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CONTROL SYSTEM

Service Manual – YBZ DCI 1-A.1 GB

12-1

12.

CONTROL SYSTEM

12.1

Electronic Control

12.1.1 Abbreviations

Abbreviation

Definition

A/C

Air Condition

BMS

Building Management System

PWR

System Power

CTT

Compressor Top Temperature sensor

DCI

DC Inverter

EEV

Electronic Expansion Valve

Heating Element

HMI

Human Machine Interface

HST

Heat Sink Temperature sensor

Hertz (1/sec) – electrical frequency

ICT

Indoor Coil Temperature (RT2) sensor

IDU

Indoor Unit

MCU

Micro Controller Unit

OAT

Outdoor Air Temperature sensor

OCT

ODU Coil Temperature sensor

ODU

Outdoor Unit

OFAN

Outdoor Fan

PFC

Power Factor Corrector

RAC

Residential A/C

Reverse Cycle (Heat Pump)

RGT

Return Gas Temperature sensor

RPS

Rounds per second (mechanical speed)

Reverse Valve

SB,STBY

Stand By

SUCT

Compressor Suction Temperature sensor

S/W

Software

TBD

To Be Defined

TMR

Timer

Summary of Contents for YBZ214

Page 1: ...Outdoor Units AWSI HZD009 H11 AWSI HZD012 H11 AWSI HZD018 H11 AWSI HYD009 H11 AWSI HYD012 H11 AWSI HYD018 H11 AWAU YBZ214 H11 AWAU YBZ318 H11 AWAU YBZ430 H11 REFRIGERANT R410A HEAT PUMP SM YBZ H11 1...

Page 2: ...cates any changes in the relevant page All pages in the following list represent effected non effected pages divided by chapters Dates of issue for original and changed pages are Original 01 14 Nov 10...

Page 3: ...ONS 3 1 4 OUTLINE DIMENSION 4 1 5 PERFORMANCE DATA 5 1 6 PRESSURE CURVES 6 1 7 SOUND LEVEL CHARACTERISTICS 7 1 8 ELECTRICAL DATA 8 1 9 WIRING DIAGRAM 9 1 10 REFRIGERATION DIAGRAMS 10 1 11 TUBING CONNE...

Page 4: ...nverter technology R410A models Microprocessor control and indoor LED display High COP Energy efficiency class A in cooling heating mode Max allowing total tubing distance of 70m for model 18 30 Up to...

Page 5: ...hoto catalytic Bi anti bacterial and observe bad gaseous and smokes 1 4 Control The microprocessor indoor controller and an infrared remote control supplied as standard provides complete operating fun...

Page 6: ...e Product Data Sheet Chapter 2 It includes Compressor mounted in a soundproofed compartment Axial fan Outdoor coil with hydrophilic louver fins for RC units Outlet air fan grill Interconnecting wiring...

Page 7: ...R UNITS AWSI HZD009 H11 AWSI HZD012 H11 AWSI HZD018 H11 OUTDOOR UNITS AWAU YBZ214 H11 X X AWAU YBZ318 H11 X X X AWAU YBZ430 H11 X X X INDOOR UNITS AWSI HYD009 H11 AWSI HYD012 H11 AWSI HYD018 H11 OUTDO...

Page 8: ...3 units 9 9 9 12 9 9 9 9 9 12 9 9 18 9 18 12 12 9 18 18 9 12 12 9 12 18 12 18 18 18 12 12 12 12 12 18 12 18 18 AWAU YBZ430 H11 ELAU VBZ430 H11 2 units 3 units 4units 9 9 9 12 9 9 9 9 9 12 9 9 18 9 9 9...

Page 9: ...25 Refrigerant control EEV Compressor type model Sanyo Twin Rotary C 6RZ146H1A Fan type quantity Propeller direct x 1 Fan speeds H RPM 880 700 500 Air flow H m3 hr 2600 2300 1600 Sound power level H...

Page 10: ...nt control EEV Compressor type model Mitsubishi Twin Rotary TNB220FLHMC Fan type quantity Propeller direct x 1 Fan speeds H RPM 690 600 500 Air flow H m3 hr 3300 2900 2400 Sound power level H dB A 68...

Page 11: ...t control EEV Compressor type model Mitsubishi Twin Rotary TNB220FLHMC Fan type quantity Propeller direct x 1 Fan speeds H RPM 690 600 500 Air flow H m3 hr 3300 2900 2400 Sound power level H dB A 68 S...

Page 12: ...201 Net Weight kg 8 Package dimensions WxHxD mm 844x342x261 INDOOR Packaged weight kg 11 Operation control type Remote control Model Indoor Unit HZD HYD012 Installation Method of Pipe Flared Character...

Page 13: ...atic pressure Min Pa 0 Sound power level 2 SH H M L dB A 55 50 47 42 Sound pressure level 3 SH H M L dB A 45 40 37 32 Moisture removal l hr 2 Condensate drain tube I D mm 16 Dimensions WxHxD mm 865x30...

Page 14: ...ted units 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 Operating Limits R410A Indoor Outdoor Upper limit 32o C DB 23o C WB 43o C DB Cooling Lower...

Page 15: ...OUTLINE DIMENSION Service Manual YBZ DCI 1 A 1 GB 4 1 4 OUTLINE DIMENSION 4 1 Indoor HZD009 HZD012 HYD009 HYD012...

Page 16: ...OUTLINE DIMENSION 4 2 Service Manual YBZ DCI 1 A 1 GB 4 2 Indoor HZD018 HYD018...

Page 17: ...OUTLINE DIMENSION Service Manual YBZ DCI 1 A 1 GB 4 3 4 3 Outdoor YBZ214...

Page 18: ...OUTLINE DIMENSION 4 4 Service Manual YBZ DCI 1 A 1 GB 4 4 Outdoor YBZ318 YBZ430...

Page 19: ...SC 3 44 3 53 3 62 3 70 3 79 30 PI 1 00 1 02 1 04 1 05 1 07 TC 3 41 3 66 3 90 4 14 4 39 SC 3 26 3 35 3 43 3 52 3 60 35 PI 1 10 1 12 1 14 1 16 1 18 TC 80 92 of nominal SC 80 92 of nominal 40 Protection...

Page 20: ...1 06 1 17 TC 3 37 3 23 3 08 2 1 PI 0 98 1 09 1 19 TC 4 44 4 30 4 16 7 6 PI 1 03 1 13 1 23 TC 4 62 4 48 4 33 10 9 PI 1 07 1 18 1 28 TC 4 80 4 65 4 51 15 12 PI 1 12 1 23 1 33 15 24 TC 85 105 of nominal...

Page 21: ...2 SC 6 01 6 16 6 31 6 46 6 61 30 PI 1 85 1 88 1 92 1 95 1 99 TC 5 95 6 37 6 80 7 23 7 65 SC 5 68 5 83 5 98 6 13 6 29 35 PI 2 04 2 08 2 11 2 14 2 18 TC 80 92 of nominal SC 80 92 of nominal 40 Protectio...

Page 22: ...2 08 2 28 TC 6 27 6 00 5 74 2 1 PI 1 93 2 13 2 33 TC 8 26 8 00 7 74 7 6 PI 2 01 2 21 2 41 TC 8 59 8 33 8 06 10 9 PI 2 10 2 30 2 51 TC 8 92 8 66 8 39 15 12 PI 2 19 2 40 2 60 15 24 TC 85 105 of nominal...

Page 23: ...55 SC 6 89 7 06 7 23 7 41 7 58 30 PI 2 13 2 17 2 21 2 25 2 29 TC 6 82 7 31 7 80 8 29 8 78 SC 6 52 6 69 6 86 7 04 7 21 35 PI 2 35 2 39 2 43 2 47 2 51 TC 80 92 of nominal SC 80 92 of nominal 40 Protecti...

Page 24: ...2 25 2 47 TC 6 82 6 53 6 24 2 1 PI 2 09 2 31 2 53 TC 8 99 8 70 8 41 7 6 PI 2 18 2 40 2 62 TC 9 34 9 06 8 77 10 9 PI 2 28 2 50 2 72 TC 9 70 9 42 9 13 15 12 PI 2 38 2 60 2 82 15 24 TC 85 105 of nominal...

Page 25: ...DB T emperature In p u t C u r r e n t A 22 15 24 17 27 19 29 21 32 23 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...

Page 26: ...0 5 10 15 Outdoor WB Temperature Suction Pressure kPa 15 20 25 1500 1750 2000 2250 2500 2750 3000 3250 15 10 5 0 5 10 15 Outdoor WB Temperature Discharge Pressure kPa 15 20 25 Indoor DB 3 00 3 50 4 0...

Page 27: ...40 45 Outdoor DB Temperature Input Current A 22 15 24 17 27 19 29 21 32 23 1500 1750 2000 2250 2500 2750 3000 3250 3500 3750 4000 10 15 20 25 30 35 40 45 Outdoor DB Temperature Discharge Pressure kPa...

Page 28: ...r WB Temperature Suction Pressure kPa 15 20 25 1500 1750 2000 2250 2500 2750 3000 3250 15 10 5 0 5 10 15 Outdoor WB Temperature Discharge Pressure kPa 15 20 25 Indoor DB 6 00 6 50 7 00 7 50 8 00 8 50...

Page 29: ...5 30 35 40 45 Outdoor DB Temperature Input Current A 22 15 24 17 27 19 29 21 32 23 1500 1750 2000 2250 2500 2750 3000 3250 3500 3750 4000 10 15 20 25 30 35 40 45 Outdoor DB Temperature Discharge Press...

Page 30: ...mperature Suction Pressure kPa 15 20 25 1500 1750 2000 2250 2500 2750 3000 3250 15 10 5 0 5 10 15 Outdoor WB Temperature Discharge Pressure kPa 15 20 25 Indoor DB 7 00 7 50 8 00 8 50 9 00 9 50 10 00 1...

Page 31: ...15 NC20 NC25 NC30 NC35 NC40 NC45 NC50 NC55 NC60 NC65 0 10 20 30 40 50 60 70 80 90 63 125 250 500 1000 2000 4000 8000 Octave Band Center Frequencies Hz Octave Band Sound Pressure Level dB re 20 mPa Noi...

Page 32: ...250 500 1000 2000 4000 8000 Octave Band Center Frequencies Hz Octave Band Sound Pressure Level dB re 20 mPa FAN SPEED LINE HI ME LO HZD018 HYD018 Cooling HZD018 HYD018 Heating Noise spectrum NC Curves...

Page 33: ...1PH 220 240V 50Hz Max Current A 15A 21A 21A Circuit Breaker A 25A 32A 32A Power Supply Wiring No X Cross Section mm2 3x2 5 mm2 3x4 0mm2 3x4 0mm2 Interconnecting Cable Model No X Cross Section mm2 4x1...

Page 34: ...WIRING DIAGRAM Service Manual YBZ DCI 1 A 1 GB 9 1 9 WIRING DIAGRAM 9 1 HZD009 HZD012 HYD009 HYD012 9 2 HZD018 HYD018...

Page 35: ...WIRING DIAGRAM 9 2 Service Manual YBZ DCI 1 A 1 GB 9 3 YAZ214...

Page 36: ...WIRING DIAGRAM Service Manual YBZ DCI 1 A 1 GB 9 3 9 4 YAZ318...

Page 37: ...WIRING DIAGRAM 9 4 Service Manual YBZ DCI 1 A 1 GB 9 5 YAZ430...

Page 38: ...WIRING DIAGRAM Service Manual YBZ DCI 1 A 1 GB 9 5 9 6 Wiring connection between IDU and ODU...

Page 39: ...WIRING DIAGRAM Service Manual YBZ DCI 1 A 1 GB 10 1 10 REFRIGERATION DIAGRAMS...

Page 40: ...TUBING CONNECTIONS Service Manual YBZ DCI 1 A 1 GB 11 1 11 TUBING CONNECTIONS...

Page 41: ...Interface HST Heat Sink Temperature sensor Hz Hertz 1 sec electrical frequency ICT Indoor Coil Temperature RT2 sensor IDU Indoor Unit MCU Micro Controller Unit OAT Outdoor Air Temperature sensor OCT...

Page 42: ...following ranges Minimum Frequency MinFreq Maximum Frequency MaxFreq Mode YBZ214 YBZ318 YBZ430 YBZ214 YBZ318 YBZ430 Cooling 15 15 15 110 110 110 Heating 15 15 15 110 110 110 Maximum frequency is also...

Page 43: ...peed High Medium Low Cooling 2 0 2 0 RAT SPT Heating 1 1 3 3 During Auto Fan operating one speed should keep at least 210sec operating before switching to other speeds In DRY mode the automatic fan sp...

Page 44: ...be fully closed to 0 Under Heat Mode relative EEV of inactive indoor will maintain an opening in a range so that refrigerant and oil can come back to outdoor 12 1 6 Reversing Valve RV Control Reversi...

Page 45: ...oil return Oil return operation is to avoid compressor operating with low frequency for long time 12 3 5 2 Oil return operation Indoor display shows H1 Compressor is forced to run higher frequency 12...

Page 46: ...with low frequency for long time 12 4 4 2 Oil return operation Indoor display shows H1 System will run at Cool Mode Compressor is forced to run higher frequency And both IFAN and OFAN are stopped 12 4...

Page 47: ...The display shows the actual running mode and setting temperature There will be 30s delay for mode conversion 1 When RAT 26 degree the cooling mode is selected 2 When RAT 22 degree the unit runs in h...

Page 48: ...2 Indoor Coil Defrost Protection During cooling operation the signals being sent from the indoor unit allow the operating frequency limitation and then prevent freezing of the indoor heat exchanger C...

Page 49: ...er limit of four way valve activating compensation Detail For model 14 Compressor will stop when AC current 16 0A for continuously 2 5s For model 18 30 Compressor will stop when AC current 20 0A for c...

Page 50: ...take it as connected 12 8 8 IPM module protection When the compressor starts if there is over current or control voltage low for IPM module as some abnormal results IPM will detect module protection...

Page 51: ...mpressor Phase protection If any phase is detected open when compressor starting the system will stop as protection The protection will be cleared after 1 min and system will try to restart If the uni...

Page 52: ...al situation the setting temperature is displayed 2 Shows outdoor temperature or indoor temperature when receiving the corresponding demand from controller It resumes displaying setting temperature 5s...

Page 53: ...continuously in 5 sec The Forced Deicing request will be sent to ODU After ODU received the Forced Deicing request IDU will cancel the setting and request of Forced Deicing System operation will follo...

Page 54: ...g any of the circuit parts without first turning off the power At time such as when the circuit board is to be replaced place the circuit board assembly in a vertical position Normally diagnose troubl...

Page 55: ...ent protection 7 IPM protection 8 IPM overheating protection 9 PFC protection 10 Stop for DC over current protection 11 DC over Voltage protection 12 DC under Voltage protection 13 Compressor startup...

Page 56: ...t 43 Chanel A communication malfunction 44 Chanel B communication malfunction 45 Chanel C communication malfunction 46 Chanel D communication malfunction 47 IDU A defrost protection 48 IDU B defrost p...

Page 57: ...lfunction E6 6 1 Wiring mistakes 2 IDU or ODU PCB problem Mode conflict E7 7 Mode conflict to other IDU Indoor coil Outdoor coil over heating protection E8 8 1 Too high ambient temperature 2 Poor heat...

Page 58: ...P7 18 1 Senor was broken or damaged 2 PCB temperature detection circuit has problem HST over heating protection P8 19 1 Insufficient attachment of IPM module to Heatsink 2 Outdoor PCB problem DC under...

Page 59: ...or Fan Motor Enter Test Mode where the OFAN speed is high Check the voltage between two pins Hi and N of connector Controller OFAN normal voltage is 220VAC 13 2 4 Checking the Compressor The compresso...

Page 60: ...0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Temperature C Resistance Kohm 14 1 2 ICT OCT RGT RLT ICT OCT R T Chart 0 10 20 30 40 50 60 70 80...

Page 61: ...CS OF SENSOR 14 2 Service Manual YBZ DCI 1 A 1 GB 14 1 3 CTT CTT R T Chart 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Temperature C Res...

Page 62: ...EXPLODED VIEW SPARE PART LIST Service Manual YBZ DCI 1 A 1 GB 15 1 15 EXPLODED VIEW SPARE PART LIST 15 1 Exploded view of indoor unit HYD009 012 HZD009 012...

Page 63: ...00204056 Connecting Cable 1 15 30510136_K46462 Remote Controller 1 16 39000305 sensor 1 17 390000453 Ambient Temperature Sensor 1 18 24212108 Evaporator Support 1 19 01002270 Evaporator Assy 1 20 0125...

Page 64: ...00204056 Connecting Cable 1 15 30510136_K46462 Remote Controller 1 16 39000305 sensor 1 17 390000453 Ambient Temperature Sensor 1 18 24212108 Evaporator Support 1 19 01002745 Evaporator Assy 1 20 0125...

Page 65: ...Controller 1 16 39000305 sensor 1 17 390000453 Ambient Temperature Sensor 1 18 24212108 Evaporator Support 1 19 01002270 Evaporator Assy 1 20 0125201801A Wall Mounting Frame 1 21 10352423 Cross Flow...

Page 66: ...Controller 1 16 39000305 sensor 1 17 390000453 Ambient Temperature Sensor 1 18 24212108 Evaporator Support 1 19 01002745 Evaporator Assy 1 20 0125201801A Wall Mounting Frame 1 21 10352423 Cross Flow...

Page 67: ...EXPLODED VIEW SPARE PART LIST 15 6 Service Manual YBZ DCI 1 A 1 GB 15 6 Exploded view of indoor unit HYD018 HZD018...

Page 68: ...black 1 16 390000453 Ambient Temperature Sensor 1 17 24212119 Evaporator Support 1 18 0100260301 Evaporator Assy 1 19 01252484 Wall Mounting Frame 1 20 10352036 Cross Flow Fan 1 21 26112231 Motor Pre...

Page 69: ...t Temperature Sensor 1 17 24212119 Evaporator Support 1 18 01002603 Evaporator Assy 1 19 01252484 Wall Mounting Frame 1 20 10352036 Cross Flow Fan 1 21 26112231 Motor Press Plate 1 22 15012116 Motor 1...

Page 70: ...EXPLODED VIEW SPARE PART LIST Service Manual YBZ DCI 1 A 1 GB 15 9 15 9 Exploded view of outdoor unit YBZ214...

Page 71: ...Big Handle 1 15 4300008401 Electric expand valve fitting 1 16 43000084 Electric expand valve fitting 1 17 43120130 PFC Inductance 1 18 01233117 Clapboard Sub Assy 1 19 3900030901 Temperature Sensor 1...

Page 72: ...EXPLODED VIEW SPARE PART LIST Service Manual YBZ DCI 1 A 1 GB 15 11 15 11 Exploded view of outdoor unit YBZ318...

Page 73: ...0008402 Electric expand valve fitting 1 19 07133456 Electronic Expansion Valve assy 1 20 4300008401 Electric expand valve fitting 1 21 43000084 Electric expand valve fitting 1 22 4300040033 4 way Valv...

Page 74: ...EXPLODED VIEW SPARE PART LIST Service Manual YBZ DCI 1 A 1 GB 15 13 15 13 Exploded view of outdoor unit YBZ430...

Page 75: ...e Sensor 1 19 4300008403 Electric expand valve fitting 1 20 4300008402 Electric expand valve fitting 1 21 4300008401 Electric expand valve fitting 1 22 43000084 Electric expand valve fitting 1 23 4300...

Page 76: ...EXPLODED VIEW SPARE PART LIST Service Manual YBZ DCI 1 A 1 GB 15 15 APPENDIX...

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