Daikin FHC45BZ7V1 Page 230 Service Manual Download

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Overview of the heating mode functions

ESIE02–01

2–50

Part 2 – Functional Description

Normal control

The optimum discharge pipe temperature is calculated based on:

■

Indoor and outdoor heat exchanger temperature

■

Actual discharge pipe temperature

■

Outdoor ambient temperature.

The expansion valve is controlled in order for the discharge temperature to approach the optimum
temperature.

Used input

The motor operated valve control uses the following inputs:

Input

Connection on
indoor PCB

Connection on
outdoor PCB

Outdoor thermistor

—

R1T

Outdoor heat exchanger thermistor

—

R2T

Discharge pipe thermistor

—

R3T

Indoor heat exchanger thermistor

R2T

—

Summary of Contents for FHC45BZ7V1

Page 1: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...

Page 2: ......

Page 3: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...

Page 4: ......

Page 5: ...71B7T1 RYP71B7V1 RYP71B7W1 RP100B7V1 RP100B7W1 RP100B7T1 RP125B7W1 RP125B7T1 RYP100B7V1 RYP100B7W1 and RYP125B7W1 Installation and Service Space 1 22 1 12 RP200B7W1 RP250B7W1 RYP200B7W1 and RYP250B7W1...

Page 6: ...1 76 4 7 RP71B7V1 RP71B7W1 RP71B7T1 RP100B7V1 RP100B7W1 RP100B7T1 RP125B7W1 and RP125B7T1 1 77 4 8 RP200B7W1 and RP250B7W1 Outdoor Unit 1 78 4 9 RP200B7W1 and RP250B7W1 Pair 1 79 4 10 RP200B7W1 and R...

Page 7: ...V1 FHYBP71B7V1 FHYBP100B7V1 and FHYBP125B7V1 1 108 5 15 FDYP125B7V1 FDYP200B7V1 and FDYP250B7V1 1 109 5 16 FHYP35BV1 FHYP45BV1 FHYP60BV1 FHYP71BV1 FHYP100BV1 and FHYP125BV1 1 110 5 17 FUYP71BV17 FUYP1...

Page 8: ...0BV1 FHYP71BV1 FHYP100BV1 and FHYP125BV1 1 141 7 8 FUYP71BV17 FUYP100BV17 and FUYP125BV17 1 142 7 9 FAYP71BV1 and FAYP100BV1 1 143 7 10 FHYKP35BV1 FHYKP45BV1 FHYKP60BV1 and FHYKP71BV1 1 144 8 PCB Layo...

Page 9: ...rt Function 2 22 1 17 Using Conditions for Remote Control Thermostat 2 23 2 Overview of the cooling mode functions 2 1 What Is in This Chapter 2 25 2 2 Dry Keep Mode 2 26 2 3 Freeze Up Function in Coo...

Page 10: ...r 3 18 1 13 Outdoor Safety Device High Pressure Switch 3 19 1 14 Outdoor Safety Device Low Pressure Switch 3 20 2 Error Codes Indoor Units 2 1 What Is in This Chapter 3 21 2 2 Malfunctioning Indoor PC...

Page 11: ...ing the Discharge Pressure 3 70 5 7 Outdoor Unit Checking the Expansion Valve 3 71 5 8 Checking the Thermistors 3 72 5 9 R1T and R2T 3 73 5 10 R3T 3 74 Part 4 Commissioning and Test Run 1 Pre Test Run...

Page 12: ...7W1 RP100B7T1 RP125B7W1 and RP125B7T1 5 20 1 11 RYP100B7V1 RYP100B7W1 and RYP125B7W1 5 22 1 12 RP200B7W1 and RP250B7W1 5 24 1 13 RYP200B7W1 and RYP250B7W1 5 26 2 Disassembly and Maintenance Indoor Uni...

Page 13: ...r B series room air conditioners Five parts This service manual consists of an introduction five parts and an index Introduction overview The introduction contains the following topics Part See page P...

Page 14: ...ible combinations between Sky Air B series indoor units and outdoor units other than the Sky Air B series FHC35BZ7V1 FHC45BZ7V1 FHC60BZ7V1 FHYC35BZ7V1 FHYC45BZ7V1 FHYC71BZV1 FHYC100BZV1 FHYC125BZV1 FH...

Page 15: ...P T P RP100B7V1 W1 T1 T T T T P T T T T P RP125B7W1 T1 T T T T P T T T T P P RP200B7W1 T T T T T T T T T T T T T P RP250B7W1 T T T T T T T T T T T P Large h p RYP71B7V1 W1 T P T P RYP100B7V1 W1 T T T...

Page 16: ...Introduction ESIE02 01 xii 3 1 4 5...

Page 17: ...part contains the following chapters Chapter See page 1 General Outline Outdoor Units 1 3 2 General Outline Indoor Units 1 27 3 Specifications 1 57 4 Functional Diagrams 1 71 5 Switch Box Layout 1 95...

Page 18: ...ESIE02 01 1 2 Part 1 System Outline 3 1 1 5...

Page 19: ...7V11 and R45GZ7W11 1 4 1 3 RY35EAZ7V1 and RY45EAZ7V1 1 6 1 4 R60GZ7W1 1 8 1 5 MA56GZ7W11 1 10 1 6 MA90GZ7W11 1 12 1 7 RP71B7V1 RP71B7W1 RP71B7T1 RYP71B7V1 and RYP71B7W1 1 14 1 8 RP100B7V1 RP100B7W1 RP...

Page 20: ...llustration below shows the outlook and the dimensions of the unit mm Installation and service space The illustration below shows the required installation and service space mm 5 6 7 8 4 3 2 1 530 100...

Page 21: ...5 3 1 4 5 Components The table below contains the different components of the unit No Component 1 4 x drain outlet 2 4 x hole for anchor bolt M8 or M10 3 Service cover wiring diagram 4 Power intake 5...

Page 22: ...stem Outline 3 1 1 4 5 1 3 RY35EAZ7V1 and RY45EAZ7V1 Outlook and dimensions The illustration below shows the outlook and the dimensions of the unit mm Z O NE FRIEN D L 7 6 5 3 4 9 8 2 1 Y O 380 410 50...

Page 23: ...d installation and service space mm Components The table below contains the different components of the unit 50 H A A 150 50 100 50 H A 1000 300 1000 600 No Component 1 3 x drain outlet 2 4 x hole for...

Page 24: ...ral Outline Outdoor Units ESIE02 01 1 8 Part 1 System Outline 3 1 1 4 5 1 4 R60GZ7W1 Outlook and dimensions The illustration below shows the outlook and the dimensions of the unit mm Z O NE FRIEN D L...

Page 25: ...e required installation and service space mm Components The table below contains the different components of the unit H A 1000 mm 350 mm 1000 mm 600 mm No Component 1 3 x drain outlet 2 4 x hole for a...

Page 26: ...6GZ7W11 Outlook and dimensions The illustration below shows the outlook and the dimensions of the unit mm 6 5 4 3 2 1 9 8 9 8 9 8 9 8 7 A D C B 55 55 55 55 55 55 55 106 662 410 380 55 880 109 118 352...

Page 27: ...service space mm Components The table below contains the different components of the unit 100 100 100 100 100 A H A H A 1000 350 1000 600 No Component 1 3 x drain outlet 2 4 x hole for anchor bolt M10...

Page 28: ...ook and dimensions The illustration below shows the outlook and the dimensions of the unit mm D C B E A 350 880 55 120 110 400 500 370 410 55 55 190 865 40 90 128 177 30 70 30 40 1 2 4 3 7 9 8 6 5 10...

Page 29: ...mm Components The table below contains the different components of the unit H 100 100 A 150 A 100 100 H A 1000 350 1000 600 No Component 1 3 x drain outlet 2 4 x hole for anchor bolt M8 or M10 3 Termi...

Page 30: ...W1 RP71B7T1 RYP71B7V1 and RYP71B7W1 Outlook and dimensions The illustration below shows the outlook and the dimensions of the unit mm Installation and service space See page 1 22 6 7 2 1 5 4 3 770 488...

Page 31: ...ts The table below contains the different components of the unit No Component 1 Gas pipe connection 2 Liquid pipe connection 3 Service port inside the unit 4 Grounding terminal M5 inside the switch bo...

Page 32: ...tem Outline 3 1 1 4 5 1 8 RP100B7V1 RP100B7W1 RP100B7T1 RP125B7W1 RP125B7T1 RYP100B7V1 RYP100B7W1 and RYP125B7W1 Outlook and dimensions The illustration below shows the outlook and the dimensions of t...

Page 33: ...ponents The table below contains the different components of the unit No Component 1 Gas pipe connection 2 Liquid pipe connection 3 Service port inside the unit 4 Grounding terminal M5 inside the unit...

Page 34: ...mensions The illustration below shows the outlook and the dimensions of the unit mm Dimensions marked with x show distances after fixing the connection pipes Installation and service space See page 1...

Page 35: ...em Outline 1 19 3 1 4 5 Components The table below contains the different components of the unit No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Grounding terminal 4 Power supply intake...

Page 36: ...sions The illustration below shows the outlook and the dimensions of the unit mm Dimensions marked with x show distances after fixing the connection pipes Installation and service space See page 1 24...

Page 37: ...em Outline 1 21 3 1 4 5 Components The table below contains the different components of the unit No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Grounding terminal 4 Power supply intake...

Page 38: ...P125B7W1 RP125B7T1 RYP100B7V1 RYP100B7W1 and RYP125B7W1 Installation and Service Space Non stacked The illustrations and table below show the required installation and service space mm The values in b...

Page 39: ...stack more than one unit 1000 mm is required for the drain pipe Seal A in order to prevent outlet air from bypassing Multiple rows The illustration below shows the required installation and service s...

Page 40: ...on and service space mm Installation in row The illustration below shows the required installation and service space mm F S h2 h1 500 1500 In case 1 or 2 If Then Frontal wall height 1500 mm Add h2 2 t...

Page 41: ...shows the required installation and service space mm Air short circuit If there are multiple units installed make sure there is no short circuit of air 10 600 10 300 20 500 10 10 20 S F F S 10 900 10...

Page 42: ...General Outline Outdoor Units ESIE02 01 1 26 Part 1 System Outline 3 1 1 4 5...

Page 43: ...7V1 FHC45BZ7V1 FHC60BZ7V1 FHYC35BZ7V1 FHYC45BZ7V1 FHYCP35B7V1 FHYCP45B7V1 FHYCP60B7V1 and FHYCP71B7V1 1 28 2 3 FHYBP35B7V1 and FHYBP45B7V1 1 30 2 4 FHYBP60B7V1 and FHYBP71B7V1 1 31 2 5 FHYBP100B7V1 an...

Page 44: ...9 6 7 2 1 4 5 8 3 85 80 D75 240 200 150 125 110 95 750 160 230 10 30 260 315 295 350 20 55 840 55 295 80 2x100 200 80 150 160 110 95 350 40 55 840 55 85 2x100 200 80 165 80 60 80 160 110 95 80 2x100...

Page 45: ...ts The table below contains the different components of the unit A 1500 or more 1500 or more 1500 or more 1500 or more 1000 or more No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Drain...

Page 46: ...10 1 9 2 150 200 67 98 98 152 178 250 650 150 4x150 600 600 160 P C D D125 100 57 700 135 300 60 110 230 50 60 595 25 800 45 46 315 195 2x65 130 630 39 750 145 6x65 390 630 65 460 150 215 245 3x150 4...

Page 47: ...200 67 107 115 5 98 141 5 107 115 5 141 5 150 6x150 900 785 5x150 750 760 245 215 150 65 11x65 715 930 39 630 145 1050 2x65 130 195 315 46 45 800 25 595 60 50 230 110 60 300 135 1000 57 100 600 160 P...

Page 48: ...7 98 98 152 98 178 98 98 152 178 630 145 1450 2x65 130 195 315 46 45 800 25 595 60 50 230 110 60 300 135 1400 57 100 600 D125 160 P C D 39 1254 16x65 1040 1160 65 7x150 1050 1185 150 215 245 9x150 135...

Page 49: ...ESIE02 01 General Outline Indoor Units Part 1 System Outline 1 33 3 1 4 5...

Page 50: ...0 420 420 950 950 40 288 840 55 55 85 2x100 200 80 350 40 190 165 155 50 40 150 194 5 150 125 165 155 10 750 200 80 2x100 200 80 295 55 840 55 20 350 260 295 315 298 350 190 165 155 80 2x100 200 80 15...

Page 51: ...ontains the different components of the unit A 1500 or more 1500 or more 1500 or more 1500 or more 1000 or more No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Drain pipe connection O D...

Page 52: ...k the dimensions and the installation and service space of the unit mm Components The table below contains the different components of the unit 2 1 5 3 4 82 55 1150 220 30 20 350 694 189 662 A 26 5 20...

Page 53: ...llation and service space of the unit mm Components The table below contains the different components of the unit 5 A 4 2 3 1 231 284 900 20 450 55 1200 55 300 300 47 300 A B A B 830 285 890 FDYP200B7...

Page 54: ...ensions The illustration below shows the outlook the dimensions and the installation and service space of the unit mm Front view Front view Suspension position Suspension position 30 or more Service s...

Page 55: ...8 Suspension bracket 9 Backward piping and wiring connection opening lid 10 Upward piping and wiring connection opening lid 11 Right side pipe connection slit hole 12 Left back drain pipe connection s...

Page 56: ...mensions The illustration below shows the outlook the dimensions and the installation and service space of the unit mm Front view Front view Suspension position Suspension position 30 or more Service...

Page 57: ...8 Suspension bracket 9 Backward piping and wiring connection opening lid 10 Upward piping and wiring connection opening lid 11 Right side pipe connection slit hole 12 Left back drain pipe connection s...

Page 58: ...s The illustration below shows the outlook the dimensions and the installation and service space of the unit mm Front view Front view Suspension position Suspension position 30 or more Service space 3...

Page 59: ...8 Suspension bracket 9 Backward piping and wiring connection opening lid 10 Upward piping and wiring connection opening lid 11 Right side pipe connection slit hole 12 Left back drain pipe connection s...

Page 60: ...s The illustration below shows the outlook the dimensions and the installation and service space of the unit mm Front view Front view Suspension position Suspension position 30 or more Service space 3...

Page 61: ...8 Suspension bracket 9 Backward piping and wiring connection opening lid 10 Upward piping and wiring connection opening lid 11 Right side pipe connection slit hole 12 Left back drain pipe connection s...

Page 62: ...below shows the outlook the dimensions and the installation and service space of the unit mm 790 Suspension position 790 Suspension position Suspension bracket Suspension bolt 1000 or more Upper pipi...

Page 63: ...unit No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Drain pipe connection 4 Air outlet 5 Air suction grille 6 Corner decoration panel 7 Right pipe wiring connection 8 Rear pipe wiring...

Page 64: ...stration below shows the outlook the dimensions and the installation and service space of the unit mm 790 Suspension position 790 Suspension position Suspension bracket Suspension bolt 1000 or more Up...

Page 65: ...unit No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Drain pipe connection 4 Air outlet 5 Air suction grille 6 Corner decoration panel 7 Right pipe wiring connection 8 Rear pipe wiring...

Page 66: ...BV1 Outlook and dimensions The illustration below shows the outlook the dimensions and the installation and service space of the unit mm Direction for air filter draw out 50 or more Piping direction 5...

Page 67: ...No Component 1 Front grille 2 Air filter 3 Discharge outlet 4 Gas pipe connection 5 Liquid pipe connection 6 Drain pipe connection O D 26 mm 7 Grounding terminal M4 inside the cover 8 Slit hole for r...

Page 68: ...ws the outlook the dimensions and the installation and service space of the unit mm 1000 or more Hole Fresh air intake position Suspension bolt Front discharge dust connection postion Suspension posit...

Page 69: ...contains the different components of the unit No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Drain pipe connection 4 Wire intake 5 Wire intake for remote control 6 Grounding terminal M4...

Page 70: ...ws the outlook the dimensions and the installation and service space of the unit mm 1000 or more Hole Fresh air intake position Suspension bolt Front discharge dust connection postion Suspension posit...

Page 71: ...contains the different components of the unit No Component 1 Liquid pipe connection 2 Gas pipe connection 3 Drain pipe connection 4 Wire intake 5 Wire intake for remote control 6 Grounding terminal M4...

Page 72: ...General Outline Indoor Units ESIE02 01 1 56 Part 1 System Outline 3 1 1 4 5...

Page 73: ...installation manual Outdoor units This chapter contains the following specifications Indoor units This chapter contains the following specifications Specifications See page 3 2 R35 R45 R60 MA56 and M...

Page 74: ...inal speed 230 V H 815 rpm L 490 rpm H 890 rpm L 470 rpm H 785 rpm L 455 rpm H 765 rpm H 775 rpm Fan speed 2 steps 2 steps 1 step Refrigerant circuit Type R407C R407C Charge 1 3 kg 1 5 kg 1 85 kg 1 9...

Page 75: ...ing 51 m min Fan motor model P47L11S Fan speed 3 steps Refrigerant circuit Type R407C Charge 3 1 kg Safety and functional devices See page 1 71 and 3 15 Heat insulation Both liquid and gas pipes Weigh...

Page 76: ...nal devices See page 1 71 and 3 15 Heat insulation Both liquid and gas pipes Weight 103 kg 98 kg 100 kg 194 kg 206 kg Specification RP100B7V1 RP100B7W1 RP100B7T1 RP125B7W1 RP125B7T1 RP200B7W1 RP250B7W...

Page 77: ...pe WL fin Empty tubeplate hole 0 No of fans 1 Fan Nominal air flow 230 V cooling 36 m min 31 m min Nominal air flow 230 V heating 32 m min 28 m min Fan motor model 19TFB6062 Nominal speed 230 V H 610...

Page 78: ...min 170 m min 175 m min Nominal air flow 230 V heating 46 m min 82 m min 85 m min Fan motor model P47L11S P47L11 x 2 P55J11F Fan speed 3 steps 1 step Refrigerant circuit Type R407C Charge 3 1 kg 3 6 k...

Page 79: ...ir flow cooling H 14 m min L 10 m min H 15 m min L 11 m min H 18 m min L 14 m min Fan motor model QTS56B14M Fan speed 2 steps Fan type Turbo fan Drive Direct drive Refrigerant circuit Type R407C Safet...

Page 80: ...Nominal air flow heating H 14 m min L 10 m min H 15 m min L 11 m min H 18 m min L 14 m min H 28 m min L 21 m min H 31 m min L 24 m min Fan motor model QTS46B14M QTS46A17M Fan speed 2 steps Fan type T...

Page 81: ...air flow heating H 11 5 m min L 9 m min H 14 m min L 10 m min H 19 m min L 14 m min H 27 m min L 20 m min H 35 m min L 24 m min Fan speed 2 steps Fan type Sirocco fan Drive Direct drive Static extern...

Page 82: ...flow cooling 43 m min 69 m min 89 m min Fan motor model DPA216 178NB DPC241 241NB Fan speed 3 steps 2 steps Drive Direct drive Static external pressure 50 60 Hz 0 150 Pa 0 250 Pa Refrigerant circuit T...

Page 83: ...13 m min H 17 m min L 14 m min H 24 m min L 20 m min H 30 m min L 25 m min Nominal air flow heating H 13 m min L 10 m min H 16 m min L 13 m min H 17 m min L 14 m min H 24 m min L 20 m min H 30 m min L...

Page 84: ...g H 19 m min L 14 m min H 29 m min L 21 m min H 32 m min L 23 m min Nominal air flow heating H 19 m min L 14 m min H 29 m min L 21 m min H 32 m min L 23 m min Fan motor model QTS48A10M QTS50B15M Fan s...

Page 85: ...min L 16 m min H 23 m min L 19 m min H 12 m min L 9 m min H 12 m min L 10 m min H 17 m min L 14 m min Fan motor model QCL1163MA and QCL1163MB 3D12H1AH1V1 3D12H1J1V1 4D12H1AG1V1 Fan speed 2 steps 2 st...

Page 86: ...Specifications ESIE02 01 1 70 Part 1 System Outline 3 1 1 4 5...

Page 87: ...V1 RP100B7W1 RP100B7T1 RP125B7W1 and RP125B7T1 1 77 4 8 RP200B7W1 and RP250B7W1 Outdoor Unit 1 78 4 9 RP200B7W1 and RP250B7W1 Pair 1 79 4 10 RP200B7W1 and RP250B7W1 Twin 1 80 4 11 RP200B7W1 and RP250B...

Page 88: ...al diagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connec...

Page 89: ...onal diagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe conn...

Page 90: ...l diagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connect...

Page 91: ...or a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diameters M1C M2F 4 14 7 8 9 3 9 8 Liquid pipin...

Page 92: ...components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diameters p M1C M2F 4 14 7 9 20 R1T 9 Liquid piping 19 Y3S Gas piping R...

Page 93: ...gram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection d...

Page 94: ...cuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diameters p p Liquid piping Ga...

Page 95: ...ctional diagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe c...

Page 96: ...onal diagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe conn...

Page 97: ...iagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection...

Page 98: ...ins the refrigerant pipe connection diameters Liquid Gas Liquid Gas Liquid Gas Liquid Gas Liquid Gas Liquid Gas Liquid Gas Outdoor unit RP200B7W1 or RP250B7W1 Model Between Gas pipe Liquid pipe RP200B...

Page 99: ...of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diame...

Page 100: ...of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diamet...

Page 101: ...e refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diameters S...

Page 102: ...ts For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diameters p p 7 11 17 8 19 6 15a 12 4 3 2b...

Page 103: ...tional diagram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe co...

Page 104: ...gram of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection d...

Page 105: ...of the refrigeration circuit Components For a description of the components see Piping Components on page 1 93 Pipe connection diameters The table below contains the refrigerant pipe connection diamet...

Page 106: ...nnection diameters The table below contains the refrigerant pipe connection diameters Liquid Gas Liquid Gas Liquid Gas Liquid Gas Liquid Gas Liquid Gas Liquid Gas Outdoor unit RYP200B7W1 or RYP250B7W1...

Page 107: ...93 Pipe connection diameters The table below contains the refrigerant pipe connection diameters Cooling Heating 8 7 1a 1a Model Gas pipe flare Liquid pipe flare FHC35BZ7V1 12 70 mm 6 35 mm FHC45BZ7V1...

Page 108: ...15 90 mm 9 52 mm FAYP100BV1 19 05 mm FDYP125B7V1 19 05 mm 9 52 mm FDYP200B7V1 28 57 mm 12 70 mm FDYP250B7V1 15 90 mm FHYP35BV1 12 70 mm 6 35 mm FHYP45BV1 FHYP60BV1 15 90 mm 9 52 mm FHYP71BV1 FHYP100BV...

Page 109: ...uid pumping 10 Liquid receiver The liquid receiver is used to make sure only completely liquefied refrigerant is sent to the expan sion valve It is also used as a container in which surplus refrigeran...

Page 110: ...ESIE02 01 1 94 Part 1 System Outline...

Page 111: ...00B7V1 and RYP100B7V1 1 103 5 10 RP100B7W1 RP100B7T1 RP125B7W1 RP125B7T1 RYP100B7W1 and RYP125B7W1 1 104 5 11 RP200B7W1 RP250B7W1 RYP200B7W1 and RYP250B7W1 1 105 5 12 RY35EAZ7V1 and RY45EAZ7V1 1 106 S...

Page 112: ...on below shows the switch box layout Components The table below contains the components of the switch box S1T K1M C2R Z1F C1R X1M F2S Symbol Component X1M Terminal strip field wiring F2S Surge arreste...

Page 113: ...hows the switch box layout Components The table below contains the components of the switch box S1T C2R Z1F R1P F2S F3C K2R K1M Symbol Component F2S Surge arrester K2R Magnetic relay K1M Magnetic cont...

Page 114: ...layout Components The table below contains the components of the switch box R1P K2R F2S X1M C2R F3C Z1F S1T K1M Symbol Component Symbol Component S1T Thermostat R1P Reverse phase protector K1M Magnet...

Page 115: ...mponents The table below contains the components of the switch box C2R T1R X2M X1M S1T PCB1 F3C F2S Z1F K1M Symbol Component Symbol Component F3C Overcurrent relay X2M Terminal strip K1M Magnetic cont...

Page 116: ...the switch box layout Components The table below contains the components of the switch box C2R PCB3 T1R K1M PCB1 PCB2 S1T Z1F Symbol Component S1T Thermostat PCB1 Printed circuit board PCB2 Printed c...

Page 117: ...switch box layout Components The table below contains the components of the switch box PCB1 F1C C1R PCB2 T1R K1S X1M K1M Symbol Component T1R Transformer K1S Starting contactor C1R Fan motor capacito...

Page 118: ...ion below shows the switch box layout Components The table below contains the components of the switch box F1C PCB1 C1R X1M T1R PCB2 K1M Symbol Component X1M Terminal strip PCB1 Printed circuit board...

Page 119: ...out Components The table below contains the components of the switch box PCB1 F1C C1R PCB2 T1R K1S X1M K1M C2R Symbol Component T1R Transformer K1S Starting contactor C1R Fan motor capacitor 1 C2R Fan...

Page 120: ...ation below shows the switch box layout Components The table below contains the components of the switch box F1C PCB1 C2R X1M T1R PCB2 K1M C1R Symbol Component X1M Terminal strip PCB1 Printed circuit...

Page 121: ...out Components The table below contains the components of the switch box T1R C1R PCB2 X1M PCB3 C2R K1M PCB1 F1C Symbol Component PCB1 Printed circuit board PCB2 Printed circuit board interlock PCB PCB...

Page 122: ...ox The illustration below shows the switch box layout Components The table below contains the components of the switch box PCB K1M T1R C2R C1R X1M Symbol Component K1M Magnetic contactor C1R Compresso...

Page 123: ...HYCP71B7V1 FHYCP100B7V1 and FHYCP125B7V1 Switch box The illustration below shows the switch box layout Components The table below contains the components of the switch box X1M T1R X2M C1R PCB1 Symbol...

Page 124: ...FHYBP125B7V1 Switch box The illustration below shows the switch box layout Components The table below contains the components of the switch box X1M X2M C1R PCB1 T1R Symbol Component PCB1 Printed circ...

Page 125: ...50B7V1 Switch box The illustration below shows the switch box layout Components The table below contains the components of the switch box X1M PCB1 T1R K1F PCB2 Symbol Component PCB1 Printed circuit bo...

Page 126: ...ch box The illustration below shows the switch box layout Components The table below contains the components of the switch box X1M T1R C1R PCB1 X2M R1T Symbol Component PCB1 Printed circuit board C1R...

Page 127: ...ration below shows the switch box layout Components The table below contains the components of the switch box C1R PCB2 X2M X1M PCB1 Symbol Component PCB1 Printed circuit board PCB2 Printed circuit boa...

Page 128: ...ration below shows the switch box layout Components The table below contains the components of the switch box X1M PCB1 X2M PCB2 C1R Symbol Component PCB1 Printed circuit board PCB2 Printed circuit boa...

Page 129: ...lustration below shows the switch box layout Components The table below contains the components of the switch box PCB1 C1R X2M PCB2 X1M Symbol Component X2M Terminal strip interconnection wiring C1R F...

Page 130: ...Switch Box Layout ESIE02 01 1 114 Part 1 System Outline 3 1 1 4 5...

Page 131: ...iagram See page 6 2 R35GZ7V11 1 116 6 3 R45GZ7V11 1 117 6 4 R45GZ7W11 1 118 6 5 R60GZ7W11 1 119 6 6 MA56GZ7W11 1 120 6 7 MA90GZ7W11 1 121 6 8 RP71B7V1 1 122 6 9 RP71B7W1 1 123 6 10 RP71B7T1 1 124 6 11...

Page 132: ...RED BLU WHT RED 5 1 2 6 4 3 RED GRN YLW YLW WHT RED BLK ORG X1M S C R C1R C2R X2A B A K1M Q1CL M1C 1 M M2F 1 M N L 3 2 1 F2S BLU Q3M PROTECTIVE EARTH F1U NEUTRAL LIVE indoor 230V 1 50Hz L N L C1R C2R...

Page 133: ...THERMOSTAT SURGE ARRESTER CONNECTOR TERMINAL STRIP FAN MOTOR COMPRESSOR MOTOR K1M COMPRESSOR CONTACTOR 3 2 1 Q5E FIELD WIRING RUNNING CAPACITOR N C1R C2R L N L 230V 1 50Hz indoor LIVE NEUTRAL F1U PROT...

Page 134: ...R T ORG BLK RED WHT OVERLOAD PROTECTOR COMPRESSOR INTERNAL Q2L Q5E Q5E 1 5 3 R1P 3 2 K2R 8 7 F3C 95 98 MAGNETIC RELAY K2R L3 L2 F1U 400V 3N 50Hz N L1 L2 L3 BLU 5 3 4 6 RED 1 2 2T1 6T3 4T2 YLW FIELD E...

Page 135: ...r Q3M M 1 M2F M 3 M1C X2A S R T ORG BLK RED WHT OVERLOAD PROTECTOR Q2L Q5E Q5E 1 5 3 K2R 8 7 F3C 95 98 MAGNETIC RELAY K2R L3 L2 F1U 400V 3N 50Hz N L1 L2 L3 BLU 5 3 4 6 RED 1 2 2T1 6T3 4T2 YLW FIELD EA...

Page 136: ...X2M Y14E Y13E SD SC PCB1 FU M 6 M 6 RED BLU WHT RED BLU ORG PPL RED BLK ORG H L C BLK S1T outdoor C2R RUNNING CAPACITOR FIELD FUSE F1U K1M COMPRESSOR CONTACTOR COMPRESSOR MOTOR M1C PCB1 PCB3 MR11 MAGN...

Page 137: ...LIVE L1 L3 N K1M COMPRESSOR CONTACTOR BRN WHT WHT WHT WHT Q3M WHT WHT BLK BRN GRY WHT X21A CT2 CT1 S5 WHT WHT X1M BLU K1M FU2 PCB3 S4 S2 3 15A MRoc S1 S10 A 4 6 3 1 Z1F 5 2 14 13 WHT WHT t Q2L WHT RED...

Page 138: ...D A1P A2P STARTING CAPACITOR M1C C5R C6R CAPACITOR M1C C3R C4R CAPACITOR M1F C1R PUSH BUTTON PUMP DOWN BS1 PRESSURE SWITCH LOW S1LP PRESSURE SWITCH HIGH S1PH STARTING CONTACTOR M1C K1S MAGNETIC CONTAC...

Page 139: ...CLAMP PROTECTIVE EARTH SCREW CONNECTOR N NEUTRAL L LIVE FIELD WIRING N BLU L3 BLK EXPANSION VALVE Y1E TERMINAL STRIP X1M SIGNAL TRANSMISSION CIRCUIT TC THERMISTOR AIR R1T FIELD FUSE F3U TRANSFORMER 22...

Page 140: ...CIRCUIT PRC EARTH LEAK DETECTOR THERMO SWITCH M1F MOTOR FAN MOTOR COMPRESSOR Q3E Q1L M1F M1C THERMISTOR DISCHARGE R3T THERMISTOR COIL R2T L2 WHT L1 RED RC SIGNAL RECEIVER CIRCUIT A1P A2P PRINTED CIRC...

Page 141: ...OR M1C K1M PUSH BUTTON PUMP DOWN BS1 MAGNETIC RELAY K1M RyC PRINTED CIRCUIT BOARD A1P A2P SIGNAL RECEIVER CIRCUIT RC L RED N BLU R2T THERMISTOR COIL R3T THERMISTOR DISCHARGE M1C M1F M2F Q1L Q2L Q3E MO...

Page 142: ...F M2F MOTOR FAN MOTOR COMPRESSOR Q3E Q1L Q2L M1F M2F M1C THERMISTOR DISCHARGE R3T THERMISTOR COIL R2T L2 WHT L1 RED RC SIGNAL RECEIVER CIRCUIT A1P A2P PRINTED CIRCUIT BOARD RyC MAGNETIC RELAY K1M BS1...

Page 143: ...Q1L Q2L M1F M2F M1C THERMISTOR DISCHARGE R3T THERMISTOR COIL R2T L2 WHT L1 RED RC SIGNAL RECEIVER CIRCUIT A1P A2P PRINTED CIRCUIT BOARD RyC MAGNETIC RELAY K1M BS1 PUSH BUTTON PUMP DOWN K1M MAGNETIC CO...

Page 144: ...C L1 L2 indoor L3 N X1M N Q3E F3U L3 3 M1C M RED WHT BLK 1 2 3 U V W L2 L1 EARTH LEAK DETECTOR THERMO SWITCH M1F M2F MOTOR FAN MOTOR COMPRESSOR Q3E Q1L Q2L M1F M2F M1C THERMISTOR COIL R2T L2 WHT L1 RE...

Page 145: ...OISE FILTER F6U F7U FUSE TRANSFORMER T1R HIGH PRESSURE SWITCH S2PH REVERSING SOLENOID VALVE Y2R PRINTED CIRCUIT BOARD PCB MAGNETIC RELAY MR R4T R1T X14A PCB MRc MRrl MRrh MRcc MRcw t SA S4 S7 S1 MR2 M...

Page 146: ...VARIOUS SEE PCB SELECTOR SWITCH DEFROST STARTING CAPACITOR M1C CAPACITOR M1C CAPACITOR M1F PUSH BUTTON FORCED DEFROST PUMP DOWN PRINTED CIRCUIT BOARD N BLU Y1S Y1R Y1E X1M TC T1R SD S1PH S1LP RyS RyR...

Page 147: ...RSE CIRCUIT PRC TRANSFORMER 220 240V 19V T1R THERMISTOR DISCHARGE R3T THERMISTOR COIL R2T THERMISTOR AIR R1T TERMINAL STRIP X1M SELECTOR SWITCH EMERGENCY DS3 MAGNETIC RELAY Y1R RyS MAGNETIC RELAY M1F...

Page 148: ...M1C MOTOR COMPRESSOR M1F M2F MOTOR FAN RyC MAGNETIC RELAY K1M RyF1 6 MAGNETIC RELAY M1F M2F RyS MAGNETIC RELAY Y1R X1M TERMINAL STRIP THERMISTOR AIR R2T THERMISTOR COIL R3T THERMISTOR DISCHARGE T1R T...

Page 149: ...ROST DS1 CAPACITOR M1F M2F C1R C2R PUMP DOWN PUSH BUTTON FORCED DEFROST BS1 PRESSURE SWITCH LOW S1LP PRESSURE SWITCH HIGH S1PH MAGNETIC CONTACTOR M1C K1M THERMO SWITCH M1F M2F Q1L Q2L 4 WAY VALVE Y1R...

Page 150: ...PRC L1 L2 indoor L3 N X1M N Q3E F3U L3 3 M1C M RED WHT BLK 1 2 3 U V W L2 L1 EARTH LEAK DETECTOR THERMO SWITCH M1F M2F MOTOR FAN MOTOR COMPRESSOR Q3E Q1L Q2L M1F M2F M1C THERMISTOR COIL R2T L2 WHT L1...

Page 151: ...FHC45BZ7V1 and FHC60BZ7V1 1 136 7 3 FHYBP35B7V1 FHYBP45B7V1 FHYBP60B7V1 and FHYBP71B7V1 1 137 7 4 FHYBP100B7V1 and FHYBP125B7V1 1 138 7 5 FHYC35BZ7V1 FHYC45BZ7V1 FHYCP35BZ7V1 FHYCP45BZ7V1 FHYCP60BZ7V...

Page 152: ...BOARD A1P MOTOR INDOOR FAN M2F M1A RyP MAGNETIC RELAY M3P SELECTOR SWITCH EMERGENCY THERMISTOR AIR THERMISTOR COIL R2T R1T SS1 X1M X2M TERMINAL STRIP CONTROL PC PHASE CONTROL CIRCUIT SS1 SELECTOR SWI...

Page 153: ...2 BS3 BS8 TIMER MODE START STOP BUTTON PROGRAMMING TIME BUTTON ADAPTOR CONNECTOR GROUP CONTROL X35A CONNECTOR ADAPTOR FOR WIRING X33A SERVICE MONITOR RED LIGHT EMITTING DIODE H1P OPERATION MODE SELECT...

Page 154: ...BS LCD 14 12 8 7 6 3 2 BS 1 9 4 OPTIONAL ACCESSORY REMOTE CONTROLLER DETAILS OF WIRED THERMISTOR COIL R2T WIRED REMOTE CONTROLLER FOR SKY AIR US SERIES CONNECTOR INTERFACE ADAPTOR X30A FILTER SIGN RE...

Page 155: ...EMITTING DIODE FLOAT SWITCH TERMINAL STRIP POWER WIRED REMOTE CONTROLLER TO WIRELESS REMOTE CONTROLLER RECEIVER DISPLAY UNIT ATTACHED Q1F THERMO SWITCH M2F EMBEDDED WIRING CONNECTOR ADAPTOR FOR X33A X...

Page 156: ...E FOR 250 CLASS X10A X11A t TIMER ON OFF BUTTON BS7 FILTER SIGN RESET BUTTON BS14 INSPECTION TEST OPERATION BUTTON BS12 SS1 LCD SELECTOR SWITCH MAIN SUB LIQUID CRISTAL DISPLAY LED1 SERVICE MONITOR RED...

Page 157: ...Wiring Diagrams Indoor Units Part 1 System Outline 1 141 3 1 4 5 7 7 FHYP35BV1 FHYP45BV1 FHYP60BV1 FHYP71BV1 FHYP100BV1 and FHYP125BV1 Wiring diagram The illustration below shows the wiring diagram of...

Page 158: ...Wiring Diagrams Indoor Units ESIE02 01 1 142 Part 1 System Outline 3 1 1 4 5 7 8 FUYP71BV17 FUYP100BV17 and FUYP125BV17 Wiring diagram The illustration below shows the wiring diagram of the unit...

Page 159: ...ESIE02 01 Wiring Diagrams Indoor Units Part 1 System Outline 1 143 3 1 4 5 7 9 FAYP71BV1 and FAYP100BV1 Wiring diagram The illustration below shows the wiring diagram of the unit...

Page 160: ...ring Diagrams Indoor Units ESIE02 01 1 144 Part 1 System Outline 3 1 1 4 5 7 10 FHYKP35BV1 FHYKP45BV1 FHYKP60BV1 and FHYKP71BV1 Wiring diagram The illustration below shows the wiring diagram of the un...

Page 161: ...ntains the following PCB layouts PCB layout See page 8 2 Outdoor Units PCB Numbers and Types 1 146 8 3 Indoor Units PCB Numbers and Types 1 147 8 4 PCB Types 1 148 8 5 PCB Type A 1 149 8 6 PCB Type B...

Page 162: ...W00942 1 type L 2PB32067 3 type I RP71B7V1 3SW00943 1 type M 4SW00962 1 type N RP71B7W1 4SW00954 1 type N RP71B7T1 RP100B7V1 4SW00963 1 type N RP100B7W1 4SW00955 1 type N RP100B7T1 RP125B7W1 RP125B7T1...

Page 163: ...FHYBP71B7V1 FHYBP100B7V1 2P060445 1 or EC0061A type F FHYBP125B7V1 FHYC35BZ7V1 2P018671 1 type A FHYC45BZ7V1 FHYCP35B7V1 2P060443 1 type E FHYCP45B7V1 FHYCP60B7V1 FHYCP71B7V1 FHYCP100B7V1 FHYCP125B7V...

Page 164: ...MA56GZ7W11 1 155 I 2PB32067 3 MA90GZ7W11 1 156 J 2PB38042 21 MA90GZ7W11 1 157 K 3SA42153 1 MA56GZ7W11 not described in this manual L 3SW00942 1 MA90GZ7W11 MA56GZ7W11 not described in this manual M 3S...

Page 165: ...ption X5A X1M Terminal strip P1 and P2 X10A T1R Transformer 230V 22V secundary X11A T1R Transformer 230V 22V primary X15A 33H Float switch X18A R2T Heat exchanger thermistor X19A R1T Air thermistor X2...

Page 166: ...ws the PCB connectors Connectors The table below describes the PCB connectors PCB No Unit 2P019606 1 RY35EAZ7V1 2P019607 1 illustrated below RY45EAZ7V1 X1A X7A X5A X3A X4A Connector Connected to Descr...

Page 167: ...Description X5A X1M Terminal strip P1 and P2 X10A T1R Transformer 230V 22V secundary X11A T1R Transformer 230V 22V primary X15A 33H Float switch X18A R2T Heat exchanger thermistor X19A R1T Air thermis...

Page 168: ...ted to Description X5A X1M Terminal strip P1 and P2 X10A T1R Transformer 230V 22V secundary X11A T1R Transformer 230V 22V primary X15A 33H Float switch X18A R2T Heat exchanger thermistor X19A R1T Air...

Page 169: ...X19A X50A Connector Connected to Description X5A X1M Terminal strip P1 and P2 X10A T1R Transformer 230V 22V secundary X11A T1R Transformer 230V 22V primary X15A 33H Float switch X18A R2T Heat exchange...

Page 170: ...X1M Terminal strip P1 and P2 X10A T1R Transformer 230V 22V secundary X11A T1R Transformer 230V 22V primary X15A 33H Float switch X18A R2T Heat exchanger thermistor X19A R1T Air thermistor X21A K1F Mag...

Page 171: ...CB The illustration below shows the PCB connectors Connectors The table below describes the PCB connectors PCB No Unit 2P068330 1 illustrated below MA56GZ7W11 SD S5 SC SB SA S3 S2 S1 S4 Connector Conn...

Page 172: ...is PCB type PCB The illustration below shows the PCB connectors Connectors The table below describes the PCB connectors PCB No Unit 2PB32067 3 illustrated below MA90GZ7W11 S10 S5 S1 S2 S4 Connector Co...

Page 173: ...s the PCB connectors Connectors The table below describes the PCB connectors PCB No Unit 2PB38042 21 illustrated below MA90GZ7W11 S6 S5 S4 SE SD SC SB SA S3 S2 S1 S7 Connector Connected to Description...

Page 174: ...shows the PCB connectors PCB No Unit 4SW00954 1 RP71B7W1 T1 4SW00955 1 RP100 125B7W1 T1 4SW00956 1 RYP71B7W1 4SW00957 1 RYP100 125B7W1 4SW00958 1 RP200B7W1 4SW00959 1 RP250B7W1 4SW00960 1 illustrated...

Page 175: ...hermistor X6A R3T Discharge thermistor X7A T1R Transformer X8A K1M Magnetic contactor M1C X9A S1PH High pressure switch X10A S1LP Low pressure switch X11A Q1L Thermo switch M1F X12A Q2L Thermo switch...

Page 176: ...strip P1 and P2 X10A X2A on A2P PCB transformer 230 V 16 VDC X11A X1A on A2P PCB transformer 230 V 16 VDC X14A 33A Limit switch swing flap X15A 33H Float switch X18A R2T Heat exchanger thermistor X19...

Page 177: ...ted to Description X5A X1M Terminal strip P1 and P2 X10A X2A on A2P PCB transformer 230 V 16 VDC X11A X1A on A2P PCB transformer 230 V 16 VDC X14A 33A Limit switch swing flap X15A 33H Float switch X18...

Page 178: ...V X14A 33A Limit switch swing flap X15A When installing the drain pump remove the jumper connector of X15A and carry out the additional wiring for float switch and drain pump Connector to float switc...

Page 179: ...al strip P1 and P2 X10A X2A on A2P Power supply PCB X11A X1A on A2P Power supply PCB X14A 33A Limit switch swing flap X15A Float switch X18A R2T Heat exchanger thermistor X19A R1T Air thermistor X20A...

Page 180: ...PCB Layout ESIE02 01 1 164 Part 1 System Outline 3 1 1 4 5...

Page 181: ...1 4 3 4 5 2 Part 2 Functional Description What is in this part This part contains the following chapters Chapter See page 1 General Functionality 2 3 2 Overview of the cooling mode functions 2 25 3 Ov...

Page 182: ...ESIE02 01 2 2 Part 2 Functional Description 3 1 2 5...

Page 183: ...all Heat Pumps 2 4 1 3 Functions of Thermistors Large Heat Pumps 2 5 1 4 Operating Modes and Control Modes 2 7 1 5 Forced Operating Mode Emergency Operation 2 8 1 6 Switching to Forced Operating Mode...

Page 184: ...below contains the functions of the small h p 1 2 3 4 Outdoor unit Indoor unit Ther mistor Location Wiring symbol Mode Function 1 Indoor heat exchanger R2T Cooling Freeze up thermostat Heating Hot st...

Page 185: ...3 4 Outdoor unit Indoor unit Ther mistor Location Wiring symbol Mode Function 1 Indoor heat exchanger R2T Cooling Optimise discharge temp evap temp Freeze up thermostat Heat ing Optimise discharge te...

Page 186: ...eed control Start up control expansion valve and outdoor unit fan Integral capacity calculation to determine freeze up Heat ing Integral capacity calculation to determine defrost Start up control expa...

Page 187: ...modes are Normal operating mode Forced operating mode Control modes The table below contains the different control modes of the Sky Air B series air conditioners Operating mode Control mode Normal ope...

Page 188: ...ou can end the emergency operation by changing the emergency switch back to normal while the power is OFF Emergency operation The table below describes what happens when you change the emergency switc...

Page 189: ...malfunctioning emergency operation cannot be carried out No signal is transmitted between the indoor and outdoor units and remocon If a safety device should be activated during emergency operation all...

Page 190: ...ve on the indoor unit Switching To switch to forced operating mode proceed as follows Before switching back Before moving the switches back to normal operating mode make sure to turn OFF the power fir...

Page 191: ...ng conditions Initial operation for the first 2 5 min or Defrosting or Forced operating mode Tr The table below shows how to calculate Tr Time chart The time chart below illustrates the thermostat con...

Page 192: ...25 25 25 25 25 25 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 A Cooling Automatic change over Heating Cooling Setting Display Display Setting Remote control Heating Wireless Heating Cool...

Page 193: ...temperature Tc Tc 63 C for 90 s contin uously min 60 max 66 C for practice function The thermo stat is turned OFF Next start initial open ing E V 70 pulses cooling 80 pulses heating Remocon OFF Heatin...

Page 194: ...order to prevent it from breaking down Method The table below describes what happens in case of HPS or LPS activation Used input The HPS and LPS detection function uses the following inputs If the is...

Page 195: ...hermistor is malfunctioning out of its normal range simulated operation is carried out while malfunction is displayed on the remote control If the air or heat exchanger thermistor becomes normal again...

Page 196: ...scharge pipe temperature control uses the following inputs Function Description Starting conditions F3 error occurs if the conditions Wet operation Prevents liquid suction to the compressor Change in...

Page 197: ...is too high Method When the thermostat is turned OFF due to a discharge pipe temperature that is too high and the E V opening is 450 pulses or more the gas shortage error is activated However operatio...

Page 198: ...ntrol is to prevent refrigerant from remaining in the compressor by heating the crankcase heater of the compressor Method Check the discharge temperature of the compressor during an OFF cycle Starting...

Page 199: ...tch Used input The drain pump control uses the following inputs Model type Model name Cassette FHYCP standard and FUYP standard Duct FHYBP standard and FDYP optional Corner FHYKP standard Ceiling FHYP...

Page 200: ...illustrates the drain pump control during start up Float type During operation compr ON The time chart below illustrates the drain pump control during start up 5 min 5 min 5 s 1 min 20 Water level abn...

Page 201: ...al Airflow direction setting Fully closed Overload thermostat OFF Swing operation LL Horizontal Swing Airflow direction setting Set position Function In Fan Flap FHYCP FHYKP and FHYP Flap FAYP Remote...

Page 202: ...FF as when the unit was operating Turning OFF power When you have to turn OFF the power supply in order to carry out maintenance make sure to turn the remote control s ON OFF switch OFF firstly If you...

Page 203: ...hows the operation range of the set temperature air suction temperature combination Heating The diagram below shows the operation range of the set temperature air suction temperature combination Condi...

Page 204: ...General Functionality ESIE02 01 2 24 Part 2 Functional Description 3 1 2 4 5...

Page 205: ...s vital when diagnosing a malfunction that is related to the functional control Overview This chapter contains the following topics Topic See page 2 2 Dry Keep Mode 2 26 2 3 Freeze Up Function in Cool...

Page 206: ...t temperature This ambient temperature is then the setpoint The thermostat is turned OFF when the air return temperature drops below this setpoint The thermostat is turned ON in one of the following c...

Page 207: ...or 1 min continuously see integral capacity calculation further in this section or Te 1 C for 1 min continuously Starting conditions 2 not FAYP indoor units The compressor has been running for more th...

Page 208: ...sure to avoid ice water blow out during freeze up cycle Mode 2 enables the possibility to start a freeze up activation decision by the outdoor unit but with more severe conditions than in mode 0 Mode...

Page 209: ...ion The table below contains the freeze up operation ending conditions Heating operation during freeze up Heating operation activation during freeze up activation is possible In case of The freeze up...

Page 210: ...an speed The starting fan speed depends on the ambient temperature The different fan speeds for the according outdoor air temperatures are shown in the table below Fan speed for Ta 3 C R Y P71 250B Th...

Page 211: ...because of lack of starting torque To avoid this the fan motor operates at H tap for the first 5 s after start up before changing to L tap Used input The fan starting control in cooling or dry keep mo...

Page 212: ...t low or high speed Ta ambient temperature outdoor air temperature Tr room suction temperature Different fan speeds The table below explains the meaning of L H and HH fan speed Used input The normal o...

Page 213: ...hod The method to control is reduction of the air flow volume of the outdoor unit fan Starting and ending conditions The control is not activated during start up control The control is activated when...

Page 214: ...e of the high pressure protection is to prevent a shutdown due to an error Method The thermostat turns OFF immediately before HPS activation according to the outdoor heat exchanger temperature Tc Outd...

Page 215: ...on the swing flap the condensation avoidance control is activated Stage Description 1 The fan operates in cooling mode with the blade in downward position set on the remote control 2 After 30 min the...

Page 216: ...Overview of the cooling mode functions ESIE02 01 2 36 Part 2 Functional Description 3 1 2 4 5...

Page 217: ...s is vital when diagnosing a malfunction that is related to the functional control This chapter is only applicable to h p units Overview This chapter contains the following topics Topic See page 3 2 D...

Page 218: ...ondition 1 Condition 2 The compressor has been running for a total of 25 min since the start of heating or since the end of the previous defrosting Outdoor heat exchanger temp 3 C and Outdoor heat exc...

Page 219: ...e pipe temperature is high during defrost the motorized valve opens at intervals 2 Motorized valve control after defrost operation The motorized valve is controlled to an optimum opening and the most...

Page 220: ...led Defrosting has been running over 10 min or Outdoor heat exchanger temperature 12 5 C or High pressure switch has been activated or Indoor unit has been switched OFF or Unit is in another mode than...

Page 221: ...low illustrates the draft avoidance control 1 in heating mode and thermostat OFF Defrosting The time chart below illustrates the draft avoidance control 1 in defrosting Model type Model name Cassette...

Page 222: ...ctional Description 3 1 2 4 5 Used inputs The draft avoidance control 1 uses the following inputs Input Connection on indoor PCB Connection on outdoor PCB Limit switch for flap 33S No of fan turns X26...

Page 223: ...ontrol 2 is activated when Hot start is finished or Cold air prevention control is finished Time chart If the fan speed is set to H the fan turns at low speed for a certain amount of time Used input D...

Page 224: ...termine which operating mode has to be set in function of the outdoor unit type c o or h p Operating modes The possible operating modes are Used input The outdoor unit identification function uses the...

Page 225: ...al cylinder Method The table below describes the 4 way valve control operation Time chart The time chart below illustrates the 4 way valve control Used input The 4 way valve control uses the following...

Page 226: ...When the outside temperature is 10 C or lower the fan speed stays at H for the first 5 s if it is switched from OFF to L Different fan speeds The table below explains the meaning of L H and HH fan spe...

Page 227: ...h ambient temperature Reduce the chance of icing up Method Normal fan control operation is done after 5 min of starting fan control operation The operation range is divided into three areas A B and C...

Page 228: ...input The normal outdoor fan control during heating operation uses the following inputs Fan operation 71 100 and 125 200 and 250 1 fan Upper fan MF1 Lower fan MF2 Fan 1 Fan 2 OFF OFF OFF OFF OFF OFF L...

Page 229: ...following start up is adapted by the self learning function Initial opening degree The initial opening degree of the outdoor expansion valve depends on the indoor and outdoor air temperature The calc...

Page 230: ...al discharge pipe temperature Outdoor ambient temperature The expansion valve is controlled in order for the discharge temperature to approach the optimum temperature Used input The motor operated val...

Page 231: ...eshooting What is in this part This part contains the following chapters Chapter See page 1 Troubleshooting 3 3 2 Error Codes Indoor Units 3 21 3 Error Codes Outdoor Units 3 33 4 Error Codes System Ma...

Page 232: ...ESIE02 01 3 2 Part 3 Troubleshooting 3 1 3 5...

Page 233: ...Control 3 6 1 4 Checking with the Infrared Remote Control Display 3 7 1 5 Troubleshooting with the Indoor Unit LEDs and the Remote Control 3 11 1 6 Troubleshooting with the Outdoor Unit LEDs and the...

Page 234: ...ddress for the remote control and indoor unit are set correctly See page 4 5 Equipment operates but stops sometimes To troubleshoot check the following A power failure of 2 to 10 sine wave cycles can...

Page 235: ...or outlet of the indoor and outdoor units Check if the temperature settings are correct Check if all windows and doors are closed Check if the air flow and air direction are set correctly Check if the...

Page 236: ...u can use the emergency button on the front panel of the indoor unit To start the automatic mode press the emergency button To stop the automatic mode press the button again Checking with the wired re...

Page 237: ...ol does not display the error code Instead the operation LED on the light reception section flashes Checking To find the error code proceed as follows Step Action 1 Press the INSPECTION TEST button to...

Page 238: ...hes Step Action 00 iI CODE UP FAN RESERVE CANCEL TIMER DOWN TEMP TIME ON OFF MODE SWING TEST UNIT No If you hear Then 3 short beeps Follow all steps below 1 short beep Follow steps 3 and 4 Continue th...

Page 239: ...ght 0 lower digit indication of the error code flashes Step Action A0 iI CODE UP FAN RESERVE CANCEL TIMER DOWN TEMP TIME ON OFF MODE SWING TEST UNIT No 4 5 6 7 8 9 U P L J F H E C A O If you hear Then...

Page 240: ...nuous beep 7 Press the MODE button to return to normal status If you do not press any button for at least 1 min the remote control returns automatically to normal status Step Action A3 iI CODE UP FAN...

Page 241: ...alfunction overview If Then LED front panel Indoor unit LED Remote con trol display Location of the mal function Malfunction description See page H1P HAP H2P HBP Other than PCB PCB ind unit 8 6 6 Note...

Page 242: ...1 Malfunctioning outdoor unit PCB 8 Note 1 Malfunctioning power supply or outdoor unit PCB 6 7 8 E3 Abnormal High Pressure Detected by the HPS E3 3 39 6 7 8 E4 Abnormal Low Pressure Detected by the L...

Page 243: ...CB outd unit PCB ind unit Rem contr 6 8 8 Note 1 Normal Note 2 U0 Gas Shortage Detection U0 3 54 6 8 7 U1 Reverse Phase U1 3 55 Note 2 U4 or UF Transmission Error between Indoor and Outdoor Unit U4 or...

Page 244: ...w contains an overview of the indoor safety devices Applicable unit Thermal protector fan motor Thermal fuse fan motor Fuse PCB Abnormal Reset automatic FH Y C P 130 5 C 83 20 C N A 5 A FHYBP N A N A...

Page 245: ...y devices Applicable out door unit Reverse phase protector Overload contact compres sor Thermal protec tor fan motor Overcur rent relay compres sor High pressure switch Low pressure switch RP71B7V1 X...

Page 246: ...tector of the fan motor Applicable outdoor unit Wiring symbol Location safety Settings Type Abnormal Reset Reset RP71B7V1 Q1L Outdoor fan motor Q1L con nected to X11A Q2L con nected to X12A 140 C 45 1...

Page 247: ...of the compressor Applicable outdoor unit Wiring symbol Location safety Settings Type Abnormal Reset RP71B7V1 F1C Switch box 22 0 A 10 Automatic RYP71B7V1 RP71B7W1 10 0 A 10 RYP71B7W1 RP71B7T1 15 0 A...

Page 248: ...e protector Applicable outdoor unit Wiring symbol Location safety Type Reset RP71B7V1 No reverse phase protector RYP71B7V1 RP71B7W1 PRC Switch box Automatic and power OFF RYP71B7W1 RP71B7T1 RP100B7V1...

Page 249: ...ribes the high pressure switch Applicable outdoor unit Wiring symbol Location safety Settings Type Abnormal Reset Reset RP71B7V1 S1PH Discharge pipe 33 bar 25 5 bar Automatic RYP71B7V1 RP71B7W1 RYP71B...

Page 250: ...e low pressure switch Applicable outdoor unit Wiring symbol Location safety Settings Type Abnormal Reset Reset RP71B7V1 S1LP Low pres sure switch located in suction pipe 0 3 bar 0 5 bar Automatic RYP7...

Page 251: ...shuts down when the error occurs several times This means that you have to wait until the system shuts down to be able to see the flashing LED on the front panel and the error code on the remote cont...

Page 252: ...either within the computer or externally and usually requires more voltage for erasure than the common 5 volts used in logic circuits It functions like non volatile RAM but writing to EEPROM is slower...

Page 253: ...or generation The error is generated when the water level reaches its upper limit and when the float switch turns OFF Causes The possible causes are Malfunctioning drain pump Improper drain piping wor...

Page 254: ...or Yes Is there continuity Yes Replace the Short circuit connector Replace the indoor unit PCB Yes No Does the drain pump work after restarting operation Yes Connect the drain pump Yes No Is the drain...

Page 255: ...LED indications Error generation The error is generated when the fan rotations are not detected while the output voltage to the fan is at its maximum Causes The possible causes are Malfunctioning ind...

Page 256: ...as follows Check the connections of X20A and X26A Are X20A and X26A properly connected Unplug X26A and switch the power supply on Is there about 12 VDC Check the voltage between pins 1 and 3 of X26A C...

Page 257: ...ible failure of float switch Check to see if drain up height and horizontal pipe length exceed specifications Clogged drain water discharge system Clogged drain pump Faulty float switch Replace indoor...

Page 258: ...he following case In case the indoor PCB installed at the factory is for some reason changed at the installation site the capacity will not be contained in the replacement PCB To set the correct capac...

Page 259: ...ed into X23A of the indoor PCB Is the capacity setting adapter plugged into X23A of the indoor unit PCB Switch the power supply off and back on again Is AJ displayed on the remote controller Plug a ca...

Page 260: ...error is generated when during compressor operation Thermistor input 4 96 V or Thermistor output 0 04 V Causes The possible causes are Malfunctioning connector connection Malfunctioning thermistor Ma...

Page 261: ...tor connection Is it connected properly Correct the connection Check the thermistor resistance Is it normal Replace the thermistor Check the contact between thermistor and PCB Is the contact OK Correc...

Page 262: ...shorted while the unit is running Even if the remote control thermistor is malfunctioning the system can operate with the system thermistor Causes The possible causes are Malfunctioning thermistor Br...

Page 263: ...oblem Overview This chapter contains the following topics Topic See page 3 2 Activation of Safety Device E0 3 34 3 3 Abnormal High Pressure Detected by the HPS E3 3 39 3 4 Abnormal Low Pressure Detect...

Page 264: ...ose Clogging refrigerant piping circuit Air short circuit Malfunctioning outdoor PCB Overview outdoor safety devices See page 3 15 Troubleshooting To troubleshoot proceed as follows Operation HAP gree...

Page 265: ...nough operating space Provide enough operating space No Yes Is the fan rotating No Yes Fan standstill Refer to fhe fan does not rotate The fan is turning clockwise Refer to the fan is turning clockwis...

Page 266: ...o rotate the fan with your hand Can you rotate the fan smoothly No Check capacitor Yes Is the capacitor in good condition Yes 1 Replace the capacitor 2 Reconnect connector No The fan does not rotate C...

Page 267: ...sator connection Refer to fan motor condensator connection Is the connection correct Replace fan motor Correct the connection Refer to fan motor condensator connection No Yes Is there a suitable power...

Page 268: ...temperature 120 C or Discharge superheat 55 C Check the stop valves Are they open Is it clogged Is the refrigerant filled to the proper level Fill to specified level No Check the refrigerant piping c...

Page 269: ...Abnormal high pressure caused by too much refrigerant or by non condensable gas air or nitrogen Inaccuracy of the high pressure switch Broken or disconnected high pressure switch harness Malfunctionin...

Page 270: ...Does the HPS have continuity Replace HPS without continuity Check high pressure during operation Tc HP Ta indoor 35 C set value 1 HP set value 2 Replace outdoor unit PCB No Yes No No Yes Is the unit...

Page 271: ...during compressor operation Causes The possible causes are Malfunctioning refrigerant piping circuit Malfunctioning low pressure switch Disconnected or broken low pressure switch harness Malfunctioni...

Page 272: ...PS without continuity 3 minutes after start Tc LP Ta indoor 25 C set value 1 LP set value 2 Replace outdoor unit PCB Faulty refrigerant piping circuit No Yes No Yes No Yes Is the unit in cooling mode...

Page 273: ...elow contains the reference resistance values Causes The possible causes are Malfunctioning electronic expansion valve Broken or disconnected electronic expansion valve harness Malfunctioning electron...

Page 274: ...ance of electronic expansion valve coil 40 resistance 50 Faulty electronic expansion valve Outside cause electric noise etc Yes No Replace outdoor unit PCB Yes Did you measure the resistance over a gr...

Page 275: ...The possible causes are Improper refrigerant amount Clogging refrigerant piping circuit Discharge temperature that is too low due to too much refrigerant or due to the discharge thermistor being out...

Page 276: ...eck if the operating conditions of the in and outdoor unit are within the range check the refrigerant piping circuit for clogging check the accuracy of the discharge thermistor refer to the thermistor...

Page 277: ...disconnected high pressure switch harness Malfunctioning high pressure switch connector connection Malfunctioning outdoor unit PCB Troubleshooting To troubleshoot proceed as follows Operation HAP gre...

Page 278: ...tdoor thermistor Malfunctioning outdoor thermistor connector connection Malfunctioning outdoor unit PCB Troubleshooting To troubleshoot proceed as follows Operation HAP green H1P red H2P red Normal 6...

Page 279: ...ESIE02 01 Error Codes Outdoor Units Part 3 Troubleshooting 3 49 3 3 4 5 1 Checking the thermistor resistance See page 3 73...

Page 280: ...re Malfunctioning discharge pipe thermistor Malfunctioning discharge pipe thermistor connector connection Malfunctioning outdoor unit PCB Troubleshooting To troubleshoot proceed as follows Operation H...

Page 281: ...table below shows the LED indications Error generation The error is generated when the thermistor resistance is out of its range Causes The possible causes are Malfunctioning heat exchanger thermisto...

Page 282: ...proceed as follows Is it connected properly Correct the connection Check the thermistor resistance Is it normal Replace the termistor Replace the outdoor unit PCB No Yes No Yes Check the unit type Ch...

Page 283: ...mote control display The error code helps you to find the cause of the problem Overview This chapter contains the following topics Topic See page 4 2 Gas Shortage Detection U0 3 54 4 3 Reverse Phase U...

Page 284: ...in case of the previous start When the unit restarts with a fully opened expansion valve the remote control displays U0 after pressing the test button Error generation The error is generated when the...

Page 285: ...rror generation The error is generated when the difference between phase L1 and L3 is not 240 The illustration below shows the 3 phase network Causes The possible causes are Malfunctioning power suppl...

Page 286: ...eed as follows Check power Is U1 displayed on the remote controller Phases are not correct Replace outdoor unit PCB No Yes L1 L2 L3 400V 10 L1 N 230V 10 L2 N 230V 10 L3 N 230V 10 Does the power corres...

Page 287: ...ation Error generation The error is generated when the microprocessor detects that the transmission between the indoor and the outdoor unit is not normal over a certain amount of time Causes The possi...

Page 288: ...Is H1P flashing NO YES NO NO NO NO ON or OFF NO OFF YES YES YES Is HAP flashing Is HBP flashing To outdoor unit next page Is H2P on Check of indoor unit microcom puter normal HAP Check of indoor unit...

Page 289: ...NO ON or OFF NO OFF NO Is HAP flashing YES NO Is HAP flashing Continued from previous page Is HAP on Check of outdoor unit microcom puter normal HAP YES Turn the power supply off once and then back o...

Page 290: ...e controls Troubleshooting To troubleshoot proceed as follows Operation HAP green H1P red H2P red Normal 6 8 8 Malfunctioning Set one of the remote controllers to SUB turn off the power supply tempora...

Page 291: ...rror between MAIN remote control and SUB remote control Connection among SUB remote controls Malfunctioning remote control PCB Troubleshooting To troubleshoot proceed as follows Operation HAP green H1...

Page 292: ...ication Error generation The error is generated when incorrect field settings have been set for pair twin triple double twin Causes The possible causes are Malfunctioning indoor or outdoor unit PCB Ma...

Page 293: ...ontroller connected to more than one indoor unit NO YES Are the microcomputer normal montiors HAP of all indoor unit PCB flashing YES Are the transmission normal montiors HBP of all indoor unit PCB fl...

Page 294: ...Error Codes System Malfunctions ESIE02 01 3 64 Part 3 Troubleshooting 3 1 3 4 5...

Page 295: ...Overview This chapter contains the following topics Topic See page 5 2 Indoor Unit Checking the Fan Motor Hall IC 3 66 5 3 Indoor Unit Checking the Power Supply Wave Form 3 67 5 4 Outdoor Unit Checki...

Page 296: ...CB 1 is properly connected 2 Make sure the power is ON and that there is no operation 3 Measure the voltage between pin 1 and 3 of S7 4 Turn the fan one rotation with your hand and measure the generat...

Page 297: ...eck the power supply wave form proceed as follows Step Action 1 Measure the power supply wave form between pin 1 and 3 of X1M for the outdoor units or between pin 1 and 3 of X2M for the indoor units 2...

Page 298: ...oor Unit Checking the Refrigerant System Checking To check the refrigerant system proceed as follows Check discharge pipe thermistor R3T Is the discharge pipe thermistor R3T disconnected from the hold...

Page 299: ...suction and discharge areas Change the installation location Does the discharged air from other outdoor units cause an increase of the suction temperature Is the heat exchanger clean Is the minimum sp...

Page 300: ...essure Is the pressure 24 kg cm during cooling operation Is the solenoid valve open Is the stop valve open Is the connection pipe deformed Are the heat exchanger and air filter clean Replace the compr...

Page 301: ...e is producing a clicking sound 5 Check the coil current Open circuit normal short circuit 6 Check the clicking sound again If Then The expansion valve has no clicking sound Disconnect the valve conne...

Page 302: ...hermistors Large Heat Pumps on page 5 Overview of thermistors The table below contains an overview of the thermistors Checking To check the thermistors proceed as follows Thermistor Description Indoor...

Page 303: ...50 3 44 9 8 7 6 5 4 3 2 1 106 03 100 41 95 14 90 17 85 49 81 08 76 93 73 01 69 32 103 18 97 73 92 61 87 79 83 25 78 97 74 94 71 14 67 56 31 32 33 34 35 36 37 38 39 15 43 14 79 14 18 13 59 13 04 12 51...

Page 304: ...2 142 0 144 0 146 0 148 0 3 9 3 7 3 5 3 3 10 0 478 8 80 0 25 4 150 0 3 2 12 0 14 0 16 0 18 0 432 9 392 0 355 3 322 4 82 0 23 7 152 0 154 0 156 0 158 0 3 0 2 9 2 7 2 6 20 0 292 9 160 0 2 5 22 0 24 0 26...

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Daikin FHC45BZ7V1, Service Manual

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