Sanyo STB1023C1 manual

TECHNICAL & SER VICE MANU AL STB0810C1 STB0811C1 STB1010C1 STB1023C1 STB1020C1 STB1123C1 STB1220C1 STB0823H1 REFERENCE NO. SM 700487 SANY O 26˝ THR OUGH THE W ALL AIR CONDITIONERS & HEA T PUMP FILE NO . STB0810C1 STB0811C1 STB1010C1 STB1023C1 STB1020C1 STB1123C1 STB1220C1 STB0823H1 Destination: U.S.A. Model No. Product Code No. STB0810C1?[...]

IMPOR T ANT! Please Read Bef ore Star ting This air conditioner meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently. For safe installation and trouble-free operation, you must: • Carefully read the INSTRUCTION MA[...]

ii HO W T O USE THIS MANU AL This manual is designed to help service personnel to understand basic functions, operation and possible troubles and their remedies on SANYO 26˝ Through The Wall Air Conditioner. You can use this manual both as a reference to find specific information about the capacity, construction of the unit, and as a source of inf[...]

iii T able of Contents Page 1. OPERATING RANGE ............................................................................................................................... 1 2. SPECIFICATIONS 2-1. Unit Specifications .......................................................................................................................... 2 2-2. [...]

1. OPERA TING RANGE 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. 1 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 [...]

2 2. SPECIFICA TIONS 2-1. Unit Specifications Model Number STB0810C1 STB1010C1 STB1020C1 STB1220C1 Voltage (V) 115 115 230 / 208 230 / 208 Performance COOLING Cooling Capacity BTU/h 8,200 10,200 9,700 / 9,500 11,500 / 11,300 Air Flow....Hi CFM (CMM) 270 (7.65) 270 (7.65) 270 (7.65) 270 (7.65) Dihumidification Pints/h 2.0 2.7 2.6 3.2 Electrical Rati[...]

3 Models STB0811C1 STB1023C1 STB1123C1 STB0823H1 Model Number STB0811C1 STB1023C1 STB1123C1 STB0823H1 Voltage (V) 115 230 / 208 230 / 208 230 / 208 Performance COOLING & ELECTRIC HEATING HEAT PUMP Cooling Capacity BTU/h 8,000 9,500 / 9,300 11,300 / 11,000 8,000 / 7,800 Heat pump Capacity BTU/h — — — 7,500 / 7,400 Electric Heating Capacity[...]

4 2-2. Major Component Specifications Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 Model Number STB0810C1 STB1010C1 STB1020C1 STB1220C1 Controller PCB Part No. Controls Control circuit fuse Compressor Type Rotary (Hermetic) Rotary (Hermetic) Rotary (Hermetic) Rotary (Hermetic) Compressor model C-1R62H2D C-R80H2C C-R76H6K C-R95H6C ( Parts code No.[...]

5 Models STB0811C1 STB1023C1 STB1123C1 STB0823H1 Model Number STB0811C1 STB1023C1 STB1123C1 STB0823H1 Controller PCB Part No. 851-0-5171-660-00 Controls POW-STBH Control circuit fuse Compressor Type Rotary (Hermetic) Rotary (Hermetic) Rotary (Hermetic) Rotary (Hermetic) Compressor model C-1R62H2D C-R76H6K C-R95H6C C-1R65H6W ( Parts code No. ) ( 806[...]

6 2-3. Other Component Specifications Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 STB0811C1 STB1023C1 STB1123C1 STB0823H1 Room Thermostat YTB-2U136 YTB-2U358 Model STB1020C1 STB0810C1 STB0811C1 STB1023C1 STB1220C1 STB1010C1 STB1123C1 Openrating temp. Cold °F ON: 65 / OFF: 61 ± 3 (Diff: 4 Deg) Warm °F ON: 90 / OFF:86 PTC Thermister (for compre[...]

7 3. DIMENSIONAL D A T A Models STB0810C1 STB1010C1 STB1020C1 STB1220C1 STB0811C1 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 Dimen[...]

4. REFRIGERANT FLO W DIA GRAM Compressor 4-way valve Accumulator Outdoor 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[...]

5. PERFORMANCE D A T A 5-1. Cooling Capacity 115 V Single phase 60 Hz RATING CAPACITY 8,200 BTU/h AIR FLOW RATE 270 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 8,260 7,900 7,540 7,180 6,750 6,210 CM 0.60 0.65 0.70 0.75 0.79 0.84 70 (21.[...]

115 V Single phase 60 Hz RATING CAPACITY 10,200 BTU/h AIR FLOW RATE 270 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 10,280 9,830 9,380 8,940 8,390 7,730 CM 0.80 0.87 0.93 1.00 1.06 1.13 70 (21.1) SHC 7,220 7,000 6,790 6,580 6,320 6,020 [...]

230 V Single phase 60 Hz RATING CAPACITY 9,700 BTU/h AIR FLOW RATE 270 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 9,770 9,350 8,920 8,500 7,980 7,350 CM 0.76 0.82 0.88 0.94 0.97 1.00 70 (21.1) SHC 6,980 6,780 6,580 6,380 6,140 5,860 59[...]

230 V Single phase 60 Hz RATING CAPACITY 11,500 BTU/h AIR FLOW RATE 270 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 11,590 11,080 10,580 10,070 9,460 8,710 CM 0.92 0.99 1.06 1.14 1.21 1.28 70 (21.1) SHC 7,880 7,620 7,370 7,130 6,830 6,4[...]

115 V Single phase 60 Hz RATING CAPACITY 8,000 BTU/h AIR FLOW RATE 250 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 8,060 7,710 7,360 7,010 6,580 6,060 CM 0.59 0.64 0.68 0.73 0.79 0.85 70 (21.1) SHC 5,970 5,810 5,650 5,490 5,300 5,070 59[...]

230 V Single phase 60 Hz RATING CAPACITY 9,500 BTU/h AIR FLOW RATE 250 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 9,570 9,160 8,740 8,320 7,820 7,200 CM 0.74 0.80 0.86 0.92 0.96 1.01 70 (21.1) SHC 6,700 6,500 6,300 6,100 5,860 5,580 59[...]

230 V Single phase 60 Hz RATING CAPACITY 11,300 BTU/h AIR FLOW RATE 250 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 11,380 10,890 10,400 9,900 9,300 8,560 CM 0.90 0.98 1.04 1.12 1.19 1.26 70 (21.1) SHC 7,610 7,360 7,110 6,860 6,570 6,21[...]

230 V Single phase 60 Hz RATING CAPACITY 8,000 BTU/h AIR FLOW RATE 250 CFM EVAPORATOR CONDENSER ENT. TEMP. ° F (° C) OUTDOOR AMBIENT TEMP. ° F( ° C) W.B. D.B. 6 7 75 85 95 105 110 (19.4) (23.9) (29.4) (35.0) (40.6) (43.3) TC 8,060 7,710 7,360 7,010 6,580 6,060 CM 0.61 0.66 0.70 0.75 0.80 0.85 70 (21.1) SHC 5,980 5,810 5,650 5,490 5,300 5,070 59[...]

5-2. Heating Capacity (Heat pump P erformance) Model STB0823H1 17 Outdoor ambient temperature ( ° F DB) 0 10 20 30 40 50 60 70 80 90 100 110 120 Heating capacity ratio (%) 47 50 60 40 30 20 17 1) ● … Point of rating condition Black dot in the chart indicates the following rating condition. Indoor: 70 ° F (21.1 ° C) D.B . Outdoor: 47 ° F (8.[...]

6. ELECTRICAL D A T A 6-1. Electrical Characteristics Model STB0810C1 Model STB1010C1 Model STB1020C1 Model STB1220C1 Outdoor Unit Complete Unit Fan Motor Compressor Performance at 230 / 208V 1-phase 60Hz Rating Conditions Running Amps. A 0.61 / 0.64 5.49 / 5.96 6.1 / 6.6 Power Input kW 0.142 / 0.132 1.208 / 1.198 1.35 / 1.33 Full Load Conditions R[...]

Model STB0811C1 Model STB1023C1 Model STB1123C1 Outdoor Unit Complete Unit Fan Motor Compressor Performance at 230 / 208V 1-phase 60Hz Rating Conditions Running Amps. A 0.61 / 0.64 5.39 / 5.86 6.0 / 6.5 Power Input kW 0.142 / 0.132 1.188 / 1.178 1.33 / 1.31 Full Load Conditions Running Amps. A 0.61 / 0.64 6.29 / 6.86 6.9 / 7.5 Power Input kW 0.142 [...]

20 Model STB0823H1 COOLING Outdoor Unit Complete Unit Fan Motor Compressor Performance at 230 / 208V 1-phase 60Hz Rating Conditions Running Amps. A 0.61 / 0.64 3.59 / 3.86 4.2 / 4.5 Power Input kW 0.142 / 0.132 0.798 / 0.788 0.94 / 0.92 Full Load Conditions Running Amps. A 0.61 / 0.64 4.29 / 4.46 4.9 / 5.1 Power Input kW 0.142 / 0.132 0.948 / 0.918[...]

6-2. Electrical Wiring Diagrams 21 Models STB0810C1 STB1010C1 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) F ancycle switch Capacitor (CM) Clip power cord Thermistor LA Y OUT FOR ELECTRIC P ARTS[...]

22 Models STB1020C1 STB1220C1 To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. WARNING Room thermo Main switch Capacitor (FM) F ancycle switch Capacitor (CM) Clip power cord LA Y OUT FOR ELECTRIC P ARTS[...]

23 Model STB0811C1 To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. WARNING Room thermo Main switch Capacitor (FM) F ancycle switch Thermistor Capacitor (CM) Relay heater LA Y OUT FOR ELECTRIC P ARTS[...]

24 Models STB1023C1 STB1123C1 To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. WARNING LA Y OUT FOR ELECTRIC P ARTS Room thermo Main switch Capacitor (FM) F ancycle switch Capacitor (CM) Relay heater[...]

25 Model STB0823H1 To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. WARNING[...]

26 Model STB0823H1 To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. WARNING Capacitor (FM) V aristor Capacitor (CM) P ower transformer P ower pack control PCB Thermistor room temp. Main control s witch Control switch temp . setting LA Y OUT FOR ELECTRIC P AR TS BEFORE OPE[...]

6-3. P .C.B. Ass'y (Printed P attern) 27 POW–STBH (For model STB0823H1)[...]

28 7. TR OUBLESHOO TING 7-1. Chec k before and after tr oubleshooting 7-1-1. Check po wer supply . ● Check that voltage is in specified range (±10% of the rating). ● Check that power is being supplied. 7-1-2. Check lead wires and connector s. ● Check that coating of lead wires is not damaged. ● Check that lead wires and connectors are firm[...]

7-2. Air conditioner does not operate. 7-2-1. Circuit breaker trips (or fuse b lo ws). A. When the circuit breaker is set to ON, it is tripped soon. (Resetting is not possible.) ● There is a possibility of ground fault. ● Check insulation resistance. If resistance value is 2M Ω or less, insulation is defective (“NO”). 1. If any poorly ins[...]

B. Circuit breaker trips in several minutes after turning the air conditioner on. ● There is a possibility of short circuit. 7-2-2. Neither fan motor nor compressor motor runs. A. Power is not supplied. B. Check "MODE selector" on the control panel. C. Check transformer. (Only for heat pump model) • Check continuity of primary and sec[...]

7-3. Some par t of air conditioner does not operate. 7-3-1. Only fan does not run. 7-3-2. Electric heater does not work. Both for (cooling & electric heating models) and (heat pump model) • Measure resistance of electric heater winding. Blown • Check continuity for thermal fuses. Replace them. • Measure coil resistance of heater relay. ?[...]

7-3-3. Only compressor unit does not run. A. Check setting temperature. B. Check compressor and electrical parts. ● If the unit is turned off during cooling, DO NOT restart it immediately, as this can damage it. Wait at least 3 minutes or so before starting it again. ● The compressor does not start up immediately even when the MODE selector swi[...]

7-4. Air conditioner operates, b ut abnormalities are obser ved. 7-4-1. Operation does not switc h from HEA T to COOL (or COOL to HEA T). 7-4-2. P oor cooling or heating. 7-4-3. Excessive cooling or heating. NO • Set temperature is suitable. Set temperature to higher or lower value using thermostat. Air filter is clogged. Temperature difference i[...]

7-5. If a sensor is defective. (Only f or heat pump model) 7-5-1. Room temp. thermistor (RTH) is def ective . A. Open When thermistor opens, the air conditioner will be in the following conditions as the controller tries to detect extremely low room temperature. a) In Cooling mode: The air conditioner soon stops and will not start again. (Thermo.OF[...]

35 8-1. Measurement of Insulation Resistance ● The insulation is in good condition if the resistance exceeds 2M Ω . 8-1-1. P ower Cor d and Unit Clamp the grounding prong of the power plug with a lead clip of the insulation resistance tester and measure the resistance by placing a probe on either of the two power blade. (Fig. 1) Then, also meas[...]

36 8-2. Chec king Motor Capacitor Remove the lead wires from the capacitor terminals, and then place probes on the capacitor terminals as shown in Fig. 4. Observe the deflection of the pointer, setting the resistance measuring range of the multimeter to the maximum value. The capacitor is “good” if the pointer bounces to a great extent and then[...]

37 9-1. Remo ving Front Grille 1) Pull the bottom part of the front grille toward you. (Fig. 1- ➀ ) 2) Lift up and unhook the grille to remove it. (Fig. 1- ➁ ) 9-2. Remo ving W all Sleeve (1) While supporting the bottom part of the unit, pull it out of the wall sleeve. (Fig. 2) 9-3. Remo ving Electrical Component Bo x (1) Remove knobs and the c[...]

38 (3) Remove the following screws. (Fig. 5) ➀ 2 screws holding the component box ➁ 2 screws holding the ventilator knob ➂ 1 screw holding the power supply cord (4) Disconnect the wiring connectors and lead wires connecting the following electrical parts in the electrical component box.(Fig. 6) • Compressor motor capacitor • Fan motor cap[...]

39 (3) Lift the electrical heater up out of the unit. (Fig. 9) (4) Remove the 4 screws holding the electric heater and take off the evaporator’s casing plate. (Fig. 10) 9-5. Remo ving Blower Wheel (1) Remove the electric heater. Refer to “9-4. Removing Electric Heater.” (2) Loosen the bolt holding the blower wheel on the motor shaft. (Fig. 11[...]

40 9-7. Remo ving Condenser (1) Remove the screws holding the condenser casing. (Fig. 14) (2) Remove the screws holding the condenser. (Fig. 15) (3) Hold the lower part of the condenser with both hands and tilt slightly, then lift up carefully to avoid distorting the copper tube. 9-8. Remo ving Propeller F an (1) Remove the condenser. Refer to “9[...]

41 9-9. Remo ving 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 F an motor[...]

42 10. FUNCTION 10-1. Room T emperature Contr ol Room temperature control is obtained by cycling the compressor ON and OFF. ■ Cooling ● 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 [...]

43 ■ Cooling ● 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 ■ Heating ● Heater ON : When the room temperature falls below T – 4°F (T°F is set temperature). Heater ➞ ON ● Heater [...]

44 ■ Cooling ● Once the compressor stops , it will not start running again for about 3 minutes. ● Thermo. ON : When the room temperature rises above T + 1°F (T°F is set temperature). Compressor ➞ ON ● Thermo. OFF : When the room temperature falls below set temperature T°F. Compressor ➞ OFF ■ Heating (Except during defrosting operat[...]

45 10-2. Defrosting Operation (Heating) ■ Defrosting Flowchart ■ Defrosting Mode Timing Chart Once the air conditioner enters defrosting mode, it will not release defrosting until the outdoor heat exchanger coil temperature rises above 39°F. During this period, heat is provided by electric heater instead of by the heat pump. NOTE Outdoor heat [...]

■ Heat Pump Model Model STB0823H1 HIGH THERMOST A T SELECTOR LO W OFF F AN HEA T COOLER W ARMER Thermostat Mode selector HEA T LO W COOL HIGH COOL ■ Cooling & Electric Heating Model Models STB0811C1 STB1023C1 STB1123C1 HIGH THERMOST A T SELECTOR LO W LO W OFF F AN F AN HEA T COOLER W ARMER HEA T LO W COOL HIGH HIGH COOL Thermostat Mode sele[...]

Cooling Only Model Fan switch Cooling & Electric Heating Model Heat Pump Model Fan switch F AN C O N T CYCLE C O N T 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 co[...]

For Parts 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[...]