Airwell LEX/HAD 50DCI Service Manual Download Page 45

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12-11

CONTROL SYSTEM

SM YBD018 1-A.1 GB

12.7.1.1 Exiting Deicing

OCT >

OCTExitDeicer or

Deicer current time is over

MaxDeicerTim

minutes.

12.7.9

Condensate Water Over Flow Protection

Outdoor unit receives “overflow’ signal from the indoor side.

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

12.7.1.1 3 Levels Logic (used in floor/ceiling models)

P2 P3 Level

0 0 L0

1 0 L1

1 1 L2&3

0 1 L4

Water Level

ANY

BLINK

NLOAD

OPER LED

LEVEL1

LEVEL2&3

LEVEL4

NORMAL

Pump

OFF

Summary of Contents for LEX/HAD 50DCI

Page 1: ...SM YBD018 1 A 1 GB Version 1 YBD018 DCI Indoor Units Outdoor Units Delta 50 DCI YBD018 DCI LEX HAD 50DCI DNG 50 DCI SLS 50 DCI CN 50 DCI PXD 50 DCI DECEMBER 2010 REFRIGERANT R410A HEAT PUMP...

Page 2: ...nged pages are Original 0 December 2010 Total number of pages in this publication is 148 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 3...

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

Page 4: ...from the most advanced technological innovations namely DC inverter technology R410A models Microprocessor control High COP Energy efficiency class A in cooling heating mode Torque control for compre...

Page 5: ...to the Operation Manual Appendix A Remote control RC 8 Execpt the same nominal function as RC7 it also can be used to realize the function of diagnostics tests for the technician convenient use Both...

Page 6: ...1 3 INTRODUCTION SM YBD018 1 A 1 GB 1 10 Matching Table 1 10 1 R410A OUTDOOR UNITS INDOOR UNITS Delta 50 DCI LEX HAD 50 DCI DNG 50 DCI SLS 50 DCI CN 50 DCI PXD 50 DCI YBD018 DCI...

Page 7: ...Net Weight 38 Package dimensions 945x655x395 Sound pressure level 3 53 Dimensions 795x610x290 910 Air flow 2160 Sound power level 63 Stacking height 8 levels OUTDOOR Refrigerant control EEV Compressor...

Page 8: ...wer factor 0 97 0 97 Prated IDU 56 Prated IDU ODU 2400 Starting current 10 5 Circuit breaker rating 20 INDOOR Fan type quantity Crossflow x 1 Fan speeds 1200 1050 900 Air flow 1 850 700 550 External s...

Page 9: ...38 Package dimensions 945x655x395 Sound pressure level 3 53 Dimensions 795x610x290 910 Air flow 2160 Sound power level 63 Stacking height 7 levels OUTDOOR Refrigerant control EEV Compressor type model...

Page 10: ...U 80 Prated IDU ODU 2400 Starting current 10 5 Circuit breaker rating 20 INDOOR Fan type quantity Centrifugal x 1 Fan speeds 680 620 550 Air flow 1 620 560 500 External static pressure 0 Sound power l...

Page 11: ...er factor 0 97 0 97 Prated IDU 104 Prated IDU ODU 2400 Starting current 10 5 Circuit breaker rating 20 INDOOR Fan type quantity Centrifugal x 2 Fan speeds 1050 950 700 Air flow 1 870 750 600 External...

Page 12: ...ower factor 0 97 0 97 Prated IDU Prated IDU ODU 2400 Starting current 10 5 Circuit breaker rating 20 INDOOR Fan type quantity Centrifugal x 2 Fan speeds 1100 980 860 Air flow 1 710 600 540 External st...

Page 13: ...N 14511 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 limi...

Page 14: ...4 1 OUTLINE DIMENSIONS SM YBD018 1 A 1 GB 4 OUTLINE DIMENSIONS 4 1 Indoor Unit DELTA 50 DCI 4 2 Indoor Unit LEX 50 DCI 4 3 Indoor Unit HAD 50 DCI 900 295 205 221 295 1060...

Page 15: ...4 2 OUTLINE DIMENSIONS SM YBD018 1 A 1 GB 4 4 Indoor Unit PXD 50 DCI 4 5 Indoor Unit CN 50 DCI 270 2 9 281 100 1 5 0 77 40 625 or 725 625 or 725 575 575...

Page 16: ...4 3 OUTLINE DIMENSIONS SM YBD018 1 A 1 GB 4 6 Outdoor Unit YBD018 3 5 3 065 5...

Page 17: ...B ID Coil o C 15 21 17 24 19 27 21 29 23 32 TC 5 10 5 40 5 65 5 90 6 10 15 SC 3 32 3 52 3 71 3 62 3 68 PI 1 04 1 05 1 05 1 05 1 06 TC 5 05 5 35 5 60 5 85 6 05 20 SC 3 60 3 83 4 04 3 93 4 01 PI 1 13 1...

Page 18: ...utdoor Temperature 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 ENTERING AIR DB ID COIL O c 15 20 25 ENTERING WB OD COIL o C TH Pl TH Pl TH Pl 10 2...

Page 19: ...17 24 19 27 21 29 23 32 TC 5 10 5 40 5 65 5 90 6 10 15 SC 3 69 3 92 4 13 4 03 4 10 PI 0 97 0 97 0 98 0 98 0 98 TC 5 05 5 35 5 60 5 85 6 05 20 SC 3 60 3 83 4 04 3 93 4 01 PI 1 05 1 06 1 06 1 07 1 07 T...

Page 20: ...utdoor Temperature 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 ENTERING AIR DB ID COIL O c 15 20 25 ENTERING WB OD COIL o C TH Pl TH Pl TH Pl 10 2...

Page 21: ...17 24 19 27 21 29 23 32 TC 5 10 5 40 5 65 5 90 6 10 15 SC 3 35 3 55 3 74 3 65 3 71 PI 1 07 1 07 1 08 1 08 1 08 TC 5 05 5 35 5 60 5 85 6 05 20 SC 3 60 3 83 4 04 3 93 4 01 PI 1 16 1 16 1 17 1 18 1 18 T...

Page 22: ...utdoor Temperature 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 ENTERING AIR DB ID COIL O c 15 20 25 ENTERING WB OD COIL o C TH Pl TH Pl TH Pl 10 2...

Page 23: ...17 24 19 27 21 29 23 32 TC 5 10 5 40 5 65 5 90 6 10 15 SC 3 69 3 92 4 13 4 03 4 10 PI 1 07 1 07 1 08 1 08 1 08 TC 5 05 5 35 5 60 5 85 6 05 20 SC 3 60 3 83 4 04 3 93 4 01 PI 1 16 1 16 1 17 1 18 1 18 T...

Page 24: ...utdoor Temperature 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 ENTERING AIR DB ID COIL O c 15 20 25 ENTERING WB OD COIL o C TH Pl TH Pl TH Pl 10 2...

Page 25: ...17 24 19 27 21 29 23 32 TC 5 10 5 40 5 65 5 90 6 10 15 SC 4 18 4 43 4 67 4 56 4 64 PI 1 10 1 10 1 10 1 11 1 11 TC 5 05 5 35 5 60 5 85 6 05 20 SC 3 60 3 83 4 04 3 93 4 01 PI 1 19 1 20 1 20 1 21 1 21 T...

Page 26: ...Outdoor Temperature 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 ENTERING AIR DB ID COIL O c 15 20 25 ENTERING WB OD COIL o C TH Pl TH Pl TH Pl 10...

Page 27: ...1 17 24 19 27 21 29 23 32 TC 5 10 5 40 5 65 5 90 6 10 15 SC 3 42 3 63 3 82 3 74 3 80 PI 1 07 1 07 1 08 1 08 1 08 TC 5 05 5 35 5 60 5 85 6 05 20 SC 3 60 3 83 4 04 3 93 4 01 PI 1 16 1 16 1 17 1 18 1 18...

Page 28: ...Outdoor Temperature 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 ENTERING AIR DB ID COIL O c 15 20 25 ENTERING WB OD COIL o C TH Pl TH Pl TH Pl 10...

Page 29: ...LEVEL CHARACTERISTICS SM YBD018 1 A 1 GB T O B E C O M P L E T E D 6 SOUND LEVEL CHARACTERISTICS 6 1 Sound Pressure Level Figure 1 6 2 Soud Pressure Level Spectrum Measured as Figure 1 FAN SPEED LINE...

Page 30: ...wer Supply To indoor 1PH 230V 50 60Hz Max Current A 15 Circuit Breaker A 20 Power Supply Wiring No X Cross Section mm2 3x2 5 mm2 Interconnecting Cable Model No X Cross Section mm2 4x2 5 mm2 NOTE Power...

Page 31: ...3 02 6 77 1 6 1 63 7 33 7 216 21 25 08 7 63 7 5 1 5 5 72 127 5 1 6 0 7 1 6 1 25 56 5 5 9 17 25 52 1 5 0603 5 1 5 0 8 5 3 3 21 1 9 8 8 3 3 9 9 8 3 3 52 1 5 7 3 3 3 3 1 3 3 3 3 3 86 3 287 225 21752 5 3...

Page 32: ...9 1 ELECTRICAL CONNECTIONS SM YBD018 1 A 1 GB T O B E C O M P L E T E D 9 ELECTRICAL CONNECTIONS 9 1 Wiring Diagram between Indoor Unit and Outdoor Unit...

Page 33: ...10 1 REFRIGERATION DIAGRAMS SM YBD018 1 A 1 GB 10 REFRIGERATION DIAGRAMS 10 1 Cooling and Dry Mode 10 2 Heating Mode...

Page 34: ...3 1 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 o...

Page 35: ...door communication and is represented by a parameter called NLOAD NLOAD is an integer number with values between 0 and 127 and it represents the heat or cool load felt by the indoor unit 12 1 3 Compre...

Page 36: ...nFreq HPA MinFreq MinFreqA Used only for ODU NLOAD Calculation Heat MinFreqH MinFreqHA HPAtMinFreqH HPAtMinFreqHA Notes 1 HP stands for High Pressure 2 Pressure is represented by the following x Cooli...

Page 37: ...te 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 heat load 12 1 1 1 Turbo Speed The Turbo speed is ac...

Page 38: ...ltage R M S V Cool OFMinPercentC NA A Lower Speed Heat OFMinPercentH NA B Higher Speed OFNNoiseMaxPercent NA C Protection Speed OFNNoiseMaxPercent NA D Night Mode Speed NightPercent NA E End of Deicer...

Page 39: ...EEVCV 0 x Once the first 5 minutes are over the correction value is calculated as follow EEVCV EEVSH Discharge EEVTarget CTT x EEVSH Discharge For cooling SHDischargeC CTT OMT For Heating SHDischargeH...

Page 40: ...re 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 12 4 2 Indoor Fan Control in...

Page 41: ...change Decreasing Fast Decreasing ICT 2 SC SC SC SC SC 2 ICT 0 D1 D1 D2 D2 D2 0 ICT 2 SR SR D1 D2 D2 2 ICT 4 SR SR SR D1 D2 4 ICT 6 Norm Norm SR SR D1 6 ICT 8 Norm Norm Norm SR SR 8 ICT Normal 12 7 2...

Page 42: ...1 Stop Compressor SC 12 7 4 Outdoor Coil Overheating Protection OMTn OMTn 1 OMTn 1 1 0 1 1 OMTn HPC5 SC SC SC SC SC HPC4 OMTn HPC5 D2 D2 D2 D2 D2 HPC3 OMTn HPC4 D1 D1 D1 D1 D1 HPC2 OMTn HPC3 SR SR SR...

Page 43: ...Norm SR SR HSTn HSTOH1 Norm Normal Norm No protection status is ON Stop Rise SR System is in protection HzDown1 D1 System is in protection HzDown2 D2 System is in protection 12 7 7 System Over Power P...

Page 44: ...OAT is invalid then DST 8 When OAT 0 then DST round down DeicerCoef OAT 8 Deicing interval time when compressor is first started in heat mode is 30 minutes Deicing interval time is changed increased...

Page 45: ...ver Flow Protection Outdoor unit receives overflow signal from the indoor side 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 12 7 1 1 3 Lev...

Page 46: ...limits state Normal state default Outdoor conditions EnableExceedCond Indoor Mode request Indoor Hydro Family 31 Indoor Non Hydro Family is not 31 1 0 or OAT faulty Outdoor mode Cooling A 47 A 47 Idl...

Page 47: ...ay STAND BY INDICATOR 1 Lights up when the Air Conditioner is connected to power and the mode is STBY 2 Blinks for 3 seconds when the system is switched to Heat Mode by using the Mode Reset Switch on...

Page 48: ...Filter LED is on it turns off the filter indicator Notes 1 Pressing time is defined as the time between press and release 2 If pressing time is one second or less press is considered as short pressing...

Page 49: ...For PXD models STANDBY INDICATOR 1 Lights up when the Air Conditioner is connected to power and is ready for operation OPERATE INDICATOR 4 1 Lights up during operation 2 Blinks for 300 msec to announ...

Page 50: ...des RESET FILTER BUTTON For short pressing When Filter LED is on turn off the FILTER INDICATOR after a clean filter has been reinstalled When Filter LED is off enable disable the buzzer announcer if s...

Page 51: ...e the buttons above are selected according to RC8 design refer to RC8 specifications for the technician convenient use 1 The navigation type selection remote controller or keypad is set through softwa...

Page 52: ...hown for 2 sec o ID the detected IDUs number shown for 2 sec o Active fault among ODU or IDUs each to be shown for 2 sec 2 In diagnostics menu o xx means failure code o Maximum 5 faults are presented...

Page 53: ...selected value will be blinking The set target compressor frequency will be enabled to be scrolled up and down within the minimum and maximum operating frequency values the values do depend on the out...

Page 54: ...eeded 12 12 Jumper Settings 12 12 1 Indoor Unit Controller 12 12 1 1 Hardware Jumpers 0 Open Jumper disconnect jumper 1 Close Jumper connect jumper Self test Jumper J1 OPERATION J1 SELF TEST 1 NORMAL...

Page 55: ...Enable Test Mode J4 Deactivated Activated Default values used in the ROM Default SW jumpers according to the family used in the ROM Property Delta 22 25 35 Thermostatic Stop Heat J2 1 Heat to STBY J3...

Page 56: ...is 1 IDU will use model family general parameters from EEPROM If EEPROM is invalid IDU will ignore J1 and use copy the ROM pointed by the selected jumpers will also set an according fault 12 12 2 Out...

Page 57: ...o Mode Heat Set point 30 x Enteringthrough the outdoor unit initialted by the outdoor unit 12 13 2 Unit Operation in Test Mode When entering through indoor IFAN speed and NLOAD will be set in the fol...

Page 58: ...er level protections only the Stop Compressor status will be operative For other protection statuses the system will behave as in normal one 2 The vertical louver should be Test_Mode_ Angle it should...

Page 59: ...oller 3 Unit 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...

Page 60: ...Checking the refrigeration system Checking system pressures and other thermodynamic measures should be done when system is in Test Mode in Test mode system operates in fixed settings The performance...

Page 61: ...Updated 1 1 0 0 0 25 Bad EEPROM 1 1 0 0 1 26 Bad Communication 1 1 0 1 0 27 Using EEPROM data 1 1 0 1 1 28 Model A 1 1 1 0 0 29 Model B 1 1 1 0 1 30 Model C 1 1 1 1 0 31 Model D 1 1 1 1 1 13 1 3 2 In...

Page 62: ...over Voltage Zero Crossing detection 16 Mismatch between IDU ODU models 17 No Communication 18 System Over Power 19 PFC Current sensor 20 Heat sink Over Heating 21 Deicing 22 Compressor Over Heating 2...

Page 63: ...e connection wire Run the software and choose the COM port you can monitor the A C system state in monitor tab 13 2 Simple procedures for checking the Main Parts 13 2 1 Checking Mains Voltage Confirm...

Page 64: ...uch the naked lead wire and don t insert finger conductor or anything else into the controller when power is on 13 3 2 Charged Capacitors Three large capacity electrolytic capacitors are used in the O...

Page 65: ...14 1 EXPLODED VIEWS AND SPARE PARTS LISTS SM YBD018 1 A 1 GB 14 EXPLODED VIEWS AND SPARE PARTS LISTS 14 1 Outdoor Unit YBD018...

Page 66: ...5 4 poles terminal block 1 18 204107 Cable clip Nylon 1 19 455000108 Double patch Capacitor for fan motor 2uF 1 20 465340080 Valve Cover 1 21 461600079 4 Way Valve Welding Assy 1 22 461030007 4 W valv...

Page 67: ...15 1 APPENDIX A SM YBD018 1 A 1 GB APPENDIX A INSTALLATION AND OPERATION MANUAL REMOTE CONTROL RC7 INSTALLATION AND OPERATION MANUAL YIF018 DCI SERIES...

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