Airwell SX 12 DCI Service Manual Download Page 3

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TABLE OF CONTENTS

SM YAZ318 1-A.1 GB

1-1

Table of Contents

INTRODUCTION ............................................................................................................................. 1-1

PRODUCT DATA SHEET............................................................................................................... 2-1

RATING CONDITIONS ................................................................................................................... 3-1

OUTLINE DIMENSIONS................................................................................................................. 4-1

PERFORMANCE DATA ................................................................................................................. 5-1

OPERATING CURVES ................................................................................................................... 6-1

ELECTRICAL DATA....................................................................................................................... 7-1

WIRING DIAGRAM ......................................................................................................................... 8-1

REFRIGERATION DIAGRAM ........................................................................................................ 9-1

10.

TUBING CONNECTIONS ............................................................................................................... 10-1

11.

CONTROL SYSTEM ....................................................................................................................... 11-1

12.

TROUBLESHOOTING.................................................................................................................... 12-1

13.

EXPLODED VIEW AND SPARE PART LIST ................................................................................ 13-1

APPENDIX A

.............................................................................................................................. 14-1

Summary of Contents for SX 12 DCI

Page 1: ...EAT PUMP SM YAZ318 1 A 1 GB FEBRUARY 2011 Version 1 YAZ318 Indoor Units Outdoor Units AWSI PNXA009 012 N11 CK09 12 DCI SX09 12 DCI DLF09 12 DCI XLF09 12 DCI AWSI HAD007 009 012 N11 AWSI HFD007 009 012...

Page 2: ...hanges 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 17 February 11 Total...

Page 3: ...3 RATING CONDITIONS 3 1 4 OUTLINE DIMENSIONS 4 1 5 PERFORMANCE DATA 5 1 6 OPERATING CURVES 6 1 7 ELECTRICAL DATA 7 1 8 WIRING DIAGRAM 8 1 9 REFRIGERATION DIAGRAM 9 1 10 TUBING CONNECTIONS 10 1 11 CON...

Page 4: ...LEX PNX series Lego concept Products line of wall mounted floor ceiling cassette ducted with capacity models of 2 2 2 5 and 3 5 kW Networking connectivity Pre charged system Ready for Base heater conn...

Page 5: ...e INDOOR UNITS AWSI PNXA009 N11 AWSI PNXA012 N11 CK09 DCI CK12 DCI SX09 DCI SX12 DCI DLF09 DCI DLF12 DCI XLF09 DCI AWSI XLD009 N11 XLF12 DCI AWSI XLD012 N11 AWSI HAD007 N11 AWSI HAD009 N11 AWSI HAD012...

Page 6: ...ION SM YAZ318 1 A 1 GB 1 3 1 6 Indoor Unit combinations YAZ318 Unit A Unit B Unit D Code Sum 22 22 22 3 22 22 25 3 22 22 35 3 5 22 25 25 3 22 25 35 3 5 25 25 25 3 25 25 35 3 5 Nominal Indoor Units Com...

Page 7: ...g 48 Package dimensions WxHxD mm 990x770x430 Packaged weight kg 52 Units per pallet Units 9 Stacking height units 3 Refrigerant type R410A Standard charge kg 15m 1 6 OUTDOOR Additional charge Length 2...

Page 8: ...11 5 Package dimensions WxHxD mm 870x356x282 Packaged weight kg 14 Units per pallet units 28 INDOOR Stacking height units 7 levels 2 2 2 AWSI PNXA012 N11 Model Indoor Unit AWSI PNXA012 N11 Installatio...

Page 9: ...700X700X103 800X800X103 Packaged weight kg 16 2 3 4 4 2 Units per pallet units 12 INDOOR Stacking height units 6 levels 2 2 4 CK12 DCI Model Indoor Unit CK12 DCI Installation Method of Pipe Flared Po...

Page 10: ...xHxD mm 920x726x273 Package weight kg 25 Units per pallet units 14units per pallet INDOOR Units stacking units 7 levels 2 2 6 SX12 DCI Model Indoor Unit SX12 DCI Installation Method of Pipe Flared Pow...

Page 11: ...WxHxD mm 885x695x226 Package weight kg 23 Units per pallet units 14units per pallet INDOOR Units stacking units 7 levels 2 2 8 DLF12 DCI Model Indoor Unit DLF12 DCI Installation Method of Pipe DUCTED...

Page 12: ...sions WxHxD mm 700x700x255 Packaged weight kg 15 5 Units per pallet units 16 INDOOR Stacking height units 8levels 2 2 10 XLF12 DCI AWSI XLD012 N11 Model Indoor Unit XLF12 DCI AWSI XLD012 N11 Installat...

Page 13: ...ackage dimensions WxHxD mm 740x310x248 Packaged weight kg 10 Units per pallet units 32 INDOOR Stacking height units 8 2 2 12 AWSI HAD009 N11 Model Indoor Unit AWSI HAD009 N11 Installation Method of Pi...

Page 14: ...sions WxHxD mm 900x310x248 Packaged weight kg 11 Units per pallet units 32 INDOOR Stacking height units 8 2 2 14 AWSI HFD007 N11 Model Indoor Unit AWSI HFD007 N11 Installation Method of Pipe Flared Po...

Page 15: ...D mm 740x320x265 Packaged weight kg 10 Units per pallet units 36 units per pallet INDOOR Stacking height units 9 levels 2 2 16 AWSI HFD012 N11 Model Indoor Unit AWSI HFD012 N11 Installation Method of...

Page 16: ...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 Upper limit 32o C DB 23o C WB 46o C DB Cooling Lower limit 21o C...

Page 17: ...OUTLINE DIMENSIONS SM YAZ318 1 A 1 GB 4 1 4 OUTLINE DIMENSIONS 4 1 Indoor Unit PNXA009 012...

Page 18: ...OUTLINE DIMENSIONS SM YAZ318 1 A 1 GB 4 2 4 2 Indoor Unit CK09 12 DCI Unit Model Main unit A Insulation B Front Step C Front width D Front height E Effective Height H 25 35 219 2 9 625 725 40 230...

Page 19: ...OUTLINE DIMENSION SM YAZ318 1 A 1 GB 4 3 4 3 Indoor Unit SX09 12 DCI 4 4 Indoor Unit XLF09 12 DCI AWSI XLD009 012 N11...

Page 20: ...OUTLINE DIMENSIONS SM YAZ318 1 A 1 GB 4 4 4 5 Indoor Unit DLF09 12 DCI...

Page 21: ...OUTLINE DIMENSION SM YAZ318 1 A 1 GB 4 5 4 6 Indoor Unit AWSI HAD007 009 N11 4 7 Indoor Unit AWSI HAD012 N11...

Page 22: ...OUTLINE DIMENSIONS SM YAZ318 1 A 1 GB 4 6 4 8 Indoor Unit AWSI HFD007 009 N11 4 9 Indoor Unit AWSI HFD012 N11...

Page 23: ...OUTLINE DIMENSION SM YAZ318 1 A 1 GB 4 7 4 10 OUTDOOR UNIT YAZ318...

Page 24: ...A 9 9 9 1730 1730 1730 5200 1860 6450 1460 640 2100 3 56 A 9 9 12 1560 1560 2080 5200 1880 6500 1460 640 2150 3 56 A Nominal Indoor Units Combination 5 1 2 Heating Capacity Power Consumption W Operat...

Page 25: ...17 SC 0 98 1 00 1 03 1 05 1 07 30 PI 0 88 0 89 0 91 0 92 0 94 TC 0 87 0 94 1 00 1 06 1 13 SC 0 96 0 98 1 00 1 02 1 04 35 PI 0 97 0 99 1 00 1 02 1 03 TC 0 83 0 89 0 95 1 02 1 08 SC 0 93 0 95 0 97 1 00...

Page 26: ...2 PI 0 86 0 92 0 98 TC 0 81 0 76 0 72 2 1 PI 0 89 0 95 1 01 TC 1 04 1 00 0 96 7 6 PI 0 94 1 00 1 06 TC 1 10 1 06 1 01 10 9 PI 1 00 1 06 1 12 TC 1 16 1 12 1 07 15 12 PI 1 05 1 11 1 17 15 24 TC 85 105 o...

Page 27: ...17 SC 0 98 1 00 1 03 1 05 1 07 30 PI 0 88 0 89 0 91 0 92 0 94 TC 0 87 0 94 1 00 1 06 1 13 SC 0 96 0 98 1 00 1 02 1 04 35 PI 0 97 0 99 1 00 1 02 1 03 TC 0 83 0 89 0 95 1 02 1 08 SC 0 93 0 95 0 97 1 00...

Page 28: ...2 PI 0 86 0 92 0 98 TC 0 81 0 76 0 72 2 1 PI 0 89 0 95 1 01 TC 1 04 1 00 0 96 7 6 PI 0 94 1 00 1 06 TC 1 10 1 06 1 01 10 9 PI 1 00 1 06 1 12 TC 1 16 1 12 1 07 15 12 PI 1 05 1 11 1 17 15 24 TC 85 105 o...

Page 29: ...17 SC 0 98 1 00 1 03 1 05 1 07 30 PI 0 88 0 89 0 91 0 92 0 94 TC 0 87 0 94 1 00 1 06 1 13 SC 0 96 0 98 1 00 1 02 1 04 35 PI 0 97 0 99 1 00 1 02 1 03 TC 0 83 0 89 0 95 1 02 1 08 SC 0 93 0 95 0 97 1 00...

Page 30: ...2 PI 0 86 0 92 0 98 TC 0 81 0 76 0 72 2 1 PI 0 89 0 95 1 01 TC 1 04 1 00 0 96 7 6 PI 0 94 1 00 1 06 TC 1 10 1 06 1 01 10 9 PI 1 00 1 06 1 12 TC 1 16 1 12 1 07 15 12 PI 1 05 1 11 1 17 15 24 TC 85 105 o...

Page 31: ...17 SC 0 98 1 00 1 03 1 05 1 07 30 PI 0 88 0 89 0 91 0 92 0 94 TC 0 87 0 94 1 00 1 06 1 13 SC 0 96 0 98 1 00 1 02 1 04 35 PI 0 97 0 99 1 00 1 02 1 03 TC 0 83 0 89 0 95 1 02 1 08 SC 0 93 0 95 0 97 1 00...

Page 32: ...2 PI 0 86 0 92 0 98 TC 0 81 0 76 0 72 2 1 PI 0 89 0 95 1 01 TC 1 04 1 00 0 96 7 6 PI 0 94 1 00 1 06 TC 1 10 1 06 1 01 10 9 PI 1 00 1 06 1 12 TC 1 16 1 12 1 07 15 12 PI 1 05 1 11 1 17 15 24 TC 85 105 o...

Page 33: ...5 6 1 Cooling Tubing Length Capacity Ratio Cooling 1 Unit 0 76 0 81 0 86 0 91 0 96 1 01 1 06 0 5 10 15 20 25 30 Tubing Length m Capacity Ratio 5 6 2 Heating Tubing Length Capacity Ratio Heating 1 Unit...

Page 34: ...OPERATING CURVES SM YAZ318 1 A 1 GB 6 1 6 OPERATING CURVES 6 1 Model YAZ3 018 DCI 6 1 1 Cooling Technician Mode...

Page 35: ...OPERATING CURVES 6 2 SM YAZ318 1 A 1 GB 6 1 2 Heating Technician Mode...

Page 36: ...OPERATING CURVES SM YAZ318 1 A 1 GB 6 3 6 1 3 Tubing Length correction Factor...

Page 37: ...eaker 20A Power supply wiring no x cross section 3 X 2 0 mm2 Interconnecting cable no x cross section 4 X 1 5 mm2 For each IDU Note Inrush current is the current when power is up charging the DC capac...

Page 38: ...YEL FERRITE CN301 GREEN CN402 RED CN401 WHITE CN304 TX RX GND 5V 12V CN503 WHITE DMSMP P205 P204 IDUC RLT P203 IDUB P202 IDUA RGT CN302 YELLOW CN303 RED WHITE FERRITE P107 P103 P102 P101 L N C P501 P5...

Page 39: ...door unit A To indoor unit B To indoor unit D To indoor unit A To indoor unit D To indoor unit B INDOOR UNIT Strainer RLT D RLT B RLT A 1 4 1 4 1 4 Liquid vavle 3 8 EEV Liquid receiver 0 5l Filter 3 8...

Page 40: ...eperator RGT A 3 8 RGT D To indoor unit B To indoor unit D Gas vavle 1 2 1 4 RLT D 1 4 RLT B 1 4 RLT A Liquid receiver 0 5l Liquid vavle 3 8 Filter Strainer EEV To indoor unit B To indoor unit A To in...

Page 41: ...TUBING CONNECTIONS SM YAZ318 1 A 1 GB 10 1 10 TUBING CONNECTIONS...

Page 42: ...e 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 ODU Coil Temperature sensor OMT Out...

Page 43: ...rature OCT Outdoor Coil heat exchanger Temperature HST Heat Sink Temperature RGT1 4 Indoor Unit 1 4 Returned Gas Temperatures RLT 1 4 Indoor Unit 1 4 Returned Liquid Temperatures 11 2 7 Base Heater He...

Page 44: ...according to the following table Capacity group Capacity Code 0 1 1 1 5 2 1 7 3 2 4 3 For Model S YBD022 YAZ318 Total Detected IDU Code Sum of IDU code Detected IDU units Minimum Allowed Maximum Allo...

Page 45: ...YAZ318 Com Channel 4 Yes Yes No No No Notes 1 The outdoor will keep establishing normal communication with the indoor or DMSMP 2 The outdoor will show diagnostics normally 3 The SB LED will keep ON a...

Page 46: ...C Temp 125 o C OMT Temp 35 o C Temp 75 o C ICT Temp 30 o C Temp 75 o C RGT Temp 30 o C Temp 126 o C RLT Temp 30 o C Temp 126 o C 11 3 3 2 System responses for different thermistor failure Thermistor D...

Page 47: ...user setting unit will operate fan in selected speed In Auto Fan user setting fan speed will be adjusted automatically according to the calculated NLOAD 11 4 3 Heat Mode NLOAD is calculated according...

Page 48: ...LOADIF1C Hz When the room temperature is lower than the set point compressor will be switched OFF and indoor fan will cycle 3 minutes OFF 1 minute ON 11 4 6 Indoor Units Operation when Indoor Unit Mod...

Page 49: ...ng Model STANDBY INDICATOR Lights up when the Air Conditioner is connected to power and is ready for operation OPERATE INDICATOR 1 Lights up during operation 2 Blinks for 300 msec to announce that a R...

Page 50: ...cted in this order SB Cool Mode Heat Mode SB In long pressing system enters diagnostic mode POWER BUTTON Toggle the unit between OPER STBY modes RESET FILTER BUTTON For short pressing When Filter LED...

Page 51: ...ined according to that unit request unless the unit is at STBY mode In case priority unit is SB the mode will be set acceding to first request priority 11 5 1 3 Forced operation mode If forced mode is...

Page 52: ...tion NLOAD limits as a function of indoor fan speed Indoor Fan Speed Maximum NLOAD Cooling Maximum NLOAD Heating Low Max NLOADIF1C 127 Medium Max NLOADIF2C 127 High Max NLOADIF3C 127 Turbo Max NLOADIF...

Page 53: ...EEV can move no more than 20 steps at a time When required the EEV s move one by one in sequence until the target position is achieved for every EEV The following diagram presents the EEV steps until...

Page 54: ...4 1 Behavior when there is a failure in OFAN Whenever OFAN fault occurs the compressor will be stopped immediately 11 5 4 2 Protection Behavior In cool mode the OFAN will operate according to CTT or H...

Page 55: ...protection status among the all indoor units 11 5 9 IDU Protections 11 5 9 1 Indoor Coil Defrost Protection ICT Trend ICT Fast Increasing Increasing No change Decreasing Fast Decreasing ICT 2 SC SC S...

Page 56: ...rotection level is defined by the higher level of protection received 11 5 11 Deicing 11 5 11 1 Deicing Starting Conditions Deicing operation will start when either one of the following conditions exi...

Page 57: ...Any T1 T2 T3 T3 T1 OCT 0 Threshold T1 T2 36 seconds T3 6 seconds 11 5 11 3 Condensate Water over Flow Protection Each of the pins P1 P2 P3 can have two options 1 When it is shorted with P4 0 When it...

Page 58: ...L ON Pump OFF 11 5 11 5 1 Level Logic used in all models except for floor ceiling models P2 P3 Level Don t care 1 Normal Don t care 0 Overflow ANY 0 ON NLOAD PUMP OFF ON OPER LED OFF Overflow Water Le...

Page 59: ...ected properly to the right EEV channels 4 No mix between the indoor unit s tubes each indoor unit must have its own tubes connected properly to the outdoor unit If the rules above are not respected t...

Page 60: ...ressing Esc for 5 seconds When exiting the test the system will still keep the latest result from the previous test 11 6 6 Faults during the test Upon the following the system will terminate installat...

Page 61: ...B CC CD x Wire name Marked by technician 1 2 3 4 For non connected indoor units there is no need for label The result is presented in the following way Present for 2 sec Present for 2 Sec Interpretati...

Page 62: ...chnician Interpretation 1 Cd Move wire 1 to communication channel Cd 2 Cc Move wire 2 to communication channel Cc 3 C_ Do not know where to put wire 3 4 C_ Do not know where to put wire 4 EA o EEV of...

Page 63: ...sec Repeat r3 keep 2 sec X3Y3Z3 keep 2 sec W3 keep 2 sec 4 x 4 Repeat r4 keep 2 sec X4Y4Z4 keep 2 sec W4 keep 2 sec Note Scrolling between r1 r2 r3 and r4 is done through the Up and Down buttons Defi...

Page 64: ...ll be ignored o Protections will be operative for stop compressor not to be implemented in the current version o The compressor and the outdoor fan will be working in target preset values according to...

Page 65: ...Point Selection command Go down one level in the menu or select an option Select button FAN mode Escaping command Go up one level in the menu Escape button Oper STBY RC8 sketch FAN SPT SPT Oper LCD Bu...

Page 66: ...it A a Indoor Unit A axx Indoor Unit B b Indoor Unit B bxx Indoor Unit C c Indoor Unit C cxx Indoor Unit D d Indoor Unit D dxx Set Up Stp First IDU Wins idu IDU A is master a p IDU B is master b p IDU...

Page 67: ...out of any press 5 Technician Test mode once is selected is exited after 60 minutes from entry 6 All the menus except Status and its sub menu Technician Test once selected are automatically exited to...

Page 68: ...LOAD 3 C NLOAD 4 D Capacity Code CAP Capacity Code 1 A Capacity Code 2 B Capacity Code 3 C Capacity Code 4 D Family Fa Family 1 A Family 2 B Family 3 C Family 4 D Model dl Model 1 A Model 2 B Model 3...

Page 69: ...nits o The modes Cool Heat Dry Fan Auto will be presented CL Ht dr FAn AUt o The current is the AC current of the unit o The models A b C and d will be presented A b c and d respectively 11 9 Jumper s...

Page 70: ...R 1 2 1 Hz Sec NA 22 StopRise 0 1 6 Hz Sec NA 23 DImin 30 minute 24 DImax 120 Minute 25 TimeD 1 Minute 26 DTmin 2 Minute 27 DIT 10 Minute 28 CTMRUP 10 Minute 29 DIF 30 Minute 30 TCT 240 Second 31 Comp...

Page 71: ...Step 53 EEVMinOperOpenHInactive 50 Step Name S YAZ318 Unit 54 EEVMaxOperOpenHInactive 120 Step 55 InvAccel 3 NA 56 InvDecel 1 NA 57 OCTExitDeicer 12 C 58 MaxDeicerTime 15 Minute 62 EEVDecierOpenSingl...

Page 72: ..._OL_Alpha_M1_C 12 026 NA 122 EEV_OL_Beta_M1_C 0 576 NA 123 EEV_OL_ Gamma _M1_C 1 16 NA 124 EEV_OL_Delta _M1_C 179 NA 125 EEV_OL_Alpha_M2_C 5 34 NA Name S YAZ318 Unit 126 EEV_OL_Beta_M2_C 0 797 NA 127...

Page 73: ...ICT to enable Turbo fan speed 40 Parameters for IDU defrost protection ICTDef1 ICT to go back to normal 8 ICTDef2 ICT to stop rise when ICT decrease 6 ICTDef3 ICT to stop rise when ICT is stable 4 IC...

Page 74: ...blem with display PCB Replace display PCB If still not OK replace controller Unit in heat mode and coil is still not warm Change to cool mode Outdoor unit is in opposite mode Change operation mode 4 I...

Page 75: ...heat instead of cool Electronics or RV problem Check RV 12 4 4 16 All components are operating properly but no cooling or no heating Refrigerant leak Check refrigeration system 12 2 17 Compressor mot...

Page 76: ...ed Yes 0 0 1 0 0 5 OMT is shorted disconnected Yes 0 0 1 0 1 6 RGT is shorted disconnected Yes 0 0 1 1 0 7 RLT is shorted disconnected Yes 0 0 1 1 1 8 Reserved No 0 1 0 0 0 9 Reserved No 0 1 0 0 1 10...

Page 77: ...compressor is below operable value Check AC input line voltage RMS value it should read above 198VAC If voltage is above 198VAC and DC under voltage error is continuous display replace controller 14 D...

Page 78: ...multimeter Resistance value should be below 1 OHM If multimeter display high resistance replace DC FAN motor Return controller if error is persistent 26 Compressor Lock No correct drive current can b...

Page 79: ...1 ODU RO TO Master Slave Slave Slave Channel LED Ri has communication The relevant LEDi will be ON Ri has no communication The relevant LEDi will be Off LED on DMSMP Damage ODU IDU 1 2 3 4 O How to ch...

Page 80: ...Led will blink during the same 5 seconds according to the following table No Fault Name 5 4 3 2 1 1 RT 1 is disconnected 2 RT 1 is shorted 3 RT 2 is disconnected 1 1 4 RT 2 is shorted 1 Reserved 1 1 7...

Page 81: ...If Mains voltage is out of this range abnormal operation of the system is expected If in range check the Power Circuit Breaker and look for broken or loosed cable lugs or wiring mistake s 12 4 2 Chec...

Page 82: ...ic interference EMC problems 12 4 8 1 EMC troubles to the A C unit Locations most susceptible to noise 1 Locations near broadcast stations where there are strong electromagnetic waves 2 Locations near...

Page 83: ...ller Therefore charging voltage 380VDC remains after power down Discharging takes about one minute after turned off Touching the Outdoor unit controller before discharging may cause an electrical shoc...

Page 84: ...EXPLODED VIEW AND SPARE PART LIST SM YAZ318 1 A 1 GB 13 1 13 EXPLODED VIEW AND SPARE PART LIST 13 1 Multi YAZ318 Exploded View...

Page 85: ...m 1 25 452682800 EEV coil CAM MD12FKS 1 Red 530mm 1 26 452682802 EEV coil CAM MD12FKS 2 White connector 530mm 1 27 463650003 Manifold Assy DCI TRIO DELTA 1 28 452783501 Brass Connector with Flange 3 8...

Page 86: ...EXPLODED VIEW AND SPARE PART LIST SM YAZ318 1 A 1 GB 14 1 14 APPENDIX A INSTALLATION AND OPERATION MANUAL...

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