Sanyo SAP-K92A Technical & Service Manual

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TECHNICAL & SERVICE MANUAL
SAP – K92A ( ×2) + SAP – CM1822A
FILE NO.
Destination: Australia
MULTI-SPLIT SYSTEM AIR CONDITIONER
Indoor Model No
Product Code No.
Outdoor Model No.
Product Code No.
SAP – K92A– S
1 852 083 68
SAP – CM1822A– S
1 852 084 20
Indoor Unit
Outdoor Unit
SAP–CM1822A
SAP–K92A (×2)
SM
700571
REFERENCE NO.

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Summary of Contents for Sanyo SAP-K92A

  • Page 1 TECHNICAL & SERVICE MANUAL SAP – K92A ( ×2) + SAP – CM1822A FILE NO. Destination: Australia MULTI-SPLIT SYSTEM AIR CONDITIONER Indoor Model No Product Code No. Outdoor Model No. Product Code No. SAP – K92A– S 1 852 083 68 SAP –...
  • Page 2 IMPORTANT! Please Read Before Starting When Installing… This air conditioning system meets strict safety and operat- ing standards. As the installer or service person, it is an …In a Ceiling or Wall important part of your job to install or service the system Make sure the ceiling/wall is strong enough to hold the so it operates safely and efficiently.
  • Page 3: Table Of Contents

    Table of Contents Page Unit Combination............................ iii 1. OPERATING RANGE ..........................1 2. SPECIFICATIONS 2-1. Unit Specifications .......................... 2 2-2. Major Component Specifications....................3 2-3. Other Component Specifications....................5 3. DIMENSIONAL DATA..........................6 4. COOLING CAPACITY ..........................8 5. AIR THROW DISTANCE CHART ......................10 6.
  • Page 4: Unit Combination

    Unit Combination Combine indoor and outdoor units only as listed below. Symbol of Outdoor Unit Indoor Unit Refer to Indoor Unit K92A SAP–CM1822A Fig.1 K92A Indoor Unit Outdoor Unit Fig.1...
  • Page 5: Operating Range

    1. OPERATING RANGE Temperature Indoor Air Intake Temp. Outdoor Air Intake Temp. Maximum 32°C D.B. / 23°C W.B. 43°C D.B. Cooling Minimum 19°C D.B. / 14°C W.B. 19°C D.B.
  • Page 6: Specifications

    2. SPECIFICATIONS 2-1. Unit Specifications Indoor Unit SAP – K92A Outdoor Unit SAP – CM1822A No. of indoor units. 1-unit 2-units Power Source 240 V Single phase 50 Hz Cooling Capacity 2.50 5.00 BTU/h 8,500 17,100 m 3 /h 430 × 2 Air circulation (High) 0.80 ×...
  • Page 7: Major Component Specifications

    2-2. Major Component Specifications 2-2-1. Indoor Unit Indoor Unit SAP – K92A Part No. CB–K92GJ Controls Microprocessor Control circuit fuse 250 V – 3.15 A Remote Control Unit RCS–3S4E–G Type Cross–flow Number ... Dia. and length 1 ... ø95 / L578 Fan motor model ...
  • Page 8 2-2-2. Outdoor Unit Outdoor Unit SAP – CM1822A Type Rotary (Hermetic) Compressor model ... Number C – 1R80H5K ... 2 / 80603345 – S ... 2 Nominal output 4GS D –T or SAY-56T ... 320 × 2 Compressor oil ... Amount Ω...
  • Page 9: Other Component Specifications

    2-3. Other Component Specifications Indoor Unit SAP – K92A Transformer (TR) ATR-J105 Rating Primary AC 230V, 50 / 60 Hz Secondary 19V, 0.526A Capacity 10VA Ω (at 21°C) 205 ± 10% Coil resistance Primary (WHT – WHT): 2.0 ± 10% Secondary (BRN –...
  • Page 10: Dimensional Data

    3. DIMENSIONAL DATA Indoor Unit SAP – K92A Remote control unit 59.7 22.2 58.5 Center of tubing Drain hose ø18 hole (2 places) Narrow tube ø6.35 (1/4") 64.6 Wide tube ø9.52 (3/8") Unit : mm...
  • Page 11 Outdoor Unit SAP – CM1822A AIR INTAKE AIR DISCHARGE Wide tube service valve ø9.52 (3/8") Narrow tube service valve ø6.35 (1/4") Unit : mm...
  • Page 12: Cooling Capacity

    4. COOLING CAPACITY 1 - indoor unit in operation A(or B) SAP – K92A ( × 1) Indoor Unit NOTE Outdoor Unit SAP – CM1822A A : SAP–K92A B : SAP–K92A 240 V Single phase 50 Hz RATING CAPACITY 2.50 kW EVAPORATOR CONDENSER ENT.
  • Page 13 2 - indoor units in operation A + B SAP – K92A ( × 2) Indoor Unit NOTE Outdoor Unit SAP – CM1822A A : SAP–K92A B : SAP–K92A 240 V Single phase 50 Hz RATING CAPACITY 5.00 kW EVAPORATOR CONDENSER ENT.
  • Page 14: Air Throw Distance Chart

    5. AIR THROW DISTANCE CHART Indoor Unit SAP – K92A Room air temp. : 27°C Fan speed High Horizontal distance (m) : Flap angle 0° , : Axis air velocity 0° : Flap angle 30°, : Axis air velocity 30°...
  • Page 15: Refrigerant Flow Diagram

    6. REFRIGERANT FLOW DIAGRAM SAP – K92A ( × 2) Indoor Unit Outdoor Unit SAP – CM1822A Outdoor Unit Indoor Unit A Accumulator Wide tube O.D. ø9.52mm Accumulator (3/8 ") Wide tube service valve Indoor Unit B Narrow tube Narrow tube service O.D.
  • Page 16: Electrical Data

    7. ELECTRICAL DATA 7-1. Electrical Characteristics SAP – K92A ( × 1) Indoor Unit Outdoor Unit SAP – CM1822A Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 240V Single phase 50Hz Rating Conditions Running Amps. 0.18 0.50 4.32...
  • Page 17: Electric Wiring Diagrams

    7-2. Electric Wiring Diagram To avoid electrical shock hazard, be sure to disconnect power before checking, servicing WARNING and/or cleaning any electrical parts. Indoor Unit SAP – K92A...
  • Page 18 To avoid electrical shock hazard, be sure to disconnect power before checking, servicing WARNING and/or cleaning any electrical parts. Outdoor Unit SAP – CM1822A...
  • Page 19: Installation Instructions

    8. INSTALLATION INSTRUCTIONS           8-1. Installation Site Selection Tubing length (L) INDOOR Maximum Allowable Tubing Length(L)and Elevation UNIT Difference(H). Less than elevation The Multi-Split System outdoor unit should be installed as difference (H) between OUTDOOR close to the indoor units as possible.
  • Page 20 Outdoor Unit AVOID: heat sources, exhaust fans, etc. (Fig. 3) damp, humid or uneven locations. Exhaust fan Hot air Heat source choose a place as cool as possible. Outdoor unit choose a place that is well ventilated. allow enough room around the unit for air intake/exhaust and possible maintenance.
  • Page 21: Remote Control Unit Installation Position

    8-2. Remote Control Unit Installation Position The remote control unit can be operated from either a non-fixed position or a wall-mounted position. To ensure that the air conditioner operates correctly, do not install the remote control unit in the following places: In direct sunlight Behind a curtain or other place where it is covered More than 8 m away from the air conditioner...
  • Page 22: Recommended Wire Length And Diameter

    8-3. Recommended Wire Length and Diameter Regulations on wiring diameter differ from locality to locality. For field wiring requirements, please refer to your local electrical codes. Carefully observe these regula- tions when carrying out the installation. Table 2 lists recommended wire lengths and size for power supply systems.
  • Page 23: Function

    9. FUNCTION 9-1. Room Temperature Control Room temperature control is obtained by cycling the compressor ON and OFF under control of the room tem- perature sensor in the remote control unit. The room temperature (and other information) is transmitted every 3 minutes by the remote control unit to the controller in the indoor unit.
  • Page 24: Dry Operation

    9-2. Dry Operation (Dehumidification) Dry operation uses the ability of the cooling cycle to remove moisture from the air, but by running at low level to dehumidify without greatly reducing the room temperature. The air conditioner repeats the cycle of turning ON and OFF automatically as shown in the chart below according to the room temperature.
  • Page 25: Troubleshooting

    10. TROUBLESHOOTING 10-1. Check before and after troubleshooting WARNING Hazardous voltage can cause ELECTRIC SHOCK or DEATH. Disconnect power or turn off circuit breaker before you start checking or servicing. 10-1-1. Check power supply wiring. Check that power supply wires are correctly connect- Power supply ed to terminals No.1 and No.2 on the terminal plate in 50Hz,1-phase,240 VAC...
  • Page 26: Air Conditioner Does Not Operate

    10-2. Air conditioner does not operate. 10-2-1. Circuit breaker trips (or fuse blows). 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 2MΩ...
  • Page 27 B.Circuit breaker trips in several minutes after turning the air conditioner on. There is a possibility of short circuit. • Check capacity of circuit breaker. Replace with suitable one (larger capacity). Capacity of circuit breaker is suitable. Measure resistance of outdoor fan •...
  • Page 28 10-2-2. Neither indoor nor outdoor unit runs. A. Power is not supplied. Circuit breaker Reset breaker. is tripped. • Check power supply. Power is being supplied to the Wait for recovery outdoor unit. Power failure or contact power company. B. Check remote control unit. Does not run.
  • Page 29 E. Check fuse on the indoor PCB Ass'y. • Measure resistance of indoor fan If fuse has been blown, • Check fuse on indoor PCB Ass'y motor winding. for continuity. (FMI ) • Check operation lamp to see • Measure resistance of flap motor if light is ON.
  • Page 30 10-2-3. Only outdoor unit does not run. A. Check setting temperature. Is room temperature too low ? Try to lower setting temperature by temperature setting button cooler. Outdoor unit still does not run. • Try to run using another remote control unit.
  • Page 31: Some Part Of Air Conditioner Does Not Operate

    10-3. Some part of air conditioner does not operate. 10-3-1. Only indoor fan does not run. • Check fan casing Remove foreign foreign matter on matter or repair. Fan cannot inside. be turned. • Check fan rotation. Turn fan gently once or twice by hand.
  • Page 32 10-3-3. Only compressor does not run. • Check compressor moter overload relay is working. (OLR 1 to 4) capacitor. (C2, C3) • Measure resistance of Temperature of compressor is abnormally high. compressor motor winding. Refrigerant gas shortage. Charge refrigerant gas (R22). •...
  • Page 33: Air Conditioner Operates, But Abnormalities Are Observed

    10-4. Air conditioner operates, but abnormalities are observed. 10-4-1. Poor cooling. • Check position of remote control unit. Change position of remote Cool air from air conditioner reaches • control unit. position directly. • Wide and narrow tubes between Insulate both wide and narrow indoor unit and outdoor unit are tubes separately and then insulated.
  • Page 34: Arrangement Of Electrical Component

    11. ARRANGEMENT OF ELECTRICAL COMPONENT Outdoor Unit SAP – CM1822A Electric Parts Overload relay 3 (B) Overload relay 1(A) Power relay B (PRB) Fan motor capacitor C1 Power relay A (PRA) Compressor motor capacitor (C3) Compressor motor capacitor (C2 ) Terminal plate 4 5 6 7 8 9 101112 From power supply...
  • Page 35: Checking Electrical Components

    12. CHECKING ELECTRICAL COMPONENTS 12-1. Measurement of Insulation Ground wire Resistance Clip The insulation is in good condition if the resistance exceeds 2MΩ. 12-1-1. Power Supply Wires Probe Clamp the ground wire of the power supply wires with Insulation Fig. 1 tester the lead clip of the insulation resistance tester and mea- sure the resistance by placing a probe on either of the...
  • Page 36: Checking Continuity Of Fuse On Pcb Ass'y

    12-2. Checking Continuity of Fuse on PCB Ass'y Fuse Remove the PCB Ass'y from the electrical component box. Then pull out the fuse from the PCB Ass'y. Check for continuity using a multimeter as shown in Fig. 6. PCB Ass’y Fig.
  • Page 37: Maintenance

    13. MAINTENANCE 13-1. Changing Address of Remote Control Unit in Indoor Unit If you are installing more than 1 indoor unit (up to 2) in the same room, it is necessary for you to assign each unit its own address, so each can be operated by its own separate remote control unit. You assign the addresses by matching the remocon address on the PCB of each indoor unit with the switch positions of its remote control unit.
  • Page 38: Appendix

    APPENDIX Remote Control Unit Sensor Transmitter (Cover closed) Display ON/OFF operation button TEMP setting buttons MODE operation button FLAP button TIMER SET button (which advances the time displayed) 1 HR. TIMER button TIMER ON button ECONOMY button TIMER OFF button FAN SPEEDselector button ACL button ADDRESS switch...
  • Page 39 SANYO Electric Co.,Ltd. Osaka, Japan 700571 Oct/2003/50 Printed in Japan...

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Sap-cm1822a

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