working pressure of this new refrigerant is 1.6 times higher than conventional refrigerant (R22), thus proper installation / servicing is essentia...
16 Sound Data Sound Data Sound Pressure Level Model Speed 1/1 Octave Sound Pressure (dB, ref 20 μ Pa) Overall (dBA) Noise Criteria 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz FDMRN25CXV1 FDMQN25CXV1 High 33 30 30 29 22 16 10 33 27 Med 31 28 28 26 20 13 8 30 24 Low 28 25 24 22 16 10 7 26 20 FDMRN35CXV1 FDM...
17 Sound Data Sound Power Level Model Ext. Static (mmAq) Speed 1/1 Octave Sound Power (dB, ref 1pW) Overall (dBA) 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz FDMRN25CXV1 FDMQN25CXV1 5 High 57 54 52 52 51 46 44 57 4 Med 54 51 50 49 48 43 39 54 3 Low 51 48 47 46 44 39 35 51 FDMRN35CXV1 FDMQN35CXV1 5 High 60...
18 Sound Data NC Curve Octave-band frequency (Hz) S ound pres su re le ve l( dB , ref 20 μ Pa ) 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 NC-20 NC-25 NC-30 NC-35 NC-40 NC-45 NC-50 H M L FDMRN25CXV1 / FDMQN25CXV1 S ound pres su re le ve l(dB , ref 20 μ Pa ) 0 10 20 30 40 50 60 70 125 250...
22 Selection Process Selection Process Blower Performance Curve External Static Pressure (mm wg) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 100 200 300 400 Flowrate, (CFM) L M H FDMRN25CXV1 / FDMQN25CXV1 DAIKIN_FDMRN.indb 22 DAIKIN_FDMRN.indb 22 1/8/2013 8:46:05 AM 1/8/2013 8:46:05 AM
30 Engineering & Physical Data Engineering & Physical Data Engineering Data – R410A MODEL MODEL INDOOR UNIT FDMRN25CXV1 FDMRN35CXV1 FDMRN50CXV1 FDMRN50CXV1 OUTDOOR UNIT RN25CXV1 RN35CXV1 RN50CXV1 RN50CXY1 NOMINAL COOLING CAPACITY Btu/h 9500 12500 18000 18000 W 2780 3660 5280 5280 NOMINAL TOT...
31 Engineering & Physical Data Engineering Data - R410A MODEL MODEL INDOOR UNIT FDMRN60CXV1 FDMRN60CXV1 FDMRN71CXV1 FDMRN71CXV1 OUTDOOR UNIT RN60CXV1 RN60CXY1 RR71CXV1 RR71CXY1 NOMINAL COOLING CAPACITY Btu/h 21000 22860 26000 27000 W 6155 6700 7620 7910 NOMINAL TOTAL INPUT POWER (COOLING) W 2003...
34 Engineering & Physical Data Safety Device MODEL INDOOR FDMRN25CXV1 FDMRN35CXV1 FDMRN50CXV1 OUTDOOR RN25CXV1 RN35CXV1 RN50CXV1 SAFETY DEVICE HIGH PRESSURE SWITCH TYPE N/A OPEN kPa / psi N/A CLOSE kPa / psi N/A LOW PRESSURE SWITCH TYPE N/A OPEN kPa / psi N/A CLOSE kPa / psi N/A PHASE SEQUENCER ...
36 Performance Data Performance Data Calculation Steps Interpolation method can be used to get the total cooling capacity, TC and sensible cooling capacity, SC and power input, PI at those temperatures which are not stated out in the table. Extrapolation method is not allowed to be used. Example: Mo...
38 Performance Data Performance Tables R410A Cooling Only Model: FDMRN25CXV1 - RN25CXV1Cooling Mode AFR (CFM) EWB EDB Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C TC SC PI TC SC PI TC SC PI TC SC PI TC SC PI TC SC PI 210 16°C 21°C 2.62 1.83 0.73 2.53 1.79 0.79 2.44 1.74 0.85 2.34 1.69 0.93 2.15...
Outlines & Dimensions 74 Outlines & Dimensions Indoor Unit Model: FDMRN25CXV1 / FDMQN25CXV1 Note: Dimension in mm Model: FDMRN35/50/60CXV1 / FDMQN35/50/60CXV1 Dimension Model A B C D E F G H FDMRN35CXV1 / FDMQN35CXV1 881.0 225.0 842.0 802.0 261.0 411.0 351.0 905.0 FDMRN50CXV1 / FDMQN50CXV1 1...
Outlines & Dimensions 77 Outdoor Unit Model: R(Y)N25/35CXV1 K L L A M B I G N O P RS J C NQ H D EF Dimension Model A B C D E F G H I J K L M N O P Q R S R(Y)N25/35CXV1 700 521 250 478 175 36 95 94 86 68 440 130 110 15 21 19 278 80 65 Note: Dimension in mm Model: R(Y)N50/60CXV1 / R(Y)N50/60CXY1 /...
79 Wiring Diagrams Wiring Diagrams Cooling Only Indoor UnitModel: FDMRN25/35CXV1 Outdoor UnitModel: RN25/35CXV1 DAIKIN_FDMRN.indb 79 DAIKIN_FDMRN.indb 79 1/8/2013 8:46:14 AM 1/8/2013 8:46:14 AM
87 Wiring Diagrams Heatpump Indoor UnitModel: FDMQN25/35CXV1 Outdoor UnitModel: RYN25/35CXV1 DAIKIN_FDMRN.indb 87 DAIKIN_FDMRN.indb 87 1/8/2013 8:46:15 AM 1/8/2013 8:46:15 AM
96 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. ...
97 Service & Maintenance Pre Start Up Maintenance (After Extended Shutdown) Q Inspect thoroughly and clean indoor and outdoor units. Q Clean or replace air fi lters. Q Clean condensates drain line. Q Clean clogged indoor and outdoor coils. Q Check fan imbalance before operation. Q Tighten all wi...
98 Troubleshooting Troubleshooting Cooling / Heat pump Model Seven Segments Faulty Indication E1 Blinking Room air sensor contact loose/short E2 Blinking Indoor coil sensor contact loose/short E3 Blinking Outdoor coil sensor contact loose/short E4 Blinking Compressor overload protection E5 Blinking ...
99 Troubleshooting Error Code / Fault Condition When a malfunction of the air conditioner unit is detected, immediately switch off the main power supply before proceeding with the following troubleshooting procedures.The following are common fault conditions and simple troubleshooting tips. If any o...
100 Troubleshooting Diagnostic Guidelines By means of pressure readings: Data Circuit Pressure Probable cause Too low A little low Normal A little high Too high High sideLow side • • 1. Overcharged with refrigerant.2. Non-condensable gases in refrigerant circuit (e.g. air)3. Obstructed air-intake / ...
101 Troubleshooting BY MEANS OF DIAGNOSTIC FLOW CHART : Generally, there are two kinds of problems, i.e. starting failure and insuf fi cient cooling/heating. “Starting failure” is caused by electrical defect while improper application or defects in refrigerant circuit causes “Insuf fi cient cooling ...
102 Troubleshooting ii) Diagnosis of Refrigerant Circuit / Application There might be some causes where the unit starts running but does not perform satisfactorily, i.e. insuf fi cient cooling. Judgement could be made by measuring temperature difference of indoor unit’s intake and discharge air as w...
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