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NOTE

< Combinations of operatable indoor units >

CM2472, A
(Rated cooling capacity at 230V: 25400 BTU/h)

Voltage Rating : 230V 60Hz

7500 : KMS0772

9000 : KMS0972

11900 : KMS1272

17500 : KMS1872

24200 : KMS2472

-2-

The table lists the wall-mounted type of indoor units as representative models.

CM2472

(Concurrent operation of 4 indoor units prohibited)
This multi outdoor unit allows up to four indoor units to be connected.

However, all four indoor units must not be operated concurrently.

Otherwise, the air conditioner may not run properly.

Up to three indoor units may be operated concurrently.

IMPORTANT!

Room

Capacity

( Min. -

Max. )

(

8800 )

9000

( 4700 - 10900 )

11900

( 5100 - 12200 )

17500

( 5400 - 19700 )

24200

(

- 23200 )

7500 +

7500

( 6800 - 17400 )

7500 +

9000

( 6800 - 19700 )

7500 + 11900

( 6800 - 22800 )

7500 + 17500

( 7100 - 25200 )

7500 + 24200

( 7100 - 25400 )

9000 +

9000

( 6800 - 21400 )

9000 + 11900

( 6800 - 23200 )

9000 + 17500

( 7100 - 25400 )

9000 + 24200

( 7100 - 25400 )

11900 + 11900

( 6800 - 24800 )

11900 + 17500

( 7100 - 25400 )

11900 + 24200

( 7100 - 25400 )

17500 + 17500

(

- 25400 )

7500 +

7500

= 22500

7333

22000 ( 8500 - 25400 )

7500 +

9000

= 24000

7177

8645

23000 ( 9800 - 25400 )

7500 +

7500 + 11900

= 26900

7073

11253

25400 ( 9800 - 25400 )

7500 +

7500 + 17500

= 32500

5851

13697

25400 ( 9800 - 25400 )

7500 +

9000 +

9000

= 25500

7099

8551

24200 ( 9800 - 25400 )

7500 +

9000 + 11900

= 28400

6692

8061

10647

25400 ( 9800 - 25400 )

7500 +

9000 + 17500

= 34000

5588

6731

13081

25400 ( 9800 - 25400 )

7500 + 11900 + 11900

= 31300

6074

9663

25400 ( 9800 - 25400 )

7500 + 11900 + 17500

= 36900

5150

8194

12056

25400 ( 9800 - 25400 )

9000 +

9000

= 27000

8467

25400 ( 9800 - 25400 )

9000 +

9000 + 11900

= 29900

7649

10102

25400 ( 9800 - 25400 )

9000 +

9000 + 17500

= 35500

6441

12518

25400 ( 9800 - 25400 )

9000 + 11900 + 11900

= 32800

6975

9212

25400 ( 9800 - 25400 )

9000 + 11900 + 17500

= 38400

5957

7867

11576

25400 ( 9800 - 25400 )

11900 + 11900 + 11900

= 35700

8467

25400 ( 9800 - 25400 )

11900 + 11900 + 17500

= 41300

7317

10766

25400 ( 9800 - 25400 )

Single-room

Operation

4-room

Operation

2-room

Operation

3-room

Operation

COOLING

Indoor Unit Capacity (BTU/h)

Indoor Unit Combination

Total Performance

7500 +

7500

= 30000

6350

25400 ( 9800 - 25400 )

7500 +

= 31500

6048

25400 ( 9800 - 25400 )

7500 +

= 34400

5538

25400 ( 9800 - 25400 )

7500 +

7500
7500
7500
7500
7500
7500

= 40000

4763

25400 ( 9800 - 25400 )

7500 +

9000

7500

9000

7500
7500

9000

= 33000

5773

25400 ( 9800 - 25400 )

7500 +

= 35900

5306

25400 ( 9800 - 25400 )

7500 +

= 41500

4590

25400 ( 9800 - 25400 )

7500 +

+ 11900

= 38800

4910

25400 ( 9800 - 25400 )

7500
7500
7500
7500
7500
7500

+ 11900

= 44400

4291

25400 ( 9800 - 25400 )

9000

9000 +

9000
9000
9000

= 34500

5522

25400 ( 9800 - 25400 )

9000

= 37400

5094

25400 ( 9800 - 25400 )

9000

9000
9000

= 43000

4430

25400 ( 9800 - 25400 )

9000

11900

+ 11900

11900

= 40300

4727

25400 ( 9800 - 25400 )

9000

= 43200

4410

25400 ( 9800 - 25400 )

11900

= 36000

6350

25400 ( 9800 - 25400 )

+
+
+

= 38900

= 44500

= 41800

5877

5137
5469

6350
6048
5538
4763
5773
5306
4590
4910
4291
6626
6112
5316
5672
6997

6350
5877

5137
5469

6350
6048
5538
4763
6927
6368
5508
7790
6808
6626
6112
5316
7500
6997

6350
5877

5137
7231

1875
2143
2594
3281
2455
2983
3795
3650
4690
2348
2864
3663
3514
3278

2250
2753

3539
3388

25400 ( 9800 - 25400 )
25400 ( 9800 - 25400 )
25400 ( 9800 - 25400 )

7500

9000

+ 11900
+ 17500
+

9000

+ 11900
+ 17500
+ 11900
+ 17500
+

9000

+ 11900
+ 17500
+ 11900

11900

17500

Table 1

Содержание CM1972A

Страница 1: ...on B Quality reliability C Standardization D Design change E Addition of parts F New information Category Model Destination Serial No North America Issue Number 3 DC INVERTER MULTI SYSTEM AIR CONDITIONER CM1972A CM2472A CM3172A Date June 2011 New SM700856 03 SM700856 02 A Product Code No 1 852 356 14 1 852 356 11 1 852 356 12 Capacity at 230V 19 700 BTU h 25 400 BTU h 30 600 BTU h Outdoor Model No...

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 6 11 Printed in Japan ...

Страница 3: ...DC INVERTER MULTI SYSTEM AIR CONDITIONER Destination North America Product Code No 1 852 356 14 1 852 356 11 1 852 356 12 REFERENCE NO SM700856 03 Capacity at 230V 19 700 BTU h 25 400 BTU h 30 600 BTU h Outdoor Model No CM1972A CM2472A CM3172A NOTE CM1972A CM2472A CM3172A For details about the combination refer to Unit Combination Table in the Appendix of this manual FILE NO Semi concealed type XM...

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: ...IMENSIONAL DATA 4 REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant Flow Diagram 5 PERFORMANCE DATA 5 1 Temperature Charts 5 2 Cooling 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 Outdoor System 8 ...

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: ...S0772 YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES KMS0972 KMS1272 KMS1872 KMS2472 Wall Mounted Type CM1972A CM2472A CM3172A Multi Outdoor Unit Indoor Unit 3 Room 4 Room 4 Room XMS0972 PNR XS1872 YES YES YES YES YES YES YES YES YES XMS1272 PNR XS1872 XS1872 PNR XS1872 Semi Concealed Type 6 ...

Страница 9: ...95 F D B 71 F W B 67 F D B 57 F W B 1 OPERATING RANGE Maximum Minimum 115 F D B 14 F D B Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling 7 ...

Страница 10: ...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 Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 138 9 147 7 12 71 63 0 67 0 0 36 33 27 32 40 5 8 16 1 4 860 1 032 413 740 900 320 Outdo...

Страница 11: ...tdoor 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 Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 138 9 147 7 12 71 63 0 67 0 0 36 33 27 32 40 5 8 16 1 4 860 1 032 413 740 900 320 Outdoor Unit 29 1 8 35 7 1...

Страница 12: ... 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 Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 138 9 147 7 12 71 63 0 67 0 0 36 33 27 32 40 5 8 16 1 4 860 1 032 413 740 900 320 Outdoor Unit 29 1 8 35 7 16 12 ...

Страница 13: ... 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 Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 138 9 147 7 12 71 63 0 67 0 0 36 33 27 32 40 5 8 16 1 4 860 1 032 413 740 900 320 Outdoor Unit 29 1 8 35 7 16 12 ...

Страница 14: ...nit 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 Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 174 2 183 0 15 18 79 0 83 0 0 43 39 3 4 40 5 8 16 1 4 1 010 1 032 413 890 900 320 Outdoor Unit 35 1 32 35 7 16 12 1...

Страница 15: ...nit 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 Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 174 2 183 0 15 18 79 0 83 0 0 43 39 3 4 40 5 8 16 1 4 1 010 1 032 413 890 900 320 Outdoor Unit 35 1 32 35 7 16 12 1...

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: ... F C 2 3 Other Component Specifications CM1972A CM2472A CM3172A 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 2 I D 1 5 1 6 1 3 8 2 15 16 2 1 16 3 DIMENSIONAL DATA Outdoor Unit CM1972A Unit inch mm 852 0 0010 11500 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 2 I D 1 5 1 6 1 3 8 2 15 16 2 1 16 2 13 32 Outdoor Unit CM2472A Unit inch mm 852 0 0010 20500 0 19 ...

Страница 22: ... 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 2 I D 1 5 1 6 1 3 8 2 15 16 2 1 16 2 13 32 Outdoor Unit CM3172A Unit inch mm 852 0 0010 20600 0 2 7 8 2 3 4 2 3 4 20 ...

Страница 23: ... 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 insulated never try to bend it into a nar...

Страница 24: ... 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 Service valve on narrow tube Electric expansion valve Service valve on wide tube DN CN BN AN DW CW BW AW O D 1 4 O D 1 4 O D 1 4 O D 1 4 O D 1 2 O D 3 8 O D 3 8 O D 3 8 Cooling cy...

Страница 25: ... 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 insulated never try to bend it into a narrow curve because it can cause the tube to break or crack Wide tube Thickne...

Страница 26: ...of 24 6t 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG 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 Lo fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 3 2 Lo fan Hi fan HH fan Indoor discharge air temperature F C Outdoor air temperature F C 46 4 8 68 0 20 64...

Страница 27: ...e performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CM1972A Indoor Unit KMS...

Страница 28: ...s where performance is not being checked The performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan ...

Страница 29: ...e performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan Operating current A Outdoor air temperature F C 7 8 6 5 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi fan Outd...

Страница 30: ...performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge 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 ...

Страница 31: ...ry NOTE Outdoor Unit CM1972A Indoor Unit XMS1272 1 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi ...

Страница 32: ...ry NOTE Outdoor Unit CM1972A Indoor Unit XS1872 1 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan Operating current A Outdoor air temperature F C 7 6 5 4 Lo fan Hi fan Indoor discharge air temperature F C Outdoor...

Страница 33: ... for a tubing length of 24 6t 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG 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 Lo fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 3 2 Lo fan Hi fan HH fan Indoor discharge air temperature F C Outdoor air temperature ...

Страница 34: ...e performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi fan Outdoor Unit CM2472A Indoor Unit KMS...

Страница 35: ...s where performance is not being checked The performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan ...

Страница 36: ...e performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan Operating current A Outdoor air temperature F C 7 8 6 5 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi fan Outd...

Страница 37: ...e performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan Operating current A Outdoor air temperature F C 8 9 7 6 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi fan Outd...

Страница 38: ...performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge 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 ...

Страница 39: ...ry NOTE Outdoor Unit CM2472A Indoor Unit XMS1272 1 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 5 6 4 3 Lo fan Hi fan Indoor discharge air temperature F C Outdoor air temperature F C Lo fan Hi ...

Страница 40: ...ry NOTE Outdoor Unit CM2472A Indoor Unit XS1872 1 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 160 1 1 174 1 2 146 1 0 132 0 9 Lo fan Hi fan Operating current A Outdoor air temperature F C 7 6 5 4 Lo fan Hi fan Indoor discharge air temperature F C Outdoor...

Страница 41: ...bing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 3 Indoor discharge air temperature F C Outdoor air temperature F C Outdoor Unit CM3172A Indoor Unit KMS0772 1 5 1...

Страница 42: ...ance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 3 Indoor discharge air temperature F C Outdoor air temperature F C Outdoor Unit CM3172A Indoor Un...

Страница 43: ...nce is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 6 3 Indoor discharge air temperature F C Outdoor air temperature F C Outdoor Unit CM3172A Indoor U...

Страница 44: ...here performance is not being checked The performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 6 5 7 8 9 4 Indoor discharge air temperature F C Outdoor air temperature F C Outdoor Unit CM3172A...

Страница 45: ...here performance is not being checked The performance is for a tubing length of 24 6ft 7 5m If the tubing length is different the performance chart will vary NOTE Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 9 8 10 11 12 Indoor discharge air temperature F C Outdoor air temperature F C Outdoor Unit CM3172...

Страница 46: ...Outdoor Unit CM3172A Indoor Unit XMS0972 1 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 Indoor discharge air temperature F C Outdoor air tempera...

Страница 47: ...utdoor Unit CM3172A Indoor Unit XMS1272 1 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C 146 1 0 174 1 2 118 0 8 90 0 6 Lo fan Hi fan Hi fan HH fan Operating current A Outdoor air temperature F C 4 5 6 Indoor discharge air temperature F C Outdoor air temper...

Страница 48: ...art will vary NOTE Outdoor Unit CM3172A Indoor Unit XS1872 1 146 1 0 174 1 2 118 0 8 90 0 6 1 Low pressure performance chart 2 Operating current performance chart 3 Indoor discharge air performance chart Low pressure at wide tube service valve psig MPaG Outdoor air temperature F C Lo fan Hi fan Operating current A Outdoor air temperature F C 6 5 7 8 9 Indoor discharge air temperature F C Outdoor a...

Страница 49: ...890 15 940 TC 20 790 20 060 19 290 18 720 17 800 16 820 72 22 2 SHC 14 210 13 870 13 530 13 360 13 010 12 670 63 76 24 4 SHC 17 130 16 960 16 610 16 270 15 930 15 590 17 2 80 26 7 SHC 20 390 20 040 19 290 18 720 17 800 16 820 84 28 9 SHC 20 790 20 060 19 290 18 720 17 800 16 820 88 31 1 SHC 20 790 20 060 19 290 18 720 17 800 16 820 TC 21 790 21 050 20 240 19 700 18 750 17 720 72 22 2 SHC 10 960 10...

Страница 50: ...16 640 15 780 CI 0 86 1 07 1 28 1 42 1 63 1 85 72 22 2 SHC 12 980 12 710 12 430 12 160 11 890 11 470 63 76 24 4 SHC 15 590 15 310 15 040 14 770 14 490 14 080 17 2 80 26 7 SHC 18 330 18 060 17 780 17 450 16 640 15 780 84 28 9 SHC 19 230 18 620 17 950 17 450 16 640 15 780 88 31 1 SHC 19 230 18 620 17 950 17 450 16 640 15 780 TC 20 090 19 460 18 780 18 300 17 480 16 580 CI 0 86 1 08 1 29 1 44 1 66 1 ...

Страница 51: ...26 810 25 900 24 910 24 290 23 110 17 700 72 22 2 SHC 16 790 16 440 15 930 15 760 15 240 13 010 63 76 24 4 SHC 19 700 19 360 19 010 18 670 18 160 15 930 17 2 80 26 7 SHC 22 960 22 440 22 100 21 760 21 240 17 700 84 28 9 SHC 25 870 25 530 24 910 24 290 23 110 17 700 88 31 1 SHC 26 810 25 900 24 910 24 290 23 110 17 700 TC 27 910 26 980 25 970 25 400 24 180 18 070 72 22 2 SHC 13 360 13 010 12 500 12...

Страница 52: ...18 700 13 780 CI 1 58 1 89 2 20 2 37 2 19 1 88 72 22 2 SHC 16 520 16 210 15 730 15 570 13 370 11 470 63 76 24 4 SHC 19 520 19 040 18 730 18 410 16 360 13 780 17 2 80 26 7 SHC 22 510 22 200 21 730 21 570 18 700 13 780 84 28 9 SHC 25 510 25 040 24 350 23 780 18 700 13 780 88 31 1 SHC 26 140 25 290 24 350 23 780 18 700 13 780 TC 27 130 26 270 25 310 24 800 19 050 14 010 CI 1 62 1 94 2 26 2 42 2 19 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 07...

Страница 54: ...020 CI 1 78 2 10 2 43 2 58 2 43 2 05 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 CI 1 83 2 17 2 51 2 65 2 43 2 05 72 22 2...

Страница 55: ...T 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 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 ...

Страница 56: ...E 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 YEL RED ORG BLK 1 1 1 WHT 2 2 2 RED 3 3 3 BLU 4 4 4 KS22 CN02 BLK 1 1 1 WHT...

Страница 57: ...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 YEL RED ORG BLK 1 1 1 WHT 2 2 2 RED 3 3 3 BLU 4 4 4 KS22 CN02 BLK 1 1 1 WHT...

Страница 58: ...e unit remains stopped Positioning of the outdoor unit electric expansion valve is performed The ON OFF operation button on the remote controller is pressed If automatic operation mode has been selected with the remote controller operation begins in SENSOR DRY or COOL mode depending on the room temperature and outdoor temperature at the time operation starts Depending on the operational mode refer...

Страница 59: ...o significant change in the indoor and outdoor temperatures and the previous conditions 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 ...

Страница 60: ... is 59 F or higher and is slightly too cold The compressor operates on a 3 minutes 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 a...

Страница 61: ...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 62: ...A Power breakers and fuses will not be tripped Operation can continue during this period with somewhat reduced cooling capacity Operation at normal capacity is restored when the cause of the current rise is eliminated Description of function Example of operation for cooling Frequency Frequency Current Stops operation Approx 3 minutes Power Point C Point B Point A 20A 17A 16 6A Target frequency Ope...

Страница 63: ...e 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 flickering of fluorescent lights or television screens that occurs when ordinary...

Страница 64: ...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 65: ...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 66: ...to the COM terminal of TEST T RUN terminals The LED red on the control board must illuminate The compressor and fan motor must turn ON They turn ON about 70 seconds later after the power is turned ON No 1 2 Check items unit operation NOTE If the above check items are okay but the outdoor unit does not operate there may be a faulty connection between the indoor unit and the outdoor unit 64 ...

Страница 67: ... board Diode module HIC Electrolytic capacitor Fuse Compressor Compressor protective sensor Outdoor fan motor Coil thermistor Electric expansion valve Branch tubing temperature sensor 1 2 3 4 5 6 7 Operation lamp blinking Operation lamp does not illuminate Indoor fan dose not turn Outdoor unit does not operate Outdoor fan dose not turn The compressor only does not operate The compressor stops on o...

Страница 68: ... holder Do not remove or insert the outdoor control circuit board connector when power is being supplied to it The controller will be damaged NOTE Problems Inspection points Indoor unit Indoor unit does not operate Breaker Refrigerant gas pressure 8 9 Operation lamp blinking Operation lamp does not illuminate Indoor fan dose not turn Outdoor unit does not operate Outdoor fan dose not turn The comp...

Страница 69: ...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 1 Approx 46 4 ohm NOTE 1 If you have manually ...

Страница 70: ...ressure 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 71: ...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 72: ...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 73: ...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 74: ...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 75: ...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 76: ...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 77: ...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 78: ...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 79: ...INSTALLATION INSTRUCTIONS CM1972A CM2472A CM3172A II 852 6 4190 509 00 0 APPENDIX A A 1 ...

Страница 80: ... TEST RUN 25 7 CONNECTING A HOME AUTOMATION DEVICE 26 8 INSTALLATION CHECK SHEET 26 INSTALLATION INSTRUCTIONS Model Combinations Combine indoor and outdoor units only as listed below Indoor Unit Outdoor Unit KMS0772 CM1972A KMS0972 CM2472A KMS1272 CM3172A KMS1872 KMS2472 XMS0972 XMS1272 XS1872 Power Source 60 Hz single phase 230 208 VAC Be sure to connect indoor and outdoor units only in combinati...

Страница 81: ...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 82: ...Parts Figure Q ty Parts Figure Q ty Parts Figure Q ty CM1972A CM2472A CM3172A 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 KMS0772 0972 1272 1 4 6 35 mm 0 0314 0 8 mm 3 8 9 52 mm 0 0314 0 8 mm KMS1872 1 4 6 35 mm 0 0314 0...

Страница 83: ... 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 UNIT ...

Страница 84: ...additional 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 85: ...9 52mm 1 4 6 35mm 1 4 6 35mm 1 4 6 35mm Union 3 8 9 52mm Flare 1 2 12 70mm KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 1 2 12 70mm 3 8 9 52mm 1 4 6 35mm 1 2 12 70mm 3 8 9 52mm Supplied Reducer 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 Indoor unit KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 KMS0772 KMS0972 KMS1272 XMS0972 XM...

Страница 86: ...2mm 1 2 12 70mm 1 2 12 70mm 3 8 9 52mm KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm 1 4 6 35mm A KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm KMS1872 XS1872 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 KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 KMS0772 KMS0972 KMS12...

Страница 87: ...n 3 8 9 52mm Flare 1 2 12 70mm 1 2 12 70mm 3 8 9 52mm Supplied Reducer A Outdoor unit Indoor unit KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm B KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm C KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 1 2 12 70mm 3 8 9 52mm 1 4 6 35mm D KMS1872 XS1872 1 2 12 70mm 1 2 12 70mm 1 4 6 35mm C Fig 4i A KMS0772 KMS0972...

Страница 88: ...S1272 XMS0972 XMS1272 3 8 9 52mm 3 8 9 52mm 1 4 6 35mm B KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 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 KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 A Outdoor unit Indoor unit KMS0772 KMS0972 KMS1272 XMS0972 XMS1272 3 8 9 52mm 3 8 9 52mm 3 8 9 52mm 3 8 9 52mm 1 4 6 35...

Страница 89: ...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 90: ...5 657 7 5 10 150 20 20 CM3172A 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 CM1972A 2472A 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 3172A mm 560 585 350 150 490 35 55 465 60 85 25 Air Intake Baff...

Страница 91: ... 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 92: ...2 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 va...

Страница 93: ...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 94: ...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 95: ...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 96: ... 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 97: ...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 98: ...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 99: ...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 100: ...ng 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 rying out the insta...

Страница 101: ...away from other grounds and do not have it shared with other electric appliances WARNING Fig 25a Fig 25b 4 indoor units with CM2472A CM3172A 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 2...

Страница 102: ...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 103: ...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 104: ...ing a test run G Refer to the test run procedures 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 Checking tubing and wiring Perform the test run and check that operation is normal If there is an error in tubing or wiring the refrigera...

Страница 105: ...it 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 conn...

Страница 106: ...s Name of Combination Table 3 Room Outdoor Unit Combination Table Model No of Outdoor Unit Type of Indoor Unit CM1972A 4 Room Outdoor Unit Combination Table CM2472A 4 Room Outdoor Unit Combination Table CM3172A Wall Mounted Type Semi Concealed Type Remarks OI 852 6 4180 818 00 5 OI 852 6 4181 163 00 1 Wall Mounted Type Semi Concealed Type OI 852 6 4180 819 00 5 OI 852 6 4181 164 00 1 Wall Mounted ...

Страница 107: ...le 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 un...

Страница 108: ...6659 12941 19600 7100 19700 11900 11900 23800 9350 9350 18700 6800 19700 11900 17500 29400 7971 11729 19700 7100 19700 7500 7500 7500 22500 6133 6133 6133 18400 8500 19700 7500 7500 9000 24000 5835 5835 7029 18700 9800 19700 7500 7500 11900 26900 5458 5458 8684 19600 9800 19700 7500 7500 17500 32500 4538 4538 10624 19700 9800 19700 7500 9000 9000 25500 5779 6961 6961 19700 9800 19700 7500 9000 119...

Страница 109: ...0 19700 11900 11900 23800 9350 9350 18700 6800 19700 11900 17500 29400 7971 11729 19700 7100 19700 7500 7500 7500 22500 6133 6133 6133 18400 8500 19700 7500 7500 9000 24000 5835 5835 7029 18700 9800 19700 7500 7500 11900 26900 5458 5458 8684 19600 9800 19700 7500 7500 17500 32500 4538 4538 10624 19700 9800 19700 7500 9000 9000 25500 5779 6961 6961 19700 9800 19700 7500 9000 11900 28400 5190 6252 8...

Страница 110: ... units 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 conditioni...

Страница 111: ...ndoor Unit Capacity BTU h COOLING Room A Room B Room C Total Performance Capacity Min Max Single room Operation 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 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 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 9000 11900 20900 7709 10191 17900 7100 17900 9000 17500 26500 ...

Страница 112: ...BTU h COOLING Room A Room B Room C Total Performance Capacity Min Max Single room Operation 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 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 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 9000 11900 20900 7709 10191 17900 7100 17900 9000 17500 26500 6148 11952 18100 710...

Страница 113: ...uble 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 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 25400 x 2 9000 11900 11900 11900 50800 44700 CM247...

Страница 114: ...0 32500 5851 5851 13697 25400 9800 25400 7500 9000 9000 25500 7099 8551 8551 24200 9800 25400 7500 9000 11900 28400 6692 8061 10647 25400 9800 25400 7500 9000 17500 34000 5588 6731 13081 25400 9800 25400 7500 11900 11900 31300 6074 9663 9663 25400 9800 25400 7500 11900 17500 36900 5150 8194 12056 25400 9800 25400 9000 9000 9000 27000 8467 8467 8467 25400 9800 25400 9000 9000 11900 29900 7649 7649 ...

Страница 115: ...050 24200 9800 24400 7500 9000 9000 25500 7099 8551 8551 24200 9800 24200 7500 9000 11900 28400 6429 7744 10228 24400 9800 24400 7500 9000 17500 34000 5368 6466 12566 24400 9800 24400 7500 11900 11900 31300 5835 9283 9283 24400 9800 24400 7500 11900 17500 36900 4947 7871 11582 24400 9800 24400 9000 9000 9000 27000 8133 8133 8133 24400 9800 24400 9000 9000 11900 29900 7348 7348 9705 24400 9800 2440...

Страница 116: ...uble 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 25400 x 2 90...

Страница 117: ...9 0 0 0 9 0 0 0 8 1 0 0 0 9 8 2 7 1 1 2 7 8 8 0 0 9 0 2 0 0 0 9 7 2 5 4 1 3 7 4 7 0 0 5 6 2 0 0 0 9 0 0 9 0 1 0 0 9 0 1 0 0 8 3 2 0 0 9 1 1 2 9 6 3 1 8 0 3 9 0 0 4 9 2 0 0 9 1 1 0 0 5 1 1 0 0 5 1 1 0 0 0 5 3 0 0 5 7 1 3 room Operation 9000 27000 8000 8000 8000 9000 29900 7225 7225 9551 9000 35500 6085 6085 11830 9000 32800 6586 6000 5553 5016 5340 6000 5553 5016 5340 6000 5553 5016 7060 6000 7342 ...

Страница 118: ...0 0 0 9 0 0 0 9 0 0 0 8 1 0 0 0 9 0 0 0 9 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 2 2 7 2 5 4 1 3 7 4 7 0 0 5 6 2 0 0 5 7 1 0 0 0 9 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 2 2 7 9 0 3 1 3 0 9 8 0 0 4 9 2 0 0 5 7 1 0 0 9 1 1 0 0 0 2 2 0 0 0 1 1 0 0 0 1 1 0 0 0 5 3 0 0 5 7 1 0 0 5 7 1 3 room Operation 9000 9000 9000 9000 9000 9000 9000 9000 9000 27000 ...

Страница 119: ...the 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 ...

Страница 120: ...600 9000 11900 11900 32800 7848 10376 10376 28600 9200 29200 9000 11900 17500 38400 6844 9049 13307 29200 9800 30600 9000 11900 24200 45100 5827 7705 15668 29200 9800 30600 9000 17500 17500 44000 5973 11614 11614 29200 9800 30600 11900 11900 11900 35700 9267 9267 9267 27800 9800 29000 11900 11900 17500 41300 8414 8414 12373 29200 9800 30600 11900 11900 24200 48000 7239 7239 14722 29200 9800 30600 ...

Страница 121: ...0 11900 32800 6805 8998 8998 24800 9200 26200 9000 11900 17500 38400 6469 8553 12578 27600 9800 27600 9000 11900 24200 45100 5508 7282 14810 27600 9800 27600 9000 17500 17500 44000 5645 10977 10977 27600 9800 27600 11900 11900 11900 35700 8467 8467 8467 25400 9800 27600 11900 11900 17500 41300 7953 7953 11695 27600 9800 27600 11900 11900 24200 48000 6843 6843 13915 27600 9800 27600 11900 17500 175...

Страница 122: ...he 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 f...

Страница 123: ...n 9000 9000 9000 27000 8533 8533 8533 25600 8500 26400 9000 9000 11900 29900 8067 8067 10665 26800 9200 27200 9000 9000 17500 35500 7107 7107 13787 28000 9800 28000 9000 11900 11900 32800 7464 9868 9868 27200 9200 27600 9000 11900 17500 38400 6564 8677 12759 28000 9800 28000 9000 17500 17500 44000 5769 11215 11215 28200 9800 28400 11900 11900 11900 35700 9200 9200 9200 27600 9800 27600 11900 11900...

Страница 124: ...7 25400 9800 25800 9000 11900 11900 32800 6915 9142 9142 25200 9200 25600 9000 11900 17500 38400 6095 8057 11848 26000 9800 26200 9000 17500 17500 44000 5360 10420 10420 26200 9800 26600 11900 11900 11900 35700 8467 8467 8467 25400 9800 25400 11900 11900 17500 41300 7491 7491 11019 26000 9800 26200 11900 17500 17500 46900 6646 9777 9777 26200 9800 26600 4 room Operation 9000 9000 9000 9000 36000 6...

Страница 125: ... 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 6 11 Printed in Japan ...

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