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12-36

CONTROL SYSTEM

SM CKDDCI 2-A.3 GB

12.9 System

Parameters

12.9.1

General Parameters for All Models

Name

Default Value

Units

MinOFFTime

3

minute

MinONTime

3

minute

HzDown1

3

RPS/min

HzDown2

10

RPS/min

DImin

30

minute

DImax

120

minute

TimeD

1

minute

DTmin

2

minute

DTmax

12

minute

DIT

10

minute

CTMRUP

15

minute

DIF

30

minute

TCT

10

second

HSTOHDelta1

-1

NA

HSTOHDelta2

1

NA

EEVCVTConst

15

second

BalanceTime

1

minute

EEVInitOpen

300

step

DEICT1

60

second

DEICT2

36

second

DEICT3

6

second

EEVNormRate

33

ms/pulse

EEVHighRate

12

ms/pulse

EEVMaxOpen

500

step

DST

8

°C

DSTF

12

°C

DeiceFreqChRV

0

RPS

EEVDeiceTcnst

20

second

OFBlncTime

2

minute

OFTcnst

60

second

OFMinTimeReduce

60

second

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Summary of Contents for CKD 036

Page 1: ...CKD DCI Series JANUARY 2010 Indoor Units Outdoor Units CKD 036 GCD 036 CKD 045 GC 43 REFRIGERANT R410A HEAT PUMP...

Page 2: ...anged pages are Original 0 February 2007 Total number of pages in this publication is 122 consisting of the following Page No Revision No Page No Revision No Page No Revision No Title 3 A 3 i 3 1 1 1...

Page 3: ...SIONS 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 TUBING CONNECTIONS 10 1 11 OPTIONAL ACCES...

Page 4: ...pacity 1 2 Main Features High Technology Sine wave DC Compressor drive DC BL SL DC Brush Less Sensor less Inverter Compressor DC BL Inverter Outdoor Fan Fuzzy Logic Adaptive Control System Features Va...

Page 5: ...unit is equipped with pre filters Easy and versatile access rear or bottom can be easily adjusted by the installer 1 5 Control The micro processor indoor controller and an infrared remote control supp...

Page 6: ...to the Installation Manual Chapter 17 1 8 Accessories No Item 1 RCW Wall Mounted Remote Control 2 RCW2 BMS Wall Mounted Remote Control 3 Base Heater 4 Crank case Heater 5 Room thermostat For further...

Page 7: ...el Package Dimensions W H D mm 950 317 950 Packaged Weight kg 40 6kg Panel Units per Pallet Units 6 Stacking Height Units 6 OUTDOOR Refrigerant Control Electronic Expansion Valve Compressor Type Model...

Page 8: ...e Dimensions W H D mm 950 317 950 Packaged Weight kg 40 6kg Panel Units per Pallet Units 6 Stacking Height Units 6 OUTDOOR Refrigerant Control Electronic Expansion Valve Compressor Type Model Scroll M...

Page 9: ...oling 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 C DB...

Page 10: ...ENSIONS 4 1 Indoor Unit CKD 036 045 DCI Necessary room outlet inlet outlet ground Drain side Tubing side 780 Hook location 840 Body 880 Ceiling hole 950 Panel Unit mm n o i t a c o l k o o H 0 8 7 y d...

Page 11: ...4 2 OUTLINE DIMENSIONS SM CKDDCI 2 A 3 GB 4 2 Outdoor Unit GCD 036 DCR 4 3 Outdoor Unit GC 43 DCI...

Page 12: ...99 10 56 SC 6 29 6 42 6 55 6 68 6 82 PI 2 72 2 77 2 81 2 86 2 91 35 TC 7 86 8 43 9 00 9 57 10 14 SC 6 13 6 26 6 39 6 52 6 65 PI 3 01 3 05 3 10 3 15 3 19 40 TC 7 44 8 01 8 58 9 15 9 72 SC 5 96 6 10 6...

Page 13: ...TC 8 32 7 86 7 40 PI 3 06 3 27 3 48 7 6 TC 10 76 10 30 9 84 PI 3 22 3 43 3 64 10 9 TC 11 35 10 89 10 43 PI 3 41 3 62 3 83 15 12 TC 11 94 11 49 11 03 PI 3 61 3 81 4 02 15 24 TC 85 105 of nominal Protec...

Page 14: ...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 15: ...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 16: ...8 69 8 86 9 03 PI 3 78 3 84 3 90 3 97 4 03 35 TC 10 57 11 34 12 10 12 86 13 63 SC 8 12 8 30 8 47 8 64 8 82 PI 4 17 4 24 4 40 4 36 4 43 40 TC 10 01 10 77 11 54 12 30 13 07 SC 7 91 8 08 8 25 8 43 8 60...

Page 17: ...TC 10 82 10 22 9 63 PI 4 60 4 91 5 23 7 6 TC 14 00 13 50 12 80 PI 4 84 4 80 5 46 10 9 TC 14 77 14 17 13 58 PI 5 12 5 44 5 75 15 12 TC 15 54 14 94 14 35 PI 5 41 5 73 6 04 15 24 TC 85 105 of nominal Pro...

Page 18: ...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 19: ...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 20: ...ection Factor for Tubing Length 5 3 1 Cooling 5 3 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 21: ...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 22: ...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 9 775...

Page 23: ...5 FAN SPEED LINE HI ME LO Figure 1 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 MIC...

Page 24: ...DCI Heating Figure 2 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 C...

Page 25: ...Communications 2 X 0 75 mm2 Communications 3 X 1 5 mm2 2 X 0 75 mm2 Communications 2 X 0 75 mm2 Communications a Power supply can be connected in both ways To outdoor unit to supply both outdoor and i...

Page 26: ...8 1 WIRING DIAGRAMS SM CKDDCI 2 A 3 GB 8 WIRING DIAGRAMS 8 1 Indoor Unit CKD 036 CKD 045 DCI 202052390039...

Page 27: ...OUTDOOR FAN MOTOR DOWN OUTDOOR FAN MOTOR UP RV M M LPS LOW PRESSURE SWITCH CUT OFF OUTDOOR UNIT WIRING DIAGRAM OU10 DCI 4 HP P N 414933 Rev 01 Chock Coils POWER SUPPLY BY INSTALLER 1PH 230VAC 50Hz 3x...

Page 28: ...onnecting cable 2x0 75mm 5 2 Power Interconnecting Cable 3x1 5mm 6 2 Wireless remote Control 7 Display Unit 8 Display Connector 9 Power Breaker by installer 10 Control Cable 11 Sensor Wire with connec...

Page 29: ...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 8 Control Cable 10...

Page 30: ...9 1 REFRIGERATION DIAGRAMS SM CKDDCI 2 A 3 GB 9 REFRIGERATION DIAGRAMS 9 1 Heat Pump Models 9 1 1 CKD 036 CKD 045 Cooling mode Heating mode EEV EEV EEV EEV EEV...

Page 31: ...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 32: ...ing code no RCW 436195 WNG add PCB SP000000290 ENGLISH REMOTE CONTROL 1 START STOP button 2 Operation modeselection button COOLING HEATING AUTO COOL HEAT DRY FAN 3 LOCAL temperaturesensing button 4 FA...

Page 33: ...00000290 1 2 3 4 1 Display screen 2 Keys for raising and lowering the set temperature 3 Ventilation mode selection Low speed Medium speed High speed AUTO Automatic speed selection 4 ON Standby Accessi...

Page 34: ...of heater to outdoor base 4 4 Strips Instructions 1 Open 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...

Page 35: ...OPTIONAL ACCESSORIES 11 4 SM CKDDCI 2 A 3 GB...

Page 36: ...tructions 1 Open the outdoor unit electrical cover and service panel 2 Remove the compressor insulation layers 3 Locate the heater around the compressor and close with the spring according to Figure 1...

Page 37: ...h connector 1 442296 Choosing location of installation Away from air drafts Away from direct sun light rays Average height 1 5 meters above floor Away from any heat source 1 Install the thermostat box...

Page 38: ...or Coil Temperature 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 OD...

Page 39: ...Control OFAN Control OFAN Control M M Temp Inputs 230V Outputs EEV Output Dry contact IDU Communication IDU Controller Input R C IFAN Control M RAT ICT Overflow R C RCW PBMS OAT CTT OMT OCT RV BH CCH...

Page 40: ...e 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 DIP SWITCHES RCW...

Page 41: ...Control Features 12 2 3 1 Compressor DC brush less and sensor less motor inverter driven compressor 12 2 3 2 Compressor Drive DC inverter module to drive compressor 12 2 3 3 Outdoor Fan DC brush less...

Page 42: ...ere in the following ODU Faults Protections 1 to 11 13 to 20 22 to 26 28 to 29 Alarm output will be OFF when the Fault Protection is cleared 12 2 3 7 2 IDU Dry Contacts Presence detector input 12 2 3...

Page 43: ...ressor to off The system will recover from No Communication fault when counter is below 10 and legal massage is received 12 3 2 Temperature Measurements 12 3 2 1 Thermistor failures definition Thermis...

Page 44: ...the calculated LOAD 12 4 2 Indoor Fan Control 12 4 2 1 Indoor fan control FAN Mode When T H M L speed is set by user IFAN will work in constant requested speed When Auto Fan is set by user IFAN speed...

Page 45: ...set speed When in heat mode including protections and except Deicing IFAN will be working according to the graph below 12 4 2 3 2 IFAN Operation in Auto Fan Mode IFAN speed will be set automatically...

Page 46: ...2 4 3 2 Control Functions a COMP Operation In general the operation is set by the NLOAD calculation in indoor unit side Other rules are according to section 12 5 2 b OFAN Operation In normal operation...

Page 47: ...agrams Maintaining room temp at desired level by comparing RT and SPT with user defined IFAN speed 0 1 2 3 3 2 1 RT SPT qC COMP OFAN IFAN RV ON OFF ON OFF OFF ON OFF User Fan Speed COMP Speed decrease...

Page 48: ...r Coil Temp is detected by ICT 12 4 4 2 Control Functions a COMP Operation In general the operation is set by the NLOAD calculation in indoor unit side Other rules are according to section 12 5 2 b OF...

Page 49: ...sate for temperature difference between high and low areas in the heated room and for coil heat radiation on room thermistor The temperature compensation can be enabled disabled by closing opening J2...

Page 50: ...ng at low speed The proper Auto Heat mode or Auto Cool will be started whenever the RT reaches SPT 1O C or SPT 1O C respectively c Mode change between Auto Heat Auto Cool Modes is possible only after...

Page 51: ...general the operation is set by the NLOAD calculation in indoor unit side Other rules are according to section 12 5 2 b OFAN Operation In normal operation OFAN operates together with the COMP Other ru...

Page 52: ...12 4 7 1 Sleep Mode General a Mode Definition Mode Any Temp Selected desired temperature IFan Any Timer See below I FEEL ON or OFF 12 4 7 2 Control function The Sleep mode is activated by using the S...

Page 53: ...n pre set temperature according to the following table Forced operation Mode Pre set Temperature Cooling 200 C Heating 280 C NOTES While under the forced operation the temperature compensation is disa...

Page 54: ...to the relevant spec section TIMER INDICATOR Lights up during Timer and Sleep operation COOLING INDICATOR Lights up when system is switched to Cool Mode by using the Mode Switch on the unit HEATING I...

Page 55: ...OFAN error a cured for 10 continues seconds and the compressor is on the compressor will be set to OFF until OFAN error will recover 12 5 2 5 Maximum allowed speed limitation Note If OAT is faulty the...

Page 56: ...3 EEV Control 12 5 3 1 EEV General Rules The EEV is controlled to keep the discharge superheat temperature within preset control values 12 5 3 2 EEV initialization procedure After power up the EEV pe...

Page 57: ...speed change between speed states is 60 seconds The fan speed is also related to protections Whenever OFAN fault occurs the compressor will be stopped 12 5 4 3 Night mode During night mode the OFAN a...

Page 58: ...D1 D2 4 ICT 6 51 ICT 53 Normal Normal SR SR D1 6 ICT 8 49 ICT 51 Normal Normal Normal SR SR 8 ICT ICT 49 Normal Operation logic of all protections is the same The controlled input CTT HST ACC DCC is c...

Page 59: ...if OCT 2 and is 40 minutes in other cases Deicing interval time is changed increased decreased in 10 minutes steps as a function of deicing time In case one of the thermistors is bad the deicer will...

Page 60: ...an take few minutes 12 6 Technician Test Mode This test is aimed for the technicians to check the system under a preset compressor and outdoor fan values while the expansion valves will function accor...

Page 61: ...e outdoor fan will be working in target preset values according to the following table Technician Test Unit Compressor Speed OFAN speed Cool Heat 4HP 54 64 800 5HP 71 75 800 6HP 55 63 800 Note the val...

Page 62: ...or Unit IdU First Fault Code Second Fault Code Third Fault Code Forth Fault Code Fifth Fault Code Setup Set IDU Power Supply Source IdSU Outdoor Unit Source Indoor Source Max Current Limit CUrL Limit...

Page 63: ...minutes from entry 6 All the menus except technician menus Parameter changing Status Technician Test and their sub menus are automatically exited to the main menu after 1 continuous minute out of any...

Page 64: ...amily Model ODU Operation Mode Cool Heat SB Deicing OFAN UP Value x10RPM OFAN DN Value x10RPM RV Cool Heat Speed Value RPS OAT Value C HST Value C OCT Value C CTT Value C OMT Value C EEV Value No Comp...

Page 65: ...he operation 12 7 4 1 General Rules Entering TPT Set Jumper J8 to ON and Power Up The main menu will be switched to the TPT menu Navigate the HMI For the required test and press the Select for more th...

Page 66: ...tion by navigating the HMI 1 A C will start operate 2 After about 1 minute finish of pre test the display will show 3 At this stage close the Liquid valve After about 1 minutes as soon as the low pres...

Page 67: ...ec the A C will be shut off 4 If compressor is not operating check both Driver and compressor and replace if faulty 5 12 7 4 7 RV Test procedure Start the operation by navigating the HMI 1 Listen to R...

Page 68: ...bar g the 5 LPS Low pressure status will blink At this stage the technician should observe if any ice accumulates on the coil or EEV 6 section that may indicate on any gas block The test will end aft...

Page 69: ...ing For normal use must be set to OFF 0 12 8 2 2 Compensation Jumper DIP J2 Position Status Description 0 Open Disconnected Compensation deactivated 1 Close Shorted Compensation activated Default Used...

Page 70: ...efault 1 Close Shorted Self Test enabled Used for internal production line testing For normal use must be set to OFF 0 12 8 3 2 ODU Model Selection Jumper DIP J2 J3 J4 J5 J6 ODU Model J2 J3 J4 J5 J6 M...

Page 71: ...J1 J2 J3 J4 J5 J6 J7 J8 ODU 4HP C R ON OFF ODU 4HP ON OFF ODU 5HP ON OFF ODU 6HP ON OFF IDU 1 2 3 4 5 6 7 8 J1 J2 J3 J4 J5 J7 J8 J9 DNG100 ON OFF DNG125 ON OFF EMD100 ON OFF EMD125 ON OFF CD140 ON OFF...

Page 72: ...active ON OFF Auto Mode FAN modes active 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 73: ...D 1 minute DTmin 2 minute DTmax 12 minute DIT 10 minute CTMRUP 15 minute DIF 30 minute TCT 10 second HSTOHDelta1 1 NA HSTOHDelta2 1 NA EEVCVTConst 15 second BalanceTime 1 minute EEVInitOpen 300 step D...

Page 74: ...24 6 18 2 A 16 ACCOC4 25 0 19 0 A 17 DCCOC1 20 0 12 4 A 18 DCCOC2 20 8 12 8 A 19 DCCOC3 21 4 13 2 A 20 DCCOC4 22 0 13 6 A 21 EEVMinOperOpenC 70 70 step 22 EEVMaxOperOpenC 400 480 step 23 EEVMinOperOpe...

Page 75: ...rise when ICT is stable 4 ICTDef4 ICT to Hz Down when ICT decrease 2 ICTDef5 ICT to Hz Down when ICT is stable 0 ICTDef6 ICT to stop compressor 2 12 9 3 2 Parameters for indoor coil over heating prot...

Page 76: ...t one minute after turned off Touching the outdoor unit electrical assembly before discharging may cause an electrical shock Measure the electrolytic capacitors voltage to be below 50VDC before furthe...

Page 77: ...ires If still not OK Replace fuse 3 Indoor unit does not respond to remote control message Remote control message not reached the indoor unit Check remote control batteries Check continuity of each wi...

Page 78: ...ding to wiring diagram Loose connection Check all power wiring connections Burnt fuse Check fuse on the main board 13 5 8 If still not OK Replace main board 14 1 13 9 Compressor does not start operati...

Page 79: ...iver Indoor coil block Clean filters and or remove block or air by pass Indoor fan malfunction Check the motor and capacitor 13 5 19 Overflow Check if the overflow switch is ON Replace faulty switch o...

Page 80: ...so check the switch operation 13 5 14 LP Switch Check if LPS fault code 29 is accruing frequently If so check the switch operation 13 5 15 14 Unit is cooling while in heat mode RV problem Check RV ope...

Page 81: ...hnician Mode where the system operates as in fixed settings The performance curves given in this manual are given for unit performance in Technician mode when high indoor fan speed is selected For ent...

Page 82: ...1 0 15 AC under voltage 0 1 1 1 1 16 IDU ODU Communication mismatch 1 0 0 0 0 17 No Communication to IDU 1 0 0 0 1 18 No Communication to Driver 1 0 0 1 0 19 Current sensor Fault 1 0 0 1 1 20 Heat sin...

Page 83: ...change is required parameters 13 DC under voltage DC voltage is lower than limit Check if input voltage lower than limit 198VAC if not and the problem persists replace driver If voltage is low recomme...

Page 84: ...ur check for refrigerant leak and thermodynamic operation 13 3 Check the EEV 13 5 12 Check the Outdoor fans 13 5 9 Check the Indoor fans 13 5 19 Check the Compressor 13 5 10 Check the CTT Thermistor 1...

Page 85: ...Check the Indoor fans 13 5 19 Check the Compressor 13 5 10 Check the CTT Thermistor 13 5 13 13 4 3 Fault Code for Indoor unit Note Indoor unit diagnostics can be viewed by the outdoor unit display boa...

Page 86: ...ode is shown Order of priority is lower to the higher number Diagnostics is continuously ON as long power is on 13 4 4 Indoor unit diagnostics and corrective actions No Fault Probable Cause Corrective...

Page 87: ...Check the Outdoor fans 13 5 9 Check the Indoor fans 13 5 19 Check the Compressor 13 5 10 Check the CTT Thermistor 13 5 13 21 Overflow Protection Compressor stopped due to water level overflow protecti...

Page 88: ...n the ODU main board should be 0 at first and 12VDC after 1 minute A click sound should also occur after 1 minute If no voltage replace ODU main Board 3 While power is off check resistance between lin...

Page 89: ...DC 3 Connect the COM side of the tester to the N terminal of driver and the V side of the tester to R and S of driver measure the diode voltage Voltage should be OL Over Load 4 Connect the V side of t...

Page 90: ...de of the tester to the N terminal of driver and the COM side of the tester to U V and W of driver measure the diode voltage Voltage should be 0 4 0 8VDC 9 Connect the COM side of the tester to the P...

Page 91: ...E and NEUTRAL of driver measure the diode voltage Voltage should be OL Over Load 2 Connect the V side of the tester to the CAPA terminal of driver and the COM side of the tester to LIVE and NEUTRAL of...

Page 92: ...asure the diode voltage Voltage should be 0 4 0 8VDC Replacing driver 14 1 15 2 13 5 5 3 GC 036 DCR In normal operation the red led in ON continuously and green led is blinking slow 1 time sec Even is...

Page 93: ...he controller Replacing main board 14 1 13 13 5 9 Checking Outdoor Fan Motor An Outdoor fan motor fault message may occur during very high winds outdoors that may stop the fan rotation for short perio...

Page 94: ...hree coil resistances should be the same UNIT RESISTANCE 4HP DCR 0 788 4 5HP 0 188 6HP 0 18 3 Check the compressor current while operating to be the same on each wire In case of abnormal current no cu...

Page 95: ...s powered on EEV shall have vibration 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 performe...

Page 96: ...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 3977K R T Table 0 1 1 0 10 0...

Page 97: ...eck the wiring continuity Repair or replace wiring if needed 2 Check the continuity of the connecting wiring between indoor and outdoor units Repair or replace wiring if needed 3 Problem could be eith...

Page 98: ...source 1 Use shielded wires 2 Move unit away from the noise source 13 5 20 2 EMC interference to near by home appliances Locations most susceptible to interference 1 A television or radio is located...

Page 99: ...cedures in reverse 14 1 1 Removing Service front panel Remove the 8 fixing screws and slide the service front panel downwards to remove it Note Do not flip the panel forward on the top side as not to...

Page 100: ...e the 4 fixing screws of the each grille 14 1 5 Removing Outdoor Fan 1 Remove the air outlet grille according to 14 1 4 2 Remove the hex nut from the motor shaft To ease the removal use rubber hammer...

Page 101: ...air outlet grille Removing Air Outlet Grille Removing Outdoor Fan Motor 14 1 7 Removing Reversing Valve coil 1 Remove the service front panel according to 14 1 1 2 Check to ensure that LEDs and displa...

Page 102: ...rding to 4 1 1 3 Remove the side and top panels according to 14 1 2 14 1 3 4 Check to ensure that LEDs and display board are OFF 5 Take out the insulation surrounding the compressor and the cover 6 Re...

Page 103: ...housing while pulling the thermistor Notes for re assemble the thermistor 1 Make sure the spring is inserted first and is facing the tube to be attched to 2 hold the thermistor wires to the tube with...

Page 104: ...ure to set all the dip switches to the same configuration as the original Removing main board Panel 14 1 13 2 GCD 036 DCR 1 Remove the service front panel according to 14 1 1 2 Remove the controller c...

Page 105: ...electrical cover Use flat screw driver if required 6 Remove the compressor wires from the terminals 7 Remove the three 3 screws fixing the electrical box to the front fan panel the partition and the...

Page 106: ...wires to the cable holders 2 14 1 15 Removing driver module 14 1 15 1 GC 36 45 DCI 1 Remove the electrical assembly according to 14 1 14 2 Remove the three 3 screws fixing the main board panel to the...

Page 107: ...2 screws fixing the driver module to 9 the heatsink Squeeze the 4 spacers head with Long Nose Pliers and 10 pull out the board Wipe out the grease paste with cloth soaked with 11 alcohol Notes Do not...

Page 108: ...ate with cloth soaked with alcohol Wipe out the heat sink 1 screw holes as well by inserting the cloth deeply into the holes but beware not to damage the screwing paths Spread thermal grease paste on...

Page 109: ...e the chock coil 2 from the partition 14 1 18 Removing capacitor board 1 Perform the driver module removal procedure in 14 1 15 from 1 to 4 You may perform 6 as it will ease the board removal but firs...

Page 110: ...g Line Filter board 14 1 19 2 GC 60 DCI 1 Perform the driver module removal procedure in 14 1 15 from 1 to 4 2 Release all wires from the line filter 3 Squeeze the 4 spacers head with Long Nose Pliers...

Page 111: ...PARTS LISTS SM CKDDCI 2 A 3 GB 15 EXPLODED VIEWS AND SPARE PARTS LISTS 15 1 Indoor Unit CKD 036 CKD 045 DCI Exploded View Unit s 4 52 3 20 62 54 19 22 53 29 30 27 57 10 12 51 6 50 49 26 16 43 40 42 4...

Page 112: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM CKDDCI 2 A 3 GB 15 1 1 Indoor Unit CKD 036 CKD 045 DCI Exploded View Panel s...

Page 113: ...RW SENSOR 1 26 202242800076 RoHS EPS Air Housing assy 1 27 201242800091 Electric control box welded assembly 1 29 467200012R Remote controller RC 4 RCLD 433C With Back Label 1 30 201242800085 RoHS co...

Page 114: ...NSOR 1 26 202242800076 RoHS EPS Air Housing assy 1 27 201242800091 Electric control box welded assembly 1 29 467200012R Remote controller RC 4 RCLD 433C With Back Label 1 30 201242800085 RoHS cover I...

Page 115: ...15 5 EXPLODED VIEWS AND SPARE PARTS LISTS SM CKDDCI 2 A 3 GB 15 4 Outdoor Units GC 43 DCI Exploded View 15 4 1 Outdoor Unit General Assembly...

Page 116: ...15 6 EXPLODED VIEWS AND SPARE PARTS LISTS SM CKDDCI 2 A 3 GB 15 4 2 Outdoor Unit Tubing Assembly 14 70 43 69 42 15 22 16 37...

Page 117: ...15 7 EXPLODED VIEWS AND SPARE PARTS LISTS SM CKDDCI 2 A 3 GB 15 4 3 Outdoor Unit Electronics Assembly...

Page 118: ...436352 RAISING HANDLE OU10 2 31 416230 ELECTRONICS BOX DCI 4 5HP 1 33 442466 VALVE COIL L700 MOLEX SANHUA 1 34 416712 DCI 456 HP ODU Main Board SPL 1 37 416740 HP Switch 4 2 3 7 Mpa g 1 42 416550 EEV...

Page 119: ...15 9 EXPLODED VIEWS AND SPARE PARTS LISTS SM CKDDCI 2 A 3 GB 15 6 Outdoor Unit GCD 036 DCR Exploded View 6 12b 12c 2 3 26 28 7 1 31 14 5 23 10 11 8 9 12a 12 4 46...

Page 120: ...15 10 EXPLODED VIEWS AND SPARE PARTS LISTS SM CKDDCI 2 A 3 GB 15 6 1 Outdoor Unit GCD 036 DCR Exploded View 22 15 38 69 50 42 21 14 43 43b 43a 70 37 16 41 40 33 39...

Page 121: ...HANDLE OU10 1 28 439656 SIDE COVER OU 8 10 1 31 414700 Controller assy DCI OU10 4HP 1 33 442466 VALVE COIL L700 MOLEX SANHUA 1 34 414713 DCI 4HP DCR ODU Main Board ASS 1 37 416740 HP Switch 4 2 3 7 Mp...

Page 122: ...PPENDIX A SM CKDDCI 2 A 3 GB APPENDIX A INSTALLATION AND OPERATION MANUALS INSTALLATION INSTRUCTION CKD DCI INFRARED REMOTE CONTROL RECEIVER OPERATION MANUAL RC 3 OPERATION MANUAL RC 4 OPERATION MANUA...

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