Sanyo SAP-KRV9AEH Service Manual
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Sanyo SAP-KRV9AEH Service Manual

Dc inverter split system air conditioner
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TECHNICAL & SERVICE MANUAL
SAP-KRV9AEH + SAP-CRV9AEH
SAP-KRV12AEH + SAP-CRV12AEH
DC INVERTER SPLIT SYSTEM AIR CONDITIONER
Indoor Model No.
SAP-KRV9AEH
SAP-KRV12AEH
Indoor Unit
SAP-KRV9AEH
SAP-KRV12AEH
RoHS
This product does not contain any hazardous substances prohibited by the RoHS Directive.
•
WARNING
• You are requested to use RoHS compliant parts for maintenance or repair.
• You are requested to use lead-free solder.
Product Code No.
1 852 357 80
1 852 357 81
F-GAS REGULATION (EC) No 842 / 2006
Do not vent R410A into atmosphere : R410A is a fluorinated greenhouse gas,
covered by Kyoto Protocol, with a Global Warming Potential (GWP) = 1975.
Outdoor Model No.
Product Code No.
SAP-CRV9AEH
1 852 357 84
SAP-CRV12AEH
1 852 357 85
Outdoor Unit
SAP-CRV9AEH
SAP-CRV12AEH
REFERENCE NO.
FILE NO.
Destination: Europe
SM
0909902

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Summary of Contents for Sanyo SAP-KRV9AEH

  • Page 1 TECHNICAL & SERVICE MANUAL SAP-KRV9AEH + SAP-CRV9AEH FILE NO. SAP-KRV12AEH + SAP-CRV12AEH Destination: Europe DC INVERTER SPLIT SYSTEM AIR CONDITIONER Indoor Model No. Product Code No. Outdoor Model No. Product Code No. SAP-KRV9AEH 1 852 357 80 SAP-CRV9AEH 1 852 357 84...

  • Page 2: Safety Precautions

    SAFETY PRECAUTIONS • Before doing repair work, please read the " SAFETY PRECAUTIONS" carefully and fully understand them. • The precautionary items here are divided into " Warning" and " Caution" items. Items in particular which may cause death or serious injury to the service personnel if the work is not performed correctly, are included in the "...
  • Page 3 Warning If refrigerant gas blows off during the work, do not touch the refrigerant gas as it may cause frostbite. Prohibit If refrigerant gas leaks during the work, ventilate the room. If refrigerant gas catches fire, harmful gas may be generated. Do not mix any gas other than the specified refrigerant gas in the refrigerating cycle.

  • Page 4: Table Of Contents

    Table of Contents Page SAFETY PRECAUTIONS ....................... TABLE OF CONTENTS ........................1. OPERATING RANGE ........................2. SPECIFICATIONS 2-1. Unit Specifications ......................2-2. Major Component Specifications ..................3. DIMENSIONAL DATA ........................4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram ....................5. PERFORMANCE DATA 5-1.
  • Page 5 Page 10. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 10-1. Characteristics of New Refrigerant R410A ................. 10-2. Checklist before Servicing ....................10-3. Tools Specifically for R410A ....................10-4. Tubing Installation Procedures ................... 10-5. In Case of Compressor Malfunction ................... 10-6. In Case Refrigerant is Leaking ...................

  • Page 6: 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. / 26 °C W.B. Cooling Minimum 21 °C D.B. / 15 °C W.B. 21 °C D.B. Maximum 27 °C D.B.

  • Page 7: Specifications

    2. SPECIFICATIONS 2-1. Unit Specifications SAP-KRV9AEH Indoor Unit Outdoor Unit SAP-CRV9AEH Power Source 220 to 240V Single-Phase 50Hz Voltage Rating 230V Performance Cooling Heating Capacity 2.65 ( 1.0 to 3.3 ) ( 0.6 to 4.0 ) BTU/h 9,000 ( 3,400 to 11,300 )
  • Page 8 SAP-KRV12AEH Indoor Unit Outdoor Unit SAP-CRV12AEH Power Source 220 to 240V Single-Phase 50Hz Voltage Rating 230V Performance Cooling Heating Capacity 3.53 ( 0.9 to 4.0 ) ( 0.6 to 4.7 ) BTU/h 12,000 ( 3,100 to 13,600 ) 14,000 ( 2,000 to 16,000 ) Air Circulation (High) Indoor / Outdoor 620 / 1,600...

  • Page 9: Major Component Specifications

    2-2. Major Component Specifications 2-2-1. Indoor Unit SAP-KRV9AEH Indoor Unit Control PCB Part No. M819F2B110J Controls Microprocessor Control Circuit Fuse 250V 3.15A Remote Control Unit YB1F2 Type Cross-Flow Q'ty ... Dia. and Length 1 ... D92 / L594 Fan Motor...
  • Page 10 SAP-KRV12AEH Indoor Unit Control PCB Part No. M819F2B111J Controls Microprocessor Control Circuit Fuse 250V 3.15A Remote Control Unit YB1F2 Type Cross-Flow Q'ty ... Dia. and Length 1 ... D92 / L594 Fan Motor Type AC Motor Model ... Q'ty FN10V-PG ... 1 No.

  • Page 11: Outdoor Unit

    2-2-2. Outdoor Unit SAP-CRV9AEH Outdoor Unit Control PCB Part No. W819A102 Controls Microprocessor Control Circuit Fuse 250V 20A Compressor Type DC Rotary (Inverter) Compressor Model / Nominal Output 1YC23AEXD / 600W Compressor Oil ... Amount FVC50K ... 375 Coil Resistance (Ambient Temp. 20 °C) 1.764 Safety Device CT (Peak current cut-off control)
  • Page 12 SAP-CRV12AEH Outdoor Unit Control PCB Part No. W819A111 Controls Microprocessor Control Circuit Fuse 250V 20A Compressor Type DC Rotary (Inverter) Compressor Model / Nominal Output 1YC23AEXD / 900W Compressor Oil ... Amount FVC50K ... 375 Coil Resistance (Ambient Temp. 20 °C) 1.764 Safety Device CT (Peak current cut-off control)

  • Page 13: Dimensional Data

    3. DIMENSIONAL DATA SAP-KRV9AEH Indoor Unit SAP-KRV12AEH 548.5 126.5...
  • Page 14 Outdoor Unit SAP-CRV9AEH SAP-CRV12AEH...

  • Page 15: Refrigerant Flow Diagram

    4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram SAP-KRV9AEH Outdoor Unit SAP-CRV9AEH Indoor Unit SAP-KRV12AEH SAP-CRV12AEH Indoor unit Outdoor unit Accumulator Wide tube service Wide tube valve 4-way valve O.D. 9.52 mm (3/8 ") Muffler Narrow tube service Narrow tube...

  • Page 16: Performance Data

    5. PERFORMANCE DATA 5-1. Temperature Charts SAP-KRV9AEH Indoor Unit Outdoor Unit SAP-CRV9AEH Cooling Characteristics Heating Characteristics (35.7) (14.2) (30.6) (12.2) (25.5) (10.2) (20.4) (8.2) (6.2) (15.3) –5 Outdoor air temperature (°C) Outdoor air temperature (°C) –5 Outdoor air temperature (°C) Outdoor air temperature (°C)
  • Page 17 SAP-KRV12AEH Indoor Unit Outdoor Unit SAP-CRV12AEH Cooling Characteristics Heating Characteristics (35.7) (14.2) (30.6) (12.2) (25.5) (10.2) (20.4) (8.2) (6.1) (15.3) –5 Outdoor air temperature (°C) Outdoor air temperature (°C) –5 Outdoor air temperature (°C) Outdoor air temperature (°C) –5 Outdoor air temperature (°C) Outdoor air temperature (°C) NOTE Check each performance value in test-run mode.

  • Page 18: Air Throw Distance Charts

    5-2. Air Throw Distance Charts SAP-KRV9AEH Indoor Unit Cooling Room air temp. : 27 °C Fan speed High Horizontal distance (m) : Flap angle 0 , : Axis air velocity 0 : Flap angle 0°, : Axis air velocity 0°...
  • Page 19 SAP-KRV12AEH Indoor Unit Cooling Room air temp. : 27 °C Fan speed High Horizontal distance (m) : Flap angle 0 , : Axis air velocity 0 : Flap angle 0°, : Axis air velocity 0° : Flap angle 30°, : Axis air velocity 30° : Flap angle 30 , : Axis air velocity 30 Heating...

  • Page 20: Electrical Data

    6. ELECTRICAL DATA 6-1. Electrical Characteristics SAP-KRV9AEH Indoor Unit Outdoor Unit SAP-CRV9AEH Cooling Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor + Compressor Performance at 230V Single-phase 50Hz Rating conditions Running amp. 0.16 3.94 Power input Rating conditions: Indoor air temperature: 27 °C D.B.

  • Page 21: Electric Wiring Diagrams

    6-2. Electric Wiring Diagrams SAP-KRV9AEH Indoor Unit SAP-KRV12AEH Symbol Color symbol Symbol Color symbol WHITE BROWN YELLOW BLUE BLACK YEGN YELLOW GREEN PROTECTIVE EARTH TUBE ROOM TEM.SENSOR TEM.SENSOR MOTOR POWER YEGN AC-L TUBE ROOM N(1) COM-OUT L-OUT YEGN DISP1 DISP2...
  • Page 22 Outdoor Unit SAP-CRV9AEH SAP-CRV12AEH Symbol Parts name Symbol Color symbol REACTOR WHITE PCB1 to PCB2 PRINTED CIRCUIT BOARD YELLOW S10/S11S40/S70/S80/S90 CONNECTOR OVERLOAD BROWN COMP BLUE COMPRESSOR BLACK PROTECTIVE EARTH YEGN YELLOW GREEN EXHAUST OUTTUB OUTROOM TEM.SENSOR TEM.SENSOR TEM.SENSOR N(1) PCB2 YEGN YEGN YEGN...

  • Page 23: Functions

    7. FUNCTIONS 7-1. Main Functions 7-1-1. Cooling Mode (1) When the air-conditioner is turned on, all the display marks will be shown and only the power LED lights. (2) When the air-conditioner is turned on remotely, the power LED goes out while the current setting running mode is displayed.

  • Page 24: Auto Changeover Mode

    (3) Protection Function A. When the compressor stops as a result of malfunction, the indoor fan blows residual heat. B. Anti-cold air function The rotational speed of indoor fan motor is decided based on the indoor pipe temperature. When the anti-cold air function is carried out, the indoor fan can run at low speed or stop running. This function will terminate after the air-conditioner runs for 3 minutes or the pipe temperature reached certain value.

  • Page 25: Louver Control

    7-1-7. Louver Control When the air-conditioner is turned on, the motor of upper and lower swing will enable the louver to be open and then close completely (the air outlet is closed). In heating mode, if the swing function is not set, the upper and lower louver will rotate to maximum in clockwise direction.

  • Page 26: Sleep Function

    7-1-8. Sleep Function It is applicable to cooling, dehumidifying and heating mode. NOTE A. In the case that the sleep function is set in the cooling or dry mode, 1 hour later, set temperature rises by 1 °C, and 3 hours later, it rises by 1 °C more. The operation of the air-conditioner is continued with the set temperature as (T + 2) °C.

  • Page 27: Timer Function

    7-1-9. Timer Function The main board has general timer function and clock function. The timer function can be selected by remote controller with different function. A. General Timer Start and stop time can be set. The accuracy is minute. e.g. Timer on for 1 hour; timer off for 1.5 hours Timer ON : After setting timer on, the air-conditioner will run at setting time according to the original setting mode.

  • Page 28: Turbo Function

    7-1-10. Auto-restart Function Memory Contents : mode, up and down swing, light, set temperature, setting fan speed, general NOTE timer (not clock), Fahrenheit / Celsius After de-energized, the air-conditioner can run according to the memory contents if it is energized again. If the timer function is not set in the last remote control, the air-conditioner will run according to the last remote control.

  • Page 29: Control Specifications

    7-2. Control Specifications 7-2-1. Frequency Control (1) Frequency Initial Setting <Outline> When starting compressor, or when conditions are varied due to the change of the room, the frequency must be initialized according to the ⊿D value of the indoor unit and the Q value of the indoor unit. ⊿D signal : Indoor frequency command Q value : Indoor unit output determined from indoor unit volume, air flow rate and the other factors.

  • Page 30: Discharge Pipe Control

    7-2-4. Discharge Pipe Control <Outline> The discharge pipe temperature is used as the compressor's internal temperature. If the discharge pipe temperature rises above a certain level, the operating frequency upper limit is set to keep this temperature from going up further. <Detail>...
  • Page 31 • Limitation of current drooping and stop value according to the outdoor air temperature (1) In case the operation mode is cooling • The current droops when outdoor air temperature becomes higher than a certain level (model by model). (2) In case the operation mode is heating •...

  • Page 32: Defrost Control

    7-2-8. Defrost Control <Outline> Defrosting carried out by the cooling cycle (reverse cycle). The defrosting time or outdoor heat exchanger temperature must be more than its fixed value when finishing. <Detail> • Conditions for Starting Defrost The starting condition must be made with the outdoor air temperature and heat exchanger temperature. Under the conditions that the system is in heating operation, 6 minutes after the compressor is started and more than 44 minutes of accumulated time pass since the start of the operation or ending the defrosting.
  • Page 33 7-2-10. Temperature Sensor Malfunction Detection (1) Indoor Temperature Sensor Detect malfunctions of temperature sensor any time. (2) Indoor Pipe Temperature Sensor In defrosting period, the temperature sensor malfunction will not be detected. 5 minutes after finishing defrosting, the system begins to detect the temperature sensor malfunction. In other times, the temperature sensor malfunction will be detected.

  • Page 34: Troubleshooting

    8. TROUBLESHOOTING 8-1. Precautions before Performing Inspection or Repair To avoid electrical shock hazard, be sure to disconnect power before attempting to disassemble the unit. Warning When a footstool, etc. is used for disassembling the indoor unit, be careful not to fall down. If you fall down, you might be injured seriously. Be caution during installation and maintenance.

  • Page 35: Troubleshooting From Error Display

    8-3. Troubleshooting from Error Display 4 minutes after protection stop of compressor, the malfunction is shown in error code. NOTE In other situation, the malfunction will be displayed by press the light button for 6 times within 4 seconds. Error Display Malfunction Repair Method Code...
  • Page 36 Error Display Code Malfunction Repair Method Dual 8 Display Current detection Cooling LED-pause 3 seconds malfunction of Replace outdoor main board. and blink 13 times complete unit Outdoor ambient Is it loose ? Cooling LED-pause 3 seconds temperature sensor Measure the resistance value with universal and blink 3 times malfunction meter.

  • Page 37: How To Check The Main Part

    8-4. How to check the main part 8-4-1. Malfunction of power supply from indoor unit to outdoor unit < Main Inspection Points > Inspect the power supply plug seat with AC voltage gauge to check if the voltage between L and N is within 200VAC to 240VAC.
  • Page 38 8-4-2. Indoor fan does not rotate. < Main Detection Points > Is the control panel reliably connected with the electromotor ? • Is it loose ? Is the connecting sequence correct ? Is the input voltage within the normal range (measure the voltage between L and N of the wiring block XT •...
  • Page 39 8-4-3. Temperature sensor malfunction < Main Detection Points > Is outdoor ambient temperature within the normal range ? • Is indoor and outdoor fan running normally ? • Is the radiating environment inside and outside the unit good enough ? •...
  • Page 40 8-4-4. Malfunction diagnosis of start-up failure < Main Detection Points > Is wiring of compressor correct ? • Is the stop time of compressor enough ? • Is compressor damaged ? • < Malfunction Diagnosis Process > Energize the unit and start it.
  • Page 41 8-4-5. Diagnosis of losing synchronism for compressor < Main Detection Points > Is pressure of the system too high ? • Is voltage too low ? • < Malfunction Diagnosis Process > Losing synchronism upon Losing synchronism start-up of the unit. during running.
  • Page 42 8-4-6. Diagnosis of overload and discharge malfunction < Main Detection Points > Is electric expansion valve well connected ? Is it damaged ? • Is refrigerant leaked ? • Is overload wire connection normal ? • < Malfunction Diagnosis Process > 20 min after de-energization of complete unit.
  • Page 43 8-4-7. Process of communication circuit detection < Malfunction Diagnosis Process > E6 communication error is displayed. Is connecting wire reliably connected ? Replace main board of Adjust connecting wire. indoor unit. Remove malfunction ? Replace parts of outdoor electric box. Finish...

  • Page 44: Disassembly Procedure

    9. DISASSEMBLY PROCEDURE 9-1. Disassembly Procedure of Indoor Unit To avoid electrical shock hazard, be sure to disconnect all power and wait Warning 10 minutes or more before attempting to disassemble the unit. 9-1-1. Remove the air filters (1) Pull protrusions on left and right sides of panel with fingers and open front grille all the way. (Fig.1) (2) Lift center section of air filter and disengage hooks.
  • Page 45 9-1-2. Opening and shutting front panel (1) Pull down horizontal blade by pulling forward. (Fig.4) Support the front panel by one hand, while remove the rotation axis at the upper center NOTE by the other hand. And pull out the front panel forward to remove. (2) Remove horizontal blade by pulling forward.
  • Page 46 9-1-3. Opening and closing of service cover (1) Remove a service cover mounting screw. Lift up the service cover. (Fig.8 and Fig.9) screw Fig. 8 Fig. 9 9-1-4. Removing front grille assembly (1) Remove the 3 screws, in the right and the left, which fix the main body with the front grille. (Fig.10) screws Fig.
  • Page 47 (2) Disengage the 3 hooks on the upper part. (Fig.11) In case that the hooks are not pressed from above, remove the front panel and then remove the grille while pushing the hook through a clearance between the front grille and the heat exchanger. NOTE Disengage the hooks by pressing knobs with a screwdriver.
  • Page 48 9-1-6. Removing the electrical box (1) Disconnect the cable clamp. (Fig.17) Pay attention to the direction of the retainer of the thermistor so that the retainer will not NOTE touch the harness. (2) Disconnect the connection wires. (Fig.18) Take care not to lose the clip of thermistor. (Fig.19) NOTE (3) Remove temperature sensor.
  • Page 49 (6) Remove a screw on the electrical box. (Fig.23) (7) Pull up the electrical box forward to remove. (Fig.24) Bottom frame Hook Fig. 23 Fig. 24 9-1-7. Removing the shield plate (1) Unfasten the hooks at the upper 2 positions of the shield plate. (Fig.25) (2) Unfasten the hook at the lower position, and remove the shield plate 1.
  • Page 50 (5) Take off wiring terminal. (Fig.28) (6) Remove display P.C.Board assy. (Fig.29) (7) Remove flap motor. (Fig.30 and Fig31) Display PCB ASSY Fig. 28 Fig. 29 Flap motor Fig. 30 Fig. 31 (8) To remove the control P.C.Board unfasten the 2 hooks at the upper part from the rear side. (Fig.32) The control P.C.Board is integrated with the power supply P.C.Board.
  • Page 51 9-1-8. Disconnecting the refrigerant piping (1) Lift the indoor unit by a wooden base. (Fig.34) If gas leaks, repair the spot of leaking, then collect all refrigerant from Caution the unit. After conducting vacuum drying, recharge proper amount of refrigerant. Do not mix any gas (including air) other than the specified refrigerant (R-410A) into refrigerant cycle.
  • Page 52 9-1-9. Removing the indoor unit (1) Remove the indoor unit from the installation plate. (Fig.38) (2) Release the hook of the piping fixture on the back of the unit. (Fig.39, Fig.40 and Fig.41) Auxiliary piping Piping fixture Narrow tube Wide tube Fig.
  • Page 53 (4) Widen the auxiliary piping to the extent of 10º to 20º. (Fig.43) (5) Pull the heat exchanger to the front side to undo the hooks completely, and then lift it. (Fig.44) Auxiliary piping Heat exchanger Fig. 43 Fig. 44 9-1-10.
  • Page 54 9-1-12. Removing the cross flow fan and motor sub-assy screw (Fig.48) Fig. 48 9-1-13. Removing the motor sub-assy (Fig.49) Fig. 49 9-1-14. Removing the fan motor (Fig.50) Fig. 50...

  • Page 55: Disassembly Procedure Of Outdoor Unit

    9-2. Disassembly Procedure of Outdoor Unit To avoid electrical shock hazard, be sure to disconnect all power and wait Warning 10 minutes or more before attempting to disassemble the unit. 9-2-1. Removing the stop valve cover (1) Loosen the screw of the stop valve cover. (Fig.51 and Fig.52) Pull down the stop valve cover and remove it.

  • Page 56: Removing The Fan Motor

    (3) Loosen the 5 screws of front panel. (Fig.55) Lift the front panel and remove it while pushing the right side panel inwards. (4) Remove the 5 screws from the edge of right side board and lift to remove the right side board. (Fig.56) Front panel Fig.
  • Page 57 9-2-4. Removing the electrical box (1) Remove the 2 screws fixing the cover of electrical box. Lift to remove the cover. Remove the screws fixing the electrical box subassembly. Loosen the wire and disconnect the terminal. Lift to remove the electrical box subassembly. (Fig.59) Electrical box Fig.
  • Page 58 9-2-6. Removing the sound blanket (1) Lift and remove the sound blanket (top). (Fig.61) (2) Unite the strings and open the sound blanket. (3) Lift and remove the sound blanket (body) as it is opened. (4) Pull the sound blanket out. (Fig.62) Sound blanket Fig.
  • Page 59 9-2-8. Disassembling the compressor section (1) Solder off the welding spot of capillary, valve and outlet pipe of heatexchanger. (2) Remove the 2 screws fixing the wide tube valve. (Fig.64) Solder off the welding spot connecting wide tube valve and air return pipe, and remove the wide tube valve. It is necessary to warp the wide tube valve when soldering off the welding spot.

  • Page 60: Refrigerant R410A: Special Precautions When Servicing Unit

    10. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 10-1. Characteristics of New Refrigerant R410A 10-1-1. What is New Refrigerant R410A? R410A is a new refrigerant that contains two types of pseudo-non-azeotropic refrigerant mixture. Its refrigeration capacity and energy efficiency are about the same level as the conventional refrigerant, R22. 10-1-2.
  • Page 61 Tubing precautions Refrigerant R410A is more easily affected by dust or moisture compared with R22, thus be sure to temporarily cover the ends of the tubing with caps or tape prior to installation. Never use 0.7mm-thick copper tubing or tubing which is less than 0.8mm in thickness, since air conditioners with R410A are subject to higher pressure than those using R22 and R407C.

  • Page 62: Tools Specifically For R410A

    10-3. Tools Specifically for R410A For servicing, use the following tools for R410A Tool Distinction Tool Name Gauge manifold Charging hose Gas leak detector Refrigerant cylinder Charging cylinder Refrigerant recovery unit Vacuum pump with anti-reverse flow (*1) Tools specifically for R410A (Solenoid valve-installed type, which prevents oil from flowing back into the unit when the power is off, is recommended.) Vacuum pump (*2)...can be used if the following adapter is attached.

  • Page 63: In Case Of Compressor Malfunction

    10-5. In Case of Compressor Malfunction Should the compressor malfunction, be sure to make the switch to a replacement CAUTION compressor as quickly as possible. Use only the tools indicated exclusively for R410A. See "10-3. Tools Specifically for R410A." 10-5-1. Procedure for Replacing Compressor (1) Recovering refrigerant Any remaining refrigerant inside the unit should not be released to the atmosphere, but recovered using the...
  • Page 64 (5) Recharging Configuration and characteristics of cylinders Be sure to charge the specified amount of Valve refrigerant in liquid state using the service port of the wide tube service valve. The proper amount is listed on the unit's nameplate. When the entire amount cannot be charged all at once, charge gradually while operating the unit in Cooling Operation.

  • Page 65: In Case Refrigerant Is Leaking

    10-6. In Case Refrigerant is Leaking Never attempt to charge additional refrigerant when refrigerant has been leaking CAUTION from the unit. Follow the procedure described below to locate points of leaks and carry out repairs, then recharge the refrigerant. (1) Detecting Leaks Use the detector for R410A to locate refrigerant leak points.

  • Page 66: Charging Additional Refrigerant

    10-7. Charging Additional Refrigerant 10-7-1. When Tubes are Extended Observe the proper amount of refrigerant as stated in this service manual or the installation manual that came with the indoor unit. Charge additional refrigerant in liquid state only. Never charge additional refrigerant if refrigerant is leaking from the unit. Follow CAUTION instructions given in "10-6.

  • Page 67: Appendix Ainstruction Manual

    APPENDIX A INSTRUCTION MANUAL SAP-KRV9AEH + SAP-CRV9AEH SAP-KRV12AEH + SAP-CRV12AEH (OI-852-6-4181-180-00-1)
  • Page 68 Κλι ατιστικ συστή ατoς ωρισ oύ και ελεγ ενo απ αντιστρoφέα Save These Instructions! Guarde estas instrucciones Conserver ce mode d’emploi Bewahren Sie bitte diese Bedienungsanleitung auf. Conservate queste istruzioni Guarde estas instruções Φυλά τε τις δηγίες αυτές Pub. OI-85264181 © SANYO 2010...
  • Page 69 FEATURES This air conditioner is an inverter type unit that automatically adjusts capability as appropriate. Details on these functions are provided below; refer to these descriptions when using the air conditioner. 24-hour Clock with ON/OFF Program Timer Automatic Fan Operation The remote control unit allows you to set a wide variety Convenient microprocessor control automatically adjusts of timer-based operations including automatic ON/OFF...

  • Page 70: Product Information

    PRODUCT INFORMATION ELECTRICAL REQUIREMENTS If you have problems or questions concerning your Air Conditioner, you will need the following information. 1. All wiring must conform to the local electrical codes. Model and serial numbers are on the nameplate on the Consult your dealer or a qualified electrician for bottom of the cabinet.

  • Page 71: Usage Points

    1. USAGE POINTS 1.1 Working Principle Principle: An air conditioner (cooling) absorbs room heat and transmits and discharges and Special it outdoors, thereby decreasing the ambient indoor room temperature. Its Functions for cooling capacity will decrease relative to an increase in the outdoor ambient Cooling temperature.
  • Page 72 1. USAGE POINTS 1.3 Working Temperature Range Temperature Indoor Air Temperature Outdoor Air Temperature Max. 32°C DB / 23°C WB 43°C DB / 26°C WB COOLING Min. 21°C DB / 15°C WB 21°C DB Max. 27°C DB 24°C DB / 18°C WB HEATING Min.

  • Page 73: Names And Functions Of Parts

    2. NAMES AND FUNCTIONS OF PARTS Indoor Unit Air intake Air outlet Wireless remote SET TEMP control unit Cool Heat Receive ON/OFF window Outdoor Unit Part Name Air intake Power cable Remote control unit Front panel Filter Guide louver Wall pipe Bind tape Drainage pipe Air outlet...

  • Page 74: Operation Of Wireless Remote Control Unit

    3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.1 Remote Control Unit (Display) Displayed when transmitting data Displayed when setting temperature Displays clock Displayed when setting timer Symbols (1) Operation mode (4) Timer 24-hour ON Timer ....AUTO ........24hour OFF Timer ....COOL ........
  • Page 75 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.2 Remote Control Unit Functions Signal Transmitter Display ON/OFF operation button MODE selector button TEMP. setting button TEMP button FAN SPEED Selector button SWING button CLOCK button TIMER ON button BLOW button TIMER OFF button TURBO button LIGHT button SLEEP button...
  • Page 76 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.2 Remote Control Unit Functions (Continued) FAN SPEED selector AUTO : The air conditioner automatically decides the fan speeds. button : Low fan speed. : Medium fan speed. : High fan speed. AUTO TEMP button Press to see the set temperature or indoor temperature that are displayed on the indicator lamp.
  • Page 77 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.3 General Operation STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 NOTE Press the setting buttons as described below and change the settings as desired. STEP 1 To start the air conditioner, press the ON/OFF operation button. STEP 2 Press the MODE selector button and select the desired mode.
  • Page 78 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.4 Using the 24-Hour “ON” or “OFF” Timer 3.4.1 TIMER ON After the length of time set for TIMER ON elapses, the unit begins operating. Mode The display depicted at left indicates that the air conditioner will begin (Example) operating in 10 hours.
  • Page 79 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.5 SLEEP Operation SLEEP Mode is used for saving energy. Press the SLEEP button while operation is on. mark appears in the display. To release the SLEEP function, press the SLEEP button again. 3.5.1 In Cooling and When the SLEEP mode is selected, the air conditioner automatically raises the temperature setting 1°C when 1 hour has passed after the selection was...
  • Page 80 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.6 “SPECIAL” Features • During DRY operation, the fan speed is automatically set to LOW. “DRY” • If the room temperature is 2°C higher than the Set Temperature, the Operation unit will run in COOL mode. How it works •...
  • Page 81 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.6 “SPECIAL” Features (Continued) About swing up and down “SWING” 1. Pressing the swing up and down button continuously for at least 2 Operation seconds will cause the main unit to swing back and forth from up to How it works down.
  • Page 82 3. OPERATION OF WIRELESS REMOTE CONTROL UNIT 3.7 How to Remove and Install Batteries 1. Lightly press the place marked , in the direction of the arrow to remove the back cover of wireless remote control unit. (Fig. 1) 2. Remove the old batteries. (Fig. 1) 3.

  • Page 83: Cleaning And Care

    4. CLEANING AND CARE CAUTION 1. For safety, be sure to turn the air conditioner off and also disconnect the power before cleaning. Or it may cause an electric shock. 2. Never sprinkle water on the indoor unit and the outdoor unit for cleaning because it can cause an electric shock.
  • Page 84 4. CLEANING AND CARE 4.2 Cleaning the Air Filters (Continued) 1. Remove the Air Filters Pull out the panel at the angle of the bottom grooves on the panel. Next, pull the air filter upward then downward to remove it. (Fig. 7). 2.

  • Page 85: Adjusting The Airflow Direction Correctly

    5. ADJUSTING THE AIRFLOW DIRECTION CORRECTLY 1. Horizontal The horizontal airflow can be adjusted by moving the louver with your hand to the left or right. CAUTION When the humidity is high, the vertical vanes should be in the front position during the cooling or dehumidifying operation.
  • Page 86 Clean the air filters (see page16). If the problem operation is started. persists, the unit requires servicing. Please contact your authorized SANYO maintenance center. Sounds of water flowing can be heard during Occasionally there is a swooshing or gurgling sound operation.
  • Page 87 6. TROUBLESHOOTING Problem Solution Remote control unit does not work. • If the unit is experiencing abnormal interference or the functions are being changed too frequently, wireless remote control unit may not work properly. Pulling out and firmly re-inserting the power plug should reestablish normal operation.

  • Page 88: Appendix B Installation Instructions

    APPENDIX B INSTALLATION INSTRUCTIONS SAP-KRV9AEH + SAP-CRV9AEH SAP-KRV12AEH + SAP-CRV12AEH (II-852-6-4190-527-00-0)

  • Page 89: Installation Instructions

    PUMP DOWN ............ 16 5-1. What is Pump Down? 5-2. Pump Down Procedure CHECK AFTER INSTALLATION AND TEST RUN............17 6-1. Check After Installation 6-2. Test Run ELECTRIC WIRING SYSTEM ......18 85264190 000 © SANYO 2010 SANYO Electric Co., Ltd. Osaka, Japan...

  • Page 90: Important

    IMPORTANT! outdoor units. Get a partner to help, and bend your knees when lifting to reduce strain on your back. Sharp edges or Please Read Before Starting thin aluminum fins on the air conditioner can cut your fin- gers. This air conditioning system meets strict safety and operat- When Installing…...

  • Page 91: Requirements For Installation

    1. Requirements for Installation 1-3. Outdoor Unit Installation Position Selection (1) Select a location where air discharge and operating 1-1. Basic Requirements for Installation Location noise will not bother the neighbors, nor harm ani- Installation in any of the following locations may lead to mals or plants.

  • Page 92: Safety Requirements For Electrical Devices

    1-4. Safety Requirements for Electrical Devices 1-6. Type of Copper Tube and Insulation Material (1) Use an independent circuit of the rated AC voltage If you wish to purchase these materials separately exclusive of any other devices and only with the from a local source, you will need: specified cable diameter.

  • Page 93: Installation Dimension Diagram

    2. Installation Dimension Diagram Distance to ceiling 15 cm or more Distance to wall Distance to wall 15 cm or more 15 cm or more 150 cm or more Distance to floor Air outlet side • The dimensions of the space necessary for correct installation of the appliance including the minimum permissible distances to adjacent structures.

  • Page 94: Install Indoor Unit

    3. Install Indoor Unit Recommended mounting plate Wall Wall retention spots Place a carpenter's level on raised tab. (5 spots in all) 3-1. Install the Rear Panel (1) Install the rear panel horizontally using a car- 120.5 mm 101 mm Space Space to wall...

  • Page 95: Connect The Indoor And Outdoor Wiring

    3-4. Connect the Indoor and Outdoor Wiring To avoid the risk of fire hazard, be sure WARNING Cover to consult your local dealer if additional Screw wire length is required. A minimum wire thickness (gauge) is required, depending on the length used. (1) Grasp both ends of the front panel, and remove it by opening towards the front and pulling towards you.
  • Page 96 3-4-2. Wire Length and Diameter Regulations on wiring diameter differ from locality to locality. For field wiring requirements, please refer to local elec- trical codes. Carefully observe these regulations when carrying out the installation. Listed in the tables below are the recommended and maximum allowable wire lengths and diameters for the power supply system.

  • Page 97: How To Install The Indoor Unit

    3-5. How to Install the Indoor Unit For tubing, choose either the left side or right side direction. Knock-out hole 2 (1) When routing the tubing and wiring from the left or Knock-out hole 1 right side of the indoor unit, cut out the knock-out hole from the chassis as necessary.

  • Page 98: Install Outdoor Unit

    4. Install Outdoor Unit 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 Handle complies with all local and national regulations. N ( 1 ) 2 (1) Disassemble the handle on the outdoor unit right side plate.

  • Page 99: Refrigerant Tubing

    4-2. Refrigerant Tubing Deburring Before After 4-2-1. Use of the Flaring Method Many of the conventional split system air conditioners employ the flaring method to connect the refrigerant tubes that run between indoor and outdoor units. In this method, the copper tubes are flared at each end and connected with flare nuts.
  • Page 100 4-2-4. Connecting Tubing between Indoor and Torque wrench Outdoor Units • Tightly connect the indoor side refrigerant tubing extended from the wall with the outdoor side tubing. Spanner (Fig. 30) Indoor unit • To fasten the flare nuts, apply specified torque as: Table 2 Outdoor unit Tube Dia.

  • Page 101: Air Purging

    4-3. Air Purging Indoor unit Air and moisture remaining in the refrigerant system have undesirable effects as indicated below. There- fore, they must be purged completely. • Pressure in the system rises • Operating current rises Outdoor unit • Cooling (or heating) efficiency drops •...
  • Page 102 (5) With the vacuum pump still running, close the 90° (1/4 turn) “Low” knob of the manifold valve. Then stop the Narrow tube vacuum pump. (6) With the accessory hex wrench, turn the valve stem on the narrow tube service valve counter- Hex wrench clockwise by 90 degrees (1/4 turn) for 10 seconds, and then turn the stem clockwise to close it again.

  • Page 103: Tubing Length

    4-4. Tubing Length Tubing length (L) INDOOR Install unit within the maximum elevation different (H) UNIT above or below the outdoor unit and within a total tub- ing length (L) from the outdoor unit as detailed in Table 4 and Fig. 37. Elevation OUTDOOR difference (H)

  • Page 104: Pump Down

    5. Pump Down Indoor unit 5-1. What is Pump Down? Pump down means collecting all refrigerant gas in the system back into the outdoor unit without losing any gas. Pump down is used when the unit is to be moved or before servicing the refrigerant circuit.

  • Page 105: Check After Installation And Test Run

    6. Check After Installation and Test Run 6-1. Check After Installation Check the items listed in the table below after installing the air conditioner. Items to be checked Possible malfunction • Has it been securely mounted? • The unit may fall over, shake, or emit noise.

  • Page 106: Electric Wiring System

    7. Electric Wiring System SISTEMA DE CONEXIONES ELÉCTRICAS Schéma de câblage électrique Elektrischer Schaltplan Impianto elettrico Sistema de fiação elétrica ∏ ∏ ÏÂÎÙÚÈÎfi H‡ÛÙËÌ· K·Ïˆ‰›ˆÛ˘ SAP-KRV9/12AEH à t SAP-KRV9/12AEH SAP-KRV9/12AEH SAP-KRV9/12AEH i l i r é SAP-KRV9/12AEH ∂ Û ˆ Â...
  • Page 108 SANYO Electric Co., Ltd. Osaka, Japan June / 2010 Printed in Japan (B)

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