Sanyo STB0810C1 Technical & Service Manual Download Page 51

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Cooling Only Model

Fan switch

Cooling & Electric Heating Model

Heat Pump Model

Fan switch

FAN

CONT

CYCLE

CONT

CYCLE

The location of Fan Switch differ according to models.

When set to CYCLE, fan operation synchronizes with that of compressor's (or heater's) thermo ON and
thermo OFF, thereby saving power. When set to CONT, fan continues to operate regardless of thermo
ON or thermo OFF condition.

Fan Switch

Summary of Contents for STB0810C1

Page 1: ...010C1 STB1023C1 STB1020C1 STB1123C1 STB1220C1 STB0823H1 Destination U S A Model No Product Code No STB0810C1 S 1 851 005 66 STB1010C1 S 1 851 005 65 STB1020C1 S 1 851 005 68 STB1220C1 S 1 851 005 67 Model No Product Code No STB0811C1 S 1 851 005 69 STB1023C1 S 1 851 005 51 STB1123C1 S 1 851 005 70 COOLING ONLY MODEL COOLING ELECTRIC HEATING MODEL HEAT PUMP MODEL Model No Product Code No STB0823H1 ...

Page 2: ...enough space from any outside obstruction wall bush etc As a safety measure it is recommended that two people install the unit Hold the unit securely and be careful not to drop any parts if the air conditioner is being installed on an upper floor of a multistory building When Servicing Turn the power OFF at the main power box mains before opening the unit to check or repair electrical parts and wi...

Page 3: ...tual work SANYO 26 THROUGH THE WALL A C MODEL IDENTIFICATION SANYO 26 Through The Wall Air Conditioner is identified by a model number Cooling or heating capacity electrical information and special features included on the air conditioner are indicated on the model number STB 1 0 2 3 C 1 Type STB SANYO 26 Thru the wall Capacity 08 8 000 BTU h class 10 10 000 BTU h class 11 11 000 BTU h class 12 12...

Page 4: ...r conditioner does not operate 31 7 4 Air conditioner operates but abnormalities are observed 33 7 5 If a sensor is defective 34 8 CHECKING ELECTRICAL COMPONENTS 8 1 Measurement of Insulation Resistance 35 8 2 Checking Motor Capacitor 36 8 3 Checking Fan Motor Winding 36 8 4 Checking Compressor Motor Winding 36 8 5 Checking Thermistor 36 9 DISASSEMBLY PROCEDURE 9 1 Removing Front Grille 37 9 2 Rem...

Page 5: ...m 67 F D B 57 F W B 67 F D B Heating Maximum 80 F D B 67 F W B Minimum D B W B COOLING ONLY MODEL Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 HEAT PUMP MODEL Model STB0823H1 Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Maximum 95 F D B 71 F W B 115 F D B Minimum 67 F D B 57 F W B 67 F D B Heating Maximum 80 F D B 67 F W B 75 F D B 65 F W B Minimum D B W B 17 F D B 15 F W B...

Page 6: ...tion Indoor Horizontal Manual Vertical Manual Air filter Washable Air exhaust Yes Compressor Rotary Hermetic R22 Amount charged at shipment OZ 20 1 28 2 23 3 28 2 Refrigerant control Capillary tube Operation sound Indoor Hi Lo dB A 57 55 60 57 60 57 60 57 Outdoor Hi Lo dB A 63 60 68 64 68 64 68 64 Dimensions Weight Unit dimensions Height In 15 3 4 Refer to page 7 Width In 25 15 16 Depth In 21 1 2 ...

Page 7: ...atts W 880 870 COP W W 2 5 2 5 Electric Heater Amperes A 12 0 15 5 14 2 15 5 14 2 15 5 14 2 Watts W 1 350 3 550 2 930 3 550 2 930 3 550 2 930 Element kW 1 22 3 4 3 4 3 4 Recommeded Circuit Protection A 15 20 20 20 Plug Type Parallel Perpendicular Features Controls Temperature control Mechanical Thermostat Control unit Timer Fan speeds 2 2 2 2 Airflow direction Indoor Horizontal Manual Vertical Man...

Page 8: ... 9 293 9 Close F 156 20 156 20 156 20 156 20 Operating amp at 77 F Trip in 6 to sec at 30 5A Trip in 6 to 16 sec at 40A Trip in 6 to 16 sec at 24A Trip in 6 to 16 sec at 24A Run capacitor µF 25 35 20 22 5 VAC 400 400 400 400 Fan Fan Motor Fan Type Indoor Dia Depth In Centrifigal Dia 7 3 32 Depth 3 17 32 Outdoor Dia Depth In Puropeller Dia 12 19 32 Depth 3 3 8 Fan motor model Q ty KFC6S 91A1P 1 KFC...

Page 9: ...293 9 Close F 156 20 156 20 156 20 156 20 Operating amp at 77 F Trip in 6 to sec at 30 5A Trip in 6 to 16 sec at 24A Trip in 6 to 16 sec at 24A Trip in 6 to 16 sec at 16 5A Run capacitor µF 25 20 22 5 22 5 VAC 400 400 400 400 Fan Fan Motor Fan Type Indoor Dia Depth In Centrifigal Dia 7 3 32 Depth 3 17 32 Outdoor Dia Depth In Puropeller Dia 12 19 32 Depth 3 3 8 Fan motor model Q ty KFC6S 91A1P 1 KF...

Page 10: ...ating AC265V 22A AC265V 22A Electoric Heater Ass y AH H06S AH H10S Model STB0811C1 STB1023C1 STB0823H1 STB1123C1 Heater Element Rating 1 22 kW 115V 3 4 kW 230V Resistance Ω 9 5 1 5 at 68 F 13 6 1 5 at 68 F Watt Dinsty w in2 8 9 13 2 Dimension In Dia 3 8 Leng 36 Dia 3 8 Leng 36 Heater Thermo Type CS 7L Openrating temp F OFF 122 5 ON 95 9 Fuse Type SF 152U Openrating temp F 306 5 Power Trnsformer AT...

Page 11: ...811C1 STB1023C1 STB1123C1 STB0823H1 21 1 2 25 15 16 15 3 4 Front view Top view Side view 26 1 8 Wall Sleeve Dimension 26 16 7 8 15 3 4 15 5 8 Dimension of Wall Opening Unit Dimension Minimum Wall Sleeve Opening Wall opening of 26 1 8 x 15 3 4 is required Unit inch Unit inch ...

Page 12: ...tdoor heat exchanger Indoor heat exchanger Cooling cycle Heating cycle Capillary tube Capillary tube Check valve Model STB0823H1 Compressor Accumulator Condenser Evaporator Capillary tube Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 STB0811C1 STB1023C1 STB1123C1 8 ...

Page 13: ... 9 020 8 610 8 200 7 710 7 090 CM 0 64 0 69 0 74 0 79 0 84 0 89 70 21 1 SHC 4 050 3 890 3 730 3 570 3 380 3 150 67 73 22 8 SHC 5 100 4 940 4 780 4 620 4 430 4 200 19 4 77 25 0 SHC 6 150 5 990 5 830 5 670 5 480 5 250 80 26 7 SHC 7 200 7 040 6 870 6 720 6 530 6 290 84 28 9 SHC 8 250 8 090 7 920 7 770 7 580 7 090 88 31 1 SHC 9 300 9 020 8 610 8 200 7 710 7 090 TC 10 000 9 560 9 130 8 690 8 170 7 520 ...

Page 14: ...00 9 590 8 820 CM 0 85 0 92 0 98 1 05 1 12 1 19 70 21 1 SHC 5 000 4 780 4 570 4 360 4 110 3 810 67 73 22 8 SHC 6 050 5 830 5 620 5 410 5 160 4 860 19 4 77 25 0 SHC 7 090 6 880 6 670 6 460 6 210 5 910 80 26 7 SHC 8 140 7 930 7 720 7 510 7 260 6 960 84 28 9 SHC 9 190 8 980 8 770 8 560 8 310 8 010 88 31 1 SHC 10 240 10 030 9 820 9 610 9 360 8 820 TC 12 430 11 890 11 350 10 810 10 160 9 350 CM 0 87 0 ...

Page 15: ... 120 8 390 CM 0 80 0 87 0 93 1 00 1 03 1 06 70 21 1 SHC 4 760 4 560 4 360 4 160 3 930 3 650 67 73 22 8 SHC 5 810 5 610 5 410 5 210 4 980 4 700 19 4 77 25 0 SHC 6 860 6 660 6 460 6 260 6 030 5 750 80 26 7 SHC 7 910 7 710 7 510 7 310 7 080 6 800 84 28 9 SHC 8 960 8 760 8 560 8 360 8 130 7 850 88 31 1 SHC 10 010 9 810 9 610 9 410 9 120 8 390 TC 11 820 11 310 10 800 10 280 9 670 8 890 CM 0 83 0 89 0 9...

Page 16: ...0 11 500 10 810 9 950 CM 0 97 1 05 1 13 1 21 1 28 1 35 70 21 1 SHC 5 650 5 400 5 150 4 900 4 620 4 260 67 73 22 8 SHC 6 700 6 450 6 200 5 950 5 670 5 310 19 4 77 25 0 SHC 7 750 7 500 7 250 7 000 6 720 6 360 80 26 7 SHC 8 800 8 550 8 300 8 050 7 770 7 410 84 28 9 SHC 9 850 9 600 9 350 9 100 8 810 8 460 88 31 1 SHC 10 900 10 650 10 400 10 150 9 860 9 510 TC 14 020 13 410 12 800 12 190 11 460 10 540 ...

Page 17: ...7 520 6 920 CM 0 62 0 67 0 72 0 77 0 84 0 90 70 21 1 SHC 3 920 3 750 3 600 3 440 3 250 3 020 67 73 22 8 SHC 4 890 4 730 4 570 4 410 4 220 3 990 19 4 77 25 0 SHC 5 860 5 700 5 540 5 380 5 200 4 970 80 26 7 SHC 6 830 6 670 6 510 6 350 6 170 5 940 84 28 9 SHC 7 800 7 640 7 480 7 330 7 140 6 910 88 31 1 SHC 8 780 8 610 8 400 8 000 7 520 6 920 TC 9 750 9 330 8 900 8 480 7 970 7 340 CM 0 64 0 69 0 74 0 ...

Page 18: ...930 8 220 CM 0 79 0 85 0 91 0 98 1 02 1 07 70 21 1 SHC 4 640 4 440 4 240 4 040 3 810 3 530 67 73 22 8 SHC 5 610 5 410 5 210 5 020 4 790 4 500 19 4 77 25 0 SHC 6 580 6 380 6 180 5 990 5 760 5 470 80 26 7 SHC 7 550 7 350 7 150 6 960 6 730 6 450 84 28 9 SHC 8 530 8 320 8 130 7 930 7 700 7 420 88 31 1 SHC 9 500 9 300 9 100 8 900 8 670 8 220 TC 11 580 11 080 10 570 10 070 9 470 8 710 CM 0 81 0 87 0 94 ...

Page 19: ...1 300 10 620 9 770 CM 0 96 1 03 1 11 1 19 1 26 1 33 70 21 1 SHC 5 550 5 290 5 040 4 800 4 510 4 160 67 73 22 8 SHC 6 520 6 260 6 020 5 770 5 480 5 130 19 4 77 25 0 SHC 7 490 7 240 6 990 6 740 6 450 6 100 80 26 7 SHC 8 460 8 210 7 960 7 710 7 430 7 070 84 28 9 SHC 9 430 9 180 8 930 8 690 8 400 8 040 88 31 1 SHC 10 410 10 150 9 900 9 660 9 370 9 020 TC 13 770 13 180 12 580 11 980 11 260 10 360 CM 0 ...

Page 20: ...7 520 6 920 CM 0 64 0 69 0 74 0 80 0 85 0 90 70 21 1 SHC 3 920 3 760 3 600 3 450 3 260 3 030 67 73 22 8 SHC 4 890 4 730 4 570 4 420 4 230 4 000 19 4 77 25 0 SHC 5 870 5 700 5 550 5 390 5 200 4 970 80 26 7 SHC 6 840 6 680 6 520 6 360 6 170 5 950 84 28 9 SHC 7 810 7 650 7 490 7 330 7 150 6 920 88 31 1 SHC 8 780 8 620 8 400 8 000 7 520 6 920 TC 9 750 9 330 8 900 8 480 7 970 7 340 CM 0 66 0 71 0 76 0 ...

Page 21: ...tdoor 47 F 8 3 C D B 43 F 6 1 C W B 2 Above characteristics indicates heat pump heating operation which does not include elctric heater operation 3 Because this air conditioner heats a room by drawing in the heat of the outside air heat pump system the heating efficiency will fall off when the outdoor temperature is very low which consequently makes the room temperature decrease At this time heat ...

Page 22: ...110 F 43 3 C D B Outdoor Unit Complete Unit Fan Motor Compressor Performance at 230 208V 1 phase 60Hz Rating Conditions Running Amps A 0 61 0 64 4 39 4 66 5 0 5 3 Power Input kW 0 142 0 132 0 998 0 978 1 14 1 11 Full Load Conditions Running Amps A 0 61 0 64 4 99 5 26 5 6 5 9 Power Input kW 0 142 0 132 1 118 1 098 1 26 1 23 Outdoor Unit Complete Unit Fan Motor Compressor Performance at 115V 1 phase...

Page 23: ...ions Indoor Air Temperature 90 F 32 2 C D B 73 F 22 8 C W B Outdoor Air Temperature 110 F 43 3 C D B Outdoor Unit Complete Unit Fan Motor Compressor Performance at 230 208V 1 phase 60Hz Rating Conditions Running Amps A 0 61 0 64 4 39 4 66 5 0 5 3 Power Input kW 0 142 0 132 0 978 0 958 1 12 1 09 Full Load Conditions Running Amps A 0 61 0 64 4 99 5 26 5 6 5 9 Power Input kW 0 142 0 132 1 128 1 088 1...

Page 24: ...itions Indoor Air Temperature 90 F 32 2 C D B 73 F 22 8 C W B Outdoor Air Temperature 110 F 43 3 C D B HEATING Outdoor Unit Complete Unit Fan Motor Compressor Performance at 230 208V 1 phase 60Hz Rating Conditions Running Amps A 0 61 0 64 3 39 3 66 4 0 4 3 Power Input kW 0 142 0 132 0 738 0 738 0 88 0 87 Full Load Conditions Running Amps A 0 61 0 64 4 09 4 51 4 7 5 2 Power Input kW 0 142 0 132 0 8...

Page 25: ...TB1010C1 To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical WARNING Room thermo Main switch Capacitor FM Fancycle switch Capacitor CM Clip power cord Thermistor LAYOUT FOR ELECTRIC PARTS ...

Page 26: ...void electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING Room thermo Main switch Capacitor FM Fancycle switch Capacitor CM Clip power cord LAYOUT FOR ELECTRIC PARTS ...

Page 27: ...trical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING Room thermo Main switch Capacitor FM Fancycle switch Thermistor Capacitor CM Relay heater LAYOUT FOR ELECTRIC PARTS ...

Page 28: ... avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING LAYOUT FOR ELECTRIC PARTS Room thermo Main switch Capacitor FM Fancycle switch Capacitor CM Relay heater ...

Page 29: ...25 Model STB0823H1 To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING ...

Page 30: ... servicing and or cleaning any electrical parts WARNING Capacitor FM Varistor Capacitor CM Power transformer Power pack control PCB Thermistor room temp Main control switch Control switch temp setting LAYOUT FOR ELECTRIC PARTS BEFORE OPENING THE BOX Fan switch Lid Power cord AFTER OPENING THE BOX ...

Page 31: ...6 3 P C B Ass y Printed Pattern 27 POW STBH For model STB0823H1 ...

Page 32: ...heck that power is being supplied 7 1 2 Check lead wires and connectors Check that coating of lead wires is not damaged Check that lead wires and connectors are firmly connected Check that wiring is correct WARNING Hazardous voltage can cause ELECTRIC SHOCK or DEATH Disconnect power or turn off circuit breaker before you start checking or servicing ...

Page 33: ...part from circuit with other parts properly connected and then measure insulation resistance of entire air conditioner again to locate defective part 2 Replace defective part with new one NOTE Measure insulation resistance of electrical parts Example Compressor Fan motor Capacitor Relay etc NO Set circuit breaker to OFF 1 Pull the power plug out of the wall outlet Measure insulation resistance of ...

Page 34: ... switch is not set at OFF Check PCB Ass y If it is set at OFF Set to COOL or HEAT Set to COOL Cooling only models and Cooling electric heating models Heat pump model NO Check power supply Power is being supplied to the unit Circuit breaker is tripped Power failure Reset breaker Wait for recovery or contact power company Replace with suitable one larger capacity NO Check capacity of circuit breaker...

Page 35: ...ter relay Check PCB Ass y Power pack Only for heat pump model Check to see if the circuit of heater thermostat is opened or closed Fan cannot be turned OK Check fan rotation Turn fan gently once or twice by hand Check fan casing foreign matter on inside Fan motor burnout or foreign matter in bearings Remove foreign matter or repair Repair or replace Measure resistance of fan motor winding Check fa...

Page 36: ...n is started up or restarted the fan operation begins immediately but the compressor starts operating after about 3 minute lag Heat pump model Cooling electric heating models Cooling only models CAUTION Check compressor motor capacitor Measure resistance of compressor motor winding NO YES YES Overload relay is working OLR YES Temperature of compressor is abnormally high Refrigerant gas shortage Ch...

Page 37: ...between suction and discharge air is large enough In cooling operation approx 14 F or more Possibility of gas shortage Measure temperature of suction and discharge air of air conditioner Charge refrigerant gas R22 Check for clogging of air filter Fan speed is set to LOW Clean filter Set fan speed to HIGH Review cooling load estimate if performance of air conditioner is normal Reduce cooling or hea...

Page 38: ... as the controller tries to detect extremely high room temperature a In Cooling mode The air conditioner continues to operate Thermo ON Compressor does not stop As a result the room becomes too cold b In Heating mode The air conditioner soon stops and will not start again Thermo OFF Heat pump Neither compressor nor electric heater runs Definition of Open or Short Circuit of Sensor Thermistor Open ...

Page 39: ...rts Disconnect the lead wires of the desired electric part from terminal plate switch capacitor etc Similarly disconnect the connector Then measure the insulation resistance Figs 2 to 3 Refer to Electric Wiring Diagram If the probe cannot enter the poles because the hole is too narrow then use a probe with a thinner pin NOTE Power plug Ground Probe Insulation tester Fig 1 Copper tube or metallic p...

Page 40: ...few minutes until it gets cooled down When the resistances between each lead wire are those listed in 2 2 Major Component Specifications the fan motor should be normal Checking compressor motor winding can be done in the similar manner Remove the terminal cover of the compressor motor setting the resistance measuring range of the multimeter to X1Ω and check the continuity between each pair out of ...

Page 41: ...out of the wall sleeve Fig 2 9 3 Removing Electrical Component Box 1 Remove knobs and the control panel from the electrical component box Fig 3 2 Remove the screws holding the lid of the electrical component box and also remove the wire clamp holding the lead wires Fig 4 Fig 4 Lid Wire clamp Fig 3 Knob Control panel Electrical compornent box Fig 2 Unit Wall sleeve Fig 1 Front grille Wall sleeve 9 ...

Page 42: ...ors and lead wires connecting the following electrical parts in the electrical component box Fig 6 Compressor motor capacitor Fan motor capacitor 9 4 Removing Electric Heater 1 Remove the 6 screws holding the top cover plate Fig 7 2 Remove the 5 screws holding the blade Ass y Fig 8 Fig 8 Blade Ass y Fig 7 Top cover plate Fig 6 Fan motor capacitor Compressor motor capacitor Fig 5 ...

Page 43: ...ic heater Refer to 9 4 Removing Electric Heater 2 Loosen the bolt holding the blower wheel on the motor shaft Fig 11 3 Remove the blower wheel from the unit Fig 12 9 6 Removing Evaporator 1 Remove the top cover plate and blade Ass y Refer to 9 4 1 and 2 Removing Electric Heater 2 Remove the screws holding the evaporator Fig 13 Fig 13 Fig 12 Blower wheel Fig 11 Blower wheel Fig 9 Electric heater Fi...

Page 44: ...h both hands and tilt slightly then lift up carefully to avoid distorting the copper tube 9 8 Removing Propeller Fan 1 Remove the condenser Refer to 9 7 Removing Condenser 2 Loosen the bolt holding the propeller fan on the motor shaft Fig 16 3 Remove the propeller fan from the motor shaft Fig 17 Fig 17 Fig 16 Condenser Propeller fan Fig 15 Condenser Fig 14 Condenser casing ...

Page 45: ...oving Fan Motor 1 Remove the condenser Refer to 9 7 Removing Condenser 2 Remove the propeller fan Refer to 9 8 Removing Propeller Fan 3 Remove the 3 screws of the fan motor mounting plate Fig 18 Fig 18 Fan motor ...

Page 46: ...ling Thermo ON When the room temperature rises above T 4 F T F is set temperature Compressor ON Thermo OFF When the room temperature falls below set temperature T F Compressor OFF ON ON T F T 4 F set temp Compressor Fan motor Set speed Room temp OFF OFF OFF Cooling Only Model Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 ...

Page 47: ...eating Heater ON When the room temperature falls below T 4 F T F is set temperature Heater ON Heater OFF When the room temperature rises above set temperature T F Heater OFF T F T 4 F set temp Heater Fan motor ON ON Set speed Room temp OFF OFF ON ON T F T 4 F set temp Compressor Fan motor Set speed Room temp OFF OFF OFF Cooling Electric Heating Model Models STB0811C1 STB1023C1 STB1123C1 ...

Page 48: ...sor ON Thermo OFF When the room temperature rises above T 1 F Compressor OFF Changeover to Heater ON When the room temperature falls below T 4 F the unit turns off heat pump operation and electric heater comes on instead of compressor Changeover to Heat pump When the room temperature rises above T 3 F the unit resumes heat pump operation and compressor comes on instead of electric heater ON ON ON ...

Page 49: ...ric heater instead of by the heat pump NOTE Outdoor heat exch coil temp Release of defrosting Start of defrosting 39 F 14 F ON Solenoid coil 4 way valve Compressor OFF ON ON ON Electric heater ON ON Fan motor OFF OFF Set speed YES YES Temperature of outdoor heat exchanger coil is blow 14 F Temperature of outdoor heat exchanger coil is higher than 39 F Defrosting begins Compressor ON Release of def...

Page 50: ...c Heating Model Models STB0811C1 STB1023C1 STB1123C1 HIGH THERMOSTAT SELECTOR LOW LOW OFF FAN FAN HEAT COOLER WARMER HEAT LOW COOL HIGH HIGH COOL Thermostat Mode selector Cooling Only Model Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 THERMOSTAT SELECTOR LOW OFF FAN FAN COOLER LOW COOL HIGH HIGH COOL Thermostat Mode selector Control Panel APPENDIX 46 ...

Page 51: ...CLE CONT CYCLE The location of Fan Switch differ according to models When set to CYCLE fan operation synchronizes with that of compressor s or heater s thermo ON and thermo OFF thereby saving power When set to CONT fan continues to operate regardless of thermo ON or thermo OFF condition Fan Switch 47 ...

Page 52: ...s or Service Contact SANYO HVAC SERVICE CENTER SANYO Fisher Service Company 1165 Allgood Road Suite 22 Marietta GA 30062 U S A 300 Applewood Crescent Concord Ontario L4K 5C7 CANADA May 2001 850 Printed in Japan ...

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