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Troubleshooting by Remote Controller

Si39-407

178

Troubleshooting

Malfunction

code

Operation

lamp

Inspection

display

Unit No.

Malfunction contents

Page

Referred

Indoor

Unit

Error of external protection device

182

PC board defect, E

PROM defect

183

Malfunction of drain level control system (33H)

184

Fan motor (MF) lock, overload

186

Malfunction of swing flap motor (MA)

187

Malfunction of moving part of electronic expansion
valve (20E)

189

Drain level about limit

191

Malfunction of air filter maintenance

—

Malfunction of capacity setting

192

Malfunction of thermistor (R2T) for heat exchange
(loose connection, disconnection, short circuit,
failure)

193

Malfunction of thermistor (R3T) for gas pipes (loose
connection, disconnection, short circuit, failure)

194

Malfunction of thermistor (R1T) for air inlet (loose
connection, disconnection, short circuit, failure)

195

Malfunction of thermostat sensor in remote controller

196

Outdoor

Unit

PC board defect

197

Actuation of high pressure switch

198

Actuation of low pressure sensor

199

Compressor motor lock

200

Standard compressor lock or over current

201

Malfunction of outdoor unit fan motor

202

Malfunction of moving part of electronic expansion
valve (Y1E~3E)

204

Abnormal discharge pipe temperature

206

Refrigerant overcharged

207

Malfunction of High pressure switch

—

Malfunction of Low pressure switch

—

Abnormal outdoor fan motor signal

208

Malfunction of thermistor (R1T) for outdoor air (loose
connection, disconnection, short circuit, failure)

209

Current sensor malfunction

210

Malfunction of discharge pipe thermistor (R31~33T)
(loose connection, disconnection, short circuit,
failure)

211

Malfunction of thermistor (R2T) for suction pipe
(loose connection, disconnection, short circuit,
failure)

212

Outdoor

Unit

Malfunction of thermistor (R4T) for heat exchanger
(loose connection, disconnection, short circuit,
failure)

213

Malfunction of header thermistor

—

Malfunction of thermistor (R7T) for oil equalizing pipe.
(loose connection, disconnection, short circuit,
failure)

214

Malfunction of receiver gas pipe thermistor (R5T)

215

Malfunction of discharge pipe pressure sensor

216

Malfunction of suction pipe pressure sensor

217

Inverter system error

—

Malfunction of inverter radiating fin temperature rise

218

Inverter compressor motor grounding, short circuit

219

Compressor motor coil grounding on short circuit

—

Inverter current abnormal

220

Inverter start up error

221

Содержание RXYQ5-48MAY1

Страница 1: ...RXYQ5 48MAY1 R410A Heat Pump 50Hz Si39 407...

Страница 2: ...Circuit 50 1 1 RXYQ5MA 50 1 2 RXYQ8MA 10MA 12MA 52 1 3 RXYQ14MA 16MA 54 1 4 Outdoor air processing unit FXMQ125MFV1 250MFV1 56 2 Functional Parts Layout 57 2 1 RXYQ5MA 57 2 2 RXYQ8MA 10MA 12MA 58 2 3...

Страница 3: ...mostat Control in Dry Operation 108 6 6 Freeze Prevention 109 6 7 Control of Outdoor Air Processing Unit Unique Control for Outdoor Air Processing Unit 110 6 8 Heater Control 113 6 9 List of Swing Fla...

Страница 4: ...2 H7 Abnormal Outdoor Fan Motor Signal 208 3 23 H9 Outdoor Unit Malfunction of Thermistor for Outdoor Air R1T 209 3 24 J2 Current Sensor Malfunction 210 3 25 J3 Outdoor Unit Malfunction of Discharge P...

Страница 5: ...rollers for Centralized Control 247 4 4 MA Improper Combination of Optional Controllers for Centralized Control 248 4 5 MC Address Duplication Improper Setting 250 5 Troubleshooting OP Schedule Timer...

Страница 6: ...AY1 RXYQ22MAY1 RXYQ24MAY1 RXYQ26MAY1 RXYQ28MAY1 RXYQ30MAY1 RXYQ32MAY1 RXYQ34MAY1 RXYQ36MAY1 RXYQ38MAY1 RXYQ40MAY1 RXYQ42MAY1 RXYQ44MAY1 RXYQ46MAY1 RXYQ48MAY1316 7 Thermistor Resistance Temperature Cha...

Страница 7: ...lug socket before disassembling the equipment for a repair Working on the equipment that is connected to a power supply can cause an electrical shook If it is necessary to supply power to the equipmen...

Страница 8: ...e applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools can cause an electrical shock excessive heat generation or...

Страница 9: ...ce valve to prevent the refrigerant gas from leaking into the room The refrigerant gas itself is harmless but it can generate toxic gases when it contacts flames such as fan and other heaters stoves a...

Страница 10: ...shock Be sure to measure the insulation resistance after the repair and make sure that the resistance is 1 Mohm or higher Faulty insulation can cause an electrical shock Be sure to check the drainage...

Страница 11: ...I series Heat Pump System Daikin offers a wide range of models to respond to building and office air conditioning needs We are confident that customers will be able to find the models that best suit t...

Страница 12: ...7 General Information 1 Part 1 General Information 1 Model Names of Indoor Outdoor Units 2 2 External Appearance 3 2 1 Indoor Units 3 2 2 Outdoor Units 4 3 Combination of Outdoor Units 5 4 Model Selec...

Страница 13: ...6OLP HLOLQJ 0RXQWHG XFW 7 SH 4 1 1 1 1 1 1 HLOLQJ 0RXQWHG XLOW Q 7 SH 64 0 0 0 0 0 0 0 0 0 HLOLQJ 0RXQWHG XFW 7 SH 04 0 0 0 0 0 0 0 0 HLOLQJ 6XVSHQGHG 7 SH 4 0 0 0 DOO 0RXQWHG 7 SH 4 0 0 0 0 0 0 ORRU...

Страница 14: ...M FXKQ32M FXKQ40M FXKQ63M Concealed Floor Standing Type FXNQ20M FXNQ25M FXNQ32M FXNQ40M FXNQ50M FXNQ63M Slim Ceiling Mounted Duct Type FXDQ20N FXDQ25N FXDQ32N FXDQ40N FXDQ50N FXDQ63N Ceiling Suspended...

Страница 15: ...ion 2 2 Outdoor Units 5HP 8 10HP 12 14 16HP 18 20HP 22 24 26HP 28 30 32HP 34 36HP 38 40 42HP 44 46 48HP RXYQ5MA RXYQ8MA 10MA RXYQ18MA 20MA RXYQ22MA 24MA 26MA RXYQ28MA 30MA 32MA RXYQ34MA 36MA RXYQ38MA...

Страница 16: ...aikin Outdoor Unit Multi Connection Piping Kit is required System Capacity Number of units Module Outdoor Unit Multi Connection Piping Kit Option 5 8 10 12 14 16 5HP 1 8HP 1 10HP 1 12HP 1 14HP 1 16HP...

Страница 17: ...4 0 5 4 0 5 4 0 5 4 0 5 4 0 2XWGRRU XQLW 7RWDO QXPEHU RI FRQQHFWDEOH LQGRRU XQLWV 7RWDO FDSDFLW RI FRQQHFWDEOH LQGRRU XQLWV N a a a a a a 3 3 3 3 3 3 3 6 VWHP QDPH 5 4 0 5 4 0 5 4 0 5 4 0 5 4 0 5 4 0...

Страница 18: ...HLOLQJ 0RXQWHG DVVHWWH 7 SH RXEOH ORZ 4 0 0 0 0 0 0 0 0 9 HLOLQJ 0RXQWHG DVVHWWH 7 SH 0XOWL ORZ 4 0 0 0 0 0 HLOLQJ 0RXQWHG DVVHWWH 7 SH 0XOWL ORZ 4 0 0 0 0 0 0 0 0 HLOLQJ 0RXQWHG DVVHWWH RUQHU 7 SH 4...

Страница 19: ...Workability Equalizer oil pipe for multi outdoor unit system z NONE z YES Procedure for calculating refrigerant refilling quantity z Refilling quantity due to piping length Adjustment quantity accord...

Страница 20: ...Si39 407 Specifications 9 Part 2 Specifications 1 Specifications 10 1 1 Outdoor Units 10 1 2 Indoor Units 21...

Страница 21: ...arting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 35 1 0 75 1 Air Flow Rate m min 75 175 Drive Direct Drive Direct Drive Connecting Pipes Liquid Pipe m...

Страница 22: ...kW 1 6 4 5 1 2 8 4 5 1 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 75 1 0 75 1 Air Flow Rate m min 180 210 Drive Direct Drive Direct Drive Conn...

Страница 23: ...its kW 1 1 4 5 4 5 1 2 7 4 5 4 5 1 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 75 1 0 75 1 Air Flow Rate m min 210 210 Drive Direct Drive Direc...

Страница 24: ...480 2900 2 Motor Output Number of Units kW 0 7 4 5 1 6 4 5 1 6 4 5 2 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 75 2 0 75 2 Air Flow Rate m mi...

Страница 25: ...00 6480 2900 2 Motor Output Number of Units kW 1 6 4 5 2 8 4 5 1 6 4 5 1 1 4 5 4 5 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 75 2 0 75 2 Air...

Страница 26: ...0 2 6480 2900 6480 2900 2 Motor Output Number of Units kW 1 6 4 5 2 7 4 5 4 5 2 8 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 7...

Страница 27: ...900 2 2 Motor Output Number of Units kW 1 1 4 5 4 5 2 7 4 5 4 5 2 7 4 5 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 75 2 0 75 2...

Страница 28: ...2900 2 6480 2900 2 6480 2900 2 Motor Output Number of Units kW 1 6 4 5 1 6 4 5 1 1 4 5 4 5 1 6 4 5 1 6 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller F...

Страница 29: ...0 2900 6480 2900 2 2 Motor Output Number of Units kW 1 6 4 5 2 8 4 5 2 7 4 5 4 5 1 6 4 5 1 1 4 5 4 5 2 7 4 5 4 5 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Moto...

Страница 30: ...6480 2900 2 2 6480 2900 6480 2900 2 2 Motor Output Number of Units kW 1 6 4 5 2 7 4 5 4 5 2 2 8 4 5 2 7 4 5 4 5 2 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Mo...

Страница 31: ...2900 2 3 6480 2900 2 3 Motor Output Number of Units kW 1 1 4 5 4 5 2 7 4 5 4 5 2 2 7 4 5 4 5 3 Starting Method Direct on line Direct on line Fan Type Propeller Fan Propeller Fan Motor Output kW 0 75...

Страница 32: ...ool Urethane Foam Piping Connections Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Gas Pipes mm 12 7 Flare Connection 12 7 Flare Connection 12 7 F...

Страница 33: ...ss Wool Urethane Foam Piping Connections Liquid Pipes mm 6 4 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Gas Pipes mm 12 7 Flare Connection 15 9 Flare Connection 15...

Страница 34: ...or Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene P...

Страница 35: ...353 Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material...

Страница 36: ...Polyurethane Form Polyurethane Form Polyurethane Form Polyurethane Form Piping Connections Liquid Pipes mm 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection 6 4 Flare Connection Gas Pipe...

Страница 37: ...ation Material Polyurethane Form Polyurethane Form Polyurethane Form Polyurethane Form Piping Connections Liquid Pipes mm 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Conne...

Страница 38: ...on 6 4 Flare Connection 6 4 Flare Connection 9 5 Flare Connection Gas Pipes mm 12 7 Flare Connection 12 7 Flare Connection 12 7 Flare Connection 15 9 Flare Connection Drain Pipe mm VP25 External Dia 3...

Страница 39: ...9 5 7 5 9 5 7 5 10 5 8 5 External Static Pressure Pa 44 15 5 44 15 5 44 15 5 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Micropro...

Страница 40: ...min 10 5 8 5 12 5 10 0 16 5 13 0 External Static Pressure Pa 44 15 5 44 15 5 44 15 5 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating...

Страница 41: ...ternal pressure Pa 88 39 20 88 39 20 64 39 15 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling a...

Страница 42: ...c external pressure Pa 88 49 20 88 59 29 88 49 20 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooli...

Страница 43: ...28 5 Static external pressure Pa 113 82 107 75 78 39 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Co...

Страница 44: ...Flow Rate H L m min 14 11 5 14 11 5 14 11 5 19 5 16 cfm 494 406 494 406 494 406 688 565 External Static Pressure 50 60Hz Pa 157 157 118 108 4 157 157 118 108 4 157 157 118 108 4 157 160 108 98 4 Drive...

Страница 45: ...Sirocco Fan Motor Output Number of Units W 270 1 430 1 380 2 380 2 Air Flow Rate H L m min 29 23 36 29 58 50 72 62 cfm 1 024 812 1 271 1 024 2 047 1 765 2 542 2 189 External Static Pressure 50 60Hz P...

Страница 46: ...ve Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling...

Страница 47: ...5 5 cfm 265 159 282 177 318 194 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Mi...

Страница 48: ...12 19 14 cfm 424 318 530 424 671 494 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heatin...

Страница 49: ...247 212 247 212 282 212 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Microproce...

Страница 50: ...12 cfm 388 300 494 388 565 424 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Micr...

Страница 51: ...8 6 cfm 247 212 247 212 282 212 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Heating Mic...

Страница 52: ...14 11 16 12 cfm 388 300 494 388 565 424 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocessor Thermostat for Cooling and Hea...

Страница 53: ...iping Connections Liquid Pipes mm 9 5 Flare Connection 9 5 Flare Connection 9 5 Flare Connection Gas Pipes mm 15 9 Flare Connection 15 9 Flare Connection 15 9 Flare Connection Drain Pipe mm I D 20 O D...

Страница 54: ...0 1 Air Flow Rate H L m min 7 5 4 5 8 5 9 5 5 cfm 265 159 282 177 318 194 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microproces...

Страница 55: ...ing and Heating Microprocessor Thermostat for Cooling and Heating Sound Absorbing Thermal Insulation Material Foamed Polystyrene Foamed Polyethylene Foamed Polystyrene Foamed Polyethylene Air Filter R...

Страница 56: ...1 25 1 Air Flow Rate H L m min 7 6 7 6 8 6 cfm 247 212 247 212 282 212 Drive Direct Drive Direct Drive Direct Drive Temperature Control Microprocessor Thermostat for Cooling and Heating Microprocesso...

Страница 57: ...1 5 3 14 1 5 Face Area m 0 200 0 282 Fan Model 2D14B13 2D14B20 Type Sirocco Fan Sirocco Fan Motor Output Number of Units W 25 1 35 1 Air Flow Rate H L m min 11 8 5 14 11 cfm 388 300 494 388 Drive Dire...

Страница 58: ...W D mm 470 744 1 100 470 1 380 1 100 470 1 380 1 100 Coil Cross Fin Coil Rows Stages Fin Pitch mm 3 26 2 0 3 26 2 0 3 26 2 0 Face Area m 0 28 0 65 0 65 Fan Model D13 4G2DA1 D13 4G2DA1 D13 4G2DA1 Type...

Страница 59: ...Specifications Si39 407 48 Specifications...

Страница 60: ...rant Circuit 50 1 1 RXYQ5MA 50 1 2 RXYQ8MA 10MA 12MA 52 1 3 RXYQ14MA 16MA 54 1 4 Outdoor air processing unit FXMQ125MFV1 250MFV1 56 2 Functional Parts Layout 57 2 1 RXYQ5MA 57 2 2 RXYQ8MA 10MA 12MA 58...

Страница 61: ...ssure when a malfunction occurs this switch is activated at high pressure of 4 0 MPA or more to stop the compressor operation S Fusible plug In order to prevent the increase of pressure when abnormal...

Страница 62: ...Si39 407 Refrigerant Circuit Refirgerant Circuit 51 RXYQ5MA 3D048203 2 4 3 5 K J S E D M T N P A G O 1 W V...

Страница 63: ...ressor operation Q S2PH HP pressure switch For STD compressor 2 S Fusible plug In order to prevent the increase of pressure when abnormal heating is caused by fire or others the fusible part of the pl...

Страница 64: ...Si39 407 Refrigerant Circuit Refirgerant Circuit 53 RXYQ8MA 10MA 12MA 3D048033A 1 4 N Q M 3 7 5 D E S F J 6 U L P A B O 2 V X W...

Страница 65: ...plug In order to prevent the increase of pressure when abnormal heating is caused by fire or others the fusible part of the plug is molten at a temperature of 70 to 75 C to release the pressure into t...

Страница 66: ...Si39 407 Refrigerant Circuit Refirgerant Circuit 55 RXYQ14MA 16MA 3D048034A 1 4 N R C Q M 3 8 6 D E S F J 5 7 U L P A B O G 2 X Y Z V W...

Страница 67: ...lve Used to bypass hot gas while in heating with thermostat OFF C Capillary tube Used to reduce pressure from high to low in bypassing hot gas Code Symbol Name Main function Th1 R1T Suction air temper...

Страница 68: ...S Thermistor INV discharge pipe R3T High pressure switch High pressure protection INV S1PH Fan motor M1F Pressure sensor High pressure S1NPH Thermistor Outdoor air R1T Crank case heater INV E1HC Compr...

Страница 69: ...gh pressure S1NPH Thermistor Outdoor air R1T Compressor INV M1C Compressor STD1 M2C Thermistor Suction pipe R2T Pressure sensor Low pressure S1NPL Thermistor Subcooling heat exchanger outlet R5T Therm...

Страница 70: ...essure sensor High pressure S1NPH Thermistor Outdoor air R1T Compressor INV M1C Compressor STD1 M2C Compressor STD2 M3C Thermistor Suction pipe R2T Pressure sensor Low pressure S1NPL Thermistor Subcoo...

Страница 71: ...emperature high pressure gas High temperature high pressure liquid Low temperature low pressure Heat exchanger Electronic expansion valve EV Nomal control Filter Filter Fan Heat exchanger pipe Receive...

Страница 72: ...ressure gas High temperature high pressure liquid Low temperature low pressure Heat exchanger Electronic expansion valve EV Nomal control Filter Filter Fan Heat exchanger pipe Receiver Solenoid valve...

Страница 73: ...lve Filter Filter Heat exchanger Fan Electronic expansion valve Filter Filter Filter Filter Filter Filter Heat exchanger Fan Electronic expansion valve Filter Filter Heat exchanger Fan Heat exchanger...

Страница 74: ...igh temperature high pressure liquid Low temperature low pressure Electronic expansion valve EV Nomal control Filter Filter Fan Heat exchanger pipe Receiver Solenoid valve Filter Capillary tube 4 way...

Страница 75: ...Filter Filter Fan Heat exchanger pipe Receiver Solenoid valve Solenoid valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Filter Filter Filter Filter Filter Filter Fil...

Страница 76: ...EV Nomal control Filter Filter Fan Heat exchanger pipe Receiver Solenoid valve Solenoid valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Filter Filter Filter Filter F...

Страница 77: ...igh pressure liquid Low temperature low pressure Heat exchanger Electronic expansion valve Filter Filter Fan Heat exchanger pipe Receiver Solenoid valve Solenoid valve Check valve Check valve Check va...

Страница 78: ...lectronic expansion valve EV Nomal control Filter Filter Fan Heat exchanger pipe Receiver Solenoid valve Solenoid valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Fil...

Страница 79: ...e Receiver Solenoid valve Solenoid valve Check valve Check valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Filter Filter Filter Filter Filter Filter Filter Filter Fi...

Страница 80: ...pe Receiver Solenoid valve Solenoid valve Check valve Check valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Filter Filter Filter Filter Filter Filter Filter Filter F...

Страница 81: ...ipe Receiver Solenoid valve Solenoid valve Check valve Check valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Filter Filter Filter Filter Filter Filter Filter Filter...

Страница 82: ...e Solenoid valve Check valve Check valve Check valve Check valve Check valve Solenoid valve Check valve Filter Filter Filter Filter Filter Filter Filter Filter Filter Filter Filter Electronic expansio...

Страница 83: ...Refrigerant Flow for Each Operation Mode Si39 407 72 Refirgerant Circuit...

Страница 84: ...Pressure Protection Control 94 4 2 Low Pressure Protection Control 95 4 3 Discharge Pipe Protection Control 96 4 4 Inverter Protection Control 97 4 5 STD Compressor Overload Protection 98 4 6 Injecti...

Страница 85: ...rature Pc S1NPH Value detected by high pressure sensor Pe S1NPL Value detected by low pressure sensor SH Evaporator outlet superheat SHS Target evaporator outlet superheat SVG Y3S Solenoid valve for d...

Страница 86: ...ion Compressor PI control Motorized valve PI control Protection control Indoor unit thermostat ON Defrost IN conditions are met No Yes Defrosting operation Cooling or heating operation Outdoor unit ro...

Страница 87: ...sure protection Low pressure protection Td protection INV protection High differential pressure protection Outdoor unit fan M1F Cooling fan control Step 7 or 8 Four way valve 20S1 Y1R OFF ON Main moto...

Страница 88: ...lue Varies depending on Te setting operating frequency etc On multi outdoor unit systems this control is made according to values of the first priority unit which is detected with the pressure sensor...

Страница 89: ...A RXYQ40MA 42MA 44MA RXYQ24MA 26MA 28MA RXYQ30MA 32MA RXYQ8MA 10MA 12MA RXYQ14MA 16MA INV No 1 INV STD1 No 1 No 2 INV STD1 STD2 INV STD1 No 1 No 3 INV STD1 No 2 No 4 INV STD1 No 1 No 3 INV STD1 STD2 N...

Страница 90: ...9 202Hz OFF OFF OFF 20 210Hz OFF OFF OFF 21 52Hz 189Hz OFF OFF 22 74Hz 189Hz OFF OFF 23 96Hz 189Hz OFF OFF 24 116Hz 189Hz OFF OFF 25 133Hz 189Hz OFF OFF 26 158Hz 189Hz OFF OFF 27 177Hz 189Hz OFF OFF 2...

Страница 91: ...F OFF OFF 6 81Hz OFF OFF OFF OFF OFF OFF 7 88Hz OFF OFF OFF OFF OFF OFF 8 96Hz OFF OFF OFF OFF OFF OFF 9 104Hz OFF OFF OFF OFF OFF OFF 10 110Hz OFF OFF OFF OFF OFF OFF 11 116Hz OFF OFF OFF OFF OFF OFF...

Страница 92: ...OFF 32 124Hz 189Hz 189Hz OFF OFF OFF OFF OFF 33 158Hz 189Hz 189Hz OFF OFF OFF OFF OFF 34 189Hz 189Hz 189Hz OFF OFF OFF OFF OFF 35 210Hz 189Hz 189Hz OFF OFF OFF OFF OFF 36 52Hz 189Hz 189Hz ON OFF OFF O...

Страница 93: ...9Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 35 210Hz 189Hz 189Hz OFF OFF OFF OFF OFF OFF 36 52Hz 189Hz 189Hz ON OFF OFF OFF OFF OFF 37 88Hz 189Hz 189Hz ON OFF OFF OFF OFF OFF 38 124Hz 189Hz 189Hz ON OFF O...

Страница 94: ...Unit Fans Used to control the revolutions of outdoor unit fans in the steps listed in table below according to condition changes Figures listed above are all those controlled while in standard mode w...

Страница 95: ...iate liquid pressure thus ensuring refrigerant circulation rate to be supplied to indoor units Upper limit of fan revolutions Step 8 Upper limit of outdoor unit fan revolutions Step 7 1 step on outdoo...

Страница 96: ...ed valve EV1 0 pls 2000 pls 2000 pls Subcooling motorized valve EV2 0 pls 0 pls 0 pls Hot gas bypass valve SVP ON 140 160 models OFF 224 450 models ON ON Receiver gas discharging valve SVG OFF OFF OFF...

Страница 97: ...perating units perform the operations listed in the table above from the oil return operation Non operating unit stops during oil return preparation operation Actuators are based on RXYQ16MA Outdoor u...

Страница 98: ...il return operation Non operating unit stops during oil return preparation operation Actuators are based on RXYQ16MA Outdoor Unit Actuator Oil return preparation operation Oil return operation Post oi...

Страница 99: ...rations listed in the table above from the Defrost operation Non operating unit stops during Defrost preparation operation Actuators are based on RXYQ16MA Outdoor unit actuator Defrost preparation ope...

Страница 100: ...ed on RXYQ16MA Actuator Master unit operation Slave unit operation Compressor 210 Hz OFF OFF OFF Outdoor unit fan Fan control OFF Four way valve OFF OFF Main motorized valve EV1 2000 pls 0 pls Subcool...

Страница 101: ...trol In order to prevent the refrigerant from dwelling in the compressor in the stopped mode this mode is used to control the crankcase heater Actuator Operation Remarks Compressor OFF Outdoor unit fa...

Страница 102: ...OFF Outdoor unit fan OFF Four way valve Holds ON Main motorized valve EV1 0 pls Subcooling motorized valve EV2 0 pls Hot gas bypass valve SVP OFF Receiver gas discharging valve SVG OFF Non operating u...

Страница 103: ...torized valve EV2 0 pls 0 pls Hot gas bypass valve SVP ON ON Receiver gas discharging valve SVG OFF OFF Non operating unit liquid pipe stop valve SVSL OFF ON Mode transition conditions To Mode B when...

Страница 104: ...g OFF Heating STEP 4 Four way valve Holds ON Main motorized valve EV1 0 pls Subcooling motorized valve EV2 0 pls Hot gas bypass valve SVP OFF In the case of RXYQ5M this valve turns ON Receiver gas dis...

Страница 105: ...imit frequency 210 Hz High pressure limited Pc 3 47MPa Pc 3 64MPa Pc 3 24MPa Pc 3 55MPa STD compressor standby for 5 mins Pc HP pressure sensor detection value for each outdoor unit When occurring 3 t...

Страница 106: ...andby Low pressure limited All STD compressors stop Master unit 52 Hz OFF OFF Slave unit Stop Pe 0 25MPa Pe 0 39MPa Pe 0 07MPa Pe LP pressure sensor detection value for master unit When occurring 4 ti...

Страница 107: ...INV upper limit frequency 1 step down from current compressor frequency INV upper limit frequency 1 step up from current compressor frequency INV62 Hz OFF OFF HTdi 115 C Tp 140 C or Every 30 sec HTdi...

Страница 108: ...imit frequency 210 Hz INV upper limit frequency 1 step down from current compressor frequency INV upper limit frequency 1 step up from current compressor frequency Invertercurrent 13 5A Inverter curre...

Страница 109: ...erant flow into the suction side to reduce the discharge pipe temperature for the compressor protection STD compressor ON CT detection current value 15 0 STD compressor OFF for 30 min Demand to operat...

Страница 110: ...xample The following diagram shows outdoor unit rotation in combination of 3 outdoor units Master unit slave unit 1 and slave unit 2 in this section are the names for installation They are determined...

Страница 111: ...of Setting mode 2 to STD1 2 OPERATION PROHIBITION RXYQ8MA to 16MA Procedure 1 Press and hold the PAGE button BS1 for a period of 5 seconds or more 2 Press the OPERATION button BS2 19 times 3 Press th...

Страница 112: ...with settings in service mode Inhibition of operation is set with each outdoor unit Make the following settings with the master unit Setting with the slave unit becomes disabled Discriminate the opera...

Страница 113: ...consumption the capacity of outdoor unit is saved with control forcibly by using Demand 1 Setting or Demand 2 Setting To operate the unit with this mode additional setting of Continuous Demand Setting...

Страница 114: ...button 1 4 given in the figure below 6 1 1 When the Float Switch is Tripped While the Cooling Thermostat is ON 1 The objective of residual operation is to completely drain any moisture adhering to the...

Страница 115: ...set even after the 5 minutes operation 5 seconds stop 5 minutes operation cycle ends operation continues until the switch is reset 6 1 4 When the Float Switch is Tripped and AF is Displayed on the Rem...

Страница 116: ...w multi flow and corner types P0 P1 P2 P4 P3 P0 P1 P2 P4 P3 P0 P0 P1 P2 P4 P4 P2 P1 P0 P4 P4 P3 P2 P1 P0 P3 Existing position Draft prevention position Standard Setting position Ceiling soiling preven...

Страница 117: ...temperature Ex When cooling Assuming the preset temperature in the figure above is 24 C and the suction temperature has changed from 18 C to 30 C A F This example also assumes there are several other...

Страница 118: ...n be used so that suction temperature is higher than the preset temperature Ex When heating Assuming the preset temperature in the figure above is 24 C and the suction temperature has changed from 18...

Страница 119: ...mation on page onward 6 5 Thermostat Control in Dry Operation While in dry operation the thermostat control is conducted according to a suction temperature at the time of starting the dry operation As...

Страница 120: ...e unit enters freeze prevention operation in accordance with the following conditions and is also set in accordance with the conditions given below Conditions for starting freeze prevention Temperatur...

Страница 121: ...an operation mode according to the suction air outdoor air temperature Details Outdoor air processing unit 5 5 15 19 18 16 16 18 43 Suction temperature T1 C Cooling mode Fan operation with thermostat...

Страница 122: ...mperature detected by discharge air thermistor Th4 EV Electronic expansion valve opening Discharge air Refrigerant Refrigerant CPU T1 T3 T2 T4 EV Ts Temp Setting T4 Ts Is EV possible to open Is EV pos...

Страница 123: ...ening Discharge air Refrigerant Refrigerant CPU From Outdoor unit T2 T1 T4 EV Tc Ts Temp Setting T4 Ts Is EV possible to open Is EV possible to close Calculate superheat degree If the discharge temper...

Страница 124: ...C or lower after the said timer completes the operative period Reset the 60 minute timer when the fan stops running The thermostat will not turn ON in one minute due to the temperature while the fan s...

Страница 125: ...ontal Horizontal Horizontal Wind direction set OFF Horizontal Horizontal Horizontal Defrosting operation Swing OFF Horizontal Horizontal Horizontal Wind direction set OFF Horizontal Horizontal Horizon...

Страница 126: ...peration 1 Test Operation 116 1 1 Procedure and Outline 116 1 2 Operation When Power is Turned On 120 2 Outdoor Unit PC Board Layout 121 3 Field Setting 122 3 1 Field Setting from Remote Controller 12...

Страница 127: ...en and the power supply OFF the refrigerant may be mixed in the compressor thus decreasing the insulation resistance Heat the compressor as shown on the right and then recheck the insulation Is the pi...

Страница 128: ...operation and TEST OPERAION and UNDER CENTRALIZED CONTROL are displayed on the remote controller Even if no stop operation is conducted the equipment will automatically stop after a lapse of 30 minute...

Страница 129: ...tside panels closed except for the switch box While in the test operation operating sounds such as refrigerant passing sounds or solenoid valve switching sounds may become louder Completion of check o...

Страница 130: ...the TEST OPERATION button at the first test operation after installation the malfunction code U3 will be displayed Be sure to conduct the check operation according to 2 Check Operation for details ref...

Страница 131: ...set during operation described above Indoor unit If ON button is pushed during operation described above the UH malfunction indicator blinks Returns to normal when automatic setting is complete Outdo...

Страница 132: ...oor Outdoor Multi outdoor 2 Set mode display LED 3 Mode setting switch 1 Microcomputer normal monitor 4 Local setting switch Connection terminal for transmission use DS1 DS2 DS3 HAP V3054 1 Microcompu...

Страница 133: ...1 62 1 When in the normal mode press the button for a minimum of four seconds and the FIELD SET MODE is entered 2 Select the desired MODE NO with the button 3 During group control when setting by each...

Страница 134: ...mode 2 Select the desired mode No with the button 3 Pushing the button select the first code No 4 Pushing the button select the second code No 5 Push the timer button and check the settings 6 Push the...

Страница 135: ...door unit mode No 20 22 and 23 have been selected push the BS8 BUTTON unit No and select the INDOOR UNIT NO to be set This operation is unnecessary when setting by group 5 Push the BS9 BUTTON set A an...

Страница 136: ...tion Set when filter sign is not to be displayed Display No display 12 22 0 Optional accessories output selection field selection of output for adaptor for wiring Indoor unit turned ON by thermostat O...

Страница 137: ...ng type New Ceiling suspended cassette type Outdoor air processing unit Multi flow Double flow Corner type FXFQ FXZQ FXCQ FXKQ FXDQ FXSQ FXMQ FXHQ FXAQ FXLQ FXNQ FXUQ FXMQ MF Filter sign Ultra long li...

Страница 138: ...air conditioners with the setting the units may start automatically after power failure reset or the main power supply turned on again return to the same operation condition as that of before power fa...

Страница 139: ...ing Ceiling height 4 way Outlets 3 way Outlets 2 way Outlets 13 23 0 01 Standard N Lower than 2 7 m Lower than 3 0 m Lower than 3 5 m 02 High Ceiling H Lower than 3 0 m Lower than 3 3 m Lower than 3 8...

Страница 140: ...rts high performance filter etc is installed sets to change fan speed for securing air flow rate Follow the instruction manual for the optional parts to enter the setting numbers Setting of the static...

Страница 141: ...n No 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 10 20 0 Stain of filter 2500hr 1250hr 3 Filtering time cumulation Display No display 12 22 1 External ON OFF input Forced stop ON OFF control 5 Power...

Страница 142: ...accept the operation for about one minute with the display of 88 2 While in the normal mode hold down the button for a minimum of 4 seconds The remote controller will enter the FIELD SET MODE 3 Select...

Страница 143: ...de BRC7C Type Group No Setting Example Caution When turning the power supply on the unit may often not accept any operation while 88 is displaying after all indications were displayed once for about 1...

Страница 144: ...tion mode setting by remote controller can be set and displayed by operation modes 0 through 19 ON OFF control impossible by remote controller Used when you want to turn on off by central remote contr...

Страница 145: ...by remote controller Control mode Operation OFF Temperature control Operation mode setting Unified operation individual operation by central remote controller or operation controlled by timer Unified...

Страница 146: ...g to ON with No 29 B The low noise operation aforementioned is enabled in nighttime automatic low noise operation mode Start time Selectable in the range of 20 00 to 24 00 hours End time Selectable in...

Страница 147: ...or s concerned or outdoor unit s concerned and to conduct emergency operation of the system only with operable compressor s or outdoor unit s Make this setting while in Setting mode 2 For system with...

Страница 148: ...rror code UA is displayed and unit can not be operated DS No Item Contents DS1 1 Cool Heat change over setting ON COOL HEAT setting is made with the use of a remote controller mounted to the outdoor u...

Страница 149: ...PUMP 14HP RXYQ14MAY1 6300001 6300314 Set DS2 1 DS2 2 and DS2 4 to ON HEAT PUMP 16HP RXYQ16MAY1 6300001 6300500 Set DS2 1 DS2 3 and DS2 4 to ON New unit Mfg No Setting method represents the position o...

Страница 150: ...n alarm H2P COOL HEAT select Low noise H6P Demand H7P Mult H8P Individual H3P Batch master H4P Batch slave H5P Single outdoor unit system 7 7 8 7 7 7 7 7 Outdoor multi system Master 7 7 8 7 7 7 7 8 Sl...

Страница 151: ...t the system to Setting mode 1 Normally Setting mode 1 is set In case of other status push MODE button BS1 one time and set to Setting mode 1 Check the system for each condition through LED displays R...

Страница 152: ...ting set and Ending set 24 ENECUT test operation Used to forcedly turn ON the ENECUT Be noted that the ENECUT is only functional with outdoor unit in the stopped state 25 Setting of external low noise...

Страница 153: ...mergency operation Setting for the slave unit 1 operation prohibition in multi outdoor unit system 40 Emergency operation Setting for the slave unit 2 operation prohibition in multi outdoor unit syste...

Страница 154: ...operation setting 8 7 7 8 7 8 8 OFF 8777778 ON 8777787 12 External low noise demand setting 8 7 7 8 8 7 7 External low noise demand NO 8777778 External low noise demand YES 8777787 13 Airnet address...

Страница 155: ...tory setting 8777877 28 Power transistor check mode 8 7 8 8 8 7 7 OFF 8777778 ON 8777787 29 Capacity precedence setting 8 7 8 8 8 7 8 OFF 8777778 ON 8777787 30 Demand setting 1 8 7 8 8 8 8 7 60 demand...

Страница 156: ...umber of terminal blocks 9 7 7 8 8 7 8 Lower 4 digits lower 14 Contents of malfunction the latest 8 7 7 8 8 8 7 Malfunction code table Refer page 180 181 15 Contents of malfunction 1 cycle before 8 7...

Страница 157: ...which translates to 16 4 2 22 base 10 number In other words the address is 22 The number of terminal blocks for No 12 and 13 is expressed as an 8 digit binary number which is the combination of four u...

Страница 158: ...tdoor unit system simultaneously in accordance with unified master outdoor unit by indoor unit remote controller f Set cool heat for more than one outdoor unit system simultaneously in accordance with...

Страница 159: ...y for Each Outdoor Unit System by Cool Heat Switching Remote Controller It does not matter whether or not there is outdoor outdoor unit wiring Set outdoor unit PC board DS1 1 to outdoor factory set Se...

Страница 160: ...ional part to OUT OUT IN OUT or IN IN transmission line While in Setting mode 1 set all outdoor units to Batch slave Set the SS1 of the outdoor unit external control adapter to Batch factory set or Co...

Страница 161: ...Set the DS1 1 on the PC board of master outdoor unit for the batch control While in Setting mode 1 set an outdoor unit to give an option between COOL and HEAT to the master unit for the batch control...

Страница 162: ...ber No 0 to No 31 Address No Outdoor unit PCB LED Set with setting mode 2 Adapter PCB No 0 No 1 No 2 No 3 No 4 No 30 No 31 DS2 DS1 87 77777 87 77778 87 77787 87 77788 87 77877 87 88887 87 88888 0 1 2...

Страница 163: ...No 0 No 1 No 0 No 2 No 0 No 3 No 1 No 4 No 2 No 5 No 3 No 6 No 3 No 7 DS2 DS1 0 0 0 1 0 2 0 3 1 4 2 5 3 6 3 7 0 0 0 1 0 2 0 3 1 4 2 5 3 6 3 7 83 33 333 83 33 338 83 33 383 83 33 388 83 38 833 83 83 8...

Страница 164: ...e low noise operation is carried out automatically at night The outdoor unit external control adapter is not required 1 While in Setting mode 2 select the setting condition i e Mode 1 Mode 2 or Mode 3...

Страница 165: ...Field Setting Si39 407 154 Test Operation Image of operation in the case of A Image of operation in the case of B Image of operation in the case of A B...

Страница 166: ...dapter While in Setting mode 2 set the setting condition for set item No 12 Setting of external low noise demand operation to YES If necessary while in Setting mode 2 select the set item No 30 Setting...

Страница 167: ...set to ON OFF has been set at factory the power consumption can be set with the Demand 1 level setting 70 of rated power consumption has been set at factory Power consumption Rated power consumption 8...

Страница 168: ...1P on c In setting 1 push and hold the BS1 MODE button for more than 5 seconds Setting mode 2 is entered and H1P lights d Push the BS2 SET button several times and match the LED display with the Setti...

Страница 169: ...PM 8 00 z z z z z PM 10 00 Factory setting z z z z z PM 0 00 z z z z z 27 Night time low noise end setting z z AM 6 00 z z z z z AM 7 00 z z z z z AM 8 00 Factory setting z z z z z 29 Capacity preced...

Страница 170: ...nfirm LIQ and SUCTION Stop valve closed Is all refrigerant charged Is all refrigerant charged YES YES NO Turn off the power Charge through Service port of LIQ Stop valve Open LIQ SUCTION Stop valve Op...

Страница 171: ...he refrigerant refilling is not completed within a period of 30 minutes make setting of A Refrigerant refilling operation set item No 20 again and then start the operation When the charging immediatel...

Страница 172: ...g and learning for the minimum opening degree of motorized valve 3 2 8 Power Transistor Check Operation When the inverter system malfunctions malfunction of inverter INV compressor to locate where the...

Страница 173: ...Field Setting Si39 407 162 Test Operation...

Страница 174: ...ion of Capacity Determination Device 192 3 9 C4 Indoor Unit Malfunction of Thermistor R2T for Heat Exchanger 193 3 10 C5 Indoor Unit Malfunction of Thermistor R3T for Gas Pipes 194 3 11 C9 Indoor Unit...

Страница 175: ...33 3 45 U7 Malfunction of Transmission Between Outdoor Units 234 3 46 U8 Malfunction of Transmission Between Master and Slave Remote Controllers 236 3 47 U9 Malfunction of Transmission Between Indoor...

Страница 176: ...eshooting OP Unified ON OFF Controller 258 6 1 Operation Lamp Blinks 258 6 2 Display Under Host Computer Integrate Control Blinks Repeats Single Blink 260 6 3 Display Under Host Computer Integrate Con...

Страница 177: ...that the system is controlled so as not to put unreasonable loads on the system Normal operation The system will automatically start operation after a lapse of five minutes Pressing the TEMP ADJUST b...

Страница 178: ...r and outdoor units After the completion of defrosting operation the system is switched to heating operation Defrosted moisture turns to be vapor and comes out from the units Normal operation 11 The s...

Страница 179: ...re the remote controller is normal Normal operation This code is displayed for a period of approximately one minute at maximum 16 The outdoor unit compressor or the outdoor unit fan does not stop Afte...

Страница 180: ...on button for more than 4 seconds Press Inspection Test Operation button once Press Inspection Test Operation button once Or after 30 minutes After 10 seconds Press Inspection Test Operation button on...

Страница 181: ...malfunction the remote controller s operation LED blinks and malfunction code is displayed Even if stop operation is carried out malfunction contents are displayed when the inspection mode is entered...

Страница 182: ...the following operations 1 short beep Conduct steps 3 and 4 Continue the operation in step 4 until a buzzer remains ON The continuous buzzer indicates that the malfunction code is confirmed Continuous...

Страница 183: ...Troubleshooting by Remote Controller Si39 407 172 Troubleshooting The lower digit of the code changes as shown below when the UP and DOWN buttons are pressed...

Страница 184: ...Si39 407 Troubleshooting by Remote Controller Troubleshooting 173...

Страница 185: ...SXYP L RXYQ M RXYQ MA Unit Malfunction code Inspection Normal display No display 0 L 0 Malfunction code blinks when a malfunction occurs Unit Malfunction code Inspection Inspection mode Push the butto...

Страница 186: ...group control only Select the indoor unit No to be set with the time mode For wireless remote controller button 3 Make the settings required for each mode Modes 41 44 45 In case of Mode 44 45 push bu...

Страница 187: ...want to search for the unit No By selecting the unit No with the button you can turn the fan of each indoor unit on forced ON individually 44 Individual setting Set the fan speed and air flow directi...

Страница 188: ...f a malfunction occurs during operation the operation lamp malfunction code and display of malfunctioning unit No let you know the contents and location of the malfunction When there is a stop due to...

Страница 189: ...tdoor unit fan motor 202 E9 9 9 9 Malfunction of moving part of electronic expansion valve Y1E 3E 204 F3 9 9 9 Abnormal discharge pipe temperature 206 F6 9 9 9 Refrigerant overcharged 207 H3 8 7 9 Mal...

Страница 190: ...indoor unit and outdoor unit in the same system 237 UA 9 9 9 Excessive number of indoor units etc 239 UC 8 8 8 Address duplication of central remote controller 240 UE 9 9 9 Malfunction of transmissio...

Страница 191: ...tion with excessive number of indoor units Conflict of refrigerant type in indoor units Incorrect wiring Auto address error Malfunction of multi level converter abnormality in conflict check E3 E4 E5...

Страница 192: ...7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 L...

Страница 193: ...l protection device Improper field set Defect of indoor unit PC board Troubleshooting V2776 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occur...

Страница 194: ...be correctly received from the E PROM E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off Supposed Causes Defect of indoor unit PC board Troubleshootin...

Страница 195: ...Option FXMQ200 250M Option FXAQ Option FXMQ MF Option Method of Malfunction Detection By float switch OFF detection Malfunction Decision Conditions When rise of water level is not a condition and the...

Страница 196: ...or unit PC board Loose connection of connector NO NO NO YES YES NO NO YES NO YES NO NO The float switch is connected to X8A of the indoor unit PC board NO The drain pump works when the power supply is...

Страница 197: ...output voltage to the fan is maximum Supposed Causes Fan motor lock Disconnected or faulty wiring between fan motor and PC board Troubleshooting Caution Be sure to turn off power switch before connect...

Страница 198: ...tion Utilizes ON OFF of the limit switch when the motor turns Malfunction Decision Conditions When ON OFF of the microswitch for positioning cannot be reversed even though the swing flap motor is ener...

Страница 199: ...ce indoor unit PC board NO NO YES NO YES NO YES YES NO Indoor unit is a model equipped with a swing flap function The swing motor works when the power supply is turned off and then back on When the ai...

Страница 200: ...bleshooting V2781 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred After connecting turn the power supply off and then back on Replace th...

Страница 201: ...ectronic expansion valve Discount the electronic expansion valve from the PC board and check the continuity between the connector pins Normal Continuity No continuity Pin No 1 White 2 Yellow 3 Orange...

Страница 202: ...tions When the float switch changes from ON to OFF while the compressor is in non operation Supposed Causes Humidifier unit optional accessory leaking Defect of drain pipe upward slope etc Defect of i...

Страница 203: ...n the capacity code is not contained in the PC board s memory and the capacity setting adaptor is not connected 2 When a capacity that doesn t exist for that unit is set Supposed Causes You have forgo...

Страница 204: ...cted or shorted while the unit is running Supposed Causes Defect of thermistor R2T for liquid pipe Defect of indoor unit PC board Troubleshooting 2 Refer to thermistor resistance temperature character...

Страница 205: ...ted while the unit is running Supposed Causes Defect of indoor unit thermistor R3T for gas pipe Defect of indoor unit PC board Troubleshooting 2 Refer to thermistor resistance temperature characterist...

Страница 206: ...nnected or shorted while the unit is running Supposed Causes Defect of indoor unit thermistor R1T for air inlet Defect of indoor unit PC board Troubleshooting 2 Refer to thermistor resistance temperat...

Страница 207: ...omes disconnected or shorted while the unit is running Supposed Causes Defect of remote controller thermistor Defect of remote controller PC board Troubleshooting Note In case of remote controller the...

Страница 208: ...orrectly received from the E PROM E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off Supposed Causes Defect of outdoor unit PC board A1P Troubleshooti...

Страница 209: ...s power failure Faulty high pressure sensor Troubleshooting 1 Actuation of high pressure switch HPS The outdoor unit PC board s connector is disconnected Is the outdoor unit heat exchanger dirty Defec...

Страница 210: ...opened Troubleshooting 1 Voltage measurement point 2 Refer to pressure sensor pressure voltage characteristics table on P321 V2791 Caution Be sure to turn off power switch before connect or disconnect...

Страница 211: ...ed Supposed Causes Compressor lock High differential pressure 0 5MPa or more Incorrect UVWN wiring Faulty inverter PC board Stop valve is left in closed Troubleshooting Check the installation conditio...

Страница 212: ...lue for 2 seconds 400 V unit 15 0 A Supposed Causes Closed stop value Obstacles at the discharge port Improper power voltage Faulty magnetic switch Faulty compressor Troubleshooting Is the stop valve...

Страница 213: ...e system shuts down Supposed Causes Malfunction of fan motor The harness connector between fan motor and PC board is left in disconnected or faulty connector Fan does not run due to foreign matters ta...

Страница 214: ...Power supply cable YES Is the LED HAP on fan inverter PCB blinking NO Check No 9 Check on connector of fan motor Signal wire YES Are the resistance values between phases of U V W balanced Is there any...

Страница 215: ...t of connecting cable Troubleshooting V3067 YES Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Return to normal Turn power supply off a...

Страница 216: ...part of the electronic expansion valve Disconnect the electronic expansion valve from the PC board and check the continuity between the connector pins Normal Continuity Approx 300 Continuity Approx 1...

Страница 217: ...rge pipe temperature rises suddenly Supposed Causes Faulty discharge pipe temperature sensor Faulty connection of discharge pipe temperature sensor Faulty outdoor unit PCB Troubleshooting 2 Refer to t...

Страница 218: ...gas pipe temperature is lower than evaporating temperature during test operation Supposed Causes Refrigerant overcharge Disconnection of the receiver gas pipe thermistor Troubleshooting V2797 Caution...

Страница 219: ...tor connection cable Fan Inverter PC board malfunction Troubleshooting 1 Disconnect connector X2A and measure the following resistance V3069 Turn power off Check of fan motor connector H1 Caution Be s...

Страница 220: ...ect of thermistor R1T for outdoor air Defect of outdoor unit PC board A1P Troubleshooting The alarm indicator is displayed when the fan only is being used also 2 Refer to thermistor resistance tempera...

Страница 221: ...ecomes 5A or lower or 40A or more during standard compressor operation Supposed Causes Faulty current sensor Faulty outdoor unit PC board Troubleshooting V3071 Caution Be sure to turn off power switch...

Страница 222: ...ct of thermistor R31T R32T or R33T for outdoor unit discharge pipe Defect of outdoor unit PC board A1P Troubleshooting The alarm indicator is displayed when the fan is being used also Note 5 HP class...

Страница 223: ...erature thermistor is detected Supposed Causes Defect of thermistor R2T for outdoor unit suction pipe Defect of outdoor unit PC board A1P Troubleshooting 2 Refer to thermistor resistance temperature c...

Страница 224: ...exchange thermistor is detected Supposed Causes Defect of thermistor R4T for outdoor unit coil Defect of outdoor unit PC board A1P Troubleshooting 2 Refer to thermistor resistance temperature characte...

Страница 225: ...open Supposed Causes Faulty oil equalizing pipe thermistor R7T Faulty outdoor unit PC board Troubleshooting 2 Refer to thermistor resistance temperature characteristics table on P319 V3075 Caution Be...

Страница 226: ...pen Supposed Causes Faulty receiver gas pipe thermistor R5T Faulty outdoor unit PC board Troubleshooting 2 Refer to thermistor resistance temperature characteristics table on P319 V3075 Caution Be sur...

Страница 227: ...nnection of low pressure sensor with wrong connection Defect of outdoor unit PC board Troubleshooting 1 Voltage measurement point 2 Refer to pressure sensor pressure voltage characteristics table on P...

Страница 228: ...high pressure sensor with wrong connection Defect of outdoor unit PC board Troubleshooting 1 Voltage measurement point 2 Refer to pressure sensor pressure voltage characteristics table on P321 V2808...

Страница 229: ...Actuation of fin thermal Actuates above 89 C Defect of inverter PC board Defect of fin thermistor Troubleshooting 2 Refer to thermistor resistance temperature characteristics table on P319 V2811 Resi...

Страница 230: ...r inspection Higher voltage than actual is displayed when the inverter output voltage is checked by tester V2812 Caution Be sure to turn off power switch before connect or disconnect connector or part...

Страница 231: ...or parts damage may be occurred Inverter output voltage check Inverter output voltage is not balanced Normal if within 10V Must be measured when frequency is stable Compressor overload Inspection of...

Страница 232: ...power switch before connect or disconnect connector or parts damage may be occurred Inverter output voltage check Inverter output voltage is not balanced Normal if within 10V Must be measured when fr...

Страница 233: ...unction Detection Check the communication state between inverter PC board and control PC board by micro computer Malfunction Decision Conditions When the correct communication is not conducted in cert...

Страница 234: ...icrocomputer monitor green on the inverter P C B is blinking The voltage between red and white of X1A on the inverter unit is 220 240 V YES Defect of outdoor main PC board or defect of inverter PC boa...

Страница 235: ...defect After turning the power supply OFF check and repair the main circuit wiring or parts 1 Loose or disconnected wiring between power supply and inverter 2 K1M contact disposition fusion or contact...

Страница 236: ...us Malfunction is not decided while the unit operation is continued P4 will be displayed by pressing the inspection button Supposed Causes Defect of radiator fin temperature sensor Defect of inverter...

Страница 237: ...haracteristics table on P319 2 Refer to pressure sensor pressure voltage characteristics table on P321 V2819 The suction pipe temperature minus coil temperature is 20 C or higher Resistance is normal...

Страница 238: ...judged Malfunction Decision Conditions Supposed Causes Power supply reverse phase Power supply open phase Defect of outdoor PC board A1P Troubleshooting V2820 Operation is normal if one place of power...

Страница 239: ...2 Applicable Models RXYQ5MA 48MA Method of Malfunction Detection Detection of voltage of main circuit capacitor built in the inverter and power supply voltage Malfunction Decision Conditions Supposed...

Страница 240: ...NO Does the voltage between terminals P2 or P3 and N3 gradually rise to 556 VDC Y1 after turning on Monitor field power supply Replace the inverter PC board The voltage between the P2 or P3 and N3 te...

Страница 241: ...ons Malfunction is decided when the unit starts operation without check operation Supposed Causes Check operation is not executed Troubleshooting V3052 Has the check operation performed on Outdoor uni...

Страница 242: ...n Detection Microcomputer checks if transmission between indoor and outdoor units is normal Malfunction Decision Conditions When transmission is not carried out normally for a certain amount of time S...

Страница 243: ...oor unit transmission wiring YES NO NO YES Has the indoor or outdoor unit PC board been replaced or has the indoor outdoor or outdoor outdoor unit transmission wiring been modified All indoor unit rem...

Страница 244: ...it PC board Defect of remote controller PC board Malfunction of transmission caused by noise Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts da...

Страница 245: ...rmal Malfunction Decision Conditions When transmission is not carried out normally for a certain amount of time Supposed Causes Improper connection of transmission wiring between outdoor unit and outd...

Страница 246: ...ECT to IND YES Fix the outdoor units multi connection transmission wiring and reset power NO Is the outdoor units multi connection transmission wiring normal Is the indoor outdoor unit transmission wi...

Страница 247: ...tinue for specified period Supposed Causes Malfunction of transmission between main and sub remote controller Connection between sub remote controllers Defect of remote controller PC board Troubleshoo...

Страница 248: ...play U9 Applicable Models All models of indoor units Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Malfunction of transmission within or outside of other system Malfu...

Страница 249: ...es or more NO NO Refer to failure diagnosis for U4 malfunction code YES YES U9 has been displayed for 2 minutes or more NO Turn on all indoor units Refer to failure diagnosis for A1 malfunction code N...

Страница 250: ...oor unit system depends on the type of outdoor unit Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred V2827 The total of indoor units disp...

Страница 251: ...ditions Supposed Causes Address duplication of centralized remote controller Defect of indoor unit PC board Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connec...

Страница 252: ...function Detection Microcomputer checks if transmission between indoor unit and centralized remote controller is normal Malfunction Decision Conditions When transmission is not carried out normally fo...

Страница 253: ...ired incorrectly Is the master controller s connector for setting master controller disconnected Set the group No correctly Replace indoor unit PC board Fix the wiring correctly Fix the wiring correct...

Страница 254: ...oor unit has been off for more than 12 hours or if it is not carried out after running all connected indoor units in the fan mode for at least an hour Caution Be sure to turn off power switch before c...

Страница 255: ...2831 NO YES YES After fixing incorrect wiring push and hold the RESET button on the master outdoor unit PC board for 5 seconds Normal NO Is electricity being introduce for the first time after install...

Страница 256: ...indoor unit PC board Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Is the power supply turned on for indoor units disp...

Страница 257: ...PC Board Defect Remote Controller Display M1 Applicable Models Centralized remote controller Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Defect of central remote co...

Страница 258: ...ansmission wiring disconnected or wired incorrectly The PC board of one of the optional controllers for centralized control is defective Try turning on off using each optional controllers for centrali...

Страница 259: ...ontrol Remote Controller Display MA Applicable Models Centralized remote controller Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Improper combination of optional con...

Страница 260: ...e power supply for all optional controllers for centralized control simultaneously Arrange so that the connector for setting master control is connected to one controller for centralized control and r...

Страница 261: ...on Conditions Supposed Causes Address duplication of centralized remote controller Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may b...

Страница 262: ...ction Microcomputer checks if transmission between indoor unit and centralized remote controller is normal Malfunction Decision Conditions When transmission is not carried out normally for a certain a...

Страница 263: ...incorrectly Is the master controller s connector for setting master controller disconnected Set the group No correctly Replace indoor unit PC board Fix the wiring correctly Fix the wiring correctly C...

Страница 264: ...ection Malfunction Decision Conditions Supposed Causes Defect of schedule timer PC board Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage...

Страница 265: ...ransmission wiring disconnected or wired incorrectly The PC board of one of the optional controllers for centralized control is defective Try turning on off using each optional controllers for central...

Страница 266: ...e Controller Display MA Applicable Models All models of indoor units schedule timer Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Improper combination of optional con...

Страница 267: ...or all optional controllers for centralized control simultaneously YES YES NO Is the schedule timer connected Are there two or more optional controllers for centralized control connected with the conn...

Страница 268: ...n Conditions Supposed Causes Address duplication of optional controller for centralized control Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts...

Страница 269: ...p blinks Applicable Models All models of indoor units Unified ON OFF controller Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Malfunction of transmission between opti...

Страница 270: ...er controller disconnected Set the group No correctly Replace indoor unit PC board Fix the wiring correctly Fix the wiring correctly Connect the connector correctly Replace the central PC board Reset...

Страница 271: ...s Unified ON OFF controller Central controller Schedule timer Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Address duplication of central remote controller Improper...

Страница 272: ...schedule timer NO YES YES NO NO Fix the wiring correctly Set reset switch to normal NO NO YES YES YES Is the power supply turned on for all optional controllers for centralized control Reset power su...

Страница 273: ...ultaneously Arrange so that the connector for setting master control is connected to one controller for centralized control and reset the power supply for all optional controllers for centralized cont...

Страница 274: ...transmission wiring Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred V2844 Is the switch for setting each address set co...

Страница 275: ...while connector or relay connector is disconnected Check No 9 1 Turn off the power supply 2 Measure the resistance between Vcc and each phase of U V W and GND and each phase at the motor side connect...

Страница 276: ...when the fan motor is rotated one turn manually under the condition of operation OFF after power supply is turned ON Are the pulse approx 0 V and 5 V generated 4 times between No 1 and 5 on X2A Are th...

Страница 277: ...Troubleshooting OP Unified ON OFF Controller Si39 407 266 Troubleshooting...

Страница 278: ...ption Lists Outdoor Unit 311 5 Piping Installation Point 312 5 1 Piping Installation Point 312 5 2 The Example of A Wrong Pattern 313 6 Selection of Pipe Size Joints and Header 314 6 1 RXYQ5MAY1 RXYQ8...

Страница 279: ...Piping Diagrams Si39 407 268 Appendix 1 Piping Diagrams 1 1 Outdoor Unit RXYQ5MAY1 3D048203...

Страница 280: ...Si39 407 Piping Diagrams Appendix 269 RXYQ8MAY1 RXYQ10MAY1 RXYQ12MAY1 3D048033A...

Страница 281: ...Piping Diagrams Si39 407 270 Appendix RXYQ14MAY1 RXYQ16MAY1 3D048034A...

Страница 282: ...Electronic expansion valve Y1E Used for gas superheated degree control while in cooling operation or subcooled degree control while in heating operation 2 Suction air temperature thermistor R1T Used...

Страница 283: ...Piping Diagrams Si39 407 272 Appendix FXDQ Refrigerant pipe connection port diameters 4D043864B mm Model Gas Liquid FXDQ20N 25N 32N 40N 50NVE 12 7 6 4 FXDQ63NVE 15 9 9 5...

Страница 284: ...i39 407 Piping Diagrams Appendix 273 FXMQ125MFV1 200MFV1 250MFV1 Refrigerant pipe connection port diameters 4D018650B mm Model Gas Liquid FXMQ125MFV1 15 9 9 5 FXMQ200MFV1 19 1 9 5 FXMQ250MFV1 22 2 9 5...

Страница 285: ...Piping Diagrams Si39 407 274 Appendix FXUQ BEVQ Indoor unit Connection Unit 4D037995E 4D034127B...

Страница 286: ...Si39 407 Piping Diagrams Appendix 275 FXAQ BEVQ Indoor unit Connection Unit 4D047084 4D034127B...

Страница 287: ...Piping Diagrams Si39 407 276 Appendix FXLQ BEVQ Indoor unit Connection Unit 4D047084 4D034127B...

Страница 288: ...Si39 407 Wiring Diagrams for Reference Appendix 277 2 Wiring Diagrams for Reference 2 1 Outdoor Unit RXYQ5MAY1 3D047087C...

Страница 289: ...Wiring Diagrams for Reference Si39 407 278 Appendix RXYQ8MAY1 RXYQ10MAY1 RXYQ12MAY1 3D047088C...

Страница 290: ...Si39 407 Wiring Diagrams for Reference Appendix 279 RXYQ14MAY1 RXYQ16MAY1 3D047089C...

Страница 291: ...e r s e d p h a s e l o s e p h a s e m o m e n t a r y b l a c k o u t o r t h e p o w e r g o e s o n a n d o f f w h i l e t h e p r o d u c t i s o p e r a t i n g a t t a c h a r e v e r s e d p...

Страница 292: ...p h a s e l o s e p h a s e m o m e n t a r y b l a c k o u t o r t h e p o w e r g o e s o n a n d o f f w h i l e t h e p r o d u c t i s o p e r a t i n g a t t a c h a r e v e r s e d p h a s e p...

Страница 293: ...p h a s e l o s e p h a s e m o m e n t a r y b l a c k o u t o r t h e p o w e r g o e s o n a n d o f f w h i l e t h e p r o d u c t i s o p e r a t i n g a t t a c h a r e v e r s e d p h a s e p...

Страница 294: ...Si39 407 Wiring Diagrams for Reference Appendix 283 2 3 Indoor Unit FXCQ20M 25M 32M 63MVE 3D039556A...

Страница 295: ...Wiring Diagrams for Reference Si39 407 284 Appendix FXCQ40M 50M 80M 125MVE 3D039557A...

Страница 296: ...Si39 407 Wiring Diagrams for Reference Appendix 285 FXZQ20M 25M 32M 40M 50MVE 3D038359...

Страница 297: ...Wiring Diagrams for Reference Si39 407 286 Appendix FXFQ25M 32M 40M 50M 63M 80M 100M 125MVE 3D039600A...

Страница 298: ...Si39 407 Wiring Diagrams for Reference Appendix 287 FXKQ25M 32M 40M 63MVE 3D039564A...

Страница 299: ...Wiring Diagrams for Reference Si39 407 288 Appendix FXDQ20N 25N 32N 40N 50N 63NVE 3D045500A...

Страница 300: ...Si39 407 Wiring Diagrams for Reference Appendix 289 FXSQ20M 25M 32M 40M 50M 63M 80M 100M 125MVE 3D039561A...

Страница 301: ...Wiring Diagrams for Reference Si39 407 290 Appendix FXMQ40M 50M 63M 80M 100M 125MVE 3D039620A...

Страница 302: ...Si39 407 Wiring Diagrams for Reference Appendix 291 FXMQ200M 250MVE 3D039621A...

Страница 303: ...Wiring Diagrams for Reference Si39 407 292 Appendix FXHQ32M 63M 100MVE 3D039801C...

Страница 304: ...Si39 407 Wiring Diagrams for Reference Appendix 293 FXAQ20M 25M 32MVE 40M 50M 63MVE 3D034206A...

Страница 305: ...Wiring Diagrams for Reference Si39 407 294 Appendix FXLQ20M 25M 32M 40M 50M 63MVE FXNQ20M 25M 32M 40M 50M 63MVE 3D039826A...

Страница 306: ...Si39 407 Wiring Diagrams for Reference Appendix 295 FXUQ71M 100M 125MV1 3D044973...

Страница 307: ...Wiring Diagrams for Reference Si39 407 296 Appendix FXAQ20MH 25MH 32MH 40MH 50MHV1 3D046348A...

Страница 308: ...Si39 407 Wiring Diagrams for Reference Appendix 297 FXLQ20MH 25MH 32MH 40MH 50MHV1 3D046787A...

Страница 309: ...Wiring Diagrams for Reference Si39 407 298 Appendix FXMQ125MF 200MF 250MFV1 3D044996B...

Страница 310: ...Si39 407 Wiring Diagrams for Reference Appendix 299 BEVQ50MVE 3D046579A Notes...

Страница 311: ...Wiring Diagrams for Reference Si39 407 300 Appendix BEVQ71M 100M 125MVE 3D044901A Notes...

Страница 312: ...ain Y1E Fully closed 0pls Fully open 2000pls Electronic expansion valve Subcool Y2E Fully closed 0pls Fully open 2000pls Pressure protection Highpressure switch For M1C S1PH OFF 4 0 MPa ON 3 0 0 15MPa...

Страница 313: ...ronic expansion valve Subcool Y2E Fully closed 0pls Fully open 2000pls Pressure protection Highpressure switch For M1C S1PH OFF 4 0 MPa ON 3 0 0 15MPa For M2C S2PH OFF 4 0 MPa ON 3 0 0 15MPa For M3C S...

Страница 314: ...changer R2T ST8602A 5 6 L1000 20k 25 C Others Float Switch S1L FS 0211B Fuse F1U 250V 5A 5 2 Thermal Fuse TFu Transformer T1R Parts Name Symbol Model Remark FXCQ 20MVE FXCQ 25MVE FXCQ 32MVE FXCQ 40MVE...

Страница 315: ...r Heat Exchanger R2T ST8602A 3 6 L630 20k 25 C Others Float Switch S1L FS 0211 Fuse F1U 250V 5A 5 2 Transformer T1R TR22H21R8 Parts Name Symbol Model Remark FXKQ 25MVE FXKQ 32MVE FXKQ 40MVE FXKQ 63MVE...

Страница 316: ...L 800 20k 25 C Others Float Switch S1L FS 0211E Fuse F1U 250V 5A 5 2 Transformer T1R TR22H21R8 Parts Name Symbol Model Remark FXSQ 20MVE FXSQ 25MVE FXSQ 32MVE FXSQ 40MVE FXSQ 50MVE FXSQ 63MVE FXSQ 80M...

Страница 317: ...Option Wireless Controller BRC7E63W Motors Fan Motor M1F AC 220 240V 220V 50Hz 60Hz 1 63W 1 130W Thermal protector 130 C OFF 80 C ON Capacitor for Fan Motor C1R 3 0 F 400V 9 0 F 400V Swing Motor M1S...

Страница 318: ...8 L2500 20k 25 C Thermistor for Heat Exchanger R2T ST8602A 9 6 L2500 20k 25 C Others Fuse F1U AC250V 5A Transformer T1R TR22H21R8 Parts Name Symbol Model Remark FXNQ 20MVE FXNQ 25MVE FXNQ 32MVE FXNQ...

Страница 319: ...k 25 C Others Float Switch S1L FS 0211B Parts Name Symbol Model Remark FXMQ125MFV1 FXMQ200MFV1 FXMQ250MFV1 Remote Controller Wired Remote Controller BRC1A62 Option Wireless Remote Controller Motors Fa...

Страница 320: ...rical appendices 1 KRP2A61 KRP2A62 KRP2A62 KRP2A61 KRP2A53 KRP2A62 KRP2A61 KRP2A62 KRP2A61 KRP2A61 6 2 Wiring adaptor for electrical appendices 2 KRP4A51 KRP4A53 KRP4A53 KRP4A51 KRP4A54 KRP4A53 KRP4A5...

Страница 321: ...C51 P P D Power Proportional Distribution function 1 3 Web DCS004A51 Monitors and controls the air conditioning system using the Internet and Web browser application on a PC 1 4 Electrical box with ea...

Страница 322: ...C19 26A Cool Heat Selector Fixing box KJB111A Distributive Piping Refnet header KHRP26M22H KHRP26M33H KHRP26M72H KHRP26M73H Max 4 branch Max 8 branch Max 8 branch Max 8 branch Refnet joint KHRP26M22T...

Страница 323: ...een the multi connection kits or between multi connection kit and outdoor unit is 2m or more prepare a vertical projection part 200mm or more as shown below only on the gas pipe line location less tha...

Страница 324: ...ual piping length 150m or less equivalent length 175m or less the total extension 300m or less REFNET Joint Indoor Unit Actual piping length 40m or less Allowable Level Difference Outdoor Unit Outdoor...

Страница 325: ...be used from the next table according to piping size Wall thickness of refrigerant pipe Unit mm The table shows the requirements of Japanese High Pressure Gas Control low The thickness and material s...

Страница 326: ...oor units connected downstream Connection piping size should not exceed the refrigerant piping size selected by the model with combination units 6 1 5 Piping between the REFNET Joints and indoor unit...

Страница 327: ...ble 6 2 2 How to select pipe size Main Piping Between Multi connection piping kit and REFNET Joint Select the proper ones based on the following table Piping Material Select the piping material to be...

Страница 328: ...nection piping size should not exceed the refrigerant piping size selected by the model with combination units 6 2 5 Piping between the multi connection piping kit Select the proper pipe size using th...

Страница 329: ...6 2 8 Piping between outdoor Unit and Multi Connection Piping Kit Pipe size for direct connection to outdoor unit must be the same as the connection size of outdoor unit No of outdoor units Multi Con...

Страница 330: ...83 25 45 8 71 8 54 4 81 08 78 97 46 8 37 8 21 3 76 93 74 94 47 8 05 7 90 2 73 01 71 14 48 7 75 7 60 1 69 32 67 56 49 7 46 7 31 0 65 84 64 17 50 7 18 7 04 1 62 54 60 96 51 6 91 6 78 2 59 43 57 94 52 6...

Страница 331: ...14 71 33 92 33 35 121 7 26 7 16 22 228 05 223 08 72 32 78 32 23 122 7 06 6 97 23 218 24 213 51 73 31 69 31 15 123 6 87 6 78 24 208 90 204 39 74 30 63 30 12 124 6 69 6 59 25 200 00 195 71 75 29 61 29 1...

Страница 332: ...Low Pressure PL PH Detected Pressure High Side MPa PL Detected Pressure Low Side MPa VH Output Voltage High Side VDC VL Output Voltage Low Side VDC PH 1 38V 0 69 PL 0 57V 0 28 PH High pressure MPa VL...

Страница 333: ...J 7KH QYHUWHU V 3RZHU 7UDQVLVWRUV DQG LRGH 0RGXOHV HFLVLRQ DFFRUGLQJ WR FRQWLQXLW FKHFN E DQDORJ WHVWHU HIRUH FKHFNLQJ GLVFRQQHFW WKH HOHFWULF ZLULQJ FRQQHFWHG WR WKH SRZHU WUDQVLVWRU DQG GLRGH PRGXOH...

Страница 334: ...I RWKHU WKDQ JLYHQ DERYH WKH SRZHU XQLW LV GHIHFWLYH DQG PXVW EH UHSODFHG 1RWH ERYH ILJXUHV DUH PHDVXUHG E DQDORJXH WHVWHU 0DNH VXUH WR VHW 7HVWHU 5DQJH WR N LRGH 0RGXOH HFLVLRQ I RWKHU WKDQ JLYHQ DER...

Страница 335: ...Method of Replacing The Inverter s Power Transistors and Diode Modules Si39 407 324 Appendix...

Страница 336: ...cautions for New Precautions for New Precautions for New Precautions for New Refrigerant R410A Refrigerant R410A Refrigerant R410A Refrigerant R410A 1 Precautions for New Refrigerant R410A 326 1 1 Out...

Страница 337: ...mixture refrigerant mixture of two or more refrigerants having similar boiling points 3 The design pressure is different at each product Please refer to the installation manual for each product Refer...

Страница 338: ...New Refrigerant R410 327 Thermodynamic characteristic of R410A Temperature Steam pressure kPa Liquid Vapor Density kg m3 Liquid Vapor Specific heat at constant pressure kJ kgK Liquid Vapor Specific en...

Страница 339: ...d in high pressure vessels Although those vessels are durable and strong careless handling can cause damage that can lead to unexpected accidents Do not drop vessels let them fall apply impact or roll...

Страница 340: ...differs for R410A and R407C Charging cylinder 2Weighting instrument used for HFCs Gas detector 2The same tool can be used for HFCs Vacuum pump pump with reverse flow preventive function 2To use exist...

Страница 341: ...pipe extension margin of 0 to 0 5mm was provided for flaring For R410A air conditioners perform pipe flaring with a pipe extension margin of 1 0 to 1 5mm For clutch type only Conventional tool with p...

Страница 342: ...heck valve Specifications 2 Discharge speed z Maximum degree of vacuum 50 l min 50Hz 100 7 kpa 5 torr 755 mmHg 60 l min 60Hz 2 Suction port UNF7 16 20 1 4 Flare UNF1 2 20 5 16 Flare with adapter Diffe...

Страница 343: ...gen 5 Refrigerant oil Air compal Specifications 2 Contains synthetic oil therefore it can be used for piping work of every refrigerant cycle 2 Offers high rust resistance and stability over long perio...

Страница 344: ...ith and without hand operate valve that prevents refrigerant from outflow Differences 2 Pressure proof hose 2 Change in service port diameter 2 Use of nylon coated material for HFC resistance 8 Chargi...

Страница 345: ...liquid refrigerant charging 2 A manifold with separate ports for HFCs and previous refrigerants is equipped as standard accessories Differences 2 Measurement is based on weight to prevent change of mi...

Страница 346: ...tion Control 96 Display Under Host Computer Integrate Control Blinks Repeats Double Blink 263 Display Under Host Computer Integrate Control Blinks Repeats Single Blink 260 Drain Level above Limit 191...

Страница 347: ...or in Remote Controller 196 Malfunction of Transmission Between Central Remote Controller and Indoor Unit 241 245 251 Malfunction of Transmission Between Indoor and Outdoor Units in the Same System 23...

Страница 348: ...ol 85 STD Compressor Overload Protection 98 Step Control of Outdoor Unit Fans 83 Stopping Operation 91 Symptom based Troubleshooting 166 T Test Operation 116 Procedure and Outline 116 The Example of A...

Страница 349: ...Si39 407 iv Index...

Страница 350: ...Error of External Protection Device 182 Excessive Number of Indoor Units 239 F Fan Motor M1F Lock Overload 186 Field Setting from Outdoor Unit 135 Mode changing procedure 139 Setting by dip switches 1...

Страница 351: ...y Insufficient or Instantaneous Failure 228 Pressure Sensor 321 R Refrigerant Flow for Each Operation Mode 60 Refrigerant Overcharged 207 Refrigerant System not Set Incompatible Wiring Piping 243 Remo...

Страница 352: ...Printed in Singapore 03 2005 COS...

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