Electra DCI 72 Service Manual Download

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WNG DC Inverter Series

Indoor Units

Outdoor Units

WNG 50 DCI

DCI 50

WNG 60 DCI

DCI 60

WNG 72 DCI

DCI 72

DCI 72 Z

WNG 80 DCI

DCI 80

NOVEMBER − 2008

REFRIGERANT

R410A

HEAT PUMP

SM WNGDCI 2-E.4 GB

CONTENTS

Summary of Contents for DCI 72

Page 1: ...WNG DC Inverter Series Indoor Units Outdoor Units WNG 50 DCI DCI 50 WNG 60 DCI DCI 60 WNG 72 DCI DCI 72 DCI 72 Z WNG 80 DCI DCI 80 NOVEMBER 2008 REFRIGERANT R410A HEAT PUMP SM WNGDCI 2 E 4 GB CONTENTS...

Page 2: ...es are Original 0 September 2006 Total number of pages in this publication is 107 consisting of the following Page No Revision No Page No Revision No Page No Revision No Title 4 A 4 i 4 1 1 1 4 4 2 1...

Page 3: ...NE DIMENSIONS 4 1 5 PERFORMANCE DATA PRESSURE CURVES 5 1 6 SOUND LEVEL CHARACTERISTICS 6 1 7 ELECTRICAL DATA 7 1 8 WIRING DIAGRAMS 8 1 9 REFRIGERATION DIAGRAMS 9 1 10 ELECTRICAL CONNECTIONS 10 1 11 TU...

Page 4: ...vity A dry contact for clock or power shedding functions con gurable Base heater connection Cooling operation at outdoor temperature down to 10 C Heating operation at outdoor temperature down to 15 C...

Page 5: ...NG DCI INV series presents several types of air lters Easily accessible and re usable pre lters mesh Pre charged electrostatic lter disposable Active carbon lter disposable ESF Active Electro Static r...

Page 6: ...60 DCI 72 72Z 80 Display 3 LED s Base Heater Optional Outdoor Fan Variable speed DC Inverter M2L cable Port No Yes Night No Yes STBY No Yes Power Shedding No Yes Alarm No Yes 1 8 Tubing Connections F...

Page 7: ...UCTION SM WNGDCI 2 E 4 GB 1 11 Matching Table 1 11 1 R410A OUTDOOR UNITS INDOOR UNITS MODEL REFR WNG 50 DCI WNG 60 DCI WNG 72 DCI WNG 80 DCI DCI 50 R410A DCI 60 R410A DCI 72 DCI 72Z R410A DCI 80 R410A...

Page 8: ...20 External static pressure Min Max Pa 0 Sound power level 3 H M L dB A 55 51 47 Sound pressure level 4 H M L dB A 43 39 34 Moisture removal l hr 2 Condenstate drain tube I D mm 16 Dimensions WxHxD mm...

Page 9: ...kg 18 Units per pallet units 16 units per pallet Stacking height units 8 levels OUTDOOR Refrigerant control EEV Compressor type model Scroll Panasonic 5CS130XCC03 Fan type quantity Propeller direct x...

Page 10: ...350x260 Packaged weight kg 18 Units per pallet units 16 Stacking height units 8 levels OUTDOOR Refrigerant control EEV Compressor type model Two Rotary Mitsubishi TNB220F Fan type quantity Propeller d...

Page 11: ...e dimensions WxHxD mm 1125x360x280 Packaged weight kg 18 Units per pallet units 16 Stacking height units 8 levels OUTDOOR Refrigerant control EEV Compressor type model Two Rotary Sanyo Sheny C 7RVN153...

Page 12: ...ght kg 24 Units per pallet units 12 units per pallet Stacking height units 6 levels OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter Mitsubishi TNB220F Fan type quantity P...

Page 13: ...ing Indoor 27o C DB 19o C WB Outdoor 35 o C DB Heating Indoor 20o C DB Outdoor 7o C DB 6o C WB 3 1 Operating Limits 3 1 1 R410A Indoor Outdoor Cooling Upper limit 32o C DB 23o C WB 46o C DB Lower limi...

Page 14: ...4 1 OUTLINE DIMENSIONS SM WNGDCI 2 E 4 GB 4 OUTLINE DIMENSIONS 4 1 Indoor Unit WNG 50 60 72 DCI 4 2 Outdoor Unit DCI 50 CONTENTS...

Page 15: ...4 2 OUTLINE DIMENSIONS SM WNGDCI 2 E 4 GB 4 3 Outdoor Unit DCI 60 4 4 Indoor Unit WNG 80 CONTENTS...

Page 16: ...4 3 OUTLINE DIMENSIONS SM WNGDCI 2 E 4 GB 4 5 Outdoor Unit DCI 72 72 Z 80 CONTENTS...

Page 17: ...6 5 25 5 54 5 83 SC 3 94 4 00 4 06 4 12 4 18 PI 1 26 1 28 1 31 1 33 1 36 35 TC 4 42 4 71 5 00 5 29 5 58 SC 3 78 3 84 3 90 3 96 4 02 PI 1 41 1 44 1 46 1 48 1 51 40 TC 4 17 4 46 4 75 5 04 5 53 SC 3 62 3...

Page 18: ...3 80 PI 1 48 1 57 1 65 2 1 TC 4 81 4 41 4 02 PI 1 52 1 60 1 69 7 6 TC 6 39 6 00 5 61 PI 1 58 1 66 1 74 10 9 TC 6 72 6 33 5 94 PI 1 61 1 69 1 77 15 12 TC 7 06 6 66 6 27 PI 1 64 1 72 1 80 15 24 TC 85 10...

Page 19: ...53 4 60 4 67 4 74 PI 1 71 1 75 1 78 1 81 1 85 35 TC 5 30 5 65 6 00 6 35 6 70 SC 4 28 4 35 4 42 4 49 4 56 PI 1 92 1 96 1 99 2 02 2 06 40 Protection Range TC 5 00 5 35 5 70 6 05 6 39 SC 4 10 4 17 4 24...

Page 20: ...4 12 PI 1 70 1 79 1 82 2 1 TC 5 21 4 78 4 35 PI 1 74 1 84 1 93 7 6 TC 6 93 6 50 6 07 PI 1 81 1 90 2 00 10 9 TC 7 28 6 86 6 43 PI 1 84 1 93 2 03 15 12 TC 7 64 7 22 6 79 PI 1 87 1 97 2 06 15 24 TC 85 10...

Page 21: ...92 5 00 5 07 5 15 PI 1 94 1 98 2 01 2 05 2 09 35 TC 6 01 6 41 6 80 7 19 7 59 SC 4 65 4 73 4 80 4 87 4 95 PI 2 17 2 21 2 25 2 29 2 33 40 Protection Range TC 5 67 6 06 6 46 6 85 7 25 SC 4 45 4 53 4 60...

Page 22: ...4 81 PI 2 10 2 22 2 33 2 1 TC 6 09 5 59 5 09 PI 2 15 2 27 2 39 7 6 TC 8 10 7 60 7 10 PI 2 23 2 35 2 47 10 9 TC 8 52 8 02 7 52 PI 2 28 2 39 2 51 15 12 TC 8 94 8 44 7 94 PI 2 32 2 44 2 55 15 24 TC 85 10...

Page 23: ...92 5 00 5 07 5 15 PI 1 94 1 98 2 01 2 05 2 09 35 TC 6 01 6 41 6 80 7 19 7 59 SC 4 65 4 73 4 80 4 87 4 95 PI 2 17 2 21 2 25 2 29 2 33 40 Protection Range TC 5 67 6 06 6 46 6 85 7 25 SC 4 45 4 53 4 60...

Page 24: ...4 47 PI 1 96 2 07 2 17 2 1 TC 5 65 5 18 4 72 PI 2 01 2 12 2 22 7 6 TC 7 51 7 05 6 59 PI 2 08 2 19 2 30 10 9 TC 7 90 7 44 6 98 PI 2 12 2 23 2 34 15 12 TC 8 28 7 83 7 37 PI 2 16 2 27 2 38 15 24 TC 85 10...

Page 25: ...6 25 6 35 6 45 6 54 PI 2 23 2 27 2 32 2 36 2 41 35 TC 6 90 7 35 7 80 8 25 8 70 SC 5 91 6 00 6 10 6 20 6 29 PI 2 50 2 55 2 59 2 63 2 68 40 Protection Range TC 6 50 6 95 7 41 7 86 8 31 SC 5 66 5 75 5 8...

Page 26: ...5 38 PI 2 37 2 50 2 63 2 1 TC 6 81 6 25 5 69 PI 2 43 2 56 2 69 7 6 TC 9 06 8 50 7 94 PI 2 52 2 65 2 78 10 9 TC 9 53 8 97 8 41 PI 2 57 2 70 2 83 15 12 TC 10 00 9 44 8 88 PI 2 61 2 75 2 88 15 24 TC 85 1...

Page 27: ...g Length 5 6 1 WNG 50 60 72 80 DCI Cooling 5 6 2 Heating 0 86 0 88 0 90 0 92 0 94 0 96 0 98 1 00 1 02 4 6 8 10 12 14 16 18 20 22 24 26 28 30 Tubing length m Capacity ratio 0 84 0 86 0 88 0 90 0 92 0 9...

Page 28: ...Temp 500 600 700 800 900 1000 1100 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Discharge Pressure VS Outdoor Temp 1000 1500 2...

Page 29: ...Outdoor Temp 200 300 400 500 600 700 800 900 1000 1100 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure kPa 15 20 25 Indoor DB Discharge Pressure VS Outdoor Temp 1000 1500 2000 2500 3000 3...

Page 30: ...600 700 800 900 1000 1100 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Discharge Pressure VS Outdoor Temp 1000 1500 2000 2500...

Page 31: ...Outdoor Temp 200 300 400 500 600 700 800 900 1000 1100 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure kPa 15 20 25 Indoor DB Discharge Pressure VS Outdoor Temp 1000 1500 2000 2500 3000 35...

Page 32: ...1500 2000 2500 3000 3500 4000 10 15 20 25 30 35 40 45 Outdoor DB Temperature o C Discharge Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Suction Pressure VS Outdoor Temp 600 700 800 900...

Page 33: ...Outdoor Temp 300 400 500 600 700 800 900 1000 1100 1200 15 10 5 0 5 10 15 Outdoor WB Temperature o C Suction Pressure kPa 15 20 25 Discharge Pressure VS Outdoor Temp 1500 2000 2500 3000 3500 4000 15 1...

Page 34: ...e 1500 1750 2000 2250 2500 2750 3000 3250 3500 3750 10 15 20 25 30 35 40 45 Outdoor DB Temperature Discharge Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Suction Pressure vs Outdoor Tempera...

Page 35: ...ure 300 400 500 600 700 800 900 1000 1100 1200 15 10 5 0 5 10 15 Outdoor WB Temperature Suction Pressure kPa 15 20 25 Discharge Pressure vs Outdoor Temperature 1500 1750 2000 2250 2500 2750 3000 3250...

Page 36: ...0 700 800 900 1000 1100 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Discharge Pressure VS Outdoor Temp 1000 1500 2000 2500 300...

Page 37: ...0 300 400 500 600 700 800 900 1000 1100 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure kPa 15 20 25 Indoor DB Discharge Pressure VS Outdoor Temp 1000 1250 1500 1750 2000 2250 2500 2750 30...

Page 38: ...BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR FAN SPEED LINE HI ME LO 1m 0 8m Mic Unit Wall BAND CENTER FREQUENCIES Hz APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 70 NC 60 NC 50 NC 40...

Page 39: ...B re 0 002 MICRO BAR BAND CENTER FREQUENCIES Hz APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 70 NC 60 NC 50 NC 40 NC 30 NC 20 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR BAND CE...

Page 40: ...Heating BAND CENTER FREQUENCIES Hz APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 70 NC 60 NC 50 NC 40 NC 30 NC 20 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR BAND CENTER FREQUEN...

Page 41: ...7A Inrush Current a 45 A 35A Starting Current b 13 5 A 15A 15 7A Circuit Breaker 20 A Power Supply 3 X 2 5 mm Interconnecting cable 4 X 2 5 mm a Inrush current is the current when power is up chargin...

Page 42: ...P7 P13 4 2 3 8 7 1 P6 White P12 P10 Red Ionizer power out red 6 M Ionizer ESF power out M1 ESF M2 1 2 P24 9 10 P1 Dry contact clock Horizontal stepmotor Vertical stepmotor COM Brown Blue Red L F FUSE...

Page 43: ...8 2 WIRING DIAGRAMS SM WNGDCI 2 E 4 GB 8 3 Indoor Outdoor Units WNG 72 DCI OUTDOOR UNIT INDOOR UNIT CONTENTS...

Page 44: ...BLK 2 3 1 P 1 4 1 P 4 P 3 2 1 H T R A E 2 1 P V M O C 9 P M O C N W 1 1 P 0 1 P L E U L B M O C H T R A E N K C A L B D E R M O C N M O C G Y H T R A E FERRITE CORE E S U F L F N N W O R B F L N 2 0...

Page 45: ...8 4 WIRING DIAGRAMS SM WNGDCI 2 E 4 GB 8 5 Indoor Outdoor Units WNG 80 DCI OUTDOOR UNIT INDOOR UNIT CONTENTS...

Page 46: ...9 1 REFRIGERATION DIAGRAMS SM WNGDCI 2 E 4 GB 9 REFRIGERATION DIAGRAMS 9 1 Heat Pump Models 9 1 1 WNG 50 60 DCI 50 60 Cooling Mode 9 1 2 WNG 50 60 DCI 50 60 Heating Mode EEV E E V CONTENTS...

Page 47: ...trainer Outdoor coil Sensor Reverse Compressor Strainer valve Outdoor coil Sensor Reverse Strainer valve Compressor connection Valves Flared Indoor coil Sensor Flared connection Valves Indoor coil Sen...

Page 48: ...0 1 WNG 50 WNG 60 DCI 1 Indoor unit terminal 4 Power cable in the indoor side 2 Ground wire 5 Multiple wire cable 3 Indoor coil 6 Cable clamp 7 Outdoor unit wire terminal A OUTDOOR B INDOOR 6 7 4 L A...

Page 49: ...unit terminal 2 Ground wire 4 Multiple wire cable 3 Indoor coil 5 Cable clamp 6 Outdoor unit wire terminal A OUTDOOR B INDOOR 5 6 4 L A 1 3 L 4 B 2 ESF PWR COOL ESF EN RESET HEAT MODE 5 C N 4 L 5 C N...

Page 50: ...Valve Protection Cap end 2 Refrigerant Valve Port use Allen wrench to open close 3 Valve Protection Cap 4 Refrigerant Valve 5 Service Port Cap 6 Flare Nut 7 Unit Back Side 8 Copper Tube When the outdo...

Page 51: ...or Frequency Control 12 1 2 1 NLOAD setting The NLOAD setting is done by the indoor unit controller based on a PI control scheme TheactualNLOADtobesenttotheoutdoorunitcontrollerisbasedonthepreliminary...

Page 52: ...Speed et T load MiniSpeed MaxSpeed are de ned as following When the unit is in the cool mode MiniSpeedC 15Hz MaxSpeed 75Hz When the unit is in the heat mode MiniSpeedH 20Hz MaxSpeed 95Hz ODU NLOAD is...

Page 53: ...ed to a xed speed Low Medium High unit will operate constantly at set speed When Auto Fan is selected indoor unit controller can operate in all speeds The actual speed is set according to the cool hea...

Page 54: ...EV opening is de ned as EEV EEVOL EEVCV EEVOL is the initial EEV opening as a function of the compressor frequency operation mode unit model and capacity EEVCV is a correction value for the EEV openin...

Page 55: ...B the correction is not calculated After that the correction value is updated every 30 seconds 12 1 10 RV Reversing Valve Control Reversing valve is on in heat mode Switching of RV state is done only...

Page 56: ...perature reading except when in I Feel mode to compensate for temperature difference between high and low areas in the heated room and for coil heat radiation on room thermistor The temperature compen...

Page 57: ...to 5 Hz per minute HzDown2 D2 Compressor frequency is reduced by 5 to 10 Hz per minute Stop Compressor SC Compressor is stopped 12 7 1 Indoor Coil Defrost Protection ICT ICT Trend Fast Increasing Inc...

Page 58: ...Norm Norm Norm SR SR ICT 52 Norm 12 7 3 Compressor Overheating Protection 12 7 3 1 Compressor Overheating Protection for DCI 50 60 72Z Compressor temperature can be in one of 5 control zones 4 in pro...

Page 59: ...CTT 93 80 CTT 85 Norm Norm Norm SR SR CTT 90 CTT 80 Norm 12 7 4 Compressor Over Current Protection Only For DCI 50 60 72Z Normal Stop Rise HzDown1 HzDown2 Stop Compresor CCROC1 CCROC2 CCROC3 CCROC4 C...

Page 60: ...oil Deicing Protection 12 7 7 1 Outdoor coil Deicing Protection For DCI 50 60 72Z Entering Deicing Conditions Deicing operation will start when either one of the following conditions exist Case 1 OCT...

Page 61: ...to STBY AND OCT OAT 8 Case 5 NLOAD 0 AND OCT OAT 8 Case 6 OAT is invalid AND OCT 8 AND TLD DI AND Compressor ON Time 15 minutes All this condition will exist during 400 seconds OCT Outdoor Coil Temper...

Page 62: ...condes T2 36 secondes T3 6 secondes 12 7 8 Condensate Water Over Flow Protection Each of the pins P1 P2 P3 can have two options 1 When it is shorted with P4 0 When it is not shorted to P4 Water Level...

Page 63: ...act has two alternative functions that are selected by J9 Function Contact open Contact short J9 open Presence Detector Connection No limit Force to STBY J9 short Power Shedding Function No limit Limi...

Page 64: ...ghts up when system is switched to Cool Mode by using the Mode Switch on the unit HEATING INDICATOR Lights up when system is switched Heat Mode by using the Mode Switch on the unit Mode SWITCH COOL HE...

Page 65: ...ndoor fan speed setting Indoor FAN Speed Setting Unit Setting Low Minimum Capacity Setting Turbo Nominal Capacity Setting Auto Maximum Capacity Setting During test mode protections are disabled except...

Page 66: ...7 127 127 MaxNLOADRTH 127 127 127 127 MaxRTH 27 27 27 27 MaxNLOADPSC 62 77 57 60 MaxNLOADPSH 74 80 55 63 Model dependent parameters WNG Parameter name WNG Wall Mounted Models 25 35 50 60 72 80 NLOAD l...

Page 67: ...LOADIF2C 60 85 127 127 MaxNLOADIF3C 90 127 127 127 MaxNLOADIF4C 90 127 127 127 MaxNLOADIF5C 90 127 127 127 MinRTC 20 20 20 20 MaxNLOADRTC 127 127 127 127 MaxNLOADIF1H 127 127 127 127 MaxNLOADIF2H 127...

Page 68: ...8 26 CCROC3 10 8 12 2 27 CCROC4 11 2 12 6 28 DEICT1 60 60 29 DEICT2 36 36 30 DEICT3 6 6 31 ProtFreqLimit 60 60 32 EEVDecierOpen 100 180 33 OptimDeicFreq 90 90 34 EEVMinOperOpenC 50 80 35 EEVMaxOperOp...

Page 69: ...RPM 65 13 OFNNoiseMaxRPM 78 14 CTTOH1 90 15 CTTOH2 95 16 CTTOH3 100 17 CTTOH4 105 18 CCROC1 12 5 19 CCROC2 13 3 20 CCROC3 14 1 21 CCROC4 14 9 22 ProtFreqLimit 60 23 EEVMinOperOpenC 50 24 EEVMaxOperOpe...

Page 70: ...NormDec sec RPS 1 Down1 Sec RPS 12 Down2 Sec RPS 7 DeiceAcc Sec RPS 0 2 DeiceDec Sec RPS 0 5 EEV Parameters Value NormEEVRate 30 EEVCompOFFOpen 200 EEVCompOFFTime 60 EEVMaxOpen 500 EEVMinOperOpenC 60...

Page 71: ...esponds to remote control message but Operate indicator Green LED does not light up Problem with display PCB Replace display PCB If still not OK replace controller 4 Indoor fan does not start louvers...

Page 72: ...generating noise and no suction occurs Phase order to compressor is wrong Check compressor phase order 14 Water leakage from indoor unit Indoor unit drainage tube is blocked Check and open drainage tu...

Page 73: ...as recovered from that fault The last fault will be deleted from the EEPROM after the system has exit diagnostics mode In diagnostics mode system fault status will be indicated by blinking of Heat Coo...

Page 74: ...d EEPROM No action unless special parameters are required for unit operation 8 Bad Communication Communication quality is low reliability Check Indoor to Outdoor wiring and grounding 9 Using EEPROM da...

Page 75: ...the outdoor unit If no voltage replace main P C B If low voltage repair power supply If the voltage corrrect replace capacitor or compressor If there is no voltage repair electrical wiring between ind...

Page 76: ...tor 22 Partial limited air supply at indoor indoor unit Lack of refrigerant will accompanied by whisteling noise cause ice formation on indoor unit coil in cooling mode Charge the unit after localizin...

Page 77: ...0 1 1 1 24 No OFAN Feedback 1 1 0 0 0 25 OFAN locked 1 1 0 0 1 26 Compressor Lock 1 1 0 1 0 27 Bad Communication 1 1 0 1 1 13 1 5 1 Outdoor Unit Diagnostics and Corrective Actions No Fault Probable Ca...

Page 78: ...tem and check the fuse of the Indoor unit If the fuse is OK replace the Indoor unit controller If the fuse has blown replace the fuse and power up again Checking Power Input procedure for the Outdoor...

Page 79: ...ontroller when power is on 13 1 9 Charged Capacitors Three large capacity electrolytic capacitors are used in the Outdoor unit controller Therefore charging voltage 380VDC remains after power down Dis...

Page 80: ...remote control batteries if OK check display and display wiring if OK replace display PCB If still not OK replace controller 3 Indoor unit responds to remote control message but Operate indicator Gre...

Page 81: ...oil block Remove block and or avoid air by pass 10 Compressor stops during operation Electronic control Check diagnostics Refrigerant leakage Check refrigeration system 11 Unit is not operating Commun...

Page 82: ...Mode where the system operates as in xed settings The performance curves given in this manual are given for unit performance in Technician mode when high indoor fan speed is selected 13 2 3 Diagnosti...

Page 83: ...1 0 1 0 27 Compressor Over Heating Protection 1 1 0 1 1 28 System over power Protection 1 1 1 0 0 29 Bad EEPROM 1 1 1 0 1 30 Not Con gured 1 1 1 1 0 31 Bad Communication 1 1 1 1 1 Notes 1 ON 0 OFF Wh...

Page 84: ...n to avoid back wind Avoid EMC problems 11 Compressor IPM Fault Over current Over temperature of compressor IPM Check no obstruction to controller air opening Check Compressor 12 Compressor Lock Compr...

Page 85: ...d 22 Heat sink Over Heating Fault Protection Compressor stopped due to heatsink protection Check that the air ow around the ODU is free and the fan is running free Check fan motor 0 23 Deicing Protect...

Page 86: ...RT 1 is disconnected 0 0 0 0 1 2 RT 1 is shorted 0 0 0 1 0 3 RT 2 is disconnected 0 0 0 1 1 4 RT 2 is shorted 0 0 1 0 0 Reserved 0 0 1 0 1 7 Communication mismatch 0 0 1 1 1 8 No Communication 0 1 0...

Page 87: ...M data No problem 28 31 IDU model 13 2 5 Procedures for checking Main Parts 13 2 5 1 Checking Mains Voltage Con rm that the Mains voltage is between 198 and 264 VAC If Mains voltage is out of this ran...

Page 88: ...RV has two parts Solonoid and valve Solonoid Running in heating mode check the voltage between two pins of reverse valve connector normal voltage is 230VAC if no power supply to RV Check RV operation...

Page 89: ...re or the picture is distorted 2 Static occurs in the radio sound Correction 1 Select a separate power source 2 Keep the A C and A C wiring at least 1 meter away from wireless devices and antenna cabl...

Page 90: ...lytic capacitors voltage before farther checking controller Additional advises When disassemble the controller or the front panel turn off the power supply When connecting or disconnecting the connect...

Page 91: ...14 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 EXPLODED VIEWS AND SPARE PARTS LISTS 14 1 Indoor Unit WNG 50 WNG 60 DCI CONTENTS...

Page 92: ...14 452917600 Horizontal ap B 1 16 452918500 Linkage A 1 452918600 Linkage B 1 17 452930700 Vertical ap A 12 452918200 Vertical ap B 2 18 452918300 Tie vertical ap A 1 452918400 Vertical ap stator B 2...

Page 93: ...14 3 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 3 Outdoor Unit ONG3 50 DCI CONTENTS...

Page 94: ...stand JEF 511B EHK P N 140 038 00 1 19 4526533 Fuse 65TS 20A 230 140 031 00 1 20 204107 Cable clip nylon 1 21 4519188 4 poles terminal block 1 22 433229 Value cover 1 23 4522509 4 Way valve coil 1 24...

Page 95: ...14 5 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 5 Outdoor Unit DCI 60 CONTENTS...

Page 96: ...pressor assy 5CS130XCC03 1 18 453034000 4 way Valve System Assy 1 19 4522509 4 Way valve coil 1 20 4516766 PAINTED VALVE PLATE ASSY 1 21 4526301 High pressure stop valve R410a 1 22 4524595 1 2 Gas Val...

Page 97: ...14 7 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 7 Indoor Unit WNG 72 DCI CONTENTS...

Page 98: ...920100 Installation Plate 1 14 452919400 Tube Bracket 1 16 453206800 Motor 1 17 452918800 Motor Cover 1 18 453050200 Step Motor 1 18 453050300 Step Motor 1 19 Power Wire 1 20 4519147 Cable locker 1 21...

Page 99: ...14 9 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 9 Indoor Unit WNG 80 DCI CONTENTS...

Page 100: ...AY 1 18 4523306 IONIZER COVER NO IONIZER 1 4523307 IONIZER WIRE COVER WITH IONIZER 1 19 4524967 IONIZER WIRE A 1 20 4523372 WNG 30 INSTALLATION PLATE 1 21 4523309 TUBE OUTLET 1 22 4525111 REMOTE CONTR...

Page 101: ...14 11 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 11 Outdoor Unit DCI 72 DCI 80 CONTENTS...

Page 102: ...Electronic expansion valve 1 18 4526216 EEV Coil 1 19 452963000 Insulation PVC Compressor 1 20 4510677 Comp screw 1 21 452956600 Compressor Cable 1 22 452803300 Compressor Assy TNB220FLBM1 1 23 452260...

Page 103: ...14 13 EXPLODED VIEWS AND SPARE PARTS LISTS SM WNGDCI 2 E 4 GB 14 13 Outdoor Unit DCI 72 Z CONTENTS...

Page 104: ...uid Separator 1 19 4526080 Valve plate paint assy 1 20 4526513 LOW PRESS VALVE R410A 1 21 4526514 Hight press valve R410A 1 22 4523654 PAINTED RIGHT BACK CABINET ASSY 1 23 4522602 Valve Cover 1 24 451...

Page 105: ...15 1 APPENDIX A SM WNGDCI 2 E 4 GB APPENDIX A INSTALLATION AND OPERATION MANUAL INSTALLATION OPERATING MANUAL WNG 50 60 DCI INSTALLATION OPERATING MANUAL WNG 72 80 DCI CONTENTS...

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