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Airwell DLS 43 DCI, Service Manual

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Airwell DLS 43 DCI Service Manual Download Page 78

12-3

CONTROL SYSTEM

SM DLSDCI 3-A.1 GB

12.2.2 Controller 

overview

12.2.2.1 Main Controller Indoor Unit (DLS 43)

DIP-SWITCHES

RCW Connection

Clock

IR Jumper

Connection to Display Cable

Pump

Horizontal Louvers

Indoor Fan

Fuse 3.15A

Display PCB

Room Sensor (RAT)

Indoor Coil Sensor (ICT)

M2L (PC Tool)

Level

Swing Motor

Power Supply 

Comm. To ODU 

12.2.2.2 Controller Outdoor Unit (DLS 36/43)

M2L (PC 

Power Supply 
+ Ground

EEV

IDU-ODU Comm.

Inrush

Driver Comm.

Fuse 3.15A

OFAN_UP

OFAN_DN

RV

OCT

OMT

OAT

CTT

HIGH PRESSURE 

ALARM

Power Shedding

STAND BY

LOW PRESSURE 

NIGHT

BASE HEATER

CRANK CASE HEATER

FLASH PORT

DISPLAY HMI 
(7-segments)

DIP-SWITCHES

Summary of Contents for DLS 43 DCI

Page 1: ...ECO DESIGN 2014 DLSE DC Inverter Series 8 201 SM DLSDCI 3 A 2 GB Indoor Units Outdoor Units DLS 18 DCI YBDE018 H11 DLS 24 DCI YBDE024 H11 DLS 30 DCI YBDE030 H11 DLS 36 DCI YBD036 H11 YAD036 H13 DLS 4...

Page 2: ...ed by chapters Dates of issue for original and changed pages are Original 0 June 2013 Total number of pages in this publication is 18 consisting of the following Page No Revision No Page No Revision N...

Page 3: ...PERFORMANCE DATA PRESSURE CURVES 5 1 6 AIRFLOW CURVES 6 1 7 SOUND LEVEL CHARACTERISTICS 7 1 8 ELECTRICAL DATA 8 1 9 WIRING DIAGRAMS 9 1 10 REFRIGERATION DIAGRAMS 10 1 11 TUBING CONNECTIONS 11 1 12 CON...

Page 4: ...It made possible due to the ability of inverters to reach a much higher capacity level Sine wave DC Compressor drive DC BL SL DC Brush Less Sensor less Inverter Compressor DC BL Inverter Outdoor and...

Page 5: ...ck of the unit to allow easy outlet to both sides of the unit Field options 2 Airconet connection The micro processor indoor controller and an infrared remote control supplied as standard provides com...

Page 6: ...cting wiring terminal blocks Flare type interconnecting tubing to be produced on site _ oil traps For further details please refer to the Installation Manual Chapter 17 1 Base Heater 2 Crank case Heat...

Page 7: ...1 4 INTRODUCTION SM DLSDCI 3 A GB INDOOR UNITS OUTDOOR W DLS 18 DLS 24 q DLS 36 DLS 43 Q Q Q Q Q Q...

Page 8: ...31 5 Units per pallet units 6 Stacking height units 6 OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter Fan type quantity Axial x 1 Fan speeds RPM 200 750 continuous Air fl...

Page 9: ...ackaged weight kg 32 5 Units per pallet units 6 Stacking height units 6 OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter Fan type quantity Axial x 1 Fan speeds RPM 300 820...

Page 10: ...54 Packaged weight kg 33 5 Units per pallet units 6 Stacking height units 6 OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter Fan type quantity Axial x 1 Fan speeds H L RPM...

Page 11: ...ght kg 35 5 Units per pallet units 6 Stacking height units 6 OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter Fan type quantity Axial x 2 Fan speeds H L RPM 300 950 contin...

Page 12: ...ht kg 35 5 Units per pallet units 6 Stacking height units 6 OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter Fan type quantity Axial x 2 Fan speeds H L RPM 300 950 continu...

Page 13: ...ht kg 33 Package dimensions WxHxD mm 1005x345x915 Packaged weight kg 35 5 Units per pallet units 6 Stacking height units 6 OUTDOOR Refrigerant control EEV Compressor type model Twin Rotary DC Inverter...

Page 14: ...6 Weight kg 33 Package Dimensions W H D mm 1010 342 917 Packaged Weight kg 38 Units per Pallet Units 6 Stacking Height Units 6 OUTDOOR Refrigerant Control Electronic Expansion Valve Compressor Type Mo...

Page 15: ...11 Cooling 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 Indoor Outdoor Cooling Upper limit 32o C DB 23o C WB 46o C DB Lower limit 21o...

Page 16: ...NSIONS 4 1 Indoor Unit DLS 18 24 30 36 43 DCI H G J K I 77 79 F 10 M L A E 357 C 74 62 61 B 16 D Model A B C D E F G H I J K L M DLS 18 24 30 790 653 749 758 797 256 702 599 684 162 242 101 12 DLS 36...

Page 17: ...4 2 OUTLINE DIMENSIONS SM DLSDCI 3 A 1 GB 4 2 Outdoor Unit YBDE018 024 4 3 Outdoor Unit YBDE030...

Page 18: ...4 3 OUTLINE DIMENSIONS SM DLSDCI 3 A GB 4 4 Outdoor Unit YBDE036 H11 4 5 Outdoor Unit YAD042 H13 YBD042 H11...

Page 19: ...80 110 of nominal SC 80 105 of nominal PI 25 50 of nominal 25 TC 4 83 5 15 5 47 5 78 6 10 SC 4 39 4 48 4 57 4 66 4 75 PI 1 09 1 11 1 13 1 16 1 18 30 TC 4 60 4 92 5 23 5 55 5 86 SC 4 28 4 37 4 46 4 55...

Page 20: ...TC 3 56 3 32 3 07 PI 0 88 0 97 1 05 10 12 TC 3 97 3 72 3 47 PI 1 06 1 15 1 23 7 8 TC 4 27 4 02 3 77 PI 1 19 1 28 1 37 1 2 TC 4 42 4 17 3 92 PI 1 26 1 35 1 44 2 1 TC 4 52 4 27 4 02 PI 1 30 1 39 1 48 7...

Page 21: ...1750 2000 2250 2500 2750 3000 3250 3500 3750 4000 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Discharge Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Suction Pressure VS Outdoor T...

Page 22: ...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 Temp Discharge Pressure VS Outdoor Temp 1400 1650 1900 2150 2400 2650 2900 31...

Page 23: ...SC 80 105 of nominal PI 25 50 of nominal 25 TC 6 57 7 00 7 43 7 86 8 29 SC 5 83 5 95 6 06 6 18 6 30 PI 1 78 1 81 1 84 1 88 1 91 30 TC 6 26 6 69 7 12 7 55 7 98 SC 5 68 5 80 5 92 6 04 6 15 PI 1 98 2 02...

Page 24: ...TC 4 84 4 50 4 16 PI 1 25 1 38 1 50 10 12 TC 5 38 5 05 4 71 PI 1 50 1 63 1 76 7 8 TC 5 80 5 46 5 12 PI 1 70 1 82 1 95 1 2 TC 6 00 5 66 5 32 PI 1 79 1 92 2 05 2 1 TC 6 14 5 80 5 46 PI 1 86 1 98 2 11 7...

Page 25: ...1750 2000 2250 2500 2750 3000 3250 3500 3750 4000 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Discharge Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Suction Pressure VS Outdoor T...

Page 26: ...0 500 600 700 800 900 1000 1100 1200 1300 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure kPa 15 20 25 Indoor DB Temp Discharge Pressure VS Outdoor Temp 1200 1450 1700 1950 2200 2450 2700...

Page 27: ...SC 80 105 of nominal PI 25 50 of nominal 25 TC 7 25 7 72 8 20 8 67 9 15 SC 6 01 6 13 6 25 6 38 6 50 PI 1 95 1 99 2 02 2 06 2 10 30 TC 6 90 7 37 7 85 8 32 8 80 SC 5 86 5 98 6 10 6 22 6 35 PI 2 18 2 21...

Page 28: ...6 TC 5 47 5 09 4 71 PI 1 44 1 59 1 73 10 12 TC 6 09 5 71 5 33 PI 1 74 1 88 2 03 7 8 TC 6 56 6 17 5 79 PI 1 96 2 10 2 25 1 2 TC 6 79 6 41 6 02 PI 2 07 2 22 2 36 2 1 TC 6 94 6 56 6 18 PI 2 14 2 29 2 44...

Page 29: ...0 1750 2000 2250 2500 2750 3000 3250 3500 3750 4000 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Discharge Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Suction Pressure VS Outdoor...

Page 30: ...00 500 600 700 800 900 1000 1100 1200 1300 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure kPa 15 20 25 Indoor DB Temp Discharge Pressure VS Outdoor Temp 1200 1450 1700 1950 2200 2450 2700...

Page 31: ...C 8 22 8 75 9 29 9 83 10 36 SC 7 04 7 18 7 33 7 47 7 61 PI 2 05 2 09 2 13 2 17 2 21 30 TC 7 82 8 36 8 90 9 43 9 97 SC 6 86 7 00 7 15 7 29 7 43 PI 2 29 2 33 2 37 2 41 2 45 35 TC 7 43 7 96 9 04 9 57 SC...

Page 32: ...1 79 1 95 10 12 TC 7 23 6 77 6 32 PI 1 95 2 12 2 28 7 8 TC 7 78 7 32 6 87 PI 2 20 2 37 2 53 1 2 TC 8 05 7 60 7 15 PI 2 33 2 49 2 66 2 1 TC 8 24 7 78 7 33 PI 2 41 2 58 2 74 7 6 TC 10 65 9 75 PI 2 54 2...

Page 33: ...500 600 700 800 900 1000 1100 1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure KPa g 32 23 29 21 27 19 24 17 22 15 Discharge Pressure Cooling Technician Mode 1000 1250...

Page 34: ...200 300 400 500 600 700 800 900 1000 1100 1200 1300 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure KPa g 15 20 25 Discharge Pressure Heating Technician Mode 1000 1250 1500 1750 2000 2250...

Page 35: ...7 10 30 10 93 11 56 12 19 SC 7 88 8 04 8 20 8 36 8 52 PI 2 48 2 52 2 57 2 62 2 66 30 TC 9 20 9 83 10 47 11 10 11 73 SC 7 68 7 84 8 00 8 16 8 32 PI 2 77 2 81 2 86 2 91 2 95 35 TC 8 74 9 37 10 63 11 26...

Page 36: ...2 15 2 35 10 12 TC 7 94 7 44 6 94 PI 2 35 2 55 2 75 7 8 TC 8 54 8 04 7 54 PI 2 65 2 85 3 05 1 2 TC 8 84 8 34 7 85 PI 2 80 3 00 3 20 2 1 TC 9 04 8 55 8 05 PI 2 90 3 10 3 30 7 6 TC 11 70 10 70 PI 3 05...

Page 37: ...500 600 700 800 900 1000 1100 1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure KPa g 32 23 29 21 27 19 24 17 22 15 Discharge Pressure Cooling Technician Mode 1000 1250...

Page 38: ...200 300 400 500 600 700 800 900 1000 1100 1200 1300 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure KPa g 15 20 25 Discharge Pressure Heating Technician Mode 1000 1250 1500 1750 2000 2250...

Page 39: ...7 13 66 14 45 15 24 SC 9 59 9 79 9 98 10 18 10 38 PI 3 28 3 34 3 40 3 47 3 53 30 TC 11 50 12 29 13 08 13 87 14 66 SC 9 35 9 55 9 74 9 94 10 13 PI 3 66 3 72 3 79 3 85 3 91 35 TC 10 92 11 71 13 29 14 08...

Page 40: ...4 3 11 10 12 TC 9 92 9 30 8 67 PI 3 11 3 37 3 64 7 8 TC 10 68 10 05 9 43 PI 3 51 3 77 4 03 1 2 TC 11 05 10 43 9 81 PI 3 71 3 97 4 23 2 1 TC 11 31 10 68 10 06 PI 3 84 4 10 4 36 7 6 TC 14 62 13 38 PI 4...

Page 41: ...500 600 700 800 900 1000 1100 1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure KPa g 32 23 29 21 27 19 24 17 22 15 Discharge Pressure Cooling Technician Mode 1000 1250...

Page 42: ...200 300 400 500 600 700 800 900 1000 1100 1200 1300 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure KPa g 15 20 25 Discharge Pressure Heating Technician Mode 1000 1250 1500 1750 2000 2250...

Page 43: ...3 66 14 45 15 24 SC 9 85 10 05 10 25 10 45 10 65 PI 3 02 3 08 3 13 3 19 3 25 30 TC 11 50 12 29 13 08 13 87 14 66 SC 9 60 9 80 10 00 10 20 10 40 PI 3 37 3 43 3 49 3 54 3 60 35 TC 10 92 11 71 13 29 14 0...

Page 44: ...4 3 11 10 12 TC 9 92 9 30 8 67 PI 3 11 3 37 3 64 7 8 TC 10 68 10 05 9 43 PI 3 51 3 77 4 03 1 2 TC 11 05 10 43 9 81 PI 3 71 3 97 4 23 2 1 TC 11 31 10 68 10 06 PI 3 84 4 10 4 36 7 6 TC 14 62 13 38 PI 4...

Page 45: ...500 600 700 800 900 1000 1100 1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure KPa g 32 23 29 21 27 19 24 17 22 15 Discharge Pressure Cooling Technician Mode 1000 1250...

Page 46: ...Mode 200 300 400 500 600 700 800 900 1000 1100 1200 15 10 5 0 5 10 15 Outdoor WB Temperature C Suction Pressure KPa g 15 20 25 Discharge Pressure Heating Technician Mode 1200 1450 1700 1950 2200 2450...

Page 47: ...ection Factor for Tubing Length 5 8 1 Cooling 5 8 2 Heating 0 75 0 80 0 85 0 90 0 95 1 00 1 05 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Tubing Lenght m Capacity Ratio 0 75 0 80 0 85 0 90 0 95 1 00 1 0...

Page 48: ...Total Tubing Length m Suction Pressure Ratio 0 86 0 88 0 90 0 92 0 94 0 96 0 98 1 00 1 02 Discharge Pressure Ratio Cooling Discharge Pressure Cooling Suction Pressure Pressure vs Tubing Lenght HEATING...

Page 49: ...8 0 9 1 0 1 1 1 2 1 3 1 4 20 25 30 35 40 45 Outdoor Temperature DB deg C Capacity Factor 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 20 15 10 5 0 5 10 15 Outdoor WB Temperature deg C Capacity Factor 5 10 Capacit...

Page 50: ...h 50m Cooling Capacity calculation Total Cooling Capacity TC KW Capacity in conditions table x FT Cooling Capacity in table KW Tubing Length Factor FT Corrected Capacity KW 11 5 0 85 TC 11 5x0 85 9 77...

Page 51: ...0 10 20 30 40 50 60 70 80 400 500 600 700 800 900 1000 1100 1200 1300 1400 External Static Pressure Pa Air Flow Rate m 3 hr Airflow Vs External Static Pressure Turbo Speed High Speed Medium Speed Low...

Page 52: ...0 40 50 60 70 80 90 100 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 External Static Pressure Pa Air Flow Rate m 3 hr Airflow Vs External Static Pressure Turbo Speed High Speed Medium Speed Low...

Page 53: ...inal System Curve Max System Curve Medium Speed Low Speed High Speed Performance test point at 50 Pa Operating Range External Static Pressure Pa 0 10 20 30 40 50 60 70 80 90 100 1000 1100 1200 1300 14...

Page 54: ...ANGE AIR FLOW CORRECTION FACTORS at nominal rating conditions Test mode Air Flow Rate of nominal 60 70 80 90 100 Cooling TC 0 88 0 91 0 94 0 97 1 SC 0 78 0 84 0 89 0 95 1 PI 0 95 0 97 0 98 0 99 1 Heat...

Page 55: ...1 SOUND LEVEL CHARACTERISTICS SM DLSDCI 3 A 1 GB 7 SOUND LEVEL CHARACTERISTICS 7 1 Indoor Units Test Scheme 7 2 Sound Pressure Level Spectrum Measured as Figure 1 DLS 18 FAN SPEED LINE HI ME LO Figure...

Page 56: ...OISE 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 OF HEARING FOR CONTINUOUS NOISE NC 70 NC 60 NC 50 NC 40...

Page 57: ...evel Spectrum Measured as Figure 2 YBDE 018 024 H11 Cooling YBDE 018 024 H11 Heating YBDE 030 H11 Cooling YBDE 030 H11 Heating Figure 2 F F F J K F J Q Q Y Z Q Y_ Z j Q F F F J K F J Q Q Y Z Q Y_ Z j...

Page 58: ...ND SOUND PRESSURE LEVEL dB 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 BAND CENTER FREQUENCIES Hz APPROXIMAT...

Page 59: ...7 5 SOUND LEVEL CHARACTERISTICS SM DLSDCI 3 A GB YAD 042 H13 Cooling YAD 042 H13 Heating F F F J K F J Q Q Y Z Q Y_ Z j Q F F F J K F J Q Q Y Z Q Y_ Z j Q...

Page 60: ...m2 Communications 8 3 3 phase Units DLS 36 43 MODEL DLS036 DLS042 Power Supply 3PH 400V 50 Hz Connected to a Outdoor Indoor Outdoor Indoor Max Current 3x16A 5A 3x16A 5A Inrush Current 30A Starting Cur...

Page 61: ...SM DLSDCI 3 A 2 GB 9 1 WIRING DIAGRAMS 9 1 Indoor Unit DLSE 18 24 30 DCI 9 2 Indoor Unit DLSE 36 DCI 9 WIRING DIAGRAMS...

Page 62: ...SM DLSDCI 3 A 2 GB 9 2 WIRING DIAGRAMS 9 3 Indoor Unit DLS 43 DCI...

Page 63: ...description The display uses 3 seven segments The default presentation will be alternation among 2 4 3 1 ON DIP ODU Model 3 OFF OFF 2 ON OFF OFF OFF 4 OFF ON 1 OU7 DCI 50 OU7 DCI 72 426708 Rev 01 TO...

Page 64: ...ITCH CUT OFF OUTDOOR FAN MOTOR DOWN OUTDOOR FAN MOTOR UP RV CUT OFF OUTDOOR UNIT WIRING DIAGRAM OU10 DCI 4 HP P N 414933 Rev 01 N OAT OUTDOOR AIR TEMPERATURE Chock 1PH 230VAC 50Hz Coils 3x 4mm CABLE B...

Page 65: ...WHILE LED S ARE ON AND 1 MINUTE AFTER POWER OFF U V W BLU BRN RED Optional Connections 230V AC 1A MAX M M 24V AC DC MAX 3A MAIN CONTROLLER RV SUPPLY RV BH CCH FLASH PORT OCT OMT OAT CTT EEV OFAN_DN O...

Page 66: ...6 1 7 36 36 VF 6HOHFW RZQ 8S 3 6 7 8 7 67 786 6 36 k k k 3 1 3 3 2 2 2 5 51 8 5 200 5 51 8 51 5 51 7 1 XVH 9 51 8 7 9 8 7 5 z z k k z F_ _k q FK Q z k q _ k _ k k z z q k k z z 1 1 1 1 q _ k _ k k z...

Page 67: ...Unit 2 Power Supply Cable 3 Outdoor Unit 4 Interconnecting Cable 4x2 5mm2 5 Wireless Remote Control 6 Display Unit 7 Display Connector 8 Power Breaker by installer The power breaker must be of type t...

Page 68: ...able 3 Main Power Breaker 4 Outdoor Unit 5 Interconnecting Cable 4x2 5mm2 6 Wireless Remote Control 7 Display Unit 8 Display Connector 9 Power Breaker by installer The power breaker must be of type th...

Page 69: ...n Power Breaker 4 Outdoor Unit 5 Interconnecting Cable 4x2 5mm2 6 Wireless Remote Control 7 Display Unit 8 Display Connector 9 Power Breaker by installer The power breaker must be of type that disconn...

Page 70: ...terconnecting cable 2x0 75mm2 6 Power Interconnecting Cable 3x1 5mm2 7 Wireless remote Control 8 Display Unit 9 Display Connector 10 Power Breaker by installer 11 Control Cable 12 Sensor Wire with con...

Page 71: ...5 14 0 kW units 1 Indoor Unit 2 Power Supply Cable 3 Main Power Breaker 4 Outdoor Unit 5 Interconnecting cable 2x0 75mm2 6 Wireless remote Control 7 Display Unit 8 Display Connector 9 Control Cable 1...

Page 72: ...wer Breaker 4 Outdoor Unit 5 Interconnecting cable 2x0 75mm2 6 Power Interconnecting Cable 3x1 5mm2 7 Wireless remote Control 8 Display Unit 9 Display Connector 10 Power Breaker by installer 11 Contro...

Page 73: ...3 Main Power Breaker 4 Outdoor Unit 5 Interconnecting cable 2x0 75mm2 6 Wireless remote Control 7 Display Unit 8 Display Connector 9 Control Cable 10 Sensor Wire with connector 11 Room Temperature Se...

Page 74: ...e Filter Outdoor heat exchanger OCT 4 Way valve Oil separator Compressor Line accumulator 3 0 Gas valve OUTDOOR UNIT INDOOR UNIT CTT OMT Oil cappilary tube 2 5mmx0 6mmx1000mm LPS Optional HPS OAT SV R...

Page 75: ...8 40 45 60 65 70 75 80 85 Valve Cap 13 20 13 20 18 25 18 25 40 50 Service Port Cap 11 13 11 13 11 13 11 13 11 13 1 Valve Protection Cap end 2 Refrigerant Valve Port use Allen wrench to open close 3 Va...

Page 76: ...emperature RT2 sensor IDU Indoor Unit IFAN Indoor Fan LPS Low Pressure Switch M2L Mega Tool Monitoring SW MCU Micro Controller Unit NA Not Applicable OAT Outdoor Air Temperature sensor OCT ODU Coil Te...

Page 77: ...h Control Driver Control OFAN Control OFAN Control M M Temp Inputs 230V Outputs EEV Output Dry contacts IDU Communication IDU Controller Inputs R C IFAN Control M RAT ICT Overflow RC RCW PBMS OAT CTT...

Page 78: ...Fan Fuse 3 15A Display PCB Room Sensor RAT Indoor Coil Sensor ICT M2L PC Tool Level Swing Motor Power Supply Comm To ODU 12 2 2 2 Controller Outdoor Unit DLS 36 43 M2L PC Power Supply Ground EEV IDU O...

Page 79: ...SM DLSDCI 3 A 2 GB 12 4 12 2 2 3 Main Controller Outdoor Unit YBDE018 024 12 2 2 4 Main Controller Outdoor Unit YBDE030 CONTROL SYSTEM...

Page 80: ...Heating LED 4 Push Button Mode 5 Timer LED 6 STBY LED 7 Operation LED 8 IR Receiver 9 Buzzer 10 Display Port Connection 12 2 2 6 New Display Board Legend 1 Mode Button 2 Stand By Led 3 Timer led 4 Fil...

Page 81: ...evel x SB input System will be turned to Stand by when the contact is closed x Power Shedding input Limits the maximum power consumption when closed x Alarm output indicates a failure in the system Al...

Page 82: ...according to the following graph ON OFF OAT 0 2 Base Heater When OAT is faulty the base heater will be ON continuously in HEAT mode 12 2 3 10 Cranckcase Heater Heating element designed to heatup the...

Page 83: ...er Power up A C must perform some initialization procedures x Thermistors short disconnect x Compressor Driver communication connected and error codes if any x Fans connected check feedback x EEPROM p...

Page 84: ...his test is continuously performed while the system is on 12 3 3 1 Communication Channel Auto Detection Single or Multi System is continuoesly checking wether it is a single or multi system according...

Page 85: ...Thermistors default value Thermistor Default value System Reaction COOL HEAT OCT 1 C 1 C 1 OAT 43 C 6 C CTT 43 C 43 C HST 75 C 75 C OMT 43 C 43 C Replaced by OCT 1 RGT 43 C 43 C RLT 43 C 43 C ICT 43 C...

Page 86: ...13 RLTi Multi NH Active Yes Normal 14 RGTi RLTi ICTi Multi NH Any Yes Normal 15 ICT single H NH NA Yes Stop Comp 16 ICT single H NH NA No Normal 17 LWT single H NA Yes Stop Comp 18 LWT single H NA Yes...

Page 87: ...IGH MEDIUM LOW DT 3 2 1 0 1 4 12 4 2 Indoor Fan Control 12 4 2 1 Indoor fan control FAN Mode x Q x Mode Power Shedding OFF Power Shedding ON Cooling No limit Nominal Cooling Heating No limit Nominal h...

Page 88: ...FTURBO 25 LOAD n IFAN Speed 100 75 50 12 4 2 3 Indoor fan control Heat Mode 12 4 2 3 1 IFAN Operation in set speed according to the graph below 12 4 2 3 2 IFAN Operation in Auto Fan Mode IFAN speed wi...

Page 89: ...ation In normal operation OFAN operates together with the COMP Other rules are according to section12 5 3 c IFAN Operation IFAN will operate in ANY speed regardless the ICT or COMP state IFAN speed wi...

Page 90: ...section 12 5 1 b OFAN Operation In normal operation OFAN operates together with the COMP Other rules are according to section 12 5 3 c IFAN operation IFAN will operates according heat mode rules See...

Page 91: ...N or OFF 12 4 5 2 Control Functions a Switching temperature between Cooling and Heating is SPT 3O C b When the AUTO Mode is started with SPT 0 O Q with IFAN operating at low speed The proper Auto Heat...

Page 92: ...lculation in indoor unit side Other rules are according to section 12 5 1 b OFAN Operation In normal operation OFAN operates together with the COMP Other rules are according to section 12 5 3 c IFAN O...

Page 93: ...maximum comfort for the sleeping user q to TIMER function WW W WW q from 0 to 3oC Q W Q q from 0 to 3oC q q q W q _ operation 12 4 7 3 Sequence Diagrams 12 4 8 Forced Operation Q Forced operation Mode...

Page 94: ...tors STAND BY INDICATOR Lights up when the Air Conditioner is connected to power and ready to receive the R C commands OPERATION INDICATOR Lights up during operation Blinks for 300 mSec to announce th...

Page 95: ...cycle 3 HEAT the unit operates at heat pump cycle deicer will be treated as sub mode of heat mode in the thermal Mode setting W STBY 12 5 2 Compressor Speed Control The following diagram describes the...

Page 96: ...frequencies Illegal Frequencies are values that the unit is not allowed to be working at The frequencies and values within tolerance of 2 Hz are not allowed 12 5 2 8 Compressor shutdown Cases Shutdow...

Page 97: ...o keep the optimal system performance at all times It is done by means of discharge superheat temperature and optimum compressor temperature control The target EEV value is the sum of open loop value...

Page 98: ...get CTT Discharge super heat protection CTT Protection Sub cooling SC protection 12 5 4 Outdoor Fan Speed Control 12 5 4 1 General Rules W reducing the OFAN speed W W W 27 38 Max OCT OMT OFAN Speed Co...

Page 99: ...12 6 2 ODU Protections 12 6 2 1 Protection types There are 2 types of protection Thermodynamic protections and Cut Off protection Thermodynamic Cut Off protection Compressor AC Over Current Low Press...

Page 100: ...ssor W Qq W controlled by changing the protection level using the fuzzy logic algorithm according the input level and the change rate The following table summarizes the basic levels of each protection...

Page 101: ...the last deicer is passed Case 2 OCT is 12 degree lower then the ambiant temp and 30 minutes from the last deicer wa passed W in other cases Deicing interval time is changed increased decreased in 10...

Page 102: ...g normally according to the run mode control logic except the following changes R The dry contacts inputs will be ignored R Protections will be operative for stop compressor only R The compressor and...

Page 103: ...Number of IDU s Begin test Test Result Matrix Table Test Result Problem Correction Diagnostics dia Outdoor Unit oxx Indoor Unit A axx Indoor Unit B bxx Multi Only Indoor Unit C Cxx Multi Only Indoor...

Page 104: ...ress o When Technician test cool or heat menu is selected it will blink constantly until this menu is escaped o Pressing select and escape buttons together when in RST for more than 5 seconds will res...

Page 105: ...de Operation Mode A Multi Only Operation Mode B Multi Only Operation Mode C Multi Only Operation Mode D Multi Only Operation Mode E Load Load A Multi Only Load B Multi Only Load C Multi Only Load D Mu...

Page 106: ...Speed CTT OMT OCT HST OAT RGT A Multi Only RGT B Multi Only RGT C Multi Only RGT D Multi Only RGT E Multi Only RLT A Multi Only RLT B Multi Only RLT C Multi Only RLT D Multi Only RLT E Multi Only EEV...

Page 107: ...menu Navigate the HMI For the required test and press the Select for more than 5sec until the test name will blink Exiting TPT W q W switched back to normal menu All the menus and their sub menus are...

Page 108: ...rt operation 3 After about 30 sec the fans will be shut off 4 W W faulty 12 8 4 5 EEV Test procedure 1 Start the operation by navigating the HMI 2 Press up or down to move the EEV by 10 steps each pus...

Page 109: ...will end after about 15 minutes This acts as percussion in case the unit will not be shut OFF or not closes the valves 12 8 4 10 Communication Test procedure Check if communication fault occurs betwe...

Page 110: ...ted ompensatio selection J selection J7 0 1 0 1 Presence us n Disconne se Shorted pers st Jumper us n Disconne se Shorted production M Jumper DIP ected n in heat m Jumper D J3 J4 1 NA 1 1 0 NA Jumper...

Page 111: ...50T BD036 042 3 1 3 Model Sele st Jumper us n Disconne se Shorted an testing ch Setting INV ODU Mode AB AF AO AV ction Jum r DIP J8 ected TPT For n g Table 1 J J2 ON OFF ON OFF ON OFF ON OFF 1 J J1 O...

Page 112: ...12 SM DLSDCI 3 A 2 ODU ODU Model J1 J2 J3 J4 YBDE 018 H11 AS ON OFF YBDE 024 H11 AT ON OFF YBDE 030 H11 AU ON OFF CONTROL SYSTEM...

Page 113: ...operation OFF OFF q WW OFF ON Q WW ON OFF ON ON Vertical swing only Temp Display in C degrees OFF Horizontal vertical swing functions together Temp Display in F degrees ON Disable LCD key illumination...

Page 114: ...FTime 3 minute 2 MinONTime 3 minute 3 DImin 30 minute 4 DImax 240 minute 5 TimeD 1 minute 6 DTmin 2 minute 7 DIT 10 minute 8 CTMRUP 10 minute 9 DIF 30 minute 10 TCT 240 second 11 DEICT1 60 second 12 D...

Page 115: ...FNNoiseMaxRPMC NA NA 78 90 75 75 75 75 0 130 1 10RPM OFNNoiseMaxRPMH NA NA NA 95 75 75 75 75 0 130 1 10RPM OCT_OFAN_Noise_Max 8 8 8 8 8 8 8 8 0 15 1 C OMT_OFAN_Noise_Max 38 38 35 38 35 35 35 35 27 42...

Page 116: ...C ICTDef5 0 0 0 0 0 0 0 0 23 8 1 C ICTOH0 44 44 44 45 50 50 50 45 35 66 1 C ICTOH1 50 50 50 49 52 52 52 49 35 66 1 C ICTOH2 54 54 54 51 54 54 54 51 35 66 1 C ICTOH3 58 58 58 53 58 58 58 53 35 66 1 C...

Page 117: ...12 4 CONTROL SYSTEM SM DLSDCI 3 A 1 GB 12 11 7 Segment Legend 7 7 segments lege end...

Page 118: ...outdoor unit electrical assembly before discharging may cause an electrical shock Measure the electrolytic capacitors voltage to be below 50VDC before further checking electrical assembly parts 13 1...

Page 119: ...essage Remote control message not reached the indoor unit Check remote control batteries Check continuity of each wire of the display wires pins with Ohm meter If still not OK Replace display box or i...

Page 120: ...LEDs are off No power supply Check supply voltage to main terminals L and N with volt meter Miss wiring Check all supply wiring to controller and terminals according to wiring diagram Loose connectio...

Page 121: ...air by pass Outdoor fan malfunction Check outdoor fan motors 13 5 9 EEV malfunction Check EEV 13 5 12 Thermistor s malfunction Check if any of fault codes 1 7 is shown on display board Replace faulty...

Page 122: ...earing Replace compressor Vibration Check all piping connections Check all screws on unit metal chassis are tightened Check that no piping is in contact with each other or with other parts 19 Freezing...

Page 123: ...ting by Diagnostics Codes 13 4 1 Fault Code for Outdoor Unit If any fault exists in the system its fault will be shown according to the following coding method The 5 last fault occurred in the system...

Page 124: ...voltage x AC over Voltage x Zero Crossing detection Yes 0 1 1 1 1 16 x Mismatch between IDU ODU models x W x W Yes 1 0 0 0 0 17 No Communication Yes 1 0 0 0 1 18 System Over Power Yes 1 0 0 1 0 19 PF...

Page 125: ...5 16 11 x Compressor IPM Fault x IPM Driver Pin x Compressor Current Sensor Fault Over current IPM malfunction Check no obstruction to electrical box and outdoor coil air inlet Check Compressor 13 5 1...

Page 126: ...operation 13 3 23 Compressor Over Current Compressor stopped due to over current protection Normally no action is required If the problem persists for more than twice on each hour check for refrigeran...

Page 127: ...system problems information will be indicated by blinking of Heat Cool LED s The coding method will be as follows Heat led will blink 5 times in 5 seconds and then will be shut off for the next 5 sec...

Page 128: ...Compressor stopped due to outdoor unit protection Normally no action is required If the problem persists for more than twice on each hour Check for any fault code shown on outdoor unit display board a...

Page 129: ...25 Bad EEPROM No action unless special parameters are required for unit operation 26 Bad Communication IDU ODU communication Check communication between indoor and outdoor units 13 5 17 27 Using EEPR...

Page 130: ...5 4 3 Replace chock if needed Check main fuse 20A In case fuse is burnt replace driver If all is well but still leds are OFF Replace driver In normal operation the 7 segments display is ON continuousl...

Page 131: ...If not check wiring connection between driver and main board 4 Green led status should be blinking ON OFF in rate of 1 time per sec in case of SB and should be ON in case of operation If led is blinki...

Page 132: ...poles should be according table Unit Capacitance GC036 43 INV40 50 2820 560 F YAD036 42 60 H13 INV40T 50T 60T 1360 270 F YBD042 60 H11 3360 670 F Replacing driver 14 1 18 13 5 7 Checking fuse on Main...

Page 133: ...e main board switch ON the power and check the fan motor connector on the main board a Between 1 and 3 should be 310VDC If very low or 0VDC replace main board b Between 3 and 4 should be 15VDC If very...

Page 134: ...ESISTANCE YBD036 H11 INV38 INV40 50 YBD042 060 H11 YAD036 042 060 H13 YBD030 YBD018 024 3 Check the compressor current while operating to be the same on each wire In case of abnormal current no curren...

Page 135: ...and click sound If not replace the coil with the additional one and check again turn OFF the unit and than turn it ON vibration and click sound should be performed If OK the coil was damaged and requ...

Page 136: ...thermistor 14 1 11 14 1 12 14 2 9 Replacing main board 14 1 13 R T Table 0 1 1 0 10 0 100 0 1000 0 30 20 10 0 10 20 30 40 50 60 70 80 90 100 Temperature C Resistance kOhm R25 C 10k 25 85 C 39 K R T T...

Page 137: ...3 Replacing driver 14 1 15 13 5 16 Checking Indoor Outdoor Unit Communications 13 5 16 1 YAD YBD 036 043 H11 H13 1 Check voltage on the interconnection wiring should be 6VDC 1VDC If not 2 Disconnect t...

Page 138: ...onnect the wire cable from the connector on the IDU main board side and Check voltage on the IDU terminals N and C should be 43VDC 1VDC If not replace IDU controller If it is 43VDC 3 Connect back the...

Page 139: ...ic waves 2 Locations near amateur radio short wave stations 3 Locations near electronic sewing machines and arc welding machines Problem 1 The unit may stop suddenly during operation Correction Action...

Page 140: ...3 A 1 GB 14 SERVICING 14 1 Outdoor Unit DLS 36 43 TURN OFF ALL POWER SOURCE BEFORE HANDLING THE UNIT Note To reassemble perform the procedures in reverse 14 1 1 Removing Service front panel Note 14 1...

Page 141: ...14 2 SERVICING SM DLSDCI 3 A 1 GB 14 1 3 Removing side panel 14 1 2 14 1 4 Removing Air Outlet Grille s 14 1 5 Removing Outdoor Fan 14 1 4 NOTES for re assemble the fan...

Page 142: ...ICING SM DLSDCI 3 A 1 GB 14 1 6 Removing Outdoor Fan Motor 14 1 5 NOTES for re assemble the motor W W 14 1 7 Removing Reversing Valve coil 14 1 1 W K K K 14 1 8 Removing Expansion Valve coil 14 1 1 W...

Page 143: ...14 4 SERVICING SM DLSDCI 3 A 1 GB 14 1 9 Removing Refrigeration parts Note 14 1 1 W 14 1 10 Removing Compressor Note 4 1 1 14 1 2 14 1 3 W _ NOTES for re assembling new compressor q...

Page 144: ...14 5 SERVICING SM DLSDCI 3 A 1 GB 14 1 11 Removing Tubing Thermistors 14 1 1 14 1 2 14 1 3 W _ Notes for re assemble the thermistor 14 1 12 Removing Outdoor Air Thermistor 14 1 1 14 1 2 W H 776H8...

Page 145: ...14 6 SERVICING SM DLSDCI 3 A 1 GB 14 1 13 Removing main board 14 1 13 1 YBD036 H11 YAD036 H13 YAD042 H13 YBD042 H11 YBD 060 H11 W q Note Notes for re assemble the main board 2 Q...

Page 146: ...trical Assembly 14 1 14 1 YBD036 H11 1 2 3 W 4 5 6 7 8 Notes for re assemble the Electrical assembly 1 2 Q 14 1 14 2 YAD036 H13 YAD 042 H13 YBD042 H11 YBD 060 H11 1 14 1 1 14 1 2 2 W 3 K Q q q K 4 5 6...

Page 147: ...14 8 SERVICING SM DLSDCI 3 A 1 GB 14 1 15 Removing Driver Module 14 1 15 1 YBD036 H11 1 2 3 4 14 1 15 32 YBD042 H11 YBD 060 H11 YAD036 042 060H13 1 3 2 3 4 5 6 7...

Page 148: ...16 1 YBD036 H11 YAD036 H13 YAD042 H13 YBD042 H11 YBD 060 H11 1 2 14 1 17 Removing Capacitor Board 14 1 17 1 YAD036 H13 YAD042 H13 YBD042 H11 YBD 060 H11 1 2 3 q Note to re assemble the capacitor board...

Page 149: ...1 GB 14 1 18 2 YBD042 H11 YBD060 H11 YAD036 042 H13 1 14 1 15 3 2 W 3 4 5 q 14 2 Indoor Unit DLS 14 2 1 Electronics Assembly Remote Access 14 2 2 Removing Electronics Assembly 14 2 3 Removing Display...

Page 150: ...14 11 SERVICING SM DLSDCI 3 A 1 GB 14 2 4 Removing Service Panel 14 2 5 Removing Fan Assembly q 14 2 4 14 2 6 Removing Fan Mottor 1 14 2 5 2 3 4 them...

Page 151: ...14 12 SERVICING SM DLSDCI 3 A 1 GB 14 2 7 Removing Fan 14 2 6 14 2 8 Removing motor capacitor _...

Page 152: ...14 13 SERVICING SM DLSDCI 3 A 1 GB 14 2 9 Removing Thermistors Notes for re assemble the ICT thermistor Q 14 2 10 Removing Float Switch...

Page 153: ...SM DLSD 15 EXP 15 1 15 1 1 CONTRO DCI 3 A 2 PLODED Indoor Outdoor OL SYSTEM D VIEW Units D Unit Gene M WS AND LSE 18 2 eral Assem SPARE 24 30 30 mbly E PARTS 43 DCI S LIST Explode ed View 15 1...

Page 154: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 2...

Page 155: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 3...

Page 156: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 4...

Page 157: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 5...

Page 158: ...15 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 2 Outdoor Units YBDE 018 H11 Exploded View 15 2 1 Outdoor Unit General Assembly 5 11 10 1 7 31 12 9 8 13 6 3 2 46 14 23 4 18 47 65 71...

Page 159: ...15 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 2 2 Outdoor Unit Parts Assembly 43b 14 43 43a 70 17 16 50 42 21 69 33 39 33 31 50 51 52 19...

Page 160: ...2 DCI 1 31 426705 Controller Assy OU7 DCI 1 21 426793 Compressor Wiring 1 46 426798 PFC Chock 1PH DCI50 1 70 426903 Terminal Cover Compressor GMCC 1 10 433281 Side Guard OU7 24 1 3 436357 Small Electr...

Page 161: ...15 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 5 11 10 1 7 45 12 9 8 13 6 3 2 46 22 14 23 4 18 47 65 71 15 3 Outdoor Unit YBDE 024 H11 Exploded View 15 3 1 Outdoor Unit General Assembly...

Page 162: ...15 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 43b 14 43 43a 70 16 17 50 42 21 39 69 33 33 53 50 19 52 51 31 15 3 2 Outdoor Unit Parts Assembly...

Page 163: ...DCI 1 31 426705 Controller Assy OU7 DCI 1 21 426793 Compressor Wiring 1 53 426794 OU7 DCI Motor Wiring 1 46 426798 PFC Chock 1PH DCI50 1 70 426903 Terminal Cover Compressor GMCC 1 10 433281 Side Guar...

Page 164: ...15 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 4 Outdoor Unit YBDE 030 H11 Exploded View 15 4 1 Outdoor Unit General Assembly 12 7 9 10 11 2 3 28 31 6 14 22 4 5 23 8 12a 1 45 46 15...

Page 165: ...15 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 4 2 Outdoor Unit Parts Assembly 43a 14 43 43b 70 21 39 40 16 33 17 69 50 42 68 71 65 31 51 45 52 19...

Page 166: ...OU8 DCI 1 15 426579 Suction Tube Assy OU8 DCI 1 17 426581 4 Way Valve Tube Assembly 1 69 426589 Nipple 3 8 Assy OU8 DCI 1 45 426706 Controller Assy OU8 DCI 1 46 426716 PFC Chock DCI80 1 31 426740 Fil...

Page 167: ...15 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 5 Outdoor Unit YBD 036 H11 Exploded View 15 5 1 Outdoor Unit General Assembly X H C B K Y C A C I K Z F B B...

Page 168: ...15 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 5 2 Outdoor Unit Parts Assembly A CK C CX CF YI CY B I CC CZ BZ AI...

Page 169: ...15 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 5 3 Outdoor Unit Electronics Assembly C K Y A AF Y AA C Y BA AI A A AC A B ZX ZF CC B...

Page 170: ...Cable Indoor Input With 10A Fu 1 61 416774 Cable ODUC Controller Input 1 65 416910 Cable Holder 7 65 416910 Cable Holder 8 2 417222 Side Panel OU10 HP 1 10 417223 Side Net Panel OU10 1 46 417715 PFC C...

Page 171: ...15 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 6 Outdoor Unit YBD042 YBD060 H11 Exploded View 15 6 1 Outdoor Unit General Assembly I YX YF C C B A C B F B K Z B...

Page 172: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 6 2 Outdoor Unit Parts Assembly CZ BZ YI C B I CY...

Page 173: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 6 3 Outdoor Unit Electronics Assembly Z BK BA C A B AA K Y Y B A AI A CC A ZF ZX B AC A BB...

Page 174: ...UCTION ACCUMULATOR 5 x 3 4 1 23 4399281 OUTLET PLASTIC RING OU7 8 12 2 26 436352 RAISING HANDLE OU10 2 31 426701 Controller Assembly 1 PHASE 6HP DC 1 34 414713 DCI 4 5 6HP ODU Main Board ASSEMBLY 1 37...

Page 175: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 7 Outdoor Unit YAD 036 042 H13 Exploded View 15 7 1 Outdoor Unit General Assembly I YF C Z B A B F B YX C K B YZ C...

Page 176: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 7 2 Outdoor Unit Parts Assembly BZ CZ C CY I CK YI B...

Page 177: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 7 3 Outdoor Unit Electronics Assembly Z Y BK BA C B CC A ZF ZX A AI AC A B A A B Y K AA YK YB YY AC F C...

Page 178: ...26 436352 RAISING HANDLE OU10 2 31 426702 Controller Assy 3Phase DCR 1 33 442466 VALVE COIL L700 MOLEX SANHUA 1 34 426719 ODUC ASSY 4 6HP 3PH DCR 467300 1 37 416740 HP Switch 4 2 3 7 Mpa g VI 1 38 41...

Page 179: ...2 26 436352 RAISING HANDLE OU10 2 31 426702 Controller Assy 3Phase DCR 1 33 442466 VALVE COIL L700 MOLEX SANHUA 1 34 426719 ODUC ASSY 4 6HP 3PH DCR 467300 1 37 416740 HP Switch 4 2 3 7 Mpa g VI 1 38 4...

Page 180: ...en the outdoor unit electrical cover and service panel 2 Connect the base heater wires to connections marked as BH on the main controller refer to Figure 1 3 Route the wires into the cable holders and...

Page 181: ...anel 2 Remove the compressor insulation layers 3 Locate the heater around the compressor and close with the spring according to Figure 1 4 Route the wires into the cable holders as per Figure 2 5 Conn...

Page 182: ...17 1 APPENDIX A SM DLSDCI 3 A 1 GB APPENDIX A INSTALLATION AND OPERATION MANUALS INFRARED REMOTE CONTROL RECEIVER OPERATION MANUAL RC 3 OPERATION MANUAL RC 4 OPERATION MANUAL RC 7...

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