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LEX DCI Series

Indoor Units

Outdoor Units

LEX 25 DCI

DCI 25

LEX 35 DCI

DCI 35

LEX 50 DCI

DCI 50

LEX 60 DCI

DCI 60

LEX 72 DCI

DCI 72Z

NOVEMBER – 2008

REFRIGERANT

R410A

HEAT PUMP

SM LEXDCI 1-E.1 GB

CONTENTS

Содержание Dci 25

Страница 1: ...EX DCI Series Indoor Units Outdoor Units LEX 25 DCI DCI 25 LEX 35 DCI DCI 35 LEX 50 DCI DCI 50 LEX 60 DCI DCI 60 LEX 72 DCI DCI 72Z NOVEMBER 2008 REFRIGERANT R410A HEAT PUMP SM LEXDCI 1 E 1 GB CONTENT...

Страница 2: ...es are Original 0 September 2007 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 1 A 1 i 1 1 1 1 4 1 2 1...

Страница 3: ...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 CONTROL SYSTEM for LEX 25 35 DCI 1...

Страница 4: ...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 Supports Indoor Ai...

Страница 5: ...on The LEX 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...

Страница 6: ...r 2 Outdoor Unit Feature Feature DCI 25 DCI 35 DCI 50 DCI 60 DCI 72Z Display 3 LED s Base Heater Optional Outdoor Fan Variable speed DC Inverter 1 8 Tubing Connections Flare type interconnecting tubin...

Страница 7: ...ODUCTION SM LEXDCI 1 E 1 GB 1 11 Matching Table 1 11 1 R410A OUTDOOR UNITS INDOOR UNITS MODEL REFR LEX 25 LEX 35 LEX 50 LEX 60 LEX 72 DCI 25 R410A DCI 35 R410A DCI 50 R410A DCI 60 R410A DCI 72Z R410A...

Страница 8: ...dimensions WxHxD mm 870x356x282 Packaged weight kg 14 Units per pallet units 28 Stacking height units 7 levels OUTDOOR Refrigerant control Electronical Expansion Valve Compressor type model Single Ro...

Страница 9: ...WxHxD mm 870x356x282 Packaged weight kg 14 Units per pallet units 28 Stacking height units 7 levels OUTDOOR Refrigerant control Electronical Expansion Valve Compressor type model Single Rotary DC Inve...

Страница 10: ...nal 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 1060x29...

Страница 11: ...t 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...

Страница 12: ...x350x260 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...

Страница 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...

Страница 14: ...NTAKE AIR OUTLET 210 285 811 CEELING 8 0 83 0 167 5 100 0 MIN 83 0 8 0 18 5 30 0 MOUTING PLATE OUTLINE MOUNTING TEMPLATE TO BE USED FOR LOCATION OF INDOOR UNIT ON THE WALL 167 5 810 0 INDOOR UNIT OUTL...

Страница 15: ...4 2 OUTLINE DIMENSIONS SM LEXDCI 1 E 1 GB 4 3 Indoor Unit LEX 50 60 72 4 4 Outdoor Unit DCI 60 1060 221 295 CONTENTS...

Страница 16: ...4 3 OUTLINE DIMENSIONS SM LEXDCI 1 E 1 GB 4 5 Outdoor Unit DCI 72 Z CONTENTS...

Страница 17: ...2 30 2 46 2 62 2 77 2 93 SC 1 60 1 63 1 67 1 70 1 73 30 PI 0 52 0 53 0 54 0 55 0 56 TC 2 18 2 34 2 50 2 66 2 82 SC 1 56 1 59 1 63 1 66 1 69 35 PI 0 58 0 59 0 60 0 60 0 61 TC 2 07 2 23 2 38 2 54 2 70 S...

Страница 18: ...2 53 2 38 1 2 PI 0 70 0 75 0 80 TC 2 75 2 59 2 44 2 1 PI 0 72 0 77 0 82 TC 3 55 3 40 3 25 7 6 PI 0 76 0 81 0 86 TC 3 75 3 60 3 44 10 9 PI 0 81 0 86 0 90 TC 3 94 3 79 3 64 15 12 PI 0 85 0 90 0 95 15 2...

Страница 19: ...ubing Length 5 2 1 Cooling 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 1 00 1 01 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Tubing Length m Capacity Ratio 5 2 2 Heating 0 90 0 92 0 94 0 96 0 98 1...

Страница 20: ...3 66 3 88 4 11 SC 2 34 2 39 2 44 2 49 2 54 30 PI 0 87 0 88 0 90 0 91 0 93 TC 3 06 3 28 3 50 3 72 3 94 SC 2 28 2 33 2 38 2 43 2 48 35 PI 0 96 0 98 0 99 1 00 1 02 TC 2 89 3 12 3 34 3 56 3 78 SC 2 22 2 2...

Страница 21: ...3 20 3 01 1 2 PI 0 97 1 04 1 11 TC 3 47 3 28 3 09 2 1 PI 1 00 1 07 1 14 TC 4 49 4 30 4 11 7 6 PI 1 06 1 13 1 19 TC 4 74 4 55 4 36 10 9 PI 1 12 1 19 1 26 TC 4 99 4 80 4 60 15 12 PI 1 18 1 25 1 32 15 2...

Страница 22: ...Ubing Length 5 4 1 Cooling 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 1 00 1 01 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Tubing Length m Capacity Ratio 5 4 2 Heating 0 90 0 92 0 94 0 96 0 98 1...

Страница 23: ...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 68 3 74...

Страница 24: ...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...

Страница 25: ...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...

Страница 26: ...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...

Страница 27: ...4 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...

Страница 28: ...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...

Страница 29: ...ng Length 5 8 1 LEX 50 60 72 DCI Cooling 5 8 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 94...

Страница 30: ...emp 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 200...

Страница 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 3...

Страница 32: ...00 700 800 900 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 30...

Страница 33: ...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...

Страница 34: ...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 Temperat...

Страница 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...

Страница 36: ...m 0 8m Mic Unit Wall Hz AND CE TER FREQUENC ES APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE 70NC 60NC 50NC 40NC 30NC 20NC MICRO AR0 02 dB re OCT VE BAN S UN PRES URE L VEL Hz AND CE TER FREQU...

Страница 37: ...ERISTICS SM LEXDCI 1 E 1 GB LEX 72 WNG 80 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...

Страница 38: ...LEVEL CHARACTERISTICS SM LEXDCI 1 E 1 GB 6 3 Outdoor units 6 4 Sound Pressure Level Spectrum Measured as Figure 2 DCI 25 Cooling DCI 25 Heating DCI 35 Cooling DCI 35 Heating 1m Mic Unit Ground Figure...

Страница 39: ...ES 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 FREQUENCIES Hz APPROXIMATE THRESHOLD...

Страница 40: ...6 5 SOUND LEVEL CHARACTERISTICS SM LEXDCI 1 E 1 GB Sound Pressure Level Spectrum Measured as Figure 2 DCI 72 Z Cooling DCI 72 Z Heating CONTENTS...

Страница 41: ...7A Inrush Current a 35A 45 A 35A Starting Current b 10A 13 5 A 15A 15 7A Circuit Breaker 16A 20 A Power Supply 3 X 1 5 mm 3 X 2 5 mm Interconnecting cable 4 X 1 5 mm 4 X 2 5 mm a Inrush current is th...

Страница 42: ...1 3 P1 2 P12 red 1 P8 1 2 ESF power in ESF power out P6 3 1 2 1 4 5 ESF step motor M1 2 PH 12 P9 Display Dry contact clock Ionzer Jumper P17 megatool SUCT EARTH EMI filter PCB EARTH NCOM COM N F Outd...

Страница 43: ...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 N F...

Страница 44: ...8 3 WIRING DIAGRAMS SM LEXDCI 1 E 1 GB 8 4 Indoor Outdoor Units LEX 72 DCI DCI 72 OUTDOOR UNIT INDOOR UNIT CONTENTS...

Страница 45: ...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...

Страница 46: ...FRIGERATION DIAGRAMS SM LEXDCI 1 E 1 GB 9 REFRIGERATION DIAGRAMS 9 1 Heat Pump Models 9 1 1 LEX 25 35 50 60 DCI 25 35 50 60 Cooling Mode 9 1 2 LEX 25 35 50 60 DCI 25 35 50 60 Heating Mode EEV E E V CO...

Страница 47: ...iner 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 Sensor...

Страница 48: ...1 LEX 25 35 50 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...

Страница 49: ...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 7 7...

Страница 50: ...7 and it represents the heat or cool load felt by the indoor unit 11 1 2 Compressor Frequency Control 11 1 2 1 NLOAD setting The NLOAD setting is done by the indoor unit controller based on a PI contr...

Страница 51: ...r Fan Control 10 Indoor fan speeds are determined for each model 5 speeds for cool dry fan modes and 5 speeds for heat mode When user sets the indoor fan speed to a fixed speed Low Medium High unit wi...

Страница 52: ...um Low Very Low Low OFMedFreq CF High Low Low Medium When compressor is switched to OFF and the heat sink temperature is above 55 degrees the outdoor fan will remain ON in low speed for up to 3 minute...

Страница 53: ...AutoFan user setting fan speed will be ad8usted automatically according to the calculated NLOAD 11 4 Heat Mode NLOAD is calculated according to the difference between actual room temperature and user...

Страница 54: ...ork between 0 and MaxNLOADIF1C Hz When the room temperature is lower than the set point compressor will be switched OFF and indoor fan will cycle 3 minutes OFF 1 minute ON 11 7 Protections There are 5...

Страница 55: ...45 Norm Norm Norm SR SR ICT 43 Normal 11 7 3 Compressor over Heating Protection Compressor temperature can be in one of 5 control zones 4 in protection and 1 normal according to the following chart No...

Страница 56: ...ase 3 OCT is Invalid AND TLD DI Case 4 Unit is ust switched to STBY AND OCT j OAT 8 Case 5 NLOAD 0 AND OCT OAT 8 OCT Outdoor Coil Temperature OAT Outdoor Air Temperature TLD Time from Last Deicing DI...

Страница 57: ...T1 T2 T3 T3 T1 12 0 Threshold max 12 minutes DT OCT T 36 seconds T3 nds 6 seco 11 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...

Страница 58: ...verflow ANY 0 ON NLOAD PUMP OFF ON OPER LED OFF Overflow Water Level Normal BLINK NLOAD is forced to 0 8 min 8 min Overflow when unit is ON Overflow when unit is OFF 8 min 11 9 Indoor Unit Dry Contact...

Страница 59: ...infrared signal has been received and stored Blinks continuously during protections according to the relevant spec section TIMER INDICATOR Lights up during Timer and Sleep operation FILTER INDICATOR L...

Страница 60: ...F 2 OFF 2 OFF 2 OFF 2 OFF 2 OFF 2 SPT 1 ON 2 ON 2 ON 2 ON 2 ON 2 SPT 1 SPT 1 SPT 1 SPT 1 Low OFF Med OFF High OFF Turbo OFF Auto OFF User setting IFAN speed User setting IFAN speed User setting IFAN s...

Страница 61: ...the seven indicators indicates the following SPT 18 20 22 24 26 28 30 o c The odd number temperatures are indicated by turning on the two adcent indicators FAN SPEED BUTTON Press this button to chang...

Страница 62: ...Room temperature 20 1 Outdoor temperature 7 1 Manually when entering diagnostics with the following settings Mode Cool Set point 16 Mode Heat Set point 30 11 12 2 Unit Operation in Test Mode In test...

Страница 63: ...DCI 35 NLOAD limits as a function of selected indoor fan speed MaxNLOADIF1C 40 40 MaxNLOADIF2C 53 53 MaxNLOADIF3C 120 120 MaxNLOADIF4C 127 127 MaxNLOADIF5C 127 127 Indoor Fan speeds IFVLOWC 700 700 I...

Страница 64: ...0 64 62 MaxFreqAsOAT1H 65 75 85 85 MaxFreqAsOAT2H 60 60 60 60 Compressor Over Heating Protection CTTOH1 94 94 94 90 CTTOH2 98 98 98 95 CTTOH3 102 102 102 102 CTTOH4 105 105 105 105 Compressor Over Cur...

Страница 65: ...12 1 2 Compressor Frequency Control 12 1 2 1 NLOAD setting The NLOAD setting is done by the indoor unit controller based on a PI control scheme TheactualNLOADtobesenttotheoutdoorunitcontrollerisbasedo...

Страница 66: ...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...

Страница 67: ...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...

Страница 68: ...EEV 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 openi...

Страница 69: ...SB 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...

Страница 70: ...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...

Страница 71: ...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 Incr...

Страница 72: ...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 72 Z Compressor temperature can be in one of 5 control zones 4 in pro...

Страница 73: ...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 72 Z Normal Stop Rise HzDown1 HzDown2 Stop Compresor CCROC1 CCROC2 CCROC3 CCROC4 C...

Страница 74: ...il Deicing Protection 12 7 7 1 Outdoor coil Deicing Protection For DCI 50 60 72 Z Entering Deicing Conditions Deicing operation will start when either one of the following conditions exist Case 1 OCT...

Страница 75: ...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...

Страница 76: ...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...

Страница 77: ...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...

Страница 78: ...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...

Страница 79: ...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...

Страница 80: ...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 lim...

Страница 81: ...ADIF2C 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 12...

Страница 82: ...1 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 EEVMaxOperO...

Страница 83: ...FFOpen 130 EEVMoveSteps 20 EEVTConstC 30 EEVTConstH 30 BlncTimTrnsStC 1 BlncTimStdyStC 1 BlncTimTrnsStH 1 BlncTimStdyStH 1 CompOffTimToTrnsSt 20 No Name Single DCI 72 Z 1 MinFreqC 15 2 MaxFreqC 70 3 M...

Страница 84: ...t responds 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 louve...

Страница 85: ...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...

Страница 86: ...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...

Страница 87: ...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...

Страница 88: ...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...

Страница 89: ...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...

Страница 90: ...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...

Страница 91: ...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...

Страница 92: ...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...

Страница 93: ...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...

Страница 94: ...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...

Страница 95: ...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...

Страница 96: ...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...

Страница 97: ...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...

Страница 98: ...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...

Страница 99: ...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...

Страница 100: ...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...

Страница 101: ...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...

Страница 102: ...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...

Страница 103: ...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...

Страница 104: ...14 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM LEXDCI 1 E 1 GB 14 EXPLODED VIEWS AND SPARE PARTS LISTS 14 1 Indoor Unit LEX 25 35 DCI CONTENTS...

Страница 105: ...4518654 TUBE BRACKET 1 19 4519864R PG 20W PG Motor 1 20 4518650 Motor Cover 1 21 452969400 Step Motor A 1 22 452969500 Step Motor B 1 23 455013705R PowerCordWithoutPlug 3G 1 5 2100 1 24 4519147 Power...

Страница 106: ...plastic D91 1 13 465700000 Unit Housing Assy LEX 1 14 4518670 Installation Plate 1 15 4518654 TUBE BRACKET 1 16 4519864R PG 20W PG Motor 1 17 4518650 Motor Cover 1 18 452969400 Step Motor A 1 20 45191...

Страница 107: ...14 4 EXPLODED VIEWS AND SPARE PARTS LISTS SM LEXDCI 1 E 1 GB 14 4 Outdoor Unit DCI 25 35 CONTENTS...

Страница 108: ...107 Cable clip nylon 1 21 4519188 4 poles terminal block 1 22 433229 Value cover 1 23 4522509 4 Way valve coil 1 24 4526367 4 way valve welding Assy DCI25 1 4526393 4 way valve welding Assy DCI35 1 25...

Страница 109: ...14 6 EXPLODED VIEWS AND SPARE PARTS LISTS SM LEXDCI 1 E 1 GB 14 6 Indoor Unit LEX 50 60 72 DCI CONTENTS...

Страница 110: ...WNG 18 1 15 452919400 Joint Unit housing 1 16 453024500R PG PG Motor 1 17 452918800 Cover motor 1 18 453050200 STEP MOTOR A 1 18 453050300 STEP MOTOR B 1 20 4519147 Power Cord Clip 1 21 467300068R Dis...

Страница 111: ...5 452919400 Joint Unit housing 1 16 453024500R PG PG Motor 1 17 452918800 Cover motor 1 18 453050200 STEP MOTOR A 1 18 453050300 STEP MOTOR B 1 20 4519147 Power Cord Clip 1 21 467300068R Display Board...

Страница 112: ...1 15 452919400 Joint Unit housing 1 16 453206800R DC Motor 25W DR 8938 538D 1 17 452918800 Cover motor 1 18 453050200 STEP MOTOR A 1 18 453050300 STEP MOTOR B 1 20 4519147 Power Cord Clip 1 21 4673000...

Страница 113: ...14 10 EXPLODED VIEWS AND SPARE PARTS LISTS SM LEXDCI 1 E 1 GB 14 10 Outdoor Unit DCI 50 CONTENTS...

Страница 114: ...tand 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 4...

Страница 115: ...14 12 EXPLODED VIEWS AND SPARE PARTS LISTS SM LEXDCI 1 E 1 GB 14 12 Outdoor Unit DCI 60 CONTENTS...

Страница 116: ...mpressor 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 Va...

Страница 117: ...14 14 EXPLODED VIEWS AND SPARE PARTS LISTS SM LEXDCI 1 E 1 GB 14 14 Outdoor Unit DCI 72 Z CONTENTS...

Страница 118: ...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...

Страница 119: ...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...

Страница 120: ...16 1 APPENDIX A SM LEXDCI 1 E 1 GB APPENDIX A INSTALLATION AND OPERATION MANUAL CONTENTS...

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