Electra K 25 DCI INV Service Manual Download Page 34

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8-1

WIRING DIAGRAMS

Revision Y05-02

Service Manual - K DCI

8. WIRING

DIAGRAMS

8.1

K25, 35, 35S, 50 DCI

CONTENTS

Summary of Contents for K 25 DCI INV

Page 1: ...nual K DCI Inverter series REFRIGERANT R410A HEAT PUMP DECEMBER 2004 Indoor Units Outdoor Units K 25 DCI INV ONG 25 DCI INV K 35 DCI INV ONG 35 DCI INV K 35S DCI INV ONG 35S DCI INV K 50 DCI INV ONG 5...

Page 2: ...inal and changed pages are Original 1 15 January 2005 Total number of pages in this publication is 70 consisting of the following Page No Revision No Page No Revision No Page No Revision No Title 0 A...

Page 3: ...SHEET 2 1 3 RATING CONDITIONS 3 1 4 OUTLINE DIMENSIONS 4 1 5 PERFORMANCE DATA 5 1 6 PRESSURE CURVES 6 1 7 ELECTRICAL DATA 7 1 8 WIRING DIAGRAMS 8 1 9 REFRIGERATION DIAGRAMS 9 1 10 TUBING CONNECTIONS 1...

Page 4: ...INV series bene ts from the most advanced technological innovations namely DC Inverter technolegy R410a High COP level A Lego Concept Pre Charged units up to the max alowing tubing distance Networking...

Page 5: ...t The K DCI INV outdoor units can be installed as oor or wall mounted units by using a wall supporting bracket The metal sheets are protected by anti corrosion paint work allowing long life resistance...

Page 6: ...5 DCI K35S DCI K50 DCI ONG 25 DCI R410A ONG 35 DCI R410A 0NG 50 DCI R410A The above table lists outdoor units and K indoor units which can be matched together In addition the listed outdoor units can...

Page 7: ...imensions W H D mm 685 415 685 Units per Pallet Units 10 INDOOR Stacking Height Units 5 Refrigerant Control Electronic Expansion Valve Compressor Type Model Single Rotary DC Inverter Panasonic 5RS102X...

Page 8: ...W H D mm 685 415 685 Units per Pallet Units 10 INDOOR Stacking Height Units 5 Refrigerant Control Electronic Expansion Valve Compressor Type Model Single Rotary DC Inverter Panasonic 5RS102XAB Fan Typ...

Page 9: ...W H D mm 685 415 685 Units per Pallet Units 10 INDOOR Stacking Height Units 5 Refrigerant Control Electronic Expansion Valve Compressor Type Model Single Rotary DC Inverter Panasonic 5RS102XAB Fan Ty...

Page 10: ...W H D mm 685 415 685 Units per Pallet Units 10 INDOOR Stacking Height Units 5 Refrigerant Control Electronic Expansion Valve Compressor Type Model SCROLL Panasonic 5CS130XCC03 Fan Type Quantity Axial...

Page 11: ...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 limit...

Page 12: ...4 1 OUTLINE DIMENSIONS Revision Y05 02 Service Manual K DCI 4 OUTLINE DIMENSIONS 4 1 Indoor Unit K 25 35 35S 50 DCI 4 2 Outdoor Unit ONG 25 35 35S 50 DCI CONTENTS CONTENTS...

Page 13: ...2 04 2 08 2 12 2 17 2 21 PI 0 52 0 53 0 54 0 54 0 55 35 TC 2 18 2 34 2 50 2 66 2 82 SC 1 98 2 03 2 07 2 11 2 16 PI 0 57 0 58 0 59 0 60 0 61 40 TC 2 07 2 23 2 38 2 54 2 70 SC 1 93 1 97 2 02 2 06 2 10...

Page 14: ...4 0 90 2 1 TC 2 75 2 59 2 44 PI 0 82 0 87 0 93 7 6 TC 3 55 3 40 3 25 PI 0 86 0 92 0 97 10 9 TC 3 75 3 60 3 44 PI 0 91 0 97 1 02 15 12 TC 3 94 3 79 3 64 PI 0 96 1 02 1 07 15 24 TC 85 105 of nominal Pro...

Page 15: ...g Length 5 2 1 Cooling 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 1 00 1 01 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Tubing Length m Capacity Ratio 5 2 2 Heating 0 90 0 92 0 94 0 96 0 98 1 00...

Page 16: ...8 2 63 2 69 2 74 2 79 PI 0 83 0 85 0 86 0 88 0 89 35 TC 3 06 3 28 3 50 3 72 3 94 SC 2 51 2 57 2 62 2 67 2 73 PI 0 92 0 94 0 95 0 96 0 98 40 TC 2 89 3 12 3 34 3 56 3 78 SC 2 45 2 50 2 55 2 61 2 66 PI 1...

Page 17: ...3 1 31 2 1 TC 3 47 3 28 3 09 PI 1 19 1 27 1 35 7 6 TC 4 49 4 30 4 11 PI 1 25 1 33 1 41 10 9 TC 4 74 4 55 4 36 PI 1 32 1 40 1 49 15 12 TC 4 99 4 80 4 60 PI 1 40 1 48 1 56 15 24 TC 85 105 of nominal Pro...

Page 18: ...g Length 5 4 1 Cooling 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 1 00 1 01 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Tubing Length m Capacity Ratio 5 4 2 Heating 0 90 0 92 0 94 0 96 0 98 1 00...

Page 19: ...3 2 69 2 74 2 79 PI 0 76 0 78 0 79 0 80 0 82 35 TC 3 06 3 28 3 50 3 72 3 94 SC 2 51 2 57 2 62 2 67 2 73 PI 0 84 0 86 0 87 0 88 0 90 40 TC 2 89 3 12 3 34 3 56 3 78 SC 2 45 2 50 2 55 2 61 2 66 PI 0 92 0...

Page 20: ...9 1 16 2 1 TC 3 63 3 43 3 23 PI 1 05 1 13 1 20 7 6 TC 4 70 4 50 4 30 PI 1 11 1 18 1 25 10 9 TC 4 96 4 76 4 56 PI 1 17 1 25 1 32 15 12 TC 5 22 5 02 4 82 PI 1 24 1 31 1 38 15 24 TC 85 105 of nominal Pro...

Page 21: ...ng Length 5 6 1 Cooling 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 1 00 1 01 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Tubing Length m Capacity Ratio 5 6 2 Heating 0 90 0 92 0 94 0 96 0 98 1 00...

Page 22: ...2 3 27 3 32 3 37 PI 1 37 1 40 1 42 1 45 1 48 35 TC 4 35 4 63 4 92 5 20 5 49 SC 3 04 3 09 3 14 3 19 3 24 PI 1 54 1 56 1 59 1 62 1 64 40 TC 4 10 4 39 4 67 4 96 5 24 SC 2 91 2 96 3 01 3 06 3 11 PI 1 70 1...

Page 23: ...1 63 2 1 TC 4 69 4 30 3 92 PI 1 50 1 58 1 66 7 6 TC 6 24 5 85 5 47 PI 1 56 1 64 1 72 10 9 TC 6 56 6 18 5 79 PI 1 59 1 67 1 75 15 12 TC 6 88 6 50 6 12 PI 1 62 1 70 1 78 15 24 Protection Range TC 85 10...

Page 24: ...n Factor Due to Tubing Length 5 8 1 Cooling 0 993 0 994 0 995 0 996 0 997 0 998 0 999 1 000 1 001 0 5 10 15 20 25 30 35 Tubing Length m Capacity Ratio 5 8 2 Heating 0 86 0 88 0 90 0 92 0 94 0 96 0 98...

Page 25: ...00 1100 1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Temp Discharge Pressure Vs Outdoor Temp Cooling 1000 1250 1500 1...

Page 26: ...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 Discharge Pressure Vs Outdoor Temp Heating 1000 1250 1500 1750 2000 2250 2500...

Page 27: ...1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Discharge Pressure Vs Outdoor Temp Cooling 1000 1250 1500 1750 2000 225...

Page 28: ...0 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Discharge Pressure Vs Outdoor Temp Cooling 1000 1250 1500 1750 2000 2250 2500 27...

Page 29: ...0 1200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Discharge Pressure Vs Outdoor Temp Cooling 1000 1250 1500 1750 2000 22...

Page 30: ...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 Discharge Pressure Vs Outdoor Temp Heating 1000 1250 1500 1750 2000 2250 2500 2750 3000...

Page 31: ...200 1300 1400 10 15 20 25 30 35 40 45 Outdoor DB Temperature C Suction Pressure kPa 22 15 24 17 27 19 29 21 32 23 Indoor DB WB Discharge Pressure Vs Outdoor Temp Cooling 1000 1250 1500 1750 2000 2250...

Page 32: ...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 Discharge Pressure Vs Outdoor Temp Heating 1000 1250 1500 1750 2000 2250 2500 2750 3000 3250...

Page 33: ...rent b 10 A 10 5 A Circuit breaker 16 A 20 A Power supply wiring no x cross section 3 X 1 5 mm2 3 X 2 5 mm2 Interconnecting cable no x cross section 4 X 1 5 mm2 4 X 2 5 mm2 a Inrush current is the cur...

Page 34: ...8 1 WIRING DIAGRAMS Revision Y05 02 Service Manual K DCI 8 WIRING DIAGRAMS 8 1 K25 35 35S 50 DCI CONTENTS CONTENTS...

Page 35: ...9 1 REFRIGERATION DIAGRAMS Revision Y05 02 Service Manual K DCI 9 REFRIGERATION DIAGRAMS 9 1 K 25 35 35S 50 DCI CONTENTS CONTENTS...

Page 36: ...13 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...

Page 37: ...t represents the heat or cool load felt by the indoor unit 11 1 2 Compressor Frequency Control 11 1 2 1 NLOAD setting The NLOAD setting is done by the indoor unit controller based on a PI control sche...

Page 38: ...Indoor Fan Control 10 Indoor fan speeds are determined for each model 5 speeds for cool dry fan modes and 5 speeds for heat mode When user sets the indoor fan speed to a fixed speed Low Medium High un...

Page 39: ...Medium Low Very Low Low OFMedFreq CF High Low Low Medium When compressor is switched to OFF and the heat sink temperature is above 55 degrees the outdoor fan will remain ON in low speed for up to 3 m...

Page 40: ...ed In AutoFan user setting fan speed will be ad8usted automatically according to the calculated NLOAD 11 4 Heat Mode NLOAD is calculated according to the difference between actual room temperature and...

Page 41: ...ll work between 0 and MaxNLOADIF1C 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 7 Protections There a...

Page 42: ...ICT 45 Norm Norm Norm SR SR ICT 43 Normal 11 7 3 Compressor over Heating Protection Compressor temperature can be in one of 5 control zones 4 in protection and 1 normal according to the following cha...

Page 43: ...tes Case 3 OCT is Invalid AND TLD DI Case 4 Unit is ust switched to STBY AND OCT j OAT 8 Case 5 NLOAD 0 AND OCT OAT 8 OCT Outdoor Coil Temperature OAT Outdoor Air Temperature TLD Time from Last Deicin...

Page 44: ...ny T1 T2 T3 T3 T1 12 0 Threshold max 12 minutes DT OCT T1 T2 36 seconds T3 nds 6 seco 11 8 Condensate Water Over Flow Protection Each of the pins P1 P2 P3 can have two options 1 When it is shorted wit...

Page 45: ...0 Overflow ANY 0 ON NLOAD PUMP OFF ON OPER LED OFF Overflow Water Level Normal BLINK NLOAD is forced to 0 8 min 8 min Overflow when unit is ON Overflow when unit is OFF 8 min 11 9 Indoor Unit Dry Con...

Page 46: ...R C infrared signal has been received and stored Blinks continuously during protections according to the relevant spec section TIMER INDICATOR Lights up during Timer and Sleep operation FILTER INDICA...

Page 47: ...2 OFF 2 OFF 2 OFF 2 OFF 2 OFF 2 OFF 2 SPT 1 ON 2 ON 2 ON 2 ON 2 ON 2 SPT 1 SPT 1 SPT 1 SPT 1 Low OFF Med OFF High OFF Turbo OFF Auto OFF User setting IFAN speed User setting IFAN speed User setting IF...

Page 48: ...ne of the seven indicators indicates the following SPT 18 20 22 24 26 28 30 o c The odd number temperatures are indicated by turning on the two adcent indicators FAN SPEED BUTTON Press this button to...

Page 49: ...1 Activated Family selection Jumper J3 J4 and J5 Family J5 J4 J 3 Reserved Reserved Reserved Wall Mounted WNG FLO Floor Ceiling PXD Reserved Ducted LS Cassette K 0 0 0 0 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1...

Page 50: ...PIN7 PIN8 OFF OFF OFF H ON PIN7 PIN8 OFF OFF ON PIN1 PIN2 I ON PIN7 PIN8 OFF ON PIN3 PIN4 OFF J ON PIN7 PIN8 OFF ON PIN3 PIN4 ON PIN1 PIN2 K ON PIN7 PIN8 ON PIN5 PIN6 OFF OFF L ON PIN7 PIN8 ON PIN5 P...

Page 51: ...30 ICTHSpeed ICT to start in increase speed from very low 32 ICTTSpeed ICT to enable Turbo fan speed 40 Model Depended Parameters Parameter name Wall Mounted Models DCI 25 DCI 35 NLOAD limits as a fun...

Page 52: ...50 50 64 62 MaxFreqAsOAT1H 65 75 85 85 MaxFreqAsOAT2H 60 60 60 60 Compressor Over Heating Protection CTTOH1 94 94 94 90 CTTOH2 98 98 98 95 CTTOH3 102 102 102 102 CTTOH4 105 105 105 105 Compressor Over...

Page 53: ...ck display and display wiring if OK replace display PCB If still not OK replace controller 3 Unit responds to remote control message but Operate indicator Green LED does not light up Problem with disp...

Page 54: ...stem problem Perform diagnostics See 12 3 below and follow the actions described 13 Compressor motor is generating noise and no suction occurs Phase order to compressor is wrong Check compressor phase...

Page 55: ...has recovered from that fault The last fault will be deleted from the EEPROM after the system has exit diagnostics mode In diagnostics mode system fault status will be indicated by blinking of Heat d...

Page 56: ...ng and grounding 4 No Encoder Indoor electronics or motor Checkmotorwiring ifok replace motor if still not ok replace Indoor controller 5 Outdoor Unit Fault Outdoor controller problem Switch to Outdoo...

Page 57: ...TSUC is shorted when enabled 0 1 0 1 0 11 IPM Fault 0 1 0 1 1 12 Bad EEPROM 0 1 1 0 0 13 DC under voltage 0 1 1 0 1 14 DC over voltage 0 1 1 1 0 15 AC under voltage 0 1 1 1 1 16 IDU ODU Communication...

Page 58: ...equired for unit operation DC under over Voltage Electronics HW problem Check outdoor unit power supply voltage AC under Voltage Check outdoor unit power supply voltage Indoor Outdoor unit Communicati...

Page 59: ...down the system and check the fuse of the Indoor unit If the fuse is OK replace the Indoor unit controller If the fuse has blown replace the fuse and power up again Checking Power Input procedure for...

Page 60: ...he controller when power is on 12 6 2 Charged Capacitors Three large capacity electrolytic capacitors are used in the Outdoor unit controller Therefore charging voltage 380VDC remains after power down...

Page 61: ...13 1 EXPLODED VIEWS AND SPARE PARTS LISTS Revision Y05 02 Service Manual K DCI 13 EXPLODED VIEWS AND SPARE PARTS LISTS 13 1 Indoor Unit K 25 35 35S 50 DCI K9 12 18 DCI LV CONTENTS CONTENTS...

Page 62: ...13 2 EXPLODED VIEWS AND SPARE PARTS LISTS Revision Y05 02 Service Manual K DCI 13 2 Indoor Unit K 25 35 35S 50 DCI page 2 Grill B P N 372231 CASSETTE AUTO LOUVER CONTENTS CONTENTS...

Page 63: ...CBB61S 1 1 31 4526212 STORM DCI CONTROLLER 916 521 00 1 1 32 452908900 MODEL PLUG K 9 DCI R410A 1 1 34 4520925 Rubber Ring 1 1 1 35 4520901 Electrical Plate Assy 1 1 36 4520927 Rubber Ring 3 3 1 37 4...

Page 64: ...LLER 916 521 00 1 1 32 452908901 MODEL PLUG K 12 DCI R410A 1 1 34 4520925 Rubber Ring 1 1 1 35 4520901 Electrical Plate Assy 1 1 36 4520927 Rubber Ring 3 3 1 37 4520894 Support Assy 1 1 39 4520947 Joi...

Page 65: ...Install Support 2 1 41 305136 Side Wall Assy 2 1 42 300323 CHASSIS ASSY 1 1 43 377131 EPS BLOCK 3 1 44 323432 Corner Support 3 1 45 4520768 Bolt M4x16 4 1 46 4520909 Fresh Air EPS 1 1 47 4520948 Plas...

Page 66: ...ision Y05 02 Service Manual K DCI 13 6 Outdoor Unit ONG3 25 35 35S DCI 2 1 3 4 5 6 7 8 42 41 10 9 24 26 35 ONG3 9 12 DCI R410A ONG3 9 12 DCI R410A 40 38 37 33 34 27 28 32 11 12 13 14 15 16 18 19 17 22...

Page 67: ...038 00 1 19 4526219 Fuse 65TS 15A 230 150 031 00 1 20 204107 Cable clip nylon 1 21 4519188 4 poles terminal block 1 22 433229 Value cover 1 23 4522509 4 Way valve coil 1 24 4526367 4 way valve weldin...

Page 68: ...13 8 EXPLODED VIEWS AND SPARE PARTS LISTS Revision Y05 02 Service Manual K DCI 13 8 Outdoor Unit K 50 DCI CONTENTS CONTENTS...

Page 69: ...e stand JEF 511B EHK P N 150 038 00 1 19 4526533 Fuse 65TS 20A 230 150 031 00 1 20 204107 Cable clip nylon 1 21 4519188 4 poles terminal block 1 22 433229 Value cover 1 23 4522509 4 Way valve coil 1 2...

Page 70: ...14 1 APPENDIX A Revision Y05 02 Service Manual K DCI APPENDIX A INSTALLATION AND OPERATION MANUAL INSTALLATION MANUAL K 25 35 35S 50 DCI OPERATION MANUAL K 25 35 35S 50 DCI CONTENTS CONTENTS...

Page 71: ...FRANCAIS ENGLISH DEUTSCH ESPANOL ITALIANO APPENDIX A...

Page 72: ...ENGLISH APPENDIX A...

Page 73: ...2 3 5 6 APPENDIX A...

Page 74: ...INTRODUCTION Cooling Dehumidifying Heating Filtration Ventilation This Split Air Conditioner is designed for versatile application Test Mode 1 OPERATING TEMPERATURE RANGE 15 46 APPENDIX A...

Page 75: ...SYSTEM DESCRIPTION 2 3 1 2 5 6 7 8 9 10 11 4 Not connected in multi split applications APPENDIX A...

Page 76: ...3 APPENDIX A...

Page 77: ...4 APPENDIX A...

Page 78: ...5 OR Latch E F G C B A D APPENDIX A...

Page 79: ...6 APPENDIX A...

Page 80: ...7 APPENDIX A...

Page 81: ...8 APPENDIX A...

Page 82: ...9 APPENDIX A...

Page 83: ...APPENDIX A...

Page 84: ...11 APPENDIX A...

Page 85: ...APPENDIX A...

Page 86: ...ENGLISH ITALIANO INSTRUCTIONS D INSTALLATION INSTALLATION INSTRUCTIONS INSTALLATION SANLEITUNG INSTRUCCIONES DE INSTALACI N ISTRZIONE PER L INSTALLAZIONE DEUTSCH APPENDIX A...

Page 87: ...E CONNECTION ELECTRICAL CONNECTION BETWEEN INDOOR AND OUTDOOR UNIT REFRIGERANT TUBING FINAL TASKS ENGLISH The appliance shall not be installed in the laundry INSTALLATION INSTRUCTIONS NOTE This manual...

Page 88: ...efer to figure 4 for allowed installation distances 7 When the unit is installed on a wall install the drain connector hose and drain plug as shown in as shown in fig 4 fig 1 and fig 2 Fig 1 1 Bottom...

Page 89: ...0 mm n mi 100 mm n mi Fig 4 1 Mounting pads 4 Fig 3 Fig 4 NOTE No additional charge is required To remove To attach 2 1 1 L MAX m H MAX m 20 10 30 10 Capacity 18000 Btu 5000 W model 9000 Btu 2500 W mo...

Page 90: ...outside air intake and treated air distribution to an adjacent room 2 Use a punch to remove the condensation protection insulation and the pre punched panels from the openings TAKE CARE not to damage...

Page 91: ...om where the cassette is installed and the adjacent room o IF THE ABOVE INSTRUCTIONS ARE NOT FOLLOWED CONDENSATE FLOWS WILL BUILD UP CONDENSATE HOSE CONNECTION 1 To ensure effective condensate evacuat...

Page 92: ...ctrical codes and regulation The air conditioner units must be grounded The air conditioner unit must be connected to an adequate power outlet from a separate branch circuit protected by a time delay...

Page 93: ...Wrap the refrigerant tubing drain hose and electric cables together with a vinyl tape UV protected R410A 1 Open the valve cover Notice the sign All ends should correspond one by one Caution When unscr...

Page 94: ...all of the valves 11 Check for gas leaks from all the connecting position Test with electronic leak detector or with a sponge immersed with soapy water for bubbles 5 Cap 6 Suction valve 7 Service valv...

Page 95: ...g with sealer 3 Attach wiring and tubing to the wall with clamps where necessary 4 Operate the unit for no less than 5 minutes at heating or cooling mode 5 Explain filter removal cleaning and installa...

Page 96: ...Pact No 452815700 01 APPENDIX A...

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