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Daikin C Series Engineering Data
Daikin C Series Engineering Data

Daikin C Series Engineering Data

Split system room air conditioners
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EDBE 07 - 670
- Cooling Only / Heat Pump -
C-Series / E-Series

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Summary of Contents for Daikin C Series

  • Page 1 EDBE 07 - 670 - Cooling Only / Heat Pump - C-Series / E-Series...
  • Page 2 EDBE 07-670 Split System EDBE 07-670 Room Air Conditioners C-Series, E-Series FDKS25EAVMB RKS25E2V1B FDKS35EAVMB RKS35E2V1B Cooling Only FDKS25CAVMB RKS25E2V1B FDKS35CAVMB RKS35E2V1B FDXS25EAVMB RXS25E2V1B FDXS35EAVMB RXS35E2V1B Heat Pump FDXS25CAVMB RXS25E2V1B FDXS35CAVMB RXS35E2V1B 1. Power Supply ..................3 2. Functions....................4 3. Specifications ..................6 3.1 Cooling Only ....................
  • Page 3 EDBE 07-670 13.Optional Accessories ................. 113 13.1 Option List ................... 113 13.2 Installation Manual ................114 Room Air Conditioners C-Series, E-Series...
  • Page 4 EDBE 07-670 Power Supply 1. Power Supply EDBE 07-670 Indoor Unit Outdoor Unit Power Supply Duct Connected Type FDKS25EAVMB RKS25E2V1B 1f 50Hz 230V FDKS35EAVMB RKS35E2V1B FDKS25CAVMB RKS25E2V1B FDKS35CAVMB RKS35E2V1B FDXS25EAVMB RXS25E2V1B FDXS35EAVMB RXS35E2V1B FDXS25CAVMB RXS25E2V1B FDXS35CAVMB RXS35E2V1B Note: Power Supply Intake ; Outdoor Unit Room Air Conditioners C-Series, E-Series...
  • Page 5 Functions EDBE 07-670 2. Functions EDBE 07-670 Category Functions Basic Function Inverter (with Inverter Power Control) Operation Limit for Cooling (°CDB) Operation Limit for Heating — — — — (°CWB) PAM Control Compressor Oval Scroll Compressor — — — — —...
  • Page 6 EDBE 07-670 Functions Category Functions Health & Clean Air Purifying Filter — — — — — — — — Photocatalytic Deodorizing Filter — — — — — — — — Air Purifying Filter with Photocatalytic Deodorizing — — — — —...
  • Page 7 Specifications EDBE 07-670 3. Specifications EDBE 07-670 Cooling Only Duct Connected Type 50Hz 230V Indoor Units FDKS25EAVMB FDKS35EAVMB Model Outdoor Units RKS25E2V1B RKS35E2V1B 2.4 (1.3~3.0) 3.4 (1.4~3.8) Capacity Btu/h 8,150 (4,400~10,200) 11,600 (4,800~13,000) Rated (Min.~Max.) kcal/h 2,060 (1,110~2,580) 2,920 (1,200~3,260) Moisture Removal Running Current (Rated) Power Consumption...
  • Page 8 EDBE 07-670 Specifications 50Hz 230V Indoor Units FDKS25CAVMB FDKS35CAVMB Model Outdoor Units RKS25E2V1B RKS35E2V1B 2.4 (1.3~3.0) 3.4 (1.4~3.8) Capacity Btu/h 8,150 (4,400~10,200) 11,600 (4,800~13,000) Rated (Min.~Max.) kcal/h 2,060 (1,110~2,580) 2,920 (1,200~3,260) Moisture Removal Running Current (Rated) Power Consumption 1,090 Rated Power Factor 75.4 95.0...
  • Page 9 Specifications EDBE 07-670 Heat Pump Duct Connected Type 50Hz 230V Indoor Units FDXS25EAVMB FDXS35EAVMB Model RXS25E2V1B RXS35E2V1B Outdoor Units Cooling Heating Cooling Heating 2.4 (1.3~3.0) 3.2 (1.3~4.5) 3.4 (1.4~3.8) 4.0 (1.4~5.0) Capacity Btu/h 8,150 (4,400~10,200) 10,900 (4,400~15,350) 11,600 (4,800~13,000) 13,600 (4,800~17,100) Rated (Min.~Max.) kcal/h 2,060 (1,110~2,580)
  • Page 10 EDBE 07-670 Specifications 50Hz 230V Indoor Units FDXS25CAVMB FDXS35CAVMB Model RXS25E2V1B RXS35E2V1B Outdoor Units Cooling Heating Cooling Heating 2.4 (1.3~3.0) 3.2 (1.3~4.5) 3.4 (1.4~3.8) 4.0 (1.4~5.0) Capacity Btu/h 8,150 (4,400~10,200) 10,900 (4,400~15,350) 11,600 (4,800~13,000) 13,600 (4,800~17,100) Rated (Min.~Max.) kcal/h 2,060 (1,110~2,580) 2,750 (1,110~3,870) 2,920 (1,200~3,260) 3,440 (1,200~4,300)
  • Page 11 Dimensions EDBE 07-670 4. Dimensions EDBE 07-670 Indoor Units FDKS25EAVMB, FDKS35EAVMB, FDXS25EAVMB, FDXS35EAVMB SIGNAL TRANSMITTER 300 OR MORE (SERVICE SPACE) DAIKIN 400 OR MORE (IN CASE OF BOTTOM SUCSION) WIRELESS REMOTE CONTROLLER FDXS25,35EAVMB(ARC433A7) (45) FDKS25,35EAVMB(ARC433A8) CEILING CDXS25,35EAVMA(ARC433A7) CDKS25,35EAVMA(ARC433A8) CDXS25,35EAVMT(ARC433A59) ROOM TEMP.
  • Page 12 EDBE 07-670 Dimensions Outdoor Units RKS25E2V1B, RKS35E2V1B, RXS25E2V1B, RXS35E2V1B WALL HEIGHT ON AIR OUTLET SIDE MINIMUM SPACE FOR AIR PASSAGE =LESS THAN 1200 DRAIN OUTLET 4 - HOLES FOR ANCHOR BOLTS ( I.D φ 15.9 HOSE FOR CONNECTION ) ( M8 OR M10 ) 105.5 HANDLE BRAND NAME LABEL...
  • Page 13 Wiring Diagrams EDBE 07-670 5. Wiring Diagrams EDBE 07-670 Indoor Units FDKS25EAVMB, FDKS35EAVMB, FDKS25CAVMB, FDKS35CAVMB, FDXS25EAVMB, FDXS35EAVMB, FDXS25CAVMB, FDXS35CAVMB PCB1 PCB2 V1TR outdoor 3.15A FIELD WIRING. TERMINAL FOR CAUTION CENTRALIZED CONTROL TRANSMISSION NOTE THAT OPERATION WILL CIRCUIT RESTART AUTOMATICALLY IF THE MAIN POWER SUPPLY IS TURNED OFF AND THEN BACK SIGNAL...
  • Page 14 EDBE 07-670 Wiring Diagrams Outdoor Units RKS25E2V1B, RKS35E2V1B, RXS25E2V1B, RXS35E2V1B R12T t ° C100 FIELD WIRING. indoor PCB1 MRM20 IPM1 MRM10 3.15A IC11 3.15A PCB2 MRCW outdoor NOTE 1. REFER TO THE NAMEPLATE FOR THE POWER REQUIREMENTS. t ° t ° t °...
  • Page 15 Piping Diagrams EDBE 07-670 6. Piping Diagrams EDBE 07-670 Indoor Units FDKS25EAVMB, FDKS35EAVMB, FDKS25CAVMB, FDKS35CAVMB, FDXS25EAVMB, FDXS35EAVMB, FDXS25CAVMB, FDXS35CAVMB INDOOR UNIT ( 6.4CuT ) HEAT EXCHANGER THERMISTOR ON HEAT FIELD PIPING ( 6.4CuT ) EXCH. SIROCCO FAN FAN MOTOR FIELD PIPING CuT ) CuT ) REFRIGERANT FLOW...
  • Page 16 EDBE 07-670 Piping Diagrams Outdoor Units 6.2.1 Cooling Only RKS25E2V1B, RKS35E2V1B OUTDOOR UNIT OUTDOOR TEMPERATURE HEAT EXCHANGER 7.0CuT THERMISTOR 7.0CuT HEAT EXCHANGER MOTOR OPERATED THERMISTOR VALVE 4.8CuT 6.4CuT 6.4CuT 4.8CuT MUFFLER MUFFLER WITH WITH FILTER FILTER PROPELLER FAN 9.5CuT MUFFLER WITH FILTER FOUR WAY...
  • Page 17 Piping Diagrams EDBE 07-670 6.2.2 Heat Pump RXS25E2V1B, RXS35E2V1B OUTDOOR UNIT OUTDOOR TEMPERATURE HEAT EXCHANGER 7.0CuT THERMISTOR 7.0CuT HEAT EXCHANGER MOTOR OPERATED THERMISTOR VALVE 4.8CuT 6.4CuT 6.4CuT 4.8CuT MUFFLER MUFFLER WITH WITH FILTER FILTER PROPELLER FAN 9.5CuT MUFFLER WITH FILTER FOUR WAY FIELD PIPING VALVE...
  • Page 18 EDBE 07-670 Capacity Tables 7. Capacity Tables EDBE 07-670 Cooling Only FDKS25EAVMB RKS25E2V1B (50Hz 230V) 0.17 INDOOR OUTDOOR TEMPERATURE (°CDB) EWB EDB °C °C 14.0 2.46 1.94 0.53 2.35 1.89 0.58 2.24 1.84 0.63 2.19 1.81 0.65 2.12 1.78 0.68 2.01 1.73 0.73...
  • Page 19 Capacity Tables EDBE 07-670 FDKS25CAVMB RKS25E2V1B (50Hz 230V) 0.22 INDOOR OUTDOOR TEMPERATURE (°CDB) EWB EDB °C °C 14.0 2.46 1.87 0.53 2.35 1.81 0.58 2.24 1.76 0.63 2.19 1.74 0.65 2.12 1.71 0.68 2.01 1.65 0.73 16.0 2.57 1.84 0.53 2.46 1.79 0.58...
  • Page 20 EDBE 07-670 Capacity Tables Heat Pump FDXS25EAVMB RXS25E2V1B (50Hz 230V) Cooling 0.17 INDOOR OUTDOOR TEMPERATURE (°CDB) EWB EDB °C °C 14.0 2.46 1.94 0.53 2.35 1.89 0.58 2.24 1.84 0.63 2.19 1.81 0.65 2.12 1.78 0.68 2.01 1.73 0.73 16.0 2.57 1.91 0.53...
  • Page 21 Capacity Tables EDBE 07-670 FDXS35EAVMB RXS35E2V1B (50Hz 230V) Cooling 0.17 INDOOR OUTDOOR TEMPERATURE (°CDB) EWB EDB °C °C 14.0 3.48 2.46 0.84 3.33 2.38 0.92 3.17 2.30 1.00 3.10 2.26 1.03 3.01 2.21 1.08 2.85 2.13 1.16 16.0 3.64 2.42 0.84 3.48 2.34...
  • Page 22 EDBE 07-670 Capacity Tables FDXS25CAVMB RXS25E2V1B (50Hz 230V) Cooling 0.22 INDOOR OUTDOOR TEMPERATURE (°CDB) EWB EDB °C °C 14.0 2.46 1.87 0.53 2.35 1.81 0.58 2.24 1.76 0.63 2.19 1.74 0.65 2.12 1.71 0.68 2.01 1.65 0.73 16.0 2.57 1.84 0.53 2.46 1.79...
  • Page 23 Capacity Tables EDBE 07-670 FDXS35CAVMB RXS35E2V1B (50Hz 230V) Cooling 0.26 INDOOR OUTDOOR TEMPERATURE (°CDB) EWB EDB °C °C 14.0 3.22 2.27 0.84 3.22 2.27 0.92 3.17 2.24 1.00 3.10 2.21 1.03 3.01 2.16 1.08 2.85 2.07 1.16 16.0 3.64 2.37 0.84 3.48 2.29...
  • Page 24 EDBE 07-670 Capacity Tables Capacity Correction Factor by the Length of Refrigerant Piping (Reference) The cooling and the heating capacity of the unit has to be corrected in accordance with the length of refrigerant piping. (The distance between the indoor unit and the outdoor unit) line: For the indoor unit with capacity of 2.5-3.5 kW.
  • Page 25 Operation Limit EDBE 07-670 8. Operation Limit EDBE 07-670 Cooling Only RKS25E2V1B, RKS35E2V1B 28 30 Indoor temp. ( ° CWB ) Notes: The graph is based on the following conditions. • Equivalent piping length 7.5m • Level difference • Air flow rate High 4D029297T Room Air Conditioners C-Series, E-Series...
  • Page 26 EDBE 07-670 Operation Limit Heat Pump RXS25E2V1B, RXS35E2V1B Heating Cooling (- 15°CDB ) 28 30 Indoor temp. (° CWB ) Notes: Indoor temp. (° CDB ) The graphs are based on the following conditions. • Equivalent piping length 7.5m • Level difference •...
  • Page 27 Sound Level EDBE 07-670 9. Sound Level EDBE 07-670 Measuring Location 9.1.1 Indoor Unit Duct Connected Type DUCT DUCT MICROPHONE (MLDUCT) 9.1.2 Outdoor Unit MICROPHONE (MLOUT01) Note: 1. Operation sound is measured in an anechoic chamber. 2. The data are based on the conditions shown in the table below. Cooling Heating Piping Length...
  • Page 28 EDBE 07-670 Sound Level Octave Band Level 9.2.1 Indoor Units FDKS25EAVMB, FDKS35EAVMB FDKS25CAVMB COOLING COOLING OVER ALL ( dB ) OVER ALL ( dB ) 220-240V/50Hz 220-240V/50Hz 50Hz/230V 50Hz/230V NC-60 NC-60 220-230V/60Hz 220-230V/60Hz 60Hz/220V 60Hz/220V SCALE SCALE ( H ) ( L ) NC-50 NC-50...
  • Page 29 Sound Level EDBE 07-670 FDXS35CAVMB COOLING HEATING OVER ALL ( dB ) OVER ALL ( dB ) 50Hz/230V 50Hz/230V 50Hz/230V 50Hz/230V NC-60 NC-60 60Hz/220V 60Hz/220V SCALE 60Hz/220V 60Hz/220V SCALE NC-50 NC-50 ( B.G.N IS ALREADY RECTIFIED ) ( B.G.N IS ALREADY RECTIFIED ) OPERATING CONDITIONS OPERATING CONDITIONS NC-40...
  • Page 30 EDBE 07-670 Electric Characteristics 10. Electric Characteristics EDBE 07-670 Representative Unit Combination Power Supply COMP Indoor Unit Outdoor Unit Hz-Volts Voltage Range MCA MFA 50 - 220 MAX. 50Hz 264V FDKS25EAVMB RKS25E2V1B 50 - 230 9.75 54.5 0.16 MIN. 50Hz 198V 50 - 240 50 - 220 MAX.
  • Page 31 Installation Manual EDBE 07-670 11. Installation Manual EDBE 07-670 11.1 Indoor Units 11.1.1 Duct Connected Type FDK(X)S25/35EAVMB SAFETY PRECAUTIONS • Read these Safety Precautions carefully to ensure correct installation. • This manual classifies the precautions into WARNING and CAUTION. Be sure to follow all the precautions below: they are all important for ensuring safety. WARNING....Failure to follow any of WARNING is likely to result in such grave consequences as death or serious injury.
  • Page 32 EDBE 07-670 Installation Manual ACCESSORIES Insulation Washer for Sealing Washer Screws for Clamp metal Sealing pad Drain hose Clamp for fitting hanging bracket material fixing plate duct flanges Large and small 3 pcs. 1 pc. 1 each 1 pc. 1 pc. 8 pcs.
  • Page 33 Installation Manual EDBE 07-670 CHOOSING A SITE Select the signal receiver mounting location according to the following conditions: • Install the signal receiver, which has a built-in temperature sensor, near the intake vent Air discharge grille: where there is convection of air and it can get an accurate reading of the room’s temperature. Wooden or plastic grille is recommended because condensation may occur If the intake vent is in another room or the unit cannot be installed near the intake vent for any...
  • Page 34 EDBE 07-670 Installation Manual Mount chamber lid and air filter Protection net (accessory). Air inlet For bottom intake, replace the chamber lid and the protection net (only for 25-35 type) in the procedure listed in Fig. (1)Remove the protection net. Chamber lid Chamber lid Protection net...
  • Page 35 Installation Manual EDBE 07-670 PREPARATIONS BEFORE INSTALLATION When two indoor units are installed in one room, one of the two wireless remote controllers can be easily set for another addresses. PCB in the indoor unit Wireless remote controller • Cut the jumper •...
  • Page 36 EDBE 07-670 Installation Manual For heat pump: If your feet feel cold when using the heating function, it is recommended that the air discharge grille shown at below be attached. 45˚ (Adjustable angle) OUTDOOR UNIT INSTALLATION Install as described in the installation manual supplied with the outdoor unit. REFRIGERANT PIPING WORK See the installation manual supplied with the outdoor unit.
  • Page 37 Installation Manual EDBE 07-670 REFRIGERANT PIPING WORK 3) After the work is finished, make sure to check that there is no Coat here with Torque wrench gas leak. refrigeration machine oil Spanner Flare nut Piping union 4) After checking for gas leaks, be sure to insulate the pipe connections. •...
  • Page 38 EDBE 07-670 Installation Manual DRAIN PIPING WORK Caution Make sure all water is out before making the duct connection. Install the drain piping. Drain pipe connection hole • Make sure the drain works properly. • The diameter of the drain pipe should be greater than or equal to the diameter of the connecting pipe (vinyl tube;...
  • Page 39 Installation Manual EDBE 07-670 INSTALLING THE DUCT Connect the duct supplied in the field. Air inlet side • Attach the duct and intake-side flange (field supply). • Connect the flange to the main unit with accessory screws (in 16, 20 or 24 positions). •...
  • Page 40 EDBE 07-670 Installation Manual WIRING See the installation manual supplied with the outdoor unit. HOW TO CONNECT WIRINGS. • Wire only after removing the control box lid as shown in the Fig. Control box lid • Make sure to let a wire go through a wire penetration area. Power supply wiring •...
  • Page 41 Installation Manual EDBE 07-670 TRIAL OPERATION AND TESTING Trial operation and testing (1) Measure the supply voltage and make sure that it falls in the specified range. (2) Trial operation should be carried out in either cooling or heating mode. Trial operation from remote controller (1) Press ON/OFF button to turn on the system.
  • Page 42 EDBE 07-670 Installation Manual 11.1.2 Duct Connected Type FDK(X)S25/35CAVMB Safety Precautions • Read these Safety Precautions carefully to ensure correct installation. • This manual classifies the precautions into WARNING and CAUTION. Be sure to follow all the precautions below: they are all important for ensuring safety. WARNING....Failure to follow any of WARNING is likely to result in such grave consequences as death or serious injury.
  • Page 43 Installation Manual EDBE 07-670 ACCESSORIES Insulation Washer for Sealing Washer Screws for Clamp metal Sealing pad Drain hose Clamp for fitting hanging bracket material fixing plate duct flanges Large and small 3 pcs. 1 pc. 1 each 1 pc. 1 pc. 8 pcs.
  • Page 44 EDBE 07-670 Installation Manual CHOOSING A SITE ■ Select the signal receiver mounting location according to the following conditions: • Install the signal receiver, which has a built-in temperature sensor, near the intake vent Air discharge grille: where there is convection of air and it can get an accurate reading of the room’s temperature. Wooden or plastic grille is recommended because condensation may occur If the intake vent is in another room or the unit cannot be installed near the intake vent for any...
  • Page 45 Installation Manual EDBE 07-670 (3)Attach sealing pad as shown in the figure below. (Stored in outlet vent) (In order to take in the air inside the ceiling, and when not taking in air from outdoor air, it is not necessary to stick.) •...
  • Page 46 EDBE 07-670 Installation Manual INDOOR UNIT INSTALLATION 〈〈 As for the parts to be used for installation work, be sure to use the provided accessories and specified parts designated by our company. 〉〉 ■ Install the indoor unit temporarily. [ Securing the hanger bracket ] [ How to secure washers ] •...
  • Page 47 Installation Manual EDBE 07-670 REFRIGERANT PIPING WORK See the installation manual supplied with the outdoor unit. FLARING THE PIPE END 1) Cut the pipe end with a pipe cutter. 2) Remove burrs with the cut surface facing downward (Cut exactly at right angles.) Remove burrs so that the chips do not enter the pipe.
  • Page 48 EDBE 07-670 Installation Manual REFRIGERANT PIPING WORK 3) After the work is finished, make sure to check that there is no Coat here with Torque wrench gas leak. refrigeration machine oil Spanner Flare nut Piping union 4) After checking for gas leaks, be sure to insulate the pipe connections. •...
  • Page 49 Installation Manual EDBE 07-670 DRAIN PIPING WORK Caution Make sure all water is out before making the duct connection. ■ Install the drain piping. Drain pipe connection hole • Make sure the drain works properly. • The diameter of the drain pipe should be greater than or equal to the diameter of the connecting pipe (vinyl tube;...
  • Page 50 EDBE 07-670 Installation Manual INSTALLING THE DUCT Connect the duct supplied in the field. Air inlet side • Attach the duct and intake-side flange (field supply). • Connect the flange to the main unit with accessory screws (in 20 or 24 positions). •...
  • Page 51 Installation Manual EDBE 07-670 WIRING See the installation manual supplied with the outdoor unit. ■ HOW TO CONNECT WIRINGS. • Wire only after removing the control box lid as shown in the Fig. Control box lid • Make sure to let a wire go through a wire penetration area. Power supply wiring •...
  • Page 52 EDBE 07-670 Installation Manual TRIAL OPERATION AND TESTING Trial operation and testing (1) Measure the supply voltage and make sure that it falls in the specified range. (2) Trial operation should be carried out in either cooling or heating mode. Trial operation from remote controller (1) Press ON/OFF button to turn on the system.
  • Page 53 Installation Manual EDBE 07-670 11.2 Outdoor Units 11.2.1 RK(X)S25/35E2V1B Safety Precautions • Read these Safety Precautions carefully to ensure correct installation. • This manual classifies the precautions into WARNING and CAUTION. Be sure to follow all the precautions below: they are all important for ensuring safety. WARNING....Failure to follow any of WARNING is likely to result in such grave consequences as death or serious injury.
  • Page 54 EDBE 07-670 Installation Manual Accessories Accessories supplied with the outdoor unit: (A) Installation Manual (B) Drain plug (Heat pump-Models) (C) Refrigerant charge label There is on the bottom packing case. Precautions for Selecting the Location 1) Choose a place solid enough to bear the weight and vibration of the unit, where the operation noise will not be amplified. 2) Choose a location where the hot air discharged from the unit or the operation noise will not cause a nuisance to the neighbors of the user.
  • Page 55 Installation Manual EDBE 07-670 Outdoor Unit Installation Drawings Wrap the insulation pipe with the finishing tape from bottom to top. Model RX(K)S RX(K) Max. allowable length Min. allowable length 1.5m Max. allowable height Additionl refrigerant required for refrigerant 20g/m pipe exceeding 10m in length.
  • Page 56 EDBE 07-670 Installation Manual Installation Guidelines • Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below. • For any of the below installation patterns, the wall height on the exhaust side should be 1200mm or less. Wall facing one side Walls facing two sides More than 50...
  • Page 57 Installation Manual EDBE 07-670 Outdoor Unit Installation Flaring the pipe end. (Cut exactly at 1) Cut the pipe end with a pipe cutter. right angles.) Remove burrs 2) Remove burrs with the cut surface facing down- Flaring ward so that the chips do not enter the pipe. Set exactly at the position shown below.
  • Page 58 EDBE 07-670 Installation Manual Purging air and checking gas leakage. • When piping work is completed, it is necessary to purge the air and check for gas leakage. WARNING 1) Do not mix any substance other than the specified refrigerant (R410A) into the refrigeration cycle. 2) When refrigerant gas leaks occur, ventilate the room as soon and as much as possible.
  • Page 59 Installation Manual EDBE 07-670 Outdoor Unit Installation Refilling the refrigerant. Check the type of refrigerant to be used on the machine nameplate. Precautions when adding R410A Fill from the liquid pipe in liquid form. It is a mixed refrigerant, so adding it in gas form may cause the refrigerant composition to change, preventing normal operation. 1) Before filling, check whether the cylinder has a siphon attached or not.
  • Page 60 EDBE 07-670 Installation Manual Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit. 1) Remove the valve cap from liquid stop valve and gas stop valve. Hexagonal 2) Carry out forced cooling operation. wrench Liquid 3) After five to ten minutes, close the liquid stop valve with a hexagonal wrench.
  • Page 61 Installation Manual EDBE 07-670 Wiring WARNING 1) Do not use tapped wires, stranded wires, extension cords, or starburst connections, as they may cause overheating, electrical shock, or fire. 2) Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the terminal block.) Doing so may cause electric shock or fire.
  • Page 62 EDBE 07-670 Installation Manual CAUTION When connecting the connection wires to the terminal board using a single core wire, be sure to perform curling. Problems with the work may cause heat and fires. Excessive strip length Strip wire end may cause electrical to this point.
  • Page 63 Installation Manual EDBE 07-670 Test Run and Final Check Trial operation and testing. 1-1 Measure the supply voltage and make sure that it falls in the specified range. 1-2 Trial operation should be carried out in either cooling or heating mode. ■...
  • Page 64 • Do not attempt to repair, relocate, modify or reinstall the air conditioner by yourself. Incorrect work will cause electric shocks, fire etc. For repairs and reinstallation, consult your Daikin dealer for advice and information. • The refrigerant used in the air conditioner is safe. Although leaks should not occur, if for some reason any refrigerant happens to leak into the room, make sure it does not come in contact with any flame as of gas heaters, kerosene heaters or gas range.
  • Page 65 Operation Manual EDBE 07-670 • Do not place appliances which produce open fire in places exposed to the air flow from the unit or under the indoor unit. It may cause incomplete combustion or deformation of the unit due to the heat. •...
  • Page 66 EDBE 07-670 Operation Manual Names of parts ■ Indoor Unit Room Air Conditioners C-Series, E-Series...
  • Page 67 Operation Manual EDBE 07-670 ■ Outdoor Unit ■ Indoor Unit 1. Air outlet 10. Indoor Unit ON/OFF switch: • Push this switch once to start operation. 2. Air outlet grille: (Field supply) Push once again to stop it. • Appearance of the Air outlet grille and Air inlet •...
  • Page 68 EDBE 07-670 Operation Manual ■ Remote Controller < ARC433B69, B76 > 1. Signal transmitter: 7. MODE selector button: • It sends signals to the indoor unit. • It selects the operation mode. (AUTO/DRY/COOL/HEAT/FAN) (page 10.) 2. Display: 8. QUIET button: OUTDOOR UNIT •...
  • Page 69 Operation Manual EDBE 07-670 Preparation Before Operation ■ To set the batteries Position + and – correctly! 1. Slide the front cover to take it off. 2. Set two dry batteries (AAA). 3. Set the front cover as before. ATTENTION ■...
  • Page 70 EDBE 07-670 Operation Manual Preparation Before Operation ■ To operate the remote controller • To use the remote controller, aim the transmitter at the indoor unit. If there is anything to block signals between the unit and the remote control- ler, such as a curtain, the unit will not operate.
  • Page 71 Operation Manual EDBE 07-670 ■ To set the clock 1. Press “CLOCK button”. is displayed. blinks. 2. Press “TIMER setting button” to set the clock to the present time. Holding down “ ” or “ ” button rapidly increases or decreases the time display. 3.
  • Page 72 EDBE 07-670 Operation Manual OPERATION AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice. From the next time on, the air conditioner will operate with the same operation mode. ■...
  • Page 73 Operation Manual EDBE 07-670 ■ To change the air flow rate setting 5. Press “FAN setting button”. DRY mode AUTO or COOL or HEAT or FAN mode Five levels of air flow rate setting from “ ” to “ ” plus “...
  • Page 74 EDBE 07-670 Operation Manual POWERFUL Operation POWERFUL operation quickly maximizes the cooling (heating) effect in any operation mode. You can get the maximum capacity . ■ To start POWERFUL operation 1. Press “POWERFUL button”. • POWERFUL operation ends in 20 minutes. Then the system automatically operates again with the settings which were used before POWERFUL operation.
  • Page 75 Operation Manual EDBE 07-670 OUTDOOR UNIT QUIET Operation OUTDOOR UNIT QUIET operation lowers the noise level of the outdoor unit by changing the frequency and fan speed on the outdoor unit. This function is conve- nient during night. ■ To start OUTDOOR UNIT QUIET operation 1.
  • Page 76 EDBE 07-670 Operation Manual HOME LEAVE Operation HOME LEAVE operation is a function which allows you to record your preferred temperature and air flow rate settings. ■ To start HOME LEAVE operation 1. Press “HOME LEAVE button”. • “ ” is displayed on the LCD. •...
  • Page 77 Operation Manual EDBE 07-670 ■ What’s the HOME LEAVE operation? Is there a set temperature and air flow rate which is most comfortable, a set temperature and air flow rate which you use the most? HOME LEAVE operation is a function that allows you to record your favor- ite set temperature and air flow rate.
  • Page 78 EDBE 07-670 Operation Manual TIMER Operation Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use OFF TIMER and ON TIMER in combination. ■ To use OFF TIMER operation •...
  • Page 79 Operation Manual EDBE 07-670 ■ To use ON TIMER operation • Check that the clock is correct. If not, set the clock to the present time (page 9.). 1. Press “ON TIMER button”. is displayed. blinks. 2. Press “TIMER Setting button” until the time setting reaches the point you like.
  • Page 80 EDBE 07-670 Operation Manual Note for Multi System 〈〈 〉〉 What is a “Multi System”? This system has one outdoor unit connected to multiple indoor units. room Outdoor unit ■ Selecting the Operation Mode room Living room 1. With the Priority Room Setting present but inactive or not present.
  • Page 81 Operation Manual EDBE 07-670 ■ Priority Room Setting The Priority Room Setting requires initial programming during installation. Please consult your retailer or dealer for assistance. The room designated as the Priority Room takes priority in the following situations; 1. Operation Mode Priority. As the operation mode of the Priority Room takes precedence, the user can select a different operation mode from other rooms.
  • Page 82 EDBE 07-670 Operation Manual CARE Care and Cleaning • Only a qualified service person is allowed to CAUTION perform maintenance. • Before cleaning, be sure to stop the operation and turn the breaker OFF. ■ Cleaning the air filter 1.Removing the air filter. •...
  • Page 83 • The suction grille is option. • Do not use water or air of 50°C or higher for cleaning air filters and outside panels. • Ask your DAIKIN dealer how to clean it. Check Check that the base, stand and other fittings of the outdoor unit are not decayed or corroded.
  • Page 84 EDBE 07-670 Operation Manual Trouble Shooting These cases are not troubles. The following cases are not air conditioner troubles but have some reasons. You may just continue using it. Case Explanation Operation does not start soon. • This is to protect the air conditioner. •...
  • Page 85 Operation Manual EDBE 07-670 Check again. Please check again before calling a repair person. Case Check The air conditioner does not • Hasn’t a breaker turned OFF or a fuse blown? operate. • Isn’t it a power failure? (OPERATION lamp is off.) •...
  • Page 86 EDBE 07-670 Operation Manual Call the service shop immediately. WARNING ■ When an abnormality (such as a burning smell) occurs, stop operation and turn the breaker OFF. Continued operation in an abnormal condition may result in troubles, electric shocks or fire. Consult the service shop where you bought the air conditioner.
  • Page 87 Operation Manual EDBE 07-670 Fault diagnosis. FAULT DIAGNOSIS BY REMOTE CONTROLLER In the ARC433 series, the temperature display sections on the main unit indicate corresponding codes. 1. When the TIMER CANCEL button is held down for 5 seconds, a “ ”...
  • Page 88 EDBE 07-670 Operation Manual LED ON OUTDOOR UNIT PCB 2MXS, 3MXS, 3MKS, 4MXS, 4MKS, 5MXS, 5MKS series GREEN MICROCOMPUTER MALFUNCTION NORMAL DETECTION DIAGNOSIS LED-A LED1 LED2 LED3 LED4 LED5 NORMAL CHECK INDOOR UNIT HIGH PRESSURE PROTECTOR WORKED OR FREEZE-UP IN OPERATING UNIT OR STAND-BY UNIT ∗...
  • Page 89 • Do not attempt to repair, relocate, modify or reinstall the air conditioner by yourself. Incorrect work will cause electric shocks, fire etc. For repairs and reinstallation, consult your Daikin dealer for advice and information. • The refrigerant used in the air conditioner is safe. Although leaks should not occur, if for some reason any refrigerant happens to leak into the room, make sure it does not come in contact with any flame as of gas heaters, kerosene heaters or gas range.
  • Page 90 EDBE 07-670 Operation Manual • Do not place appliances which produce open fire in places exposed to the air flow from the unit or under the indoor unit. It may cause incomplete combustion or deformation of the unit due to the heat. •...
  • Page 91 Operation Manual EDBE 07-670 Names of parts ■ Indoor Unit Room Air Conditioners C-Series, E-Series...
  • Page 92 EDBE 07-670 Operation Manual ■ Outdoor Unit ■ Indoor Unit 1. Air outlet 10. Indoor Unit ON/OFF switch: • Push this switch once to start operation. 2. Air outlet grille: (Field supply) Push once again to stop it. • Appearance of the Air outlet grille and Air inlet •...
  • Page 93 Operation Manual EDBE 07-670 ■ Remote Controller 〈 ARC433B69, B76 〉 1. Signal transmitter: 7. MODE selector button: • It sends signals to the indoor unit. • It selects the operation mode. (AUTO/DRY/COOL/HEAT/FAN) (page 10.) 2. Display: 8. QUIET button: OUTDOOR UNIT QUIET •...
  • Page 94 EDBE 07-670 Operation Manual Preparation Before Operation ■ To set the batteries Position + and – correctly! 1. Slide the front cover to take it off. 2. Set two dry batteries (AAA). 3. Set the front cover as before. ATTENTION ■...
  • Page 95 Operation Manual EDBE 07-670 Preparation Before Operation ■ To operate the remote controller • To use the remote controller, aim the transmitter at the indoor unit. If there is anything to block signals between the unit and the remote control- ler, such as a curtain, the unit will not operate.
  • Page 96 EDBE 07-670 Operation Manual ■ To set the clock 1. Press “CLOCK button”. is displayed. blinks. 2. Press “TIMER setting button” to set the clock to the present time. Holding down “ ” or “ ” button rapidly increases or decreases the time display. 3.
  • Page 97 Operation Manual EDBE 07-670 OPERATION AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice. From the next time on, the air conditioner will operate with the same operation mode. ■...
  • Page 98 EDBE 07-670 Operation Manual ■ To change the air flow rate setting 5. Press “FAN setting button”. DRY mode AUTO or COOL or HEAT or FAN mode Five levels of air flow rate setting from “ ” to “ ” plus “...
  • Page 99 Operation Manual EDBE 07-670 POWERFUL Operation POWERFUL operation quickly maximizes the cooling (heating) effect in any operation mode. You can get the maximum capacity . ■ To start POWERFUL operation 1. Press “POWERFUL button”. • POWERFUL operation ends in 20 minutes. Then the system automatically operates again with the settings which were used before POWERFUL operation.
  • Page 100 EDBE 07-670 Operation Manual OUTDOOR UNIT QUIET Operation OUTDOOR UNIT QUIET operation lowers the noise level of the outdoor unit by changing the frequency and fan speed on the outdoor unit. This function is conve- nient during night. ■ To start OUTDOOR UNIT QUIET operation 1.
  • Page 101 Operation Manual EDBE 07-670 HOME LEAVE Operation HOME LEAVE operation is a function which allows you to record your preferred temperature and air flow rate settings. ■ To start HOME LEAVE operation 1. Press “HOME LEAVE button”. • “ ” is displayed on the LCD. •...
  • Page 102 EDBE 07-670 Operation Manual ■ What’s the HOME LEAVE operation? Is there a set temperature and air flow rate which is most comfortable, a set temperature and air flow rate which you use the most? HOME LEAVE operation is a function that allows you to record your favor- ite set temperature and air flow rate.
  • Page 103 Operation Manual EDBE 07-670 TIMER Operation Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use OFF TIMER and ON TIMER in combination. ■ To use OFF TIMER operation •...
  • Page 104 EDBE 07-670 Operation Manual ■ To use ON TIMER operation • Check that the clock is correct. If not, set the clock to the present time (page 9.). 1. Press “ON TIMER button”. is displayed. blinks. 2. Press “TIMER Setting button” until the time setting reaches the point you like.
  • Page 105 Operation Manual EDBE 07-670 Note for Multi System 〈〈 〉〉 What is a “Multi System”? This system has one outdoor unit connected to multiple indoor units. room room Outdoor unit ■ Selecting the Operation Mode room room Living Living room room 1.
  • Page 106 EDBE 07-670 Operation Manual ■ Priority Room Setting The Priority Room Setting requires initial programming during installation. Please consult your retailer or dealer for assistance. The room designated as the Priority Room takes priority in the following situations; 1. Operation Mode Priority. As the operation mode of the Priority Room takes precedence, the user can select a different operation mode from other rooms.
  • Page 107 Operation Manual EDBE 07-670 CARE Care and Cleaning • Only a qualified service person is allowed to CAUTION perform maintenance. • Before cleaning, be sure to stop the operation and turn the breaker OFF. ■ Cleaning the air filter 1.Removing the air filter. •...
  • Page 108 • Clean the drain pan periodically, or drain piping may be clogged with dust and may result in water leakage. Ask your DAIKIN dealer to clean them. • Prepare a cover locally to prevent any dust in the air around the indoor unit from getting in the drain pan, if there is a great deal of dust present.
  • Page 109 Operation Manual EDBE 07-670 Trouble Shooting These cases are not troubles. The following cases are not air conditioner troubles but have some reasons. You may just continue using it. Case Explanation Operation does not start soon. • This is to protect the air conditioner. •...
  • Page 110 EDBE 07-670 Operation Manual Check again. Please check again before calling a repair person. Case Check The air conditioner does not • Hasn’t a breaker turned OFF or a fuse blown? operate. • Isn’t it a power failure? (OPERATION lamp is off.) •...
  • Page 111 Operation Manual EDBE 07-670 Call the service shop immediately. WARNING ■ When an abnormality (such as a burning smell) occurs, stop operation and turn the breaker OFF. Continued operation in an abnormal condition may result in troubles, electric shocks or fire. Consult the service shop where you bought the air conditioner.
  • Page 112 EDBE 07-670 Operation Manual Fault diagnosis. FAULT DIAGNOSIS BY REMOTE CONTROLLER In the ARC433 series, the temperature display sections on the main unit indicate corresponding codes. 1. When the TIMER CANCEL button is held down for 5 seconds, a “ ”...
  • Page 113 Operation Manual EDBE 07-670 LED ON OUTDOOR UNIT PCB 2MXS, 3MXS, 3MKS, 4MXS, 4MKS, 5MXS, 5MKS series GREEN MICROCOMPUTER MALFUNCTION NORMAL DETECTION DIAGNOSIS LED-A LED1 LED2 LED3 LED4 LED5 NORMAL CHECK INDOOR UNIT HIGH PRESSURE PROTECTOR WORKED OR FREEZE-UP IN OPERATING UNIT OR STAND-BY UNIT ∗...
  • Page 114 EDBE 07-670 Optional Accessories 13. Optional Accessories EDBE 07-670 13.1 Option List 13.1.1 Indoor Units Duct Connected Type FDKS25/35EAVMB FDKS25/35CAVMB Option Name FDXS25/35EAVMB FDXS25/35CAVMB Suction Grille KDGF19A45 Insulation Kit for High Humidity KDT25N50 The Remote Controller Loss Prevention with the KKF917AA4 Chain Wiring Adaptor for time clock / remote controller...
  • Page 115 2. Field Wiring Below is a key to symbols used in this manual. For interconnecting wiring, use Daikin KDC100A12 cable (not supplied) or Be sure to follow instructions. other similar cable. The cable should have the specifications shown below.
  • Page 116 EDBE 07-670 Optional Accessories Installation This product is available in two types. The KRP413A1S · KRP413AA1S is for installation in a case independent of the indoor unit, and KRP413A1 is for installation within the indoor unit. 1. KRP413A1S · KRP413AA1S 3.
  • Page 117 Optional Accessories EDBE 07-670 Wiring 1. Wiring 4. Connection with Remote Controller Connect one end of the wiring to connector S21 of the PCB in the Example connections with three kinds of remote controllers are shown indoor unit. bellow. Connect the other end of the wiring to connector S6 of the adaptor Note: These connections cannot be used in combination.
  • Page 118 EDBE 07-670 Optional Accessories Test Operation and Confirmation 1. When the System is Not Working Is the air conditioner working properly? Are the connectors of the wiring properly connected? Are the remote controller and field wiring properly connected? Are all switch settings correct? If there is nothing apparently wrong, conduct a diagnostic check using the following procedure.
  • Page 119 Safety Precautions 1.Overview, Features and Compatible Models This kit is the interface required when connecting the central controller and a Daikin Room Air Read these Safety Precautions carefully to ensure correct installation. Conditioner. Use of the central controller makes it possible to perform the following monitoring This manual classifies precautions into WARNING and CAUTION.
  • Page 120 EDBE 07-670 Optional Accessories 4.Switch Settings 5.Control Codes When using a central remote controller, the operating codes can be used to limit Turn the power on after all the switches have been set. operation from wireless remote controllers. NOTE Settings made while the power is on are invalid. : permitted;...
  • Page 121 Optional Accessories EDBE 07-670 13.2.3 KPW937AA4 Before Installation Check the following parts Checking the parts Name Louver Installation manual Shape With 4 screws Quantity 1piece 1piece Installation Procedure Selection of Installation Location Use when installing in a location that meets the following conditions. When installing near the border to a neighbor's house If exhaust blows directly on passers-by because outdoor unit is installed facing a road.
  • Page 122 Specifications, designs and other content appearing in this brochure are current as of October 2007 but subject to change without notice. EDBE 07-670 Printed in Japan 10/2007 B AK...