background image

Notice

CORRECTION

SERVICE FLASH

PRODUCTION CHANGE

ADDED INFORMATION

REFERENCE NO. 

SM

700855-02

FILE NO.

Page No.

of the Manual

Contents

The following unit specification has been corrected.

Number of Operatable Indoor Units : 3     4

Reason

for change

Please add this notice to the TECHNICAL & SERVICE MANUAL listed below.

The reason for change

< Reference No. >

Current

SM700855-01

A : Correction

B : Quality reliability

C : Standardization

D : Design change

E : Addition of parts

F : New information

Category :

Model :

Destination :

Serial No. :

North America

Issue Number :

2

DC INVERTER MULTI-SYSTEM AIR CONDITIONER

CMH1972A
CMH2472A
CMH3172A

Date : April, 2010

New

SM700855-02

10 and 11

A

Product Code No.

1 852 356 13

1 852 356 09

1 852 356 10

Capacity at 230V

19,100 BTU/h

23,200 BTU/h

30,600 BTU/h

Outdoor Model No.

CMH1972A

CMH2472A

CMH3172A

Содержание CMH1972A

Страница 1: ...d below The reason for change Reference No Current SM700855 01 A Correction B Quality reliability C Standardization D Design change E Addition of parts F New information Category Model Destination Serial No North America Issue Number 2 DC INVERTER MULTI SYSTEM AIR CONDITIONER CMH1972A CMH2472A CMH3172A Date April 2010 New SM700855 02 10 and 11 A Product Code No 1 852 356 13 1 852 356 09 1 852 356 ...

Страница 2: ... Sanyo HVAC Contractor or Distributor United States SCS HVAC Solutions Web www SanyoHVAC com Parts hvac parts sna sanyo com Service hvac service sna sanyo com Canada Sanyo Canada Inc Web www SanyoHVAC com Parts Service hvac sci sanyo com 4 10 Printed in Japan ...

Страница 3: ...DC INVERTER MULTI SYSTEM AIR CONDITIONER Destination North America Product Code No 1 852 356 13 1 852 356 09 1 852 356 10 REFERENCE NO SM700855 02 Capacity at 230V 19 100 BTU h 23 200 BTU h 30 600 BTU h Outdoor Model No CMH1972A CMH2472A CMH3172A NOTE CMH1972A CMH2472A CMH3172A For details about the combination refer to Unit Combination Table in the Appendix of this manual FILE NO Semi concealed t...

Страница 4: ...ection perform the repair work after sufficiently discharging it Insufficient capacitor discharge may cause an electric shock Do not perform repair work on the electric sections with wet hands Doing so may cause an electric shock Do not start or stop the air conditioner by means of connecting or disconnecting the power plug Doing so may cause an electric shock or fire When conducting repair work o...

Страница 5: ...on Caution Do not wash the air conditioner with water as this may cause an electric shock or fire For the repair work in places with high humidity or moisture make sure to ground the unit Failure to do so may cause an electric shock Confirm that the component attachment position wiring condition soldering condition and connector connection are normal If not it may cause overheating or fire Confirm...

Страница 6: ...L DATA 4 REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant Flow Diagram 5 PERFORMANCE DATA 5 1 Temperature Charts 5 2 Cooling Capacity 5 3 Heating Capacity 6 ELECTRICAL DATA 6 1 Electric Wiring Diagrams 7 FUNCTIONS 7 1 Explanation of Functions 7 2 Protective Functions 8 TROUBLESHOOTING 8 1 Precautions before Performing Inspection or Repair 8 2 Trouble Diagnosis by Error Monitop Lamps 8 3 Checking the Outdo...

Страница 7: ...igerant R410A 9 2 Checklist before Servicing 9 3 Tools Specifically for R410A 9 4 Tubing Installation Procedures 9 5 In Case of Compressor Malfunction 9 6 In Case Refrigerant is Leaking 9 7 Charging Additional Refrigerant 9 8 Retro Fitting Existing Systems APPENDIX A INSTALLATION INSTRUCTIONS APPENDIX B UNIT COMBINATION TABLES 5 ...

Страница 8: ...72 YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES KMHS0972 KMHS1272 KMHS1872 KMHS2472 Wall Mounted Type CMH1972A CMH2472A CMH3172A Multi Outdoor Unit Indoor Unit 3 Room 4 Room 4 Room XMHS0972 PNR XS1872 YES YES YES YES YES YES YES YES YES XMHS1272 PNR XS1872 XHS1872 PNR XS1872 Semi Concealed Type 6 ...

Страница 9: ...67 F D B 57 F W B 80 F D B 67 F W B _ D B _ W B 1 OPERATING RANGE Maximum Minimum Maximum Minimum 115 F D B 14 F D B 75 F D B 65 F W B 0 F D B Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Heating 7 ...

Страница 10: ...bs kg Ibs kg cu ft m3 mm inch mm 3 Room Multi Outdoor Unit Outdoor Unit inch 187 to 253 Dimensions Weight Refrigerant Tubing Connections Unit Dimensions Electrical Rating Sensible Capacity Latent Capacity W Power Input V A Available Voltage Range Running Amperes Operation Sound High Cool Heat Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 143 3 152 1 12 71 65 0 69 0 0 36 33 27 32 ...

Страница 11: ...3 mm inch mm 3 Room Multi Outdoor Unit Outdoor Unit inch 187 to 253 Dimensions Weight Refrigerant Tubing Connections Unit Dimensions Electrical Rating Sensible Capacity Latent Capacity W Power Input V A Available Voltage Range Running Amperes Operation Sound High Cool Heat Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 143 3 152 1 12 71 65 0 69 0 0 36 33 27 32 40 5 8 16 1 4 860 1 ...

Страница 12: ...nch mm 4 Room Multi Outdoor Unit Outdoor Unit inch 187 to 253 Dimensions Weight Refrigerant Tubing Connections Unit Dimensions Electrical Rating Sensible Capacity Latent Capacity W Power Input V A Available Voltage Range Running Amperes Operation Sound High Cool Heat Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 143 3 152 1 12 71 65 0 69 0 0 36 33 27 32 40 5 8 16 1 4 860 1 032 41...

Страница 13: ...inch mm 4 Room Multi Outdoor Unit Outdoor Unit inch 187 to 253 Dimensions Weight Refrigerant Tubing Connections Unit Dimensions Electrical Rating Sensible Capacity Latent Capacity W Power Input V A Available Voltage Range Running Amperes Operation Sound High Cool Heat Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 143 3 152 1 12 71 65 0 69 0 0 36 33 27 32 40 5 8 16 1 4 860 1 032 4...

Страница 14: ...ch mm 4 Room Multi Outdoor Unit Outdoor Unit inch 187 to 253 Dimensions Weight Refrigerant Tubing Connections Unit Dimensions Electrical Rating Sensible Capacity Latent Capacity W Power Input V A Available Voltage Range Running Amperes Operation Sound High Cool Heat Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 180 8 189 6 15 18 82 0 86 0 0 43 39 3 4 40 5 8 16 1 4 1 010 1 032 413...

Страница 15: ...ch mm 4 Room Multi Outdoor Unit Outdoor Unit inch 187 to 253 Dimensions Weight Refrigerant Tubing Connections Unit Dimensions Electrical Rating Sensible Capacity Latent Capacity W Power Input V A Available Voltage Range Running Amperes Operation Sound High Cool Heat Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 180 8 189 6 15 18 82 0 86 0 0 43 39 3 4 40 5 8 16 1 4 1 010 1 032 413...

Страница 16: ...ompressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Twin Rotary Hermetic 5KD240XAB21 1 700W U V V W W U 0 720 0 708 0 726 CT Peak current cut off control Compressor Discharge Temp Control Operation cut off control in abnormal ambient Temp Safety Device Micro F VAC Run Capacitor Crankcase Heater Yes Yes Yes Overload Relay CS 7L 2515 Model Operation Temp Open 239 F 115 C Close 212 F 100 C 230V 3...

Страница 17: ...Output Compressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Twin Rotary Hermetic 5KD240XAB21 1 700W U V V W W U 0 720 0 708 0 726 CT Peak current cut off control Compressor Discharge Temp Control Operation cut off control in abnormal ambient Temp Safety Device Micro F VAC Run Capacitor Crankcase Heater Yes Yes Yes Overload Relay CS 7L 2515 Model Operation Temp Open 239 F 115 C Close 212 F 100 ...

Страница 18: ... Output Compressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Twin Rotary Hermetic 5JD420XAB22 3 000W U V V W W U 0 435 0 441 0 452 CT Peak current cut off control Compressor Discharge Temp Control Operation cut off control in abnormal ambient Temp Safety Device Micro F VAC Run Capacitor Crankcase Heater Yes Yes Yes Overload Relay CS 7L 2515 Model Operation Temp Open 239 F 115 C Close 212 F 100...

Страница 19: ...C 2 3 Other Component Specifications CMH1972A CMH2472A CMH3172A Sensor Name Compressor temp sensor TKS293B Model No of sensor 1 1 Quantity of Sensor 1 Outdoor air temp sensor Outdoor heat exchanger sensor AW AN sensor BW BN sensor CW CN sensor DW DN sensor TKS295B TKS292B TKS292B TKS292B TKS292B TKS292B Model No of sensor Sensor Name 1 1 1 1 1 1 1 1 0 Quantity of Sensor 1 1 1 1 1 1 1 1 1 1 1 1 1 1...

Страница 20: ...3 4 7 16 5 29 32 2 27 32 2 3 4 2 1 32 4 1 2 2 15 16 2 3 4 29 1 8 740 23 32 1 13 16 35 7 16 900 23 15 16 5 11 32 15 32 12 19 32 320 13 19 32 14 17 32 11 17 32 I D 2 3 3 2 5 I D 1 5 1 6 1 3 8 2 15 16 2 1 16 3 DIMENSIONAL DATA Outdoor Unit CMH1972A Unit inch mm 852 0 0010 11200 0 18 ...

Страница 21: ...valve dia 3 8 9 52 3 4 7 16 5 29 32 2 27 32 2 3 4 2 3 4 2 1 32 4 1 2 2 15 16 2 3 4 2 3 4 29 1 8 740 23 32 1 13 16 35 7 16 900 23 15 16 5 11 32 15 32 12 19 32 320 13 19 32 14 17 32 11 17 32 I D 2 3 3 2 5 I D 1 5 1 6 1 3 8 2 15 16 2 1 16 2 13 32 Outdoor Unit CMH2472A Unit inch mm 852 0 0010 20400 0 19 ...

Страница 22: ...ow tube service valve dia 1 4 6 35 4 Wide tube service valve dia 3 8 9 52 2 4 7 16 5 29 32 2 1 32 4 1 2 2 15 16 2 3 4 2 3 4 35 1 32 890 23 32 1 13 16 35 7 16 900 23 15 16 5 11 32 15 32 12 19 32 320 13 19 32 14 17 32 11 17 32 I D 2 3 3 2 5 I D 1 5 1 6 1 3 8 2 15 16 2 1 16 2 13 32 2 7 8 2 3 4 2 3 4 20 ...

Страница 23: ...Diagram Outdoor Unit CMH1972A Insulation of Refrigerant Tubing Because capillary tubing is used in the outdoor unit both the wide and narrow tubes of this air conditioner become cold To prevent heat loss and wet floors due to dripping of condensation both tubes must be well insulated with a proper insulation material The thickness of the insulation should be a min 5 16 8 mm After a tube has been i...

Страница 24: ...lation should be a min 5 16 8 mm After a tube has been insulated never try to bend it into a narrow curve because it can cause the tube to break or crack Wide tube Thickness Min 5 16 8 mm Insulation Narrow tube Thickness Min 5 16 8 mm IMPORTANT CAUTION Compressor Main accumulator Sub accumulator Service valve on narrow tube Electric expansion valve Service valve on wide tube DN CN BN AN DW CW BW A...

Страница 25: ...tube Narrow tube Outdoor Unit CMH3172A Insulation of Refrigerant Tubing Because capillary tubing is used in the outdoor unit both the wide and narrow tubes of this air conditioner become cold To prevent heat loss and wet floors due to dripping of condensation both tubes must be well insulated with a proper insulation material The thickness of the insulation should be a min 5 16 8 mm After a tube h...

Страница 26: ...PaG Outdoor air temperature F C Outdoor air temperature F C 174 1 2 188 1 3 160 1 1 146 1 0 77 25 86 30 95 35 104 40 23 5 32 0 41 5 50 10 59 15 68 20 77 25 23 5 32 0 41 5 50 10 59 15 68 20 77 25 23 5 32 0 41 5 50 10 59 15 68 20 77 25 Lo fan Hi fan HH fan 506 3 5 434 3 0 362 2 5 290 2 0 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 3 2 Lo fan Hi...

Страница 27: ...C Outdoor air temperature F C Lo fan Hi fan Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 8 6 5 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH1972A Indoor Unit KMHS0972 1 HH fan HH fan HH fan 174 1 2 188 1 3 160 ...

Страница 28: ...lve psig MPaG Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 9 3 5 8 10 4 6 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan HH fa...

Страница 29: ...door air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 7 8 6 5 Lo fan Hi fan 10 12 6 8 9 11 7 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH19...

Страница 30: ...e F C Lo fan Hi fan Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 8 6 5 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan HH fan HH fan HH fan 160 1 1 174 1 2 146 1 0 132 0 9 77 25 86 30 95 35 104 40 23 5 32 0 41 5 50 10 59 15 68 20...

Страница 31: ... psig MPaG Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 9 3 5 8 10 4 6 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan HH fan H...

Страница 32: ... psig MPaG Outdoor air temperature F C Outdoor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 7 6 5 4 Lo fan Hi fan 10 12 6 8 9 11 7 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temper...

Страница 33: ...erature F C 174 1 2 188 1 3 160 1 1 146 1 0 77 25 86 30 95 35 104 40 23 5 32 0 41 5 50 10 59 15 68 20 77 25 23 5 32 0 41 5 50 10 59 15 68 20 77 25 23 5 32 0 41 5 50 10 59 15 68 20 77 25 Lo fan Hi fan HH fan 506 3 5 434 3 0 362 2 5 290 2 0 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 3 2 Lo fan Hi fan HH fan 7 8 6 5 Indoor discharge air tempera...

Страница 34: ...C Outdoor air temperature F C Lo fan Hi fan Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 8 6 5 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH2472A Indoor Unit KMHS0972 1 HH fan HH fan HH fan 174 1 2 188 1 3 160 ...

Страница 35: ...lve psig MPaG Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 9 3 5 8 10 4 6 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan HH fa...

Страница 36: ...door air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 7 8 6 5 Lo fan Hi fan 10 12 6 8 9 11 7 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH24...

Страница 37: ...oor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 8 9 7 6 Lo fan Hi fan 12 14 8 10 11 13 9 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH2...

Страница 38: ...ting current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 8 6 5 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH2472A Indoor Unit XMHS0972 1 HH fan HH fan HH fan 160 1 1 174 1 2 146 1 0 132 0 9 77 25 86 30 95 35 104 40 23 5 32 0 41 5 50 10 59 15 68 20...

Страница 39: ... psig MPaG Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan 7 9 3 5 8 10 4 6 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan HH fan H...

Страница 40: ...r air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan 506 3 5 578 4 0 434 3 0 362 2 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 7 6 5 4 Lo fan Hi fan 10 12 6 8 9 11 7 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CMH2472A...

Страница 41: ...6 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 3 8 9 7 6 5 4 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit KMHS0772 1 5 1 3 Temperat...

Страница 42: ...mperature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 3 7 8 6 5 4 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit KMHS0972 1 ...

Страница 43: ... fan Hi fan Hi fan HH fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 6 3 12 13 10 11 9 8 7 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit KMHS1272 1 Lo fan Hi fan Hi fan HH fan Lo fan Hi...

Страница 44: ...air temperature F C Outdoor air temperature F C Lo fan Hi fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 6 5 7 8 9 4 14 12 13 11 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit KMHS1872 1 Lo ...

Страница 45: ...ir temperature F C Outdoor air temperature F C Lo fan Hi fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 9 8 10 11 12 14 12 13 11 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit KMHS2472 1 Lo ...

Страница 46: ...rature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 7 8 6 5 4 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit XMHS0972 1 Lo fa...

Страница 47: ...n Hi fan Hi fan HH fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 4 5 6 12 13 10 11 9 8 7 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit XMHS1272 1 Lo fan Hi fan Hi fan HH fan Lo fan Hi fan ...

Страница 48: ...r temperature F C Outdoor air temperature F C Lo fan Hi fan 434 3 0 506 3 5 362 2 5 290 2 0 218 1 5 Operating current A Operating current A Outdoor air temperature F C Outdoor air temperature F C 6 5 7 8 9 14 12 13 11 Indoor discharge air temperature F C Indoor discharge air temperature F C Outdoor air temperature F C Outdoor air temperature F C Outdoor Unit CMH3172A Indoor Unit XHS1872 1 Lo fan H...

Страница 49: ...16 350 15 440 TC 20 150 19 450 18 700 18 140 17 250 16 290 72 22 2 SHC 14 040 13 700 13 360 13 190 12 840 12 330 63 76 24 4 SHC 16 960 16 610 16 270 16 100 15 760 15 410 17 2 80 26 7 SHC 20 040 19 450 18 700 18 140 17 250 16 290 84 28 9 SHC 20 150 19 450 18 700 18 140 17 250 16 290 88 31 1 SHC 20 150 19 450 18 700 18 140 17 250 16 290 TC 21 140 20 420 19 640 19 100 18 180 17 180 72 22 2 SHC 10 610...

Страница 50: ... 760 15 020 14 220 TC 18 290 17 700 17 060 16 570 15 810 14 980 72 22 2 SHC 12 570 12 300 12 020 11 890 11 610 11 200 63 76 24 4 SHC 15 180 14 900 14 630 14 490 14 080 13 810 17 2 80 26 7 SHC 17 920 17 650 17 060 16 570 15 810 14 980 84 28 9 SHC 18 290 17 700 17 060 16 570 15 810 14 980 88 31 1 SHC 18 290 17 700 17 060 16 570 15 810 14 980 TC 19 120 18 520 17 870 17 400 16 610 15 760 72 22 2 SHC 9...

Страница 51: ... 24 490 23 650 22 730 22 140 21 050 15 980 72 22 2 SHC 15 760 15 410 15 070 14 730 14 390 12 330 63 76 24 4 SHC 18 840 18 330 17 990 17 810 17 300 15 240 17 2 80 26 7 SHC 21 930 21 590 21 070 20 900 20 390 15 980 84 28 9 SHC 24 490 23 650 22 730 22 140 21 050 15 980 88 31 1 SHC 24 490 23 650 22 730 22 140 21 050 15 980 TC 25 560 24 700 23 760 23 200 22 080 16 380 72 22 2 SHC 12 330 11 990 11 640 1...

Страница 52: ... 20 020 15 230 CI 1 19 1 45 1 71 1 87 2 14 1 91 72 22 2 SHC 15 260 14 940 14 630 14 310 14 000 11 950 63 76 24 4 SHC 18 260 17 780 17 470 17 310 16 840 14 940 17 2 80 26 7 SHC 21 250 20 940 20 620 20 310 19 990 15 230 84 28 9 SHC 23 180 22 410 21 580 21 020 20 020 15 230 88 31 1 SHC 23 180 22 410 21 580 21 020 20 020 15 230 TC 24 160 23 380 22 520 22 000 20 980 15 610 CI 1 20 1 48 1 75 1 90 2 18 1...

Страница 53: ... 490 31 280 29 960 29 310 23 400 16 970 72 22 2 SHC 21 010 20 550 19 870 19 640 17 120 14 610 63 76 24 4 SHC 24 900 24 440 23 980 23 520 21 240 16 970 17 2 80 26 7 SHC 29 010 28 550 28 100 27 640 23 400 16 970 84 28 9 SHC 32 490 31 280 29 960 29 310 23 400 16 970 88 31 1 SHC 32 490 31 280 29 960 29 310 23 400 16 970 TC 33 790 32 540 31 170 30 600 23 770 17 200 72 22 2 SHC 16 440 15 980 15 290 15 0...

Страница 54: ...80 15 790 TC 30 180 29 200 28 110 27 520 22 030 16 020 72 22 2 SHC 18 780 18 440 17 930 17 760 15 360 12 960 63 76 24 4 SHC 22 210 21 700 21 180 21 010 18 610 16 020 17 2 80 26 7 SHC 25 640 25 130 24 610 24 440 22 030 16 020 84 28 9 SHC 28 900 28 390 27 870 27 520 22 030 16 020 88 31 1 SHC 30 180 29 200 28 110 27 520 22 030 16 020 TC 31 220 30 220 29 110 28 600 22 290 16 190 72 22 2 SHC 15 010 14 ...

Страница 55: ...24 800 BTU h AIR FLOW RATE 847 CFM OUTDOOR INDOOR ENT TEMP F C AMBIENT TEMP F C W B 60 65 70 75 80 15 6 18 3 21 1 23 9 26 7 0 17 8 TH 13 820 13 790 13 750 13 710 13 660 3 16 1 TH 14 280 14 250 14 220 14 170 14 120 8 13 3 TH 15 390 15 360 15 320 15 280 15 220 13 10 6 TH 16 540 16 510 16 470 16 420 16 360 18 7 8 TH 17 810 17 780 17 740 17 680 17 620 23 5 0 TH 19 150 19 110 19 070 19 010 18 930 28 2 ...

Страница 56: ...7 1 32 3 16 1 TH 13 760 13 740 13 720 13 690 13 650 CI 1 11 1 17 1 23 1 28 1 34 8 13 3 TH 14 830 14 820 14 790 14 760 14 720 CI 1 14 1 20 1 26 1 33 1 39 13 10 6 TH 15 950 15 930 15 910 15 870 15 830 CI 1 17 1 24 1 31 1 38 1 44 18 7 8 TH 17 180 17 160 17 130 17 090 17 040 CI 1 20 1 28 1 35 1 43 1 50 23 5 0 TH 18 470 18 450 18 420 18 380 18 320 CI 1 24 1 32 1 40 1 48 1 56 28 2 2 TH 19 820 19 800 19 ...

Страница 57: ...h AIR FLOW RATE 847 CFM OUTDOOR INDOOR ENT TEMP F C AMBIENT TEMP F C W B 60 65 70 75 80 15 6 18 3 21 1 23 9 26 7 0 17 8 TH 16 550 16 540 16 510 16 470 16 420 3 16 1 TH 17 100 17 080 17 050 17 010 16 960 8 13 3 TH 18 390 18 370 18 340 18 300 18 250 13 10 6 TH 19 730 19 710 19 680 19 640 19 580 18 7 8 TH 21 200 21 180 21 150 21 100 21 040 23 5 0 TH 22 740 22 720 22 680 22 630 22 570 28 2 2 TH 24 330...

Страница 58: ...1 60 1 67 1 74 3 16 1 TH 16 550 16 560 16 570 16 560 16 540 CI 1 47 1 54 1 62 1 69 1 77 8 13 3 TH 17 790 17 810 17 820 17 810 17 790 CI 1 50 1 59 1 67 1 75 1 84 13 10 6 TH 19 080 19 100 19 110 19 100 19 090 CI 1 55 1 64 1 73 1 82 1 90 18 7 8 TH 20 500 20 520 20 530 20 530 20 510 CI 1 59 1 69 1 79 1 89 1 98 23 5 0 TH 21 990 22 010 22 020 22 010 22 000 CI 1 64 1 75 1 85 1 96 2 06 28 2 2 TH 23 530 23...

Страница 59: ... AIR FLOW RATE 1 130 CFM OUTDOOR INDOOR ENT TEMP F C AMBIENT TEMP F C W B 60 65 70 75 80 15 6 18 3 21 1 23 9 26 7 0 17 8 TH 18 270 18 260 18 230 18 200 18 150 3 16 1 TH 18 860 18 850 18 820 18 790 18 740 8 13 3 TH 20 260 20 250 20 230 20 200 20 150 13 10 6 TH 21 720 21 710 21 680 21 650 21 600 18 7 8 TH 23 310 23 300 23 280 23 240 23 190 23 5 0 TH 24 970 24 960 24 940 24 910 24 850 28 2 2 TH 26 69...

Страница 60: ...70 1 77 3 16 1 TH 18 800 18 780 18 740 18 690 18 640 CI 1 50 1 57 1 65 1 73 1 80 8 13 3 TH 20 220 20 200 20 160 20 120 20 060 CI 1 54 1 62 1 70 1 79 1 87 13 10 6 TH 21 690 21 670 21 630 21 580 21 520 CI 1 58 1 67 1 76 1 85 1 94 18 7 8 TH 23 300 23 280 23 240 23 190 23 120 CI 1 63 1 73 1 82 1 92 2 02 23 5 0 TH 24 980 24 960 24 920 24 860 24 790 CI 1 68 1 79 1 89 2 00 2 10 28 2 2 TH 26 720 26 690 26...

Страница 61: ...1 MV0 MAGNETIC COIL MV0 2P CONNECTOR WHT W E1 W W 2 2 1 1 WHT WHT WHT WHT WHT W WHT ACIN1 W ACIN2 SI A SI B 25A W U COMP W V W W W GRN YEL E W GRN YEL 6 1 4 5 BLK BLK BLK GND BLK RELAY TERMINAL PLATE TERMINAL PLATE W W 1 2 1 2 3 4 5 6 7 8 9 L2 POWER SUPPLY L1 FERRITE CORE WHT WHT BLK RED BLU BLK WHT BLK WHT GND A INDOOR UNIT B INDOOR UNIT TO INDOOR UNIT C INDOOR UNIT 5 5 5 4 4 3 3 2 2 1 1 5 4 4 3 ...

Страница 62: ...A W U COMP W V W W W GRN YEL 6 1 4 5 BLK BLK BLK GND BLK RELAY TERMINAL PLATE TERMINAL PLATE W W 1 2 1 2 3 4 5 6 7 8 9 10 11 12 L2 POWER SUPPLY L1 FERRITE CORE WHT WHT BLK RED BLU BLK WHT WHT WHT GND A INDOOR UNIT B INDOOR UNIT TO INDOOR UNIT C INDOOR UNIT D INDOOR UNIT 5 5 5 4 4 3 3 2 2 1 1 5 4 4 3 3 2 2 1 1 GRY BLK YEL RED ORG MV1 MAGNETIC COIL MV1 5 5 5 4 4 3 3 2 2 1 1 5 4 4 3 3 2 2 1 1 GRY BLK...

Страница 63: ...A W U COMP W V W W W GRN YEL FERRITE CORE 6 1 4 5 BLK BLK BLK GND BLK RELAY TERMINAL PLATE TERMINAL PLATE W W 1 2 1 2 3 4 5 6 7 8 9 10 11 12 L2 POWER SUPPLY L1 WHT WHT BLK RED BLU BLK WHT WHT WHT GND A INDOOR UNIT B INDOOR UNIT TO INDOOR UNIT C INDOOR UNIT D INDOOR UNIT 5 5 5 4 4 3 3 2 2 1 1 5 4 4 3 3 2 2 1 1 GRY BLK YEL RED ORG MV1 MAGNETIC COIL MV1 5 5 5 4 4 3 3 2 2 1 1 5 4 4 3 3 2 2 1 1 GRY BLK...

Страница 64: ... indoor and outdoor temperatures are high the current peak cut off activates stopping any increases in frequency The frequency then increases The thermostat turns OFF The outdoor unit stops It does not stop if the thermostat for another indoor unit is ON Approximately 30 seconds after the thermostat turns OFF the indoor fan is stopped The indoor fan is stopped The indoor and outdoor temperatures a...

Страница 65: ... until it reaches the set speed STOP Clean defrost Defrost is performed when the outdoor unit is stopped and the temperature of the outdoor unit coil is at or below the L1 line Refer to Fig 1 All indicator lamps turn OFF The indoor and outdoor units stop The operating frequency during defrost is 80 Hz Frequency is lowered if the current peak cut off function is activated The maximum length of a si...

Страница 66: ...ditions COOL are stored Starts operating in the same operating mode COOL and with the same temperature settings as before operation was stopped Operation starts after 4 hours or more have passed New operating mode is determined based on the temperature conditions at the time the ON OFF operation button is pressed Stop All indicator lamps turn OFF The indoor and outdoor units stop Freeze prevention...

Страница 67: ... ON 6 minutes OFF cycle to prevent the room temperature from dropping too much DRY operation starts DRY A operation The room temperature is below 59 F When monitoring operation begins the compressor stops and the indoor fan operates at LL very low speed Monitoring operation begins The indoor fan changes between Low and LL very low over a 6 minute cycle This is 1 f fluctuation fan operation Refer t...

Страница 68: ...1 f fluctuation fan 250 200 6 minute cycle Fig 2 150 100 Step 50 0 66 ...

Страница 69: ...outdoor air temperature reaches 57 2 F 14 C or less during the cooling operation the operation mode is switched to low ambient cooling operation The following protective actions are available to prevent the compressor from operating with abnormal loads At that time they initiate thermo off stopping the outdoor unit of the air conditioner When the outdoor air temperature reaches 62 6 F 17 C or more...

Страница 70: ...T operation Compressor Outdoor fan Solenoid valve for hot gas bypass Temperature of the outdoor heat exchanger is at or above the temperature shown in the table below Temperature of releasing 1 The temperature for releasing of defrosting is 68 F or higher when the outdoor air temperature is less than 32 F Defrost operation time Defrost operation has continued for 12 minutes max length Indoor fan 8...

Страница 71: ... Frequency Hz Trip Hz reduction Hz increase prohibit Hz reduction Hz increase prohibit Hz reduction Hz increase prohibit 16 15 6 0 30 Example of operation during cooling Frequency Frequency Current Stops operation Approx 3 minutes Power Point C Point B Point A 20A 17A 16 6A Target frequency Operates at the target frequency at Point A and below Stops increases to the frequency between Points A and ...

Страница 72: ...ip 5Hz every 30 sec reduction 2Hz every 30 sec reduction No control Increase prohibit range Hz reduction F Compressor discharge temperature 194 Within the increase prohibit range the range changes to the Hz reduction range 2 Hz every 30 seconds if the compressor temperature rises by 4 F Operation starts at 8 Hz and the start current is less than the normal operating current This prevents the flick...

Страница 73: ...n after the power is turned OFF and some time is required for the charge to dissipate Be careful not to touch any electrified parts before the control circuit board Power Lamp red turns OFF If the outdoor control circuit board is normal approximately 180 seconds will be required for the charge to dissipate However allow at least 30 minutes for the charge to dissipate if it is thought there might b...

Страница 74: ...ront side Fig 1 View from top ERR0 ERR1 ERR2 ERR3 Power Lamp Error Monitor Lamp Error Contents ERR0 ERR1 ERR2 ERR3 Sensor for compressor discharge temp Sensor for heat excharge temp Sensor for branch pipe A Narrow tube Sensor for branch pipe B Narrow tube Sensor for branch pipe C Narrow tube Sensor for branch pipe D Narrow tube Sensor for branch pipe A Wide tube Sensor for branch pipe B Wide tube ...

Страница 75: ...e outdoor coil temperature sensor connector Non stop defrost The maximum length of defrost operation is 12 minutes Defrost can also be released based on the below conditions for the outdoor heat exchanger sensor 1 However the condition is 68 F or higher when the outdoor air temperature is below 32 F Less than 2 minutes Not released 2 minutes or more 57 2 F or higher 1 No 1 Check items unit operati...

Страница 76: ...r fan motor 4 way valve Coil thermistor Electric expansion valve Branch tubing temperature sensor 1 2 3 4 5 6 7 8 Operation lamp blinking Operation lamp does not illuminate Indoor fan dose not turn Outdoor unit does not operate Outdoor fan dose not turn 4 way valve does not operate The compressor only does not operate The compressor stops on occasion The compressor speed does not increase The outd...

Страница 77: ... Inspection Points for Each part Others 8 4 2 Inspection Points for Each Part 1 Outdoor control circuit board Refer to 8 3 1 Checking the outdoor unit 2 Fuse Check it visually or the continuity with a tester 3 Compressor Check for an open circuit in the compressor coil winding 4 Compressor protective sensor compressor discharge temperature thermistor Check that the senseor is securely contained in...

Страница 78: ... 10 to 20 seconds for each point Check the resistance between the gray lead wire and the other wires Resistance is OK if it is 46 4ohm at 68 F Cool the main unit with a damp cloth or other means while welding When applying vacuum use the special service magnet and rotate at least 5 revolutions counterclockwise to fully open the electric expansion valve Use the special service magnet and rotate 5 r...

Страница 79: ...pressure in the low pressure section is 5 MPa or more below the value in the performance charts 2 There is little condensation on the indoor heart exchanger which overall appears dry Distinguishing between refrigerant shortage and refrigerant circuit blockage If the pressure in the low pressure section does not change when the circuit is charged 2 to 3 times with refrigerant gas 0 44 lbs each time...

Страница 80: ...back of motor rotation speed from the motor to the outdoor unit controller Trouble symptom 4 Fan motor rotation speed does not change during outdoor unit operation Trouble symptom 5 Fan motor rotation speed varies excessively during outdoor unit operation Remedy for symptom 3 to 5 It is not possible to identify whether the trouble is outdoor unit controller trouble or motor trouble Therefore first...

Страница 81: ...e of a change in composition of the remaining refrigerant Therefore do not add new refrigerant Instead recover the remaining refrigerant with the refrigerant recovery unit Then after evacuation totally recharge the specified amount of refrigerant with the new refrigerant at its normal mixed composition state in liquid phase When refrigerant R410A is used the composition will differ depending on wh...

Страница 82: ...en R410A refrigerant is exposed to fire Therefore be sure to provide ample ventilation during installation work Caution in case of R410A leak Check for possible leak points with the special leak detector for R410A If a leak occurs inside the room immediately provide thorough ventilation A D Flare tool for R410A A D Conventional flare tool R22 Spacer 9 2 Checklist before Servicing Use a clutch type...

Страница 83: ...s which can be com monly used for R22 R407C and R410A CAUTION The above tools specifically for R410A must not be used for R22 and R407C Doing so will cause malfunction of the unit For the above vacuum pump 1 2 and vacuum pump adapter 3 those for R22 type units can be used for R410A type However they must be used exclusively for R410A and never alternately with R22 and R407C For details on tubing i...

Страница 84: ...t quickly 3 Checking for sealing Use nitrogen gas for the pressurized gas and never use a refrigerant other than R410A Also do not use oxygen or any flammable gas 4 Evacuation Use a solenoid valve installed vacuum pump so that even if power is cut off in the middle of evacuation of air due to a power interruption the valve will prevent the pump oil from flowing back The equipment may be damaged if...

Страница 85: ...use an electronic scale for charging refrigerant In this case if the volume of refrigerant in the cylinder becomes less than 20 of the fully charged amount the composition of the refrigerant starts to change Thus do not use the refrigerant if the amount in the charging cylinder is less than 20 Also charge the minimum necessary amount to the charging cylinder before using it to charge the air condi...

Страница 86: ...lux and wax for R410A Prevent oxide film from forming inside the tubes utilizing substitution with nitrogen N2 in the refrigerant circuit of the unit Leave ends of tubes open during welding 4 Checking for sealing Use nitrogen gas for the pressurized gas and never use a refrigerant other than R410A Also do not use oxygen or any flammable gas 5 Evacuation Use a solenoid valve installed vacuum pump s...

Страница 87: ...R410A for existing units which use R22 This will cause the air conditioner to operate improperly and may result in a hazardous condition 9 8 2 Use of Existing Tubing If replacing an older unit that used refrigerant R22 with a R410A unit do not use its existing tubing Instead completely new tubing must be used CAUTION Never charge additional refrigerant if refrigerant is leaking from the unit Follo...

Страница 88: ...INSTALLATION INSTRUCTIONS CMH1972A CMH2472A CMH3172A II 852 6 4190 507 00 0 APPENDIX A A 1 ...

Страница 89: ...Diameter 5 3 Wiring System Diagram 5 4 How to Connect Wiring to the Terminal 5 5 Wiring Instructions for the Outdoor Unit 6 TEST RUN 25 7 CONNECTING A HOME AUTOMATION DEVICE 26 8 INSTALLATION CHECK SHEET 26 85264190507000 SANYO 2010 SANYO North America Corporation In Canada Commercial Solutions Division SANYO Canada Inc 2055 Sanyo Ave San Diego 201 Creditview Road Woodbridge CA 92154 U S A Ontario...

Страница 90: ...Be careful when picking up and moving the indoor and out door units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin alu minum fins on the air conditioner can cut your fingers When Installing In a Ceiling or Wall Make sure the ceiling wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame...

Страница 91: ...s Figure Q ty Parts Figure Q ty Parts Figure Q ty CMH1972A CMH2472A CMH3172A 2 1 A B C D Reducer 1 2 3 8 CAUTION Check local electrical codes and regulations before obtaining wire Also check any specified instructions or limitations Model Narrow Tube Wide Tube Outer Dia Thickness Outer Dia Thickness KMHS0772 0972 1272 1 4 6 35 mm 0 0314 0 8 mm 3 8 9 52 mm 0 0314 0 8 mm KMHS1872 1 4 6 35 mm 0 0314 ...

Страница 92: ...d the unit Fig 2a or 2b G install the unit within the maximum elevation difference H1 H2 H3 H4 above or below the outdoor unit and within a total tubing length L1 L2 L3 L1 L2 L3 L4 from the outdoor unit as detailed in Table 3 and Fig 3a Drain hose Indoor unit Outside drainage Fig 1 2 5 cm min 6 15 cm min Front View 2 5 cm min Fig 2a For wall mounted units For ceiling mounted cassette units INDOOR ...

Страница 93: ...dditional refrigerant R410A by 0 22 oz ft No additional charge of compressor oil is necessary For more detailed charging information refer to the Technical Service Manual Max Max Allowable Total Limit of Limit of Elevation Required Amount Allowable Tubing Length Total Tubing Length Difference of Additional Model Tubing Length at shipment L1 L2 L3 or H1 H2 H3 H4 Refrigerant per unit L1 L2 L3 or L1 ...

Страница 94: ... 3 8 9 52mm 1 4 6 35mm 1 4 6 35mm 1 4 6 35mm Union 3 8 9 52mm Flare 1 2 12 70mm KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 1 2 12 70mm 3 8 9 52mm 1 4 6 35mm 1 2 12 70mm 3 8 9 52mm Supplied Reducer 2 Connecting indoor unit for CMH2472A 1 Connecting indoor unit for CMH1972A Fig 4a 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm 1 4 6 35mm 1 4 6 35mm 3 8 9 52mm 3 8 9 52mm 3 8 9 52mm 3 8 9 52mm C B A Outdoor unit ...

Страница 95: ...1 2 12 70mm 1 2 12 70mm 3 8 9 52mm KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm 1 4 6 35mm A KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm KMHS1872 XHS1872 1 2 12 70mm 1 2 12 70mm 1 4 6 35mm C Fig 4e Union 5 8 15 88mm Flare 1 2 12 70mm 1 2 12 70mm 5 8 15 88mm Locally purchased C B KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 KMHS0772...

Страница 96: ... 8 9 52mm Flare 1 2 12 70mm 1 2 12 70mm 3 8 9 52mm Supplied Reducer A Outdoor unit Indoor unit KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm B KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm C KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 1 2 12 70mm 3 8 9 52mm 1 4 6 35mm D KMHS1872 XHS1872 1 2 12 70mm 1 2 12 70mm 1 4 6 35mm C Fig 4i A K...

Страница 97: ...XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm B KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm 1 4 6 35mm 1 4 6 35mm E Fig 4k Union 5 8 15 88mm Flare 1 2 12 70mm 1 2 12 70mm 5 8 15 88mm Locally purchased B KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 A Outdoor unit Indoor unit KMHS0772 KMHS0972 KMHS1272 XMHS0972 XMHS1272 3 8 9 52mm 3 8 9 52mm 3 8 9 52mm 3 8 9 52...

Страница 98: ...commended to use baffle plates When the outdoor unit is installed in a position exposed to strong wind such as seasonal winds with low air tempera ture in winter baffle plates must be installed on the outdoor unit Fig 5f This unit is designed so that the fan of the outdoor unit runs at low speed when the air conditioner is operated at low outdoor air temperatures When the outdoor unit is exposed t...

Страница 99: ...5 657 7 5 10 150 20 20 CMH3172A inch 25 3 16 25 32 1 3 8 30 29 32 13 25 32 13 25 32 25 64 25 32 19 32 31 25 32 19 64 25 64 5 29 32 25 32 25 32 mm 640 20 35 785 350 350 10 20 15 807 7 5 10 150 20 20 Dimensions A B C D E F G H I J K Model CMH1972A inch 22 1 16 23 1 32 13 25 32 5 29 32 19 9 32 1 3 8 2 5 32 18 5 16 2 3 8 3 11 32 31 32 2472A 3172A mm 560 585 350 150 490 35 55 465 60 85 25 Air Intake Ba...

Страница 100: ... side L and R from the unit and drill 4 holes of ø1 4 inch 6 5 mm at the prescribed positions 2 Install the windbaffle on the unit using field supply bolts and nuts 3 Recommended bolts to be used are 15 64 M6 ISO standard and the recommended length of the bolts is between 13 32 19 32 inch 10 15 mm 4 Use washers and spring washers to tightly fasten the windbaffle to the unit 4 Precautions for insta...

Страница 101: ... 27 32 2 3 4 4 7 16 2 15 16 2 3 4 Service valve on narrow tube side Outer diameter 1 4 6 35 Service valve on wide tube side Outer diameter 3 8 9 52 Service valve on wide tube side Outer diameter 1 2 12 70 A 23 32 Fig 6c 23 15 16 15 32 12 19 32 13 19 32 14 17 32 5 11 32 35 7 16 900 23 32 35 1 32 890 2 29 32 2 1 16 1 13 16 2 13 32 4 1 2 2 1 32 4 7 16 5 29 32 2 15 16 2 27 32 2 3 4 2 3 4 A Service val...

Страница 102: ...rmance Install in a location where the dimensions indicated by are ensured and where 2 or more faces of the unit are unobstructed In principle the top direction should be unobstructed Indoor unit D Wall mounted types Ceiling mounted cassette types Indoor unit C Indoor unit B Indoor unit A Indoor unit D Indoor unit C Indoor unit B Indoor unit A Service space Power breaker Ground wire not provided E...

Страница 103: ...s do not allow the wire ends to come in contact with rainwater or be subject to dew condensation Deburring Before After Fig 8 3 2 Use of the Flaring Method Many of the conventional split system air conditioners employ the flaring method to connect refrigerant tubes which run between indoor and outdoor units In this method the copper tubes are flared at each end and connected with flare nuts 3 3 Fl...

Страница 104: ...lare tube straight with each other then screw in the flare nut lightly at first to obtain a smooth match Fig 13 3 5 Tubing Connections a Temporary connection Screw in 3 5 turns by hand Fig 14 b To fasten the flare nuts apply specified torque as Table 4 NOTE NOTE Reamer Copper tubing Fig 9 Flare tool Flare nut Copper tubing Fig 11 Fig 10 Apply refrigerant lubricant here and here Fig 12 Flare nut Un...

Страница 105: ... Insulation material The material used for insulation must have good insulation characteristics be easy to use be age resistant and must not easily absorb moisture IMPORTANT Indoor unit Outdoor unit Spanner Torque wrench Fig 15 Insulation Min 5 16 8 mm Thickness min 5 16 8 mm Fig 16 Insulation Fig 17a CAUTION Be sure to match refrigerant tubing and electric wiring between indoor and outdoor units ...

Страница 106: ...cial for R410A High pressure valve Manifold gauge special for R410A Low pressure valve Leave the valve open Open Charging hose special for R410A Hex wrench With push pin Hi Lo 3 7 Taping the Tubes 1 At this time the 2 refrigerant tubes and electrical wire if local codes permit should be taped together with armoring tape The drain hose may also be included and taped together as 1 bundle with the tu...

Страница 107: ...nterclockwise to fully open the valve 8 Turn the narrow tube service valve stem counter clockwise to fully open the valve 9 Loosen the vacuum hose connected to the wide tube service port slightly to release the pressure Then remove the hose 10 Leak test all joints at the tubing both indoor and outdoors with liquid soap Bubbles indicate a leak Be sure to wipe off the soap with a clean cloth CAUTION...

Страница 108: ...Disconnect the manifold gauge and the inter unit tubes and attach the caps and flare nuts At this point pump down is com pleted If the caps and flare nuts are not reattached there is the danger of gas leakage Refer to Fig 24 If pump down is not possible If the air conditioner cannot be operated because of a malfunction or other cause use a refrigerant recovery device to recover the refrigerant In ...

Страница 109: ...n the internal wiring can be very dangerous The manufacturer will accept no responsibility for any damage or misoperation that occurs as a result of such unauthorized changes 5 2 Recommended Wire Length and Diameter Regulations on wiring diameter differ from locality to locality For field wiring requirements please refer to your local elec trical codes Carefully observe these regulations when car ...

Страница 110: ...way from other grounds and do not have it shared with other electric appliances WARNING Fig 25a Fig 25b 4 indoor units with CMH2472A CMH3172A 1 2 3 Terminal INDOOR UNIT 1 2 3 INDOOR UNIT 1 2 3 1 UNIT B 2 3 4 UNIT C 5 6 7 8 9 1 2 Terminal Terminal L1 L2 INDOOR UNIT UNIT A A B C Terminal 2P Terminal 9P OUTDOOR UNIT Disconnect switch 230 208V 230 208V 230 208V 230 208V 230 208V 230 208V 230 208V 230 ...

Страница 111: ...Shape the loop wire properly place it on the termi nal plate and fix it securely with the removed termi nal screw using a screwdriver I For stranded wiring 1 Cut the wire end with a cutting pliers then strip the insulation to expose the stranded wiring about 3 8 10 mm and tightly twist the wire ends Figs 28 and 29 2 Using a screwdriver remove the terminal screw s on the terminal plate 3 Using a ri...

Страница 112: ...refrigerant tubing that is connected to service valve B second from the bottom of the outdoor unit B is the indoor unit with Indoor unit C refrigerant tubing that is connected to service valve C third from the bottom of the outdoor unit C is the indoor unit with Indoor unit D refrigerant tubing that is connected to service valve D top of the outdoor unit D is the indoor unit with 1 2 1 2 3 4 5 6 7...

Страница 113: ...s in the indoor unit installation manual G Perform the test run separately for each connected indoor unit If 2 units are operated simultaneously it is not possible to correctly check for errors in tubing and wiring G If the room temperature is 59 F 15 C or below it may not be possible to check for tubing errors with cooling operation If this occurs perform heating operation for each unit individua...

Страница 114: ... unit cables are securely fastened to the terminal board Inter unit cables are securely fixed The power cable and inter unit cables are not connected anywhere along their paths The ground wire is securely connected An air purge of the refrigerant circuit has been conducted A leak test of the tubing connections has been performed Thermal insulation has been applied to the tubing connections Drain c...

Страница 115: ... Name of Combination Table 3 Room Outdoor Unit Combination Table Model No of Outdoor Unit Type of Indoor Unit CMH1972A 4 Room Outdoor Unit Combination Table CMH2472A 4 Room Outdoor Unit Combination Table CMH3172A Wall Mounted Type Semi Concealed Type Remarks OI 852 6 4180 821 00 5 OI 852 6 4181 160 00 1 Wall Mounted Type Semi Concealed Type OI 852 6 4180 822 00 6 OI 852 6 4181 161 00 1 Wall Mounte...

Страница 116: ... At a time like this shut down at least one of the 3 indoor units to match one of the combinations found in the 2 room operation column of Table 1 In this case all the indoor units installed must not be operated concurrently under any circumstances Otherwise the air conditioner may not run properly and trouble may occur Be sure to operate the air conditioning system only when 2 or more indoor unit...

Страница 117: ...00 11900 11900 23800 7800 24800 11900 17500 29400 7728 11372 19100 7100 19100 10129 14471 24600 8100 24800 7500 7500 7500 22500 6000 6000 6000 18000 8500 19100 7800 7800 7800 23400 9200 24800 7500 7500 9000 24000 5742 5742 6916 18400 9800 19100 6919 6919 9963 23800 10200 24800 7500 7500 11900 26900 5263 5263 8373 18900 9800 19100 6576 6578 11048 24200 10900 24800 7500 7500 17500 32500 4400 4400 10...

Страница 118: ... 7800 24800 11900 17500 29400 7728 11372 19100 7100 19100 10129 14471 24600 8100 24800 7500 7500 7500 22500 6000 6000 6000 18000 8500 19100 7800 7800 7800 23400 9200 24800 7500 7500 9000 24000 5742 5742 6916 18400 9800 19100 6919 6919 9963 23800 10200 24800 7500 7500 11900 26900 5263 5263 8373 18900 9800 19100 6576 6576 11048 24200 10900 24800 7500 7500 17500 32500 4400 4400 10300 19100 9800 19100...

Страница 119: ...nits concurrently may result in trouble At a time like this shut down at least one of the 3 indoor units to match one of the combinations found in the 2 room operation column of Table 1 In this case all the indoor units installed must not be operated concurrently under any circumstances Otherwise the air conditioner may not run properly and trouble may occur Be sure to operate the air conditioning...

Страница 120: ... 2 2 1 0 0 9 0 1 0 0 7 4 0 0 0 9 0 0 0 9 0 0 0 9 0 0 0 9 0 0 4 4 1 0 0 4 6 0 0 6 3 1 0 0 6 3 1 0 0 2 2 1 0 0 1 5 0 0 9 1 1 0 0 9 1 1 0 0 9 1 1 0 0 9 1 1 0 0 4 0 2 0 0 8 6 0 0 4 0 2 0 0 4 0 2 0 0 5 7 1 0 0 4 5 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 2 room Operation 9000 9000 18000 8500 8500 17000 6800 17000 11300 11300 22600 7800 22600 9000 11900 20900 7364 9736 17100 7100 17100 10589 12411 23000 ...

Страница 121: ... 7 4 0 0 0 9 0 0 0 9 0 0 0 9 0 0 0 9 0 0 4 4 1 0 0 4 6 0 0 6 3 1 0 0 6 3 1 0 0 2 2 1 0 0 1 5 0 0 9 1 1 0 0 9 1 1 0 0 9 1 1 0 0 9 1 1 0 0 4 0 2 0 0 8 6 0 0 4 0 2 0 0 4 0 2 0 0 5 7 1 0 0 4 5 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 2 room Operation 9000 9000 18000 8500 8500 17000 6800 17000 11300 11300 22600 7800 22600 9000 11900 20900 7364 9736 17100 7100 17100 10589 12411 23000 7800 23000 9000 1750...

Страница 122: ...le At a time like this shut down at least one of the 4 indoor units to match one of the combinations found in the 3 room operation column of Table 1 4 Room Outdoor Unit Combination Table In this case all the indoor units installed must not be operated concurrently under any circumstances Otherwise the air conditioner may not run properly and trouble may occur CAUTION C x 2 200 K1 K2 23200 x 2 9000...

Страница 123: ...200 7500 9000 11900 28400 6113 7363 9725 23200 9800 23200 7039 10136 11825 29000 11600 29200 7500 9000 17500 34000 5104 6148 11948 23200 9800 23200 6033 8688 14479 29200 11600 29200 7500 11900 11900 31300 5548 8826 8826 23200 9800 23200 6697 11251 11251 29200 11600 29200 7500 11900 17500 36900 4704 7484 11012 23200 9800 23200 5748 9657 13795 29200 11600 29200 9000 9000 9000 27000 7733 7733 7733 23...

Страница 124: ...0 16700 17500 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 5400 19700 0 0 4 0 2 0 0 4 0 2 6800 24400 24200 0 0 4 5 0 0 4 2 2 0 0 4 2 2 0 0 2 4 2 0 0 8 6 0 0 8 5 2 0 0 8 5 2 0 0 4 2 2 25800 7500 7500 0 0 0 5 1 0 0 5 7 0 0 5 7 0 0 0 5 1 6800 17400 8500 8500 17000 6800 21800 7500 9000 0 0 5 6 1 5 1 0 9 5 8 4 7 0 0 5 6 1 6800 19700 8525 12275 20800 7100 25400 7500 11900 0 0 4 9 1 2 1 9 1 1 8 8 4 7 0 0 4 9 1 6800 228...

Страница 125: ...le At a time like this shut down at least one of the 4 indoor units to match one of the combinations found in the 3 room operation column of Table 1 4 Room Outdoor Unit Combination Table Rated cooling capacity of indoor units K1 K2 BTU h Then It is therefore possible to connect 4 units with respective capacities of 9000 11900 11900 11900 However since this combination is not found in the 4 room op...

Страница 126: ... 8 7 0 0 2 5 2 8 9 5 3 1 2 0 6 1 1 0 0 0 0 2 0 0 8 6 0 0 0 0 2 7 8 3 1 1 3 1 6 8 0 0 9 0 2 0 0 9 1 1 0 0 0 9 0 0 0 8 2 0 0 1 8 0 0 0 8 2 1 2 5 7 1 9 7 4 0 1 0 0 4 1 2 0 0 1 7 0 0 4 1 2 1 3 1 4 1 9 6 2 7 0 0 5 6 2 0 0 5 7 1 0 0 0 9 0 0 2 6 2 0 0 8 7 0 0 2 6 2 0 0 1 3 1 0 0 1 3 1 0 0 8 0 2 0 0 8 6 0 0 8 0 2 0 0 4 0 1 0 0 4 0 1 0 0 8 3 2 0 0 9 1 1 0 0 9 1 1 0 0 0 8 2 0 0 1 8 0 0 0 8 2 3 6 4 6 1 7 3 5...

Страница 127: ... 0 6 3 1 0 0 6 3 1 0 0 2 2 1 0 0 1 5 0 0 9 1 1 0 0 9 1 1 0 0 9 1 1 0 0 9 1 1 0 0 4 0 2 0 0 8 6 0 0 4 0 2 0 0 4 0 2 0 0 5 7 1 0 0 4 5 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 0 0 5 7 1 2 room Operation 0 0 4 4 2 0 0 8 7 0 0 4 4 2 0 0 2 2 1 0 0 2 2 1 0 0 0 8 1 0 0 8 6 0 0 0 8 1 0 0 0 9 0 0 0 9 0 0 0 8 1 0 0 0 9 0 0 0 9 0 0 2 5 2 0 0 8 7 0 0 2 5 2 8 9 5 3 1 2 0 6 1 1 0 0 0 0 2 0 0 8 6 0 0 0 0 2 7 8 3 1 1 3 1 6 ...

Страница 128: ...e combinations found in the 3 room operation column of Table 1 In this case all the indoor units installed must not be operated concurrently under any circumstances Otherwise the air conditioner may not run properly and trouble may occur Be sure to operate the air conditioning system only when 2 or more indoor units have been installed If operated with only a single unit installed the returning fl...

Страница 129: ...600 8220 9635 13745 31600 11600 32000 9000 11900 24200 45100 5827 7705 15668 29200 9800 30600 7034 8245 16721 32000 11600 32000 9000 17500 17500 44000 5973 11614 11614 29200 9800 30600 7366 12317 12317 32000 11600 32000 11900 11900 11900 35700 9267 9267 9267 27800 9800 29000 10333 10333 10333 31000 11600 32000 11900 11900 17500 41300 8414 8414 12373 29200 9800 30600 9280 9280 13239 31800 11600 320...

Страница 130: ...25 30600 11600 32000 9000 11900 17500 38400 6469 8553 12578 27600 9800 27600 8220 9635 13745 31600 11600 32000 9000 11900 24200 45100 5508 7282 14810 27600 9800 27600 7034 8245 16721 32000 11600 32000 9000 17500 17500 44000 5645 10977 10977 27600 9800 27600 7366 12317 12317 32000 11600 32000 11900 11900 11900 35700 8467 8467 8467 25400 9800 27600 10333 10333 10333 31000 11600 32000 11900 11900 175...

Страница 131: ... combinations found in the 3 room operation column of Table 1 4 Room Outdoor Unit Combination Table In this case all the indoor units installed must not be operated concurrently under any circumstances Otherwise the air conditioner may not run properly and trouble may occur Be sure to operate the air conditioning system only when 2 or more indoor units have been installed If operated with only a s...

Страница 132: ...000 17500 35500 7107 7107 13787 28000 9800 28000 9104 9104 12992 31200 11600 31200 9000 11900 11900 32800 7464 9868 9868 27200 9200 27600 9151 10725 10725 30600 11600 30600 9000 11900 17500 38400 6564 8677 12759 28000 9800 28000 8221 9635 13745 31600 11600 31600 9000 17500 17500 44000 5769 11215 11215 28200 9800 28400 7366 12317 12317 32000 11600 32000 11900 11900 11900 35700 9200 9200 9200 27600 ...

Страница 133: ...00 17500 35500 6447 6447 12507 25400 9800 25800 9104 9104 12992 31200 11600 31200 9000 11900 11900 32800 6915 9142 9142 25200 9200 25600 9151 10725 10725 30600 11600 30600 9000 11900 17500 38400 6095 8057 11848 26000 9800 26200 8221 9635 13745 31600 11600 31600 9000 17500 17500 44000 5360 10420 10420 26200 9800 26600 7366 12317 12317 32000 11600 32000 11900 11900 11900 35700 8467 8467 8467 25400 9...

Страница 134: ... Sanyo HVAC Contractor or Distributor United States SCS HVAC Solutions Web www SanyoHVAC com Parts hvac parts sna sanyo com Service hvac service sna sanyo com Canada Sanyo Canada Inc Web www SanyoHVAC com Parts Service hvac sci sanyo com 4 10 Printed in Japan ...

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