Sanyo C1271 Technical & Service Manual Download Page 5

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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.
67 °F D.B.

Temperature

Indoor Air Intake Temp.

Outdoor Air Intake Temp.

Cooling

95 °F D.B. / 71 °F W.B.
67 °F D.B. / 57 °F W.B.

Maximum

Minimum

115 °F D.B.
0 °F D.B.

Temperature

Indoor Air Intake Temp.

Outdoor Air Intake Temp.

Cooling

Models : XS1271 & PNR- C1271

XS1872 & PNR- C1872

Models : XS1271 & PNR- CL1271

XS1872 & PNR- CL1872

Summary of Contents for C1271

Page 1: ... C1872 CL1271 CL1872 Product Code No 1 852 330 24 1 852 330 36 1 852 330 26 1 852 330 40 XS1271 Body PNR XS1872 Panel XS1872 Body PNR XS1872 Panel C1271 CL1271 C1872 CL1872 REFERENCE NO SM700767 Outdoor Unit Indoor Model No Body Panel XS1271 PNR XS1872 XS1872 PNR XS1872 Product Code No Body Panel 1 852 352 10 1 852 352 11 1 852 352 09 1 852 352 11 FILE NO Body Panel Wireless Remote Controller Wire...

Page 2: ...on especially a damp or humid location If a leakage breaker is not installed electric shock can occur When Transporting Be careful when picking up and moving the indoor and outdoor units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin aluminum fins on the air conditioner can cut your fingers When Installing In a Ceiling or Wall Make sure the...

Page 3: ...teristics 6 2 Electric Wiring Diagrams 7 MAINTENANCE 7 1 Address Setting of the Remote Control Unit 7 2 Disconnecting and Connecting Positive Connector for Outdoor Unit 7 3 Disassembly Procedure 8 FUNCTIONS 8 1 Operation Functions 8 2 Protective Functions 9 TROUBLESHOOTING 9 1 Precautions before Performing Inspection or Repair 9 2 Method of Self Diagnostics 9 3 Checking the Indoor and Outdoor Unit...

Page 4: ...of Compressor Malfunction 11 6 In Case Refrigerant is Leaking 11 7 Charging Additional Refrigerant 11 8 Retro Fitting Existing Systems APPENDIX A INSTRUCTION MANUAL XS1271 PNR XS1872 C1271 XS1271 PNR XS1872 CL1271 XS1872 PNR XS1872 C1872 XS1872 PNR XS1872 CL1872 APPENDIX B INSTALLATION INSTRUCTIONS XS1271 PNR XS1872 C1271 XS1271 PNR XS1872 CL1271 XS1872 PNR XS1872 C1872 XS1872 PNR XS1872 CL1872 AP...

Page 5: ...ndoor Air Intake Temp Outdoor Air Intake Temp Cooling 95 F D B 71 F W B 67 F D B 57 F W B Maximum Minimum 115 F D B 0 F D B Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Models XS1271 PNR XS1872 C1271 XS1872 PNR XS1872 C1872 Models XS1271 PNR XS1872 CL1271 XS1872 PNR XS1872 CL1872 5 ...

Page 6: ...e Diameter inch mm 1 4 6 35 3 8 9 52 ft m Max allowable tubing length at shipment Flare Type 25 7 5 34 32 31 47 R410A 2 43 1 100 Electric Expansion Valve Washable Anti Mold DC Rotary Inverter Auto Timer Indoor Outdoor Fan Speeds 24 Hour ON or OFF Timer 1 Hour OFF Timer Auto and 3 steps Auto Hi Me Lo Airflow Direction Indoor Horizontal Controls Temperature Control Control Unit Microprocessor I C Th...

Page 7: ... inch mm 313 12 5 16 625 24 19 32 625 24 19 32 18 7 41 3 11 5 32 283 inch mm 22 5 8 575 inch mm Package Dimensions Height Width Depth 28 1 8 714 inch mm 11 13 32 290 inch mm 24 13 16 630 41 9 19 4 59 0 13 24 19 32 625 6 0 2 7 1 9 16 40 24 19 32 625 26 11 16 678 4 1 8 105 26 3 16 665 7 7 3 5 1 65 0 04 Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensions Weight Outdoor Unit Un...

Page 8: ...4 6 35 1 2 12 7 ft m Max allowable tubing length at shipment Flare Type 25 7 5 44 40 36 51 R410A 2 87 1 300 Electric Expansion Valve Washable Anti Mold DC Twin Rotary Inverter Auto Timer Indoor Outdoor Fan Speeds 24 Hour ON or OFF Timer 1 Hour OFF Timer Auto and 3 steps Auto Hi Me Lo Airflow Direction Indoor Horizontal Controls Temperature Control Control Unit Microprocessor I C Thermister Wireles...

Page 9: ...m Package Dimensions Height Width Depth inch mm inch mm Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensions Weight Outdoor Unit Unit Dimensions Height Width Depth Outdoor Unit C1872 inch mm 670 26 3 8 880 34 21 32 285 11 7 32 740 29 1 8 1 012 39 27 32 380 14 31 32 41 0 90 4 45 0 99 2 0 28 9 88 inch mm inch mm Package Dimensions Height Width Depth inch mm inch mm 230V 313 12...

Page 10: ... 6 35 1 2 12 7 ft m Max allowable tubing length at shipment Flare Type 25 7 5 44 40 36 51 R410A 2 87 1 300 Electric Expansion Valve Washable Anti Mold DC Twin Rotary Inverter Auto Timer Indoor Outdoor Fan Speeds 24 Hour ON or OFF Timer 1 Hour OFF Timer Auto and 3 steps Auto Hi Me Lo Airflow Direction Indoor Horizontal Controls Temperature Control Control Unit Microprocessor I C Thermister Wireless...

Page 11: ... Package Dimensions Height Width Depth inch mm inch mm Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensions Weight Outdoor Unit Unit Dimensions Height Width Depth Outdoor Unit C1872 inch mm 670 26 3 8 880 34 21 32 285 11 7 32 740 29 1 8 1 012 39 27 32 380 14 31 32 41 0 90 4 45 0 99 2 0 28 9 88 inch mm inch mm Package Dimensions Height Width Depth inch mm inch mm 208V 313 12 ...

Page 12: ...5 3 8 9 52 ft m Max allowable tubing length at shipment Flare Type 25 7 5 34 32 31 47 R410A 2 43 1 100 Electric Expansion Valve Washable Anti Mold DC Rotary Inverter Auto Timer Indoor Outdoor Fan Speeds 24 Hour ON or OFF Timer 1 Hour OFF Timer Auto and 3 steps Auto Hi and multi steps Airflow Direction Indoor Horizontal Controls Temperature Control Control Unit Microprocessor I C Thermister Wireles...

Page 13: ...inch mm 313 12 5 16 625 24 19 32 625 24 19 32 18 7 41 3 11 5 32 283 inch mm 22 5 8 575 inch mm Package Dimensions Height Width Depth 28 1 8 714 inch mm 11 13 32 290 inch mm 24 13 16 630 41 9 19 4 59 0 13 24 19 32 625 6 0 2 7 1 9 16 40 24 19 32 625 26 11 16 678 4 1 8 105 26 3 16 665 7 7 3 5 1 65 0 04 Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensions Weight Outdoor Unit Uni...

Page 14: ...5 1 2 12 7 ft m Max allowable tubing length at shipment Flare Type 25 7 5 44 40 36 51 R410A 2 87 1 300 Electric Expansion Valve Washable Anti Mold DC Twin Rotary Inverter Auto Timer Indoor Outdoor Fan Speeds 24 Hour ON or OFF Timer 1 Hour OFF Timer Auto and 3 steps Auto Hi and multi steps Airflow Direction Indoor Horizontal Controls Temperature Control Control Unit Microprocessor I C Thermister Wi...

Page 15: ... Package Dimensions Height Width Depth inch mm inch mm Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensions Weight Outdoor Unit Unit Dimensions Height Width Depth Outdoor Unit CL1872 inch mm 670 26 3 8 880 34 21 32 285 11 7 32 740 29 1 8 1 012 39 27 32 380 14 31 32 41 0 90 4 45 0 99 2 0 28 9 88 inch mm inch mm Package Dimensions Height Width Depth inch mm inch mm 230V 313 12...

Page 16: ...5 1 2 12 7 ft m Max allowable tubing length at shipment Flare Type 25 7 5 44 40 36 51 R410A 2 87 1 300 Electric Expansion Valve Washable Anti Mold DC Twin Rotary Inverter Auto Timer Indoor Outdoor Fan Speeds 24 Hour ON or OFF Timer 1 Hour OFF Timer Auto and 3 steps Auto Hi and multi steps Airflow Direction Indoor Horizontal Controls Temperature Control Control Unit Microprocessor I C Thermister Wi...

Page 17: ... Package Dimensions Height Width Depth inch mm inch mm Shipping Volume Net Shipping Weight Ib kg Ib kg cu ft m3 inch mm Dimensions Weight Outdoor Unit Unit Dimensions Height Width Depth Outdoor Unit CL1872 inch mm 670 26 3 8 880 34 21 32 285 11 7 32 740 29 1 8 1 012 39 27 32 380 14 31 32 41 0 90 4 45 0 99 2 0 28 9 88 inch mm inch mm Package Dimensions Height Width Depth inch mm inch mm 208V 313 12...

Page 18: ...18 1 2 94 0 273 Face Area Coil Rows Fins per inch Heat Exchanger Coil ft2 m2 DATA SUBJECT TO CHANGE WITHOUT NOTICE Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB XS1271 1 D12 5 8 L5 3 4 D322 L147 RCS 7MVPS4U Turbo DC Motor SIC 72FV B623 1 1 8 470 Fan Remote Control Unit Q ty Dia and Length Type inch mm Fan Motor Coil Resistance Rough Measure RPM Cool Type Model Q ty No...

Page 19: ...1 D12 5 8 L5 3 4 D322 L147 RCS 7MVPS4U Turbo DC Motor SIC 72FV D866 1B 1 8 650 Fan Remote Control Unit Q ty Dia and Length Type inch mm Fan Motor Coil Resistance Rough Measure RPM Cool Type Model Q ty No of Poles Ambient Temp 68 F 20 C Run Capacitor Micro F VAC Ohm DATA SUBJECT TO CHANGE WITHOUT NOTICE Internal Controller Safety Device Type PLD 12230ST 1 1 AC208 to 240V 60Hz 10 8 333 10 Coil Resis...

Page 20: ...e Compressor Model Nominal Output Compressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Rotary Hermetic G4C090LU1ER 900W U V V W W U 0 81 0 81 0 81 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 7L115 Model Operation Temp Open 239 F 115 C C...

Page 21: ... Type Compressor Model Nominal Output Compressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Twin Rotary Hermetic C 6RVN93H0M 1 050W R S S T T R 0 482 0 482 0 482 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 7L115 Model Operation Temp Open...

Page 22: ...or Type Compressor Model Nominal Output Compressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Rotary Hermetic G4C090LU1ER 900W U V V W W U 0 81 0 81 0 81 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 7L115 Model Operation Temp Open 239 F 1...

Page 23: ...r Type Compressor Model Nominal Output Compressor Coil Resistance Ambient Temp 68 F 20 C Ohm DC Twin Rotary Hermetic C 6RVN93H0M 1 050W R S S T T R 0 482 0 482 0 482 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 7L115 Model Operation Temp Ope...

Page 24: ...ensor Model KTEC 35 S98 Indoor heat exchanger sensor Model PT2M 51H S3 Compressor temp sensor C1271 CL1271 Model DTN TKS274Y TH2 C1872 CL1872 Model DTN TKS293B Resistance k ohm Resistance k ohm Temperature F C Outdoor air temp sensor C1271 CL1271 Model DTN TKS269B C1872 CL1872 Model TKS295B Outdoor heat exchanger sensor C1271 CL1271 Model DTN TKS274Y TH1 C1872 CL1872 Model TKS292B 40 35 30 25 20 1...

Page 25: ...8 1 3 16 21 32 3 1 8 The length of the suspension bolts should be selected so that there is a gap of 1 3 16 or the ceiling 21 32 or more below the lower surface of the main unit as shown in the figure at right If the suspension bolts is too long it will contact the ceiling panel and the unit cannot be installed A A Air intake Discharge outlet Refrigerant tubing liquid tube dia 1 4 flared Refrigera...

Page 26: ... 21 3 16 6 3 32 4 9 32 2 5 32 Narrow tube service valve dia 1 4 6 35 Wide tube service valve dia 3 8 9 52 3 19 32 15 32 10 7 16 265 11 13 32 12 7 16 Unit inch mm 852 0 0010 12600 0 28 11 32 720 2 1 8 21 9 16 548 5 8 Outdoor Unit C1271 CL1271 26 ...

Page 27: ...dia 1 4 6 35 Wide tube service valve dia 1 2 12 70 4 3 8 2 5 32 6 17 32 5 23 32 3 32 26 3 8 670 23 32 1 13 16 34 21 32 880 23 15 16 5 11 32 15 32 11 7 32 285 12 7 32 13 5 32 11 17 32 I D 2 3 3 2 2 I D 1 5 1 6 1 3 8 2 17 32 2 13 32 Outdoor Unit C1872 CL1872 27 ...

Page 28: ...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 Thickness Min 5 16 8 mm Insulation Narrow tube Thickness Min 5 16 8 mm IMPORTANT CAUTION Compres...

Page 29: ...th 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 Thickness Min 5 16 8 mm Insulation Narrow tube Thickness Min 5 16 8 mm IMPORTANT CAUTION Heat exchanger Strainer Compressor Accumulator Wide tube...

Page 30: ...wide tube service valve psig MPaG Operating current A 73 0 5 102 0 7 131 0 9 Outdoor inlet air D B temp F C Outdoor inlet air D B temp F C Indoor discharge air temperature F C 77 25 86 30 95 35 104 40 Hi Fan Lo Fan 10 11 12 13 14 15 77 25 86 30 95 35 104 40 Outdoor inlet air D B temp F C Indoor Air Temp 86 F 30 C 80 F 27 C 75 F 24 C Indoor Air Temp 86 F 30 C 80 F 27 C 75 F 24 C Indoor Air Temp 86 ...

Page 31: ...valve psig MPaG Operating current A 73 0 5 102 0 7 131 0 9 Outdoor inlet air D B temp F C Outdoor inlet air D B temp F C Indoor discharge air temperature F C 77 25 86 30 95 35 104 40 Hi Fan Lo Fan 5 6 7 8 9 10 77 25 86 30 95 35 104 40 Outdoor inlet air D B temp F C Indoor Air Temp 86 F 30 C 80 F 27 C 75 F 24 C Indoor Air Temp 86 F 30 C 80 F 27 C 75 F 24 C Indoor Air Temp 86 F 30 C 80 F 27 C 75 F 2...

Page 32: ...0 7 840 TC 12 230 12 030 11 790 11 580 10 600 7 970 CI 0 81 0 95 1 08 1 18 1 25 1 07 72 22 2 SHC 7 020 6 930 6 800 6 660 6 160 4 920 63 76 24 4 SHC 7 850 7 760 7 620 7 480 6 980 5 740 17 2 80 26 7 SHC 8 720 8 620 8 490 8 350 7 850 6 610 84 28 9 SHC 9 540 9 450 9 310 9 170 8 670 7 440 88 31 1 SHC 10 360 10 270 10 130 10 000 9 490 7 970 TC 12 470 12 300 12 070 11 900 10 720 8 060 CI 0 83 0 97 1 11 1...

Page 33: ...17 400 17 000 16 470 10 390 CI 1 17 1 37 1 57 1 75 1 97 1 41 72 22 2 SHC 10 400 10 200 10 000 9 800 9 540 6 620 63 76 24 4 SHC 11 590 11 390 11 190 11 000 10 730 7 810 17 2 80 26 7 SHC 12 850 12 650 12 450 12 260 11 990 9 070 84 28 9 SHC 14 040 13 850 13 650 13 450 13 180 10 270 88 31 1 SHC 15 240 15 110 14 840 14 640 14 380 10 390 TC 18 510 18 220 17 860 17 500 16 990 10 500 CI 1 19 1 40 1 60 1 7...

Page 34: ... 560 5 610 5 610 5 650 5 650 5 700 5 700 63 76 24 4 SHC 6 380 6 430 6 430 6 480 6 520 6 520 6 520 17 2 80 26 7 SHC 7 250 7 250 7 300 7 340 7 340 7 390 7 390 84 28 9 SHC 8 080 8 080 8 120 8 170 8 170 8 210 8 210 88 31 1 SHC 8 900 8 940 8 940 8 990 8 990 9 040 9 040 TC 9 170 9 210 9 330 9 440 9 540 9 600 9 660 CI 0 61 0 64 0 58 0 54 0 53 0 57 0 60 72 22 2 SHC 4 280 4 330 4 370 4 420 4 460 4 510 4 51...

Page 35: ...8 810 8 810 8 870 63 76 24 4 SHC 9 800 9 870 9 870 9 930 10 000 10 070 10 070 17 2 80 26 7 SHC 11 060 11 130 11 130 11 190 11 260 11 260 11 330 84 28 9 SHC 12 260 12 320 12 320 12 390 12 450 12 450 12 520 88 31 1 SHC 13 450 13 510 13 510 13 580 13 650 13 710 13 710 TC 14 330 14 410 14 560 14 780 14 960 15 130 15 250 CI 1 11 1 14 1 14 0 95 0 91 0 86 0 88 72 22 2 SHC 6 690 6 750 6 820 6 890 6 950 7 ...

Page 36: ...ditions Indoor air temperature 80 F 26 7 C D B 67 F 19 4 C W B Outdoor air temperature 95 F 35 C D B Cooling 12 6 1 260 Indoor Unit XS1271 PNR XS1872 Outdoor Unit CL1271 Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 115V Single phase 60Hz Rating conditions Running amp 0 21 Power input 18 12 39 1 242 Cooling 12 6 1 260 Rating conditions Indoor air temperature ...

Page 37: ...F 19 4 C W B Outdoor air temperature 95 F 35 C D B Cooling 9 1 1 860 Indoor Unit XS1872 PNR XS1872 Outdoor Unit CL1872 Indoor Unit Outdoor Unit Fan Motor Fan Motor Compressor Performance at 230V Single phase 60Hz Rating conditions Running amp 0 15 Power input 22 8 15 1 838 Cooling 8 3 1 860 Rating conditions Indoor air temperature 80 F 26 7 C D B 67 F 19 4 C W B Outdoor air temperature 95 F 35 C D...

Page 38: ...BOX BOX SERIAL 2P WHT SERIAL 2P WHT TERMINAL BASE CONTROLLER CONTROLLER TO OUTDOOR UNIT GND FERRITE CORE AC1 AC2 SI 1 RED YEL BLU 1 1 YEL RED 3 3 1 1 2 1 1 2 2 1 1 2 2 2 3 3 4 4 5 5 6 6 7 7 1 1 2 2 3 3 4 4 5 5 6 6 7 7 1 1 2 2 3 3 4 4 5 5 1 1 2 2 3 3 4 4 5 5 6 6 7 7 1 1 2 2 3 3 4 4 1 1 2 2 1 1 3 3 3 3 4 4 5 5 1 1 2 2 1 1 2 2 1 1 2 2 3 3 4 4 5 5 1 1 2 2 3 3 4 4 5 5 6 6 6 6 7 7 8 8 9 9 10 10 YEL RED ...

Page 39: ... 3 4 1 2 3 4 1 2 1 2 L2 W L1 E 25A ACIN1 W ACIN2 W SI MV DCFM OUTDOOR COIL COMP U W V 2P CONNECTOR BLK YEL ORG YEL ORG GRN YEL 1 1 2 2 FERRITE CORE TERMINAL PLATE GND TO INDOOR UNIT POWER RELAY 6 1 4 5 BLK WHT RED BLK BLK BLK WHT 1 2 3 4 5 6 7 FM GRN YEL FAN MOTOR 1 2 3 4 5 6 7 1 2 3 4 5 6 7 BLK BLK YEL YEL YEL BLK BLK BLU RED BLK BLK BLK WHT YEL BLU RED BLK BLK YEL WHT GRY RED ORG WHT OUT DOOR TH...

Page 40: ...W SI MV DCFM OUTDOOR COIL COMP U W V 2P CONNECTOR BLK YEL ORG YEL ORG GRN YEL 1 1 2 2 FERRITE CORE TERMINAL PLATE GND TO INDOOR UNIT POWER RELAY 6 1 4 5 BLK WHT RED BLK BLK BLK WHT 1 2 3 4 5 6 7 FM GRN YEL FAN MOTOR 1 2 3 4 5 6 7 1 2 3 4 5 6 7 BLK BLK YEL YEL YEL BLK BLK BLU RED BLK BLK BLK WHT YEL BLU RED BLK BLK YEL WHT GRY RED ORG WHT OUT DOOR THERMISTOR OVERLOAD RELAY OLR COIL THERMISTOR COMPR...

Page 41: ...P A TH U W V 2P CONNECTOR WHT WHT WHT WHT WHT GRN YEL 1 1 2 2 W E GRN YEL TERMINAL PLATE FERRITE CORE GND TO INDOOR UNIT POWER RELAY 6 1 4 5 BLK BLK WHT 1 2 3 4 5 6 7 FM GRN YEL FAN MOTOR 1 2 3 4 5 6 7 1 2 3 4 5 6 7 BLK BLK YEL BLK BLK BLU RED BLK BLK BLK WHT YEL BLU RED BLK GRY BLK YEL RED ORG WHT COMPRESSOR THERMISTOR OVERLOAD RELAY OLR OUT DOOR THERMISTOR 1 2 3 4 1 2 3 4 COIL OUTDOOR YEL YEL CO...

Page 42: ... Fig 14 3 Press and hold the remote controller HIGH POWER button and 1 HR TIMER button Then press and hold the ACL reset button with a pointed object such as the tip of a pen After 5 seconds release ACL button first then release HIGH POWER and 1 HR TIMER buttons oP 1 test run appears blinking in the remote controller clock display area 4 Each time the 1 HR TIMER button is pressed the display chang...

Page 43: ...lways hold the cover to disconnect See illustration at left For the connector without the resin cover push the lock in the direction of 2 while pulling it off How to Connect In order to connect hold the resin cover of the connector and push it in Confirm the click sound for the inside lock Pull the cover upward When the cover is pulled upward the lock is released with the sequence of 1 and 2 7 2 D...

Page 44: ...nectors in the control box 1 Remove the 2 screws and remove the control box cover Fig 4 2 Disconnect the connectors CN04 FLAP 5P CN12 RC 4P and CN13 IND 7P Fig 5 Latch Latch Hook Hinge Air intake grill Screw Control box cover CN13 CN04 CN12 Fig 1 Fig 4 Fig 5 Fig 2 Fig 3 Hinge Control PCboard To avoid electrical shock hazard be sure to disconnect power before attempting to disassemble the unit When...

Page 45: ...ver and remove the cover with the section 2 pulled down Fig 7 4 Remove the strap 3 locations from the hook on the ceiling panel Fig 8 There is no strap on the indicator cover 5 Remove the bolt 4 locations with a washer and remove the ceiling panel Fig 9 Screw Bolt Bolt Screw Indicator cover Coner cover Coner cover Coner cover Clamp Clamp Pull down section 2 Lead wire Cover Center 1 Fig 6 Fig 7 Fig...

Page 46: ...d control box 1 Remove a screw and remove the terminal cover Fig 11 2 Remove the 2 screws and remove the power box cover Fig 11 3 Disconnect the power lines No 1 and No 2 signal line No 3 and ground cable from the terminals in the power box Fig 12 Indoor air temperature sensor CN08 Terminal Fig 10 Fig 11 Fig 12 Ground cable Terminal cover Screw Screw Power box cover Power lines Signal line 46 ...

Page 47: ... connector CN03 DCM 6P in the power box Fig 14 6 Remove the 4 screws and remove the power box Fig 14 7 Disconnect the connectors CN06 FS 3P and CN09 COIL 1 2P in the control box Fig 15 8 Remove the 2 screws and remove the control box Fig 15 Fig 13 Fig 14 Fig 15 Screw Screw Screw Screw Screw CN06 CN03 Screw Screw Ground cable CN07 CN09 47 ...

Page 48: ...e the drain cap to drain the water Fig 16 2 Refer to the installation instructions for recovery of refrigerant or removal of the power cable or tubing 7 3 6 Remove the main body lower section 1 Remove the 4 screws Fig 16 2 Remove the 2 screws Fig 17 3 Disconnect the connector CN03 DCM 6P in the power box Fig 18 4 Lift the main body lower section and remove it from the main body upper section Screw...

Page 49: ... float switch 1 Remove the 2 screws Fig 20 2 Loosen the clamp and disconnect the drain hose from the drain pump Fig 20 3 Remove the drain pump from the main body upper section Fig 20 4 Remove a nut and remove the float switch Fig 21 Heat exchanger sensor Fig 20 Fig 21 Fig 19 Holder Drain pump Screw Clamp Float switch Nut Drain hose 49 ...

Page 50: ...ove the fan motor Fig 23 7 3 10 Remove the heat exchanger 1 Remove the 3 screws Fig 24 2 Remove the 3 screws Fig 25 3 Remove the heat exchanger from the main body upper section with the heat exchanger lifted Fig 22 Fig 23 Fig 24 Fig 25 Turbo fan Nut Screw Nut Fan motor Screw Screw Heat exchanger Screw Main body upper section 50 ...

Page 51: ...3 C below the set temperature When the monitoring range is entered the compressor stops and the indoor fan operates with 1 f fluctuation DRY A DRY B Monitor Conditions are monitored at all times when the room temperature is below 59 F 15 C Load COOL zone A zone B zone Emergency operation is available when the remote controller malfunctions has been lost or otherwise cannot be used The set temperat...

Page 52: ...er operation Frequency MAX 0 Start End Time 30 min 5 min Setting temperature Press the NIGHT SETBACK button When NIGHT SETBACK operation is set the temperature and fan speed settings will be adjusted automatically to allow comfortable sleep When NIGHT SETBACK operation is set mark appears on the remote controller The main unit display lamp also becomes dimmer COOL and DRY modes When the night setb...

Page 53: ...e temperature of the indoor heat exchanger reaches 46 F 8 C or above A B C a b c d Indoor heat exchanger temperature F C 36 2 43 6 46 8 This function controls the operation frequency to prevent the compressor discharge temperature from rising more than a specified temperature a Area Automatic capacity control b When the temperature rises above Point A the operation frequency is reduced at a specif...

Page 54: ...H POWER button and 1 HR TIMER button Then press and hold the ACL reset button with a pointed object such as the tip of a pen After 5 seconds release ACL button first then release HIGH POWER and 1 HR TIMER buttons oP 1 test run appears blinking in the remote controller clock display area Step 2 Next press the 1 HR TIMER button once to change the display from oP 1 to oP 3 self diagnostics The displa...

Page 55: ...Cboard failure Outdoor PCboard failure 1 Mis wiring 2 AC power failure 3 Blown fuse 4 Power Relay failure 5 Indoor or outdoor PCboard failure 6 Outdoor Fan Motor failure 7 Reactor failure 8 High Pressure Switch failure 9 Overload Relay failure 10 Magnetic Coil failure See detailed flowchart in this section 1 HIC or power Tr failure 2 Outdoor fan does not turn 3 Instantaneous power outage 4 Service...

Page 56: ... current mode is TEST run If there are no problems with the above then check the outdoor unit 1 The rated voltage must be present between inter unit wirings 1 and 2 Connect a 5 k ohm resistor between inter unit wirings 2 and 3 When the voltage at both ends is measured approximately 12 to 15V DC must be output and the multimeter pointer must bounce once every 8 seconds Or instead of measuring the v...

Page 57: ...age B For terminal strip short circuit work or inter unit wiring removal turn off the power to avoid an electric shock Release the terminal strip short circuit after the completion of self diagnostics Do not perform the short circuit work between any other terminals except for specified ones on the specified terminal strip If such work is performed between the incorrect terminals the unit might be...

Page 58: ...he operation button on the indoor unit 2 Perform the self diagnosis five seconds after the operation start 1 Turn off the power and wait until the power lamp LED of the outdoor unit controller is turned OFF 2 Remove the short circuit between the terminals 2 and 3 on the outdoor unit terminal strip 3 Disconnect the cable from the terminal 3 on the indoor unit terminal strip Fig 4 Short circuit betw...

Page 59: ...ter the operation start 1 Turn off the power and wait until the power lamp LED of the outdoor unit controller is turned OFF 2 Disconnect the cable from the terminal 3 on the Outdoor unit terminal strip Fig 6 Defect in the inter unit cable 1 Turn ON the power and operate the system using the remote controller or the operation button on the indoor unit 2 Perform the self diagnosis five seconds after...

Page 60: ...mptom 1 The fan does not stop when the unit stops Indoor unit controller trouble Trouble symptom 2 The fan motor does not rotate when the unit is operating Diagnostic procedure Disconnect the motor connectors and measure the voltage at the DC motor connectors on the indoor unit controller 3 locations Diagnostic results All of the above measured values are normal Fan motor trouble Replace the motor...

Page 61: ...uickly stops when the outdoor unit operates There is trouble in the system that provides feedback 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 ide...

Page 62: ...distance from the noise source 1 Use shielded wires 2 Move unit away from the noise source Trouble Either of the following trouble may occur 1 The unit may stop suddenly during operation 2 Indicator lamps may flicker 2 Electromagnetic interference This refers to noise generated by high speed switching of the microcomputer and compressor This noise radiates through space and returns to the electric...

Page 63: ...g 1 10 1 2 Indoor Unit Clamp an aluminum plate fin or copper tube with the lead clip of the insulation resistance tester and measure the resistance by placing a probe on each terminal screw on the terminal plate Fig 2 Note that the ground line terminal should be skipped for the check 10 1 3 Outdoor Unit Clamp a metallic part of the unit with the lead clip of the insulation resistance tester and me...

Page 64: ... Fig 6 Fuse 10 2 Checking Continuity of Fuse on PCB Ass y Remove the PCB Ass y from the electrical component box Then pull out the fuse from the PCB Ass y Fig 5 Check for continuity using a multimeter as shown in Fig 6 64 ...

Page 65: ...use 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 ...

Page 66: ...n 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 11 2 Checklist before Servicing Use a clutch type...

Page 67: ...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...

Page 68: ...it 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 i...

Page 69: ...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...

Page 70: ...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...

Page 71: ... R410A for existing units which use R22 This will cause the air conditioner to operate improperly and may result in a hazardous condition 11 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 Fol...

Page 72: ...INSTRUCTION MANUAL XS1271 PNR XS1872 C1271 XS1271 PNR XS1872 CL1271 XS1872 PNR XS1872 C1872 XS1872 PNR XS1872 CL1872 OI 852 6 4181 108 00 0 APPENDIX A A 1 ...

Page 73: ...85264181108000 INSTRUCTION MANUAL Inverter Controlled Split System Air Conditioner MODE D EMPLOI Climatiseur de type séparé contrôlé par inverseur This air conditioner uses the new refrigerant R410A Save These Instructions Conserver ce mode d emploi ...

Page 74: ...function moves a flap up and down in the air outlet directing air in a sweeping motion around the room and providing comfort in every corner Auto Flap Control This automatically sets the flap to the optimum position during cooling and drying operation Automatic Restart Function for Power Failure Even when power failure occurs preset programmed operation can be reactivated once power resumes High P...

Page 75: ...ified electrician SAFETY INSTRUCTIONS Read this Instruction Manual carefully before using this air conditioner If you still have any difficulties or problems consult your dealer for help This air conditioner is designed to give you comfortable room conditions Use this only for its intended purpose as described in this Instruction Manual This symbol refers to a hazard or unsafe practice which can r...

Page 76: ...ture fan speed timer setting and air sweeping Refrigerant Tubes The indoor and outdoor units are connected by copper tubes through which refrigerant gas flows Drain Hose Moisture in the room condenses and drains off through this hose Outdoor Condensing Unit The outdoor unit contains the compressor fan motor heat exchanger coil and other electrical components INDOOR UNIT Air intakes Remote control ...

Page 77: ... Timer ON Timer OFF Timer 1 hour OFF Timer 5 NIGHT SETBACK 6 Confirmation of transmission 7 Auto flap indication Flap angle indication Sweep indication 8 High power operation Displayed when setting timer Displayed when transmitting data Displayed when indoor unit sensor is in use Displayed when setting temperature Displayed when temperature is shown Displayed when the time display is set to 12 hou...

Page 78: ...ll tipped object such as a ballpoint pen the mark will appear at the display And the room temperature is detected by the sensor which is built into the indoor unit and the air conditioner is controlled accordingly If the remote control is located near a heat source such as a space heater or in direct sunlight press the SENSOR button to switch to the sensor on the indoor unit NOTE ADDRESS switch Th...

Page 79: ...ils see 4 Night Setback Mode When you press this button in the DRY or COOL mode the mark appears in the display and the remote control unit will automatically adjust the set temperature to save energy Time display selector button This switches the time display between 24 hour time and 12 hour time The illustration above pictures the remote control unit after the cover has been opened The remote co...

Page 80: ...ontrol unit in the following places DO NOT In direct sunlight Behind a curtain or other places where it is covered More than 26 ft 8 m away from the air conditioner In the path of the air conditioner s airstream Where it may become extremely hot or cold Where it may be subject to electrical or magnetic noise Where there is an obstacle between the remote control unit and air conditioner since a che...

Page 81: ...elector button to the setting you want STEP 5 Press the FLAP button and set the airflow direction as desired Refer to ADJUSTING THE AIRFLOW DIRECTION on page 12 To stop the air conditioner press the ON OFF operation button again Choose the best position in the room for the remote control unit which also acts as the sensor for room comfort and transmits the operating instructions Once you ve found ...

Page 82: ...door unit being protected from ice or frost when combined with the outdoor unit for Low Ambient Cooling models In the event of power failure the unit will stop When the power is resumed the unit will restart automatically within five minutes by the remote control unit Clicking sound is heard from the air conditioner In cooling operation any plastic parts may shrink due to a sudden temperature chan...

Page 83: ...he CLOCK button once if the time indicator is not flashing The time indication alone flashes 2 Press the Advance Return button until PM 10 30 is displayed The time can be set in 1 minute increments Holding down the button advances the time rapidly in 10 minute increments 3 Press the CLOCK button again This completes the setting of the current time Operation Indication 1 Press the OFF TIME setting ...

Page 84: ... sunlight into the room Use sunshades blinds or curtains If the walls and ceiling of the room are warmed by the sun it will take longer to cool the room Do Always try to keep the air filter clean Refer to CARE AND CLEANING A clogged filter will impair the performance of the unit To prevent conditioned air from escaping keep windows doors and any other openings closed ADJUSTING THE AIRFLOW DIRECTIO...

Page 85: ... footstool or the like be careful not to let it tip over Cleaning the main unit and remote control unit Wipe clean using a soft dry cloth To remove stubborn dirt moisten a cloth in warm water no hotter than 104 F wring thoroughly and then wipe INDOOR UNIT OPERATION button OPERATION lamp Cooling operation Stop NOTE Cleaning and maintenance operations must be carried out by specially trained personn...

Page 86: ...wo air intake grille hinges 4 Clean the grille gently using a soft sponge or the like Then dry it with care Neutral detergent may be used to remove stubborn dirt Then rinse thoroughly with water and dry it Care After a prolonged idle period Check the indoor and outdoor unit air intakes and outlets for blockage if there is a blockage remove it Care Before a prolonged idle period Operate the fan for...

Page 87: ...of condenser coil Remove obstruction Poor cooling performance 1 Dirty or clogged air filter 1 Clean air filter to improve airflow 2 Heat source or many people in room 2 Eliminate heat source if possible 3 Doors and or windows are open 3 Shut them to keep the heat out 4 Obstacle near air intake or air discharge port 4 Remove it to ensure good airflow 5 Thermostat is set too high for cooling 5 Set t...

Page 88: ...INSTALLATION INSTRUCTIONS APPENDIX B XS1271 PNR XS1872 C1271 XS1271 PNR XS1872 CL1271 XS1872 PNR XS1872 C1872 XS1872 PNR XS1872 CL1872 II 852 6 4190 478 00 0 A 2 ...

Page 89: ...he Tubes 5 7 Finishing the Installation 6 AIR PURGING 22 I Air Purging with a Vacuum Pump for Test Run I Basic Functions of the Service Valves I Pump Down I Service Valve Connections This air conditioner uses the new refrigerant R410A Refrigerant service valve size 5 16 NOTE 85264190478000 SANYO 2008 SANYO Commercial Solutions In Canada A Division of SANYO North America Corporation SANYO Canada In...

Page 90: ...orting 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 meta...

Page 91: ...or the indoor and outdoor units and make sure all accessory parts listed are with the system before beginning 1 1 Tools Required for Installation not supplied 1 Standard screwdriver 2 Phillips head screwdriver 3 Knife or wire stripper 4 Tape measure 5 Carpenter s level 6 Sabre saw or key hole saw 7 Hacksaw 8 Core bits 9 Hammer 10 Drill 11 Tube cutter 12 Tube flaring tool 13 Torque wrench 14 Adjust...

Page 92: ...detailed in Table 3 and Fig 2 G install the indoor unit more than 3 3 1 m away from any antenna or power lines or connecting wires used for television radio telephone security system or intercom Electrical noise from any of these sources may affect operation Fig 1 3 3 ft 1m 1m 1m 3 3 ft 1m 3 3 ft 3 3 ft 3 3 ft 1m Fig 2 Tubing length L Elevation difference H Outdoor unit Indoor unit WARNING To prev...

Page 93: ...ssible water damage and decreased service life Fig 5a G install cushion rubber under unit s feet to reduce vibration and noise Fig 5b G use lug bolts or equal to bolt down unit reducing vibration and noise G install in a location where no antenna of a television or radio exists within 10 3 m Outdoor unit Hot air Heat source Exhaust fan NO Fig 3 Air intake Min 2 5 cm Air discharge Min 2 5 cm Min 8 ...

Page 94: ...stalled on the outdoor unit Fig 5c 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 to strong wind the system pressure drops because of the freeze protector Install a pair of windbaffle plates at the front and back of the outdoor unit if it will be subject to strong wind...

Page 95: ...64 19 64 17 3 8 25 64 5 29 32 25 32 25 32 mm 550 20 55 440 330 10 15 9 7 5 441 10 150 20 20 Dimensions A B C D E F G H I J K L M Model CL1271 inch 19 3 32 20 3 32 13 25 32 5 29 32 17 17 32 25 32 2 5 32 14 9 16 2 3 4 3 11 32 19 32 1 3 8 1 3 8 mm 485 510 350 150 445 20 55 370 70 85 15 35 35 Air Intake Baffle Air Discharge Baffle Fig 5d Item Q ty Remarks Baffle plate 1 Screw 5 32 15 32 4 12 mm tappin...

Page 96: ...2 25 32 M6 15 20 mm 3 Nut 15 64 M6 3 Washer 3 Spring washer 3 Item Q ty Remarks Baffle plate 1 Bolt 15 64 13 32 19 32 M6 10 15 mm 4 Nut 15 64 M6 4 Washer 4 Spring washer 4 Air Intake Baffle Air Discharge Baffle Dimensions A B C D E F G H I J K L O Q R Model CL1872 inch 24 13 32 25 32 1 25 32 22 1 4 9 1 4 9 1 4 25 64 25 32 19 32 23 1 8 19 64 25 64 5 29 32 25 32 25 32 mm 620 20 45 565 235 235 10 20 ...

Page 97: ...s to be used are 15 64 M6 ISO standard and the recommended length of the bolts is between 19 32 25 32 inch 15 20 mm 5 Use washers and spring washers to tightly fasten the windbaffle to the unit 2 Right side 1 Remove the front panel from the unit 2 Use 2 preholes on the panel side R to install the baffle plate 3 Remove the panel side R from the unit by removing the screws These screws are used in s...

Page 98: ...nd 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 Fig 5j Panel side R Panel top Pa...

Page 99: ...ram The dia gram shows the relationship between the positions of the suspension fitting unit and panel Fig 6 2 3 3 Placing the Unit Inside the Ceiling 1 Be sure to remove the fan protection 4pcs for transportation before hanging up the indoor unit 2 When placing the unit inside the ceiling determine the pitch of the suspension bolts using the supplied full scale installation diagram Fig 6 3 Tubing...

Page 100: ... drain hose first place 1 of the 2 hose bands over the unit drain port and the other hose band over the hard PVC pipe not supplied Then connect both ends of the supplied drain hose Fig 6 5 3 On the unit drain side grasp the hose band with pliers and insert the drain hose all the way to the base G If other commercially available hose bands are used the drain hose may become pinched or wrinkled and ...

Page 101: ... position 1 Check that the ceiling hole is 23 5 8 600 mm 23 5 8 600 mm Fig 6 11 2 Confirm that the position of the indoor unit and the ceiling as shown in the diagram If the positions of the ceiling sur face and unit do not match air leakage water leakage flap operation failure or other problems may occur Fig 6 11 The drain pump will continue to operate for a minimum of 6 min utes after the FS 3P ...

Page 102: ...en the unit and the ceiling panel or between the ceiling panel and the ceiling surface G If there is a gap between the panel and the ceiling leave the ceiling panel attached and make fine adjustments to the installation height of the unit to eliminate the gap with the ceiling CAUTION Fig 6 17 Fig 6 18 Fig 6 19 Corner cover Indicator cover Press Pull up 2 1 latch Temporary latches Temporary DRAIN m...

Page 103: ...l will not be received G If the connectors are not connected the auto flap will not operate Be sure to connect them securely A Attaching the corner cover 1 Check that the safety strap from the corner cover is fas tened to the ceiling panel pin as shown in the figure Fig 6 23 2 Use the supplied screws to attach the corner cover to the ceiling panel B Attaching the air intake grille G To install the...

Page 104: ...confirm the rated voltage of the unit as shown on its nameplate then carry out the wiring closely following the wiring diagram 2 Provide a power outlet to be used exclusively for each unit with a power supply disconnect and circuit breaker for overcurrent protection provided in the exclu sive line 3 To prevent possible hazards due to insulation failure the unit must be grounded 4 Each wiring conne...

Page 105: ...may affect the operation G To avoid the risk of electric shock each air con ditioner unit must be grounded G For the installation of a grounding device please observe local electrical codes G Grounding is necessary especially for units using inverter circuits in order to release charged electricity and electrical noise caused by high tension Otherwise electrical shock may occur G Place a dedicated...

Page 106: ... fix it securely with the removed terminal screw using a screwdriver Loose wiring may cause the ter minal to overheat or result in unit malfunction A fire hazard may also exist Therefore be sure all wiring is tightly connected WARNING Fig 9 STRIP SIZE 9 32 7 mm ACTUAL SIZE Fig 8 Fig 10 Solid wire Loop Insulation Strip 15 16 25 mm 1 3 2 Earth screw Clamping strap Conduit Inter unit Power wiring Loc...

Page 107: ...e Outdoor Unit First refer to Section 2 Installation Site Selection 4 1 Wiring Instructions for the Outdoor Unit Regulations on wire size differ from locality to locality For field wiring requirements please refer to your local electrical codes Make sure that the installation fully complies with all local and national regulations 1 Remove access panel C Fig 14 2 Connect the inter unit and power su...

Page 108: ... tool Figs 17 and 18 Use RIDGID or equivalent A good flare should have the following characteristics G inside surface is glossy and smooth G edge is smooth G tapered sides are of uniform length 5 3 Caution before Connecting Tubes Tightly a Be sure to apply a sealing cap or water proof tape to prevent dust or water from getting into the tubes before they are used b Be sure to apply refrigerant lubr...

Page 109: ... tubing connec tions with the flare insulation 1 8 T3 supplied Then wind the other flare insulation 3 16 T5 supplied Finally fasten the insulation at both ends with the sup plied vinyl ties Fig 23 Insulation material The material used for insulation must have good insula tion characteristics be easy to use be age resistant and must not easily absorb moisture After a tube has been insulat ed never ...

Page 110: ...n the refrigerant system have undesirable effects as indicated below Therefore they must be purged completely G pressure in the system rises G operating current rises G cooling or heating efficiency drops G moisture in the air may freeze and block capillary tubing G water may lead to corrosion of parts in the refrigerant system I Air Purging with a Vacuum Pump for Test Run 1 Check that each tube b...

Page 111: ...valve stem on the narrow tube service valve counter clockwise by 90 degrees 1 4 turn for 10 seconds and then turn the stem clockwise to close it again Fig 28 7 Leak test all joints at the tubing both indoor and outdoors with soapy water Bubbles indicate a leak Tighten the joint more when leaks then check if there is no leak Be sure to wipe off the soap with a clean cloth 8 With the hex wrench turn...

Page 112: ...utes the system shifts into cooling operation and cool air will start to be felt Cooling mode test run is unaffected by the room tempera ture 3 Press the ON OFF operation button of the remote controller again to stop the test run Fig 29 4 Finally press the ACL Reset button of the remote controller to release it from Test Run mode to return to normal mode Fig 29 and oP 1 will disappear from the rem...

Page 113: ...tube valve stem Then quickly stop the unit 5 Disconnect all gauges and hoses and replace the valve caps as they were before I Basic Functions of the Service Valves The basic functions of the service valves are given in Table 7 below Action Narrow Tube Service Valve 2 Way Wide Tube Service Valve 3 Way CLOSED Fully OPEN Fully OPEN Shipping Operating and test running the air conditioner Measuring pre...

Page 114: ... to make sure that the air conditioner operates from that location The indoor unit should make a beeping sound to indicate that it has received the signal Fig 36 To take out the remote control unit pull it forward I Service Valve Connections a Temporary connection Screw in 3 5 turns by hand Fig 34 b To fasten the flare nuts apply specified torque as Table 8 and Fig 35 Table 8 Fig 34 Fig 35 CAUTION...

Page 115: ...press and hold the ACL Reset button with a pointed object such as the tip of a pen After 5 seconds release the ACL button first then release the HIGH POWER and 1HR TIMER but tons oP 1 Test Run appears blinking in the remote controller clock display area 4 Each time the 1HR TIMER button is pressed the display changes as shown below Press this but ton 2 times to change the display to oP 7 Address se...

Page 116: ...INSTRUCTION MANUAL STK RCS 7TWSU OI 852 6 4181 119 00 0 APPENDIX C A 3 ...

Page 117: ... Filaire This wired remote controller is designed for both the COOL DRY HEAT Model and COOL DRY Model indoor unit Before using the remote controller be sure to confirm the model type specified on the front cover of the INSTRUCTION MANUAL supplied with the indoor unit Save These Instructions Conserver ce mode d emploi ...

Page 118: ...ound or earth wire or through the supply wiring 3 Wiring must be done by a qualified electrician SAFETY INSTRUCTIONS Read this Instruction Manual carefully before using this air conditioner If you still have any difficulties or problems consult your dealer for help This air conditioner is designed to give you comfortable room conditions Use this only for its intended purpose as described in this I...

Page 119: ...ing 60 86 F When set to 80 F temperature indication 4 Timer 24 hour clock with ON OFF program Timer ON Timer OFF Timer 1 hour OFF Timer 5 NIGHT SETBACK 6 Flap angle indication Sweep indication Displayed when indoor unit sensor is in use Displayed when operating NIGHT SETBACK mode Displayed when setting temperature Displayed when temperature is shown Displayed when setting timer Symbols OI 119 3 EG...

Page 120: ...e The temperature setting changes by 2 F each time one of the TEMP buttons is pressed NIGHT SETBACK button For details see 5 Night Setback Mode When you press this button in the HEAT DRY or COOL mode the mark appears in the display and the remote control unit will automatically adjust the set temperature to save energy Timer and Present Time setting buttons First press the SET button to select the...

Page 121: ...itioner works only as a circulation fan The indoor fan runs continuously when the system is in normal operation It does not turn off when the desired room temperature is reached If Night Set Back mode is selected the fan will turn off intermittently during cooling operation in order to control air flow NOTE SENSOR button When you press this button use a small tipped object such as a ballpoint pen ...

Page 122: ...desired STEP 1 Press the MODE selector button and select the desired mode For heating operation For dehumidifying operation For cooling operation For fan only operation STEP 2 To start the air conditioner press the ON OFF operation button STEP 3 Press the TEMP setting buttons to change the temperature setting to the desired temperature Adjustable temperature range 86 F max 60 F min STEP 4 Set the ...

Page 123: ...ontrol follow these steps STEP 1 Press the MODE selector button to switch to the fan mode STEP 2 Press the ON OFF operation button STEP 3 Press the FAN SPEED selector button to select the fan speed of your choice or STEP 2 STEP 1 STEP 3 When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F when 30 minutes have passed after the selection was ma...

Page 124: ...hange automatically back to show the present time after about 10 sec 3 Press the ON OFF button to start the air conditioner The present time is displayed 4 Press the TIMER SELECT button twice to set OFF time The present time and are displayed OFF TIME Present time Operation Indication 1 Press the SET button once The timer indication alone flashes and the previous set time is only displayed 2 Press...

Page 125: ...n operates the OFF Timer is cancelled and the unit will stop operating one hour later 2 Operation together with the daily ON OFF repeat timer The 1 Hour OFF Timer setting is given priority over the DAILY ON OFF REPEAT setting ADJUSTING THE AIRFLOW DIRECTION The vertical airflow can be adjusted by moving the flap with the remote control unit Do not move the flap with your hands Confirm that the rem...

Page 126: ...INSTALLATION INSTRUCTIONS STK RCS 7TWSU II 852 6 4190 481 00 0 APPENDIX D A 4 ...

Page 127: ... The remote controller is set to Cool Dry Heat model at the time of shipment from the factory If the purchased air conditioner is a COOL DRY model follow the instructions on the label and change the switch on the reverse side of the remote controller unit to Cool Dry model Fig 1 The remote controller is also set to Single at the time of shipment from the factory For multiple use set the switch on ...

Page 128: ...5 tab locations and disconnect the back plate of the remote controller by lift ing up slightly Fig 2 b The tabs are thin take care not to chip them 2 Use tapping screws to directly fasten the remote con troller back plate onto the wall Fig 6 3 Insert the connector into the PCB of the remote con troller unit and wrap the wire harness around the hook Fig 4 4 Use nippers or a similar tool to cut out ...

Page 129: ...nstructions supplied with the indoor unit 5 Remove the terminal cover screws then remove the cover At this time take care not to drop the cover Fig 8 6 Pull in the wire harness from the remote controller as shown in Fig 8 b Remove the putty before wiring After wiring make sure to restore the putty 7 Insert the wire harness 4P terminal into the control box PCB connector RC Fig 8 a 8 Install the ter...

Page 130: ... remote controller Fig 9 This starts the fan producing uncooled forced air with the 3 indicator lamps OPERATION lamp TIMER lamp and HIGH POWER lamp on the main unit blinking Fig 11 After 3 minutes the system shifts into cooling operation and cool air will start to be felt Cooling mode test run is unaffected by the room tempera ture 3 Press the ON OFF operation button of the remote controller again...

Page 131: ...YO Commercial Solutions A Division of SANYO North America Corporation 1300 Michael Drive Suite A Wood Dale IL 60191 U S A Sanyo Canada Inc 1 300 Applewood Crescent Concord Ontario L4K 5C7 CANADA Nov 2008 T ...

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