Sanyo SAP-KRV94EHDX Technical & Service Manual
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Sanyo SAP-KRV94EHDX Technical & Service Manual

Sanyo SAP-KRV94EHDX Technical & Service Manual

Dc inverter split system air conditioner
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TECHNICAL & SERVICE MANUAL
SAP-KRV94EHDX + SAP-CRV94EHDX
SAP-KRV124EHDX + SAP-CRV124EHDX
DC INVERTER SPLIT SYSTEM AIR CONDITIONER
Indoor Model No.
SAP-KRV94EHDX
SAP-KRV124EHDX
Indoor Unit
SAP-KRV94EHDX
SAP-KRV124EHDX
IMPORTANT
These air conditioners employ new
refrigerant R410A.
Pay special attention when
servicing the unit.
Product Code No.
1 852 099 77
1 852 099 78
FILE NO.
Outdoor Model No.
Product Code No.
SAP-CRV94EHDX
1 852 330 10
SAP-CRV124EHDX
1 852 330 11
Outdoor Unit
SAP-CRV94EHDX
SAP-CRV124EHDX
REFERENCE NO.
Destination: Europe
Northern Europe
SM
700639

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Summary of Contents for Sanyo SAP-KRV94EHDX

  • Page 1 TECHNICAL & SERVICE MANUAL FILE NO. SAP-KRV94EHDX + SAP-CRV94EHDX SAP-KRV124EHDX + SAP-CRV124EHDX Destination: Europe Northern Europe DC INVERTER SPLIT SYSTEM AIR CONDITIONER Indoor Model No. Product Code No. Outdoor Model No. Product Code No. SAP-KRV94EHDX 1 852 099 77 SAP-CRV94EHDX...
  • Page 2 When Transporting Important! Please Read Before Starting 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 This air conditioning system meets strict safety and thin aluminum fins on the air conditioner can cut your operating standards.

  • Page 3: Table Of Contents

    Table of Contents Page 1. OPERATING RANGE ........................2. SPECIFICATIONS 2-1. Unit Specifications ......................2-2. Major Component Specifications ..................2-3. Other Component Specifications ..................3. DIMENSIONAL DATA ........................4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram ....................5. PERFORMANCE DATA 5-1.
  • Page 4 Page 10. TROUBLESHOOTING 10-1. Precautions before Performing Inspection or Repair ............10-2. Method of Self-Diagnostics ....................10-3. Checking the Indoor and Outdoor Units ................10-4. Trouble Diagnosis of Indoor and Outdoor Fan Motor ............10-5. Noise Malfunction and Electromagnetic Interference ............

  • 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. -15 C D.B. Maximum 27 C D.B. 24 C D.B. / 18 C W.B. Heating _ D.B.

  • Page 6: Specifications

    2. SPECIFICATIONS 2-1. Unit Specifications Indoor Unit SAP-KRV94EHDX Outdoor Unit SAP-CRV94EHDX Voltage Rating 230 V Performance Cooling Heating Capacity 2.65 ( 0.9 to 3.8 ) 3.60 ( 0.9 to 5.5 ) BTU/h 9,000 ( 3,100 to 13,000 ) 12,300 ( 3,100 to 18,800 )
  • Page 7 Indoor Unit SAP-KRV124EHDX Outdoor Unit SAP-CRV124EHDX Power Source 220 to 240V Single-Phase 50Hz Voltage Rating 230 V Performance Cooling Heating Capacity 3.50 ( 0.9 to 4.2 ) 4.80 ( 0.9 to 6.0 ) BTU/h 11,900 ( 3,100 to 14,300 ) 16,400 ( 3,100 to 20,500 ) Air Circulation (High)

  • Page 8: Major Component Specifications

    2-2. Major Component Specifications 2-2-1. Indoor Unit Indoor Unit SAP-KRV94EHDX Control PCB Part No. CB-KRV94EHDX Controls Microprocessor Control Circuit Fuse 250V 3.15A Remote Control Unit RCS-4HVPDXS4EE Type Cross-Flow Q'ty ... Dia. and Length 1 ... D100 / L677 Fan Motor...
  • Page 9 Indoor Unit SAP-KRV124EHDX Control PCB Part No. CB-KRV124EHDX Controls Microprocessor Control Circuit Fuse 250V 3.15A Remote Control Unit RCS-4HVPDXS4EE Type Cross-Flow Q'ty ... Dia. and Length 1 ... D100 / L677 Fan Motor Type DC Motor Model ... Q'ty SIC-39CVL-D847-3 ... 1 No.

  • Page 10: Outdoor Unit

    2-2-2. Outdoor Unit Outdoor Unit SAP-CRV94EHDX Control PCB Part No. CB-CRV94EHDX Controls Microprocessor Control Circuit Fuse 250V 25A Compressor Type DC Twin Rotary (Hermetic) Compressor Model / Nominal Output C-6RVN93H0Q / 1,050W Compressor Oil ... Amount FV50S ... 350 R - S : 0.482 Coil Resistance (Ambient Temp.
  • Page 11 Outdoor Unit SAP-CRV124EHDX Control PCB Part No. CB-CRV124EHDX Controls Microprocessor Control Circuit Fuse 250V 25A Compressor Type DC Twin Rotary (Hermetic) Compressor Model / Nominal Output C-6RVN93H0Q / 1,050W Compressor Oil ... Amount FV50S ... 350 R - S : 0.482 Coil Resistance (Ambient Temp.

  • Page 12: Other Component Specifications

    2-3. Other Component Specifications Indoor Unit SAP-KRV94EHDX SAP-KRV124EHDX Outdoor Unit SAP-CRV94EHDX SAP-CRV124EHDX Indoor heat exchanger sensor (Model:DTN-TKS223Y TH2) Indoor air temp sensor Compressor temp sensor (Model:DTN-TKS223Y TH1) (Model:1FA4V2E033800) 10 20 30 40 50 60 70 80 90 Temperature ( C)

  • Page 13: Dimensional Data

    3. DIMENSIONAL DATA Indoor Unit SAP-KRV94EHDX SAP-KRV124EHDX Unit: mm...
  • Page 14 Outdoor Unit SAP-CRV94EHDX SAP-CRV124EHDX ID:12 ID:12 ID:18 ID:19 Wide tube service valve dia. 9.25 (3/8") Narrow tube service valve dia. 6.35 (1/4") Outdoor temp sensor Unit: mm...

  • Page 15: Refrigerant Flow Diagram

    4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram Indoor Unit SAP-KRV94EHDX Outdoor Unit SAP-CRV94EHDX SAP-KRV124EHDX SAP-CRV124EHDX Indoor unit Outdoor unit Accumulator Wide tube service Wide tube valve 4-way Muffler valve O.D. 9.52 mm (3/8 ") 2-way valve Modulator Capillary tube for...

  • Page 16: Performance Data

    5. PERFORMANCE DATA 5-1. Temperature Charts Indoor Unit SAP-KRV94EHDX Outdoor Unit SAP-CRV94EHDX Cooling Characteristics Heating Characteristics Outdoor fan speed (34.7) (12.2) High (11.2) (29.6) (10.2) (24.5) (9.2) (19.4) Outdoor inlet air D.B. temp.( C) Outdoor inlet air D.B. temp.( C)
  • Page 17 Indoor Unit SAP-KRV124EHDX Outdoor Unit SAP-CRV124EHDX Cooling Characteristics Heating Characteristics Outdoor fan speed (34.7) (12.2) High (11.2) (29.6) (10.2) (24.5) (9.2) (19.4) Outdoor inlet air D.B. temp.( C) Outdoor inlet air D.B. temp.( C) Outdoor fan speed High Outdoor inlet air D.B. temp.( C) Outdoor inlet air D.B.

  • Page 18: Air Throw Distance Charts

    5-2. Air Throw Distance Charts Indoor Unit SAP-KRV94EHDX Cooling 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 Heating Room air temp.
  • Page 19 Indoor Unit SAP-KRV124EHDX Cooling 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 Heating Room air temp. : 20 C Fan speed High...

  • Page 20: Electrical Data

    6. ELECTRICAL DATA 6-1. Electrical Characteristics Indoor Unit SAP-KRV94EHDX Outdoor Unit SAP-CRV94EHDX Cooling Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor + Compressor Performance at 230V Single-phase 50Hz Rating conditions Running amp. 0.35 2.05 Power input 0.028 0.502 0.530...

  • Page 21: Electric Wiring Diagrams

    6-2. Electric Wiring Diagrams Indoor Unit SAP-KRV94EHDX SAP-KRV124EHDX Outdoor Unit SAP-CRV94EHDX SAP-CRV124EHDX To avoid electrical shock hazard, be sure to WARNING disconnect power before checking, servicing and/or cleaning any electrical parts.

  • Page 22: Installation Instructions

    7. INSTALLATION INSTRUCTIONS 7-1. Installation Site Selection 7-1-1. Indoor Unit To prevent abnormal heat WARNING generation and the possibility of fire, do not place obstacles, 15 cm min. 5 cm enclosures and grilles in front 5 cm min. min. of or surrounding the air conditioner in a way that may block air flow.
  • Page 23 7-1-2. Outdoor Unit Exhaust fan AVOID: Hot air Heat source heat sources, exhaust fans, etc. (Fig. 4) damp, humid or uneven locations. Outdoor unit position the outdoor unit in a protected location where snow will not blow into it. choose a place as cool as possible. Fig.

  • Page 24: Recommended Wire Length And Diameter

    7-2. 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 regulations when carrying out the installation. Table 2 lists recommended wire lengths and diameters for power supply systems. NOTE Refer to the wiring system diagram (Fig.

  • Page 25: Remote Control Unit Installation Position

    7-3. 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 26: How To Test Run The Air Conditioner

    7-4. How to Test Run the Air Conditioner FILTER IMPORTANT RESET RESET Use a sharp object when accessing ON/OFF and TEST buttons in the indoor unit. ON/OFF After turning on power to the air conditioner, use the operation button remote controller and follow the steps below to TEST TEST RUN button conduct the test run.

  • Page 27: Remove The Grille To Install The Indoor Unit

    7-5. Remove the Grille to Install the Front panel Indoor Unit Basically, these models can be installed and wired without removing the grille. If access to any internal part is needed, follow the steps as given below. How to remove the grille (1) Open the front panel until it is nearly horizontal, grasp the sections near the front panel arms on both sides, and then pull forward to remove the...

  • Page 28: Maintenance

    Control Unit The address can be set in order to prevent interference between remote controllers when two Sanyo indoor units are installed near each other. The address is normally set to "A." To set a different Cover address, it is necessary to change the address on the second remote controller.

  • Page 29: Removing And Mounting The Drain Hose

    8-2. Removing and Mounting the Drain Hose (1) Before removing the drain hose, remove the cramp from the stopper to check the location of the drain cramp at the end of the hose, and pull the hose out while turning it. (2) To mount the drain hose, insert the hose all the way into the outlet of the drain pan with the drain cramp face down.

  • Page 30: Removing The Electrical Component Box

    8-3. Removing the Electrical Component Box (Before replacing the P.C.Board with another, remove the electrical component box from the main body and its cover plate.) (1) Remove the grille. (2) Prior to remove the electrical component box, carry out the following: (2-1) Remove the operating box of the main body and electrical component box pad plate 1.
  • Page 31 (3) Removing the electrical component box. (3-1) Slightly expand the side of the main body to the right side and unhook the tabs. (3-2) Holding the bottom of the electrical component box while keeping the main body as it is in (3-1) above, release the tab at the top of the electrical component box.

  • Page 32: Removing The Panel Motor

    Remove this tab (4-3) Disconnect all the connectors on the first, and then P.C.Board. remove other tabs while slightly raising (4-4) Replace the P.C.Board. the P.C.Board. P.C.Board Electrical component box cover (4-5) Pulling out the lead wire after replacing the P.C.Board.

  • Page 33: Removing And Mounting The Drain Pan (Air Outlet Ass'y)

    8-5. Removing and Mounting the Drain Pan (Air Outlet Ass'y) 8-5-1. Removing the Drain Pan (Air Outlet Ass'y) (1) Remove the hooks (1-1) to (1-3) which secure the drain pan. Apply an upper push around here (insulation material), and the hook can be removed.
  • Page 34 (2) Remove the drain pan from the main body so as to Heat exchanger roll over the left side first toward you. Drain pan If it is hard to remove, try to pull down either of these two edges first. Be careful not to spill the remaining (3) Remove the drain hose according to "(1) of 8-2.

  • Page 35: Removing The Negative Ion Generator

    (2) Secure the drain pan to the hook. (2-1) Push up A and B in the figure one by one from underneath to secure them to the hook. (2-2) Also secure C to the hook. Bottom of right Bottom of left back of the back of the drain pan drain pan...

  • Page 36: Removing And Mounting The Fan Motor

    8-7. Removing and Mounting the Fan Motor 8-7-1. Removing the Fan Motor Fan mounting screw Remove the electrical component box cover according to the previous section. (1) Loosen the fan mounting screw with a hex wrench of 2.5mm opposite side distance. (2) Remove three screws which secure the fan motor.

  • Page 37: Removing The Fan

    8-8. Removing the Fan Be sure to proceed after having removed NOTE the drain pan (Air Outlet Ass'y) and fan motor according to sections "8-5. and 8-7." (1) Remove three screws. (2) Uphold the left side of the heat exchanger so that it is not seated anywhere (so as to remove the fan).

  • Page 38: Disconnecting And Connecting Positive Connector For Outdoor Unit

    8-9. Disconnecting and Connecting Positive Connector for Outdoor Unit One of the two types of connectors illustrated at left is used. Their basic structure is the same for each. How to Disconnect Hold the resin connector cover, and pull the connector off. You cannot disconnect the connector by pulling the wire since it is locked inside.

  • Page 39: Functions

    9. FUNCTIONS 9-1. Operation Functions Emergency operation SENSOR DRY Emergency operation is available when the remote During DRY operation, the system adjusts the room temperature and fan speed according to the conditions in the controller malfunctions, has been lost, or otherwise room, in order to maintain a comfortable room environment.

  • Page 40: Night Setback

    HIGH POWER NIGHT SETBACK This function acts to raise the power but keeps the AC system in When NIGHT SETBACK operation is set, the temperature and the same operating mode. fan speed settings will be adjusted automatically to allow This function is set with the HIGH POWER button on the remote comfortable sleep.

  • Page 41: Protective Functions

    9-2. Protective Functions Overload prevention during heating Cold-air prevention during heating During HEAT operation, the temperature of the indoor heat During heating, the fan speed is set to "LL" (very low) or stopped. exchanger is used to control the frequency and lessen the load As the temperature of the indoor heat exchanger rises, the fan on the compressor before the protective device is activated.

  • Page 42: Defrost Detection And Release

    Defrost detection and release CT (Peak current cut-off control) This function prevents the circuit breaker or fuse from operating Non-Stop Defrosting to open the circuit. This function works when electrical current has increased due to an increase in the cooling / heating load, or to a decrease in the power supply voltage.

  • Page 43: Troubleshooting

    10. TROUBLESHOOTING 10-1. Precautions before Performing Inspection or Repair After checking the self-diagnostics monitor, turn the power OFF before starting inspection or repair. High-capacity electrolytic capacitors are used inside the outdoor unit controller (inverter).They retain an electrical charge (charging voltage DC 310 V) even after the power is turned OFF, and some time is required for the charge to dissipate. Be careful not to touch any electrified parts before the controller LED (red) turns OFF.
  • Page 44 (1) Self-diagnostics Lamps TIMER OPERATION lamp lamp lamp If there is no trouble, the lamps neither blink nor illuminate. Since the indications cover various units, the corresponding parts listed below may not be present in some models..OFF ..Blinking ..

  • Page 45: Checking The Indoor And Outdoor Units

    (2) If the self-diagnostics function fails to operate No indicators illuminate and the Check the indoor unit. indoor fan does not rotate. Check the power voltage. Blown Is the fuse blown? Normal Replace the circuit board or the fuse. Replace the controller. 10-3.

  • Page 46: Trouble Diagnosis Of Indoor And Outdoor Fan Motor

    10-4. Trouble Diagnosis of Indoor and Outdoor Fan Motor 10-4-1. Indoor Fan Motor This indoor DC fan motor contains an internal control PCB. Therefore, it is not possible to measure the coil resistance, and the following procedure should be used to check the motor. To perform diagnosis, operate the unit in cooling mode with indoor fan speed "High".

  • Page 47: Outdoor Fan Motor

    10-4-2. Outdoor Fan Motor This outdoor DC fan motor contains an internal control PCB. Therefore, it is not possible to measure the coil resistance, and the following procedure should be used to check the motor. To perform diagnosis, follow the instructions in "Checking the Outdoor Unit" on the previous page and set the outdoor unit to Test Run mode (compressor ON, outdoor fan motor ON).

  • Page 48: Noise Malfunction And Electromagnetic Interference

    10-5. Noise Malfunction and Electromagnetic Interference An inverter A/C operates using pulse signal control and high frequencies. Therefore, it is susceptible to the effects of external noise, and is likely to cause electromagnetic interference with nearby wireless devices. A noise filter is installed for ordinary use, preventing these problems. However, depending on the installation conditions, these effects may still occur.

  • Page 49: Checking And Troubleshooting When The Front Panel Fails To Work

    10-6. Checking and Troubleshooting when the Front Panel fails to work 10-6-1. Checking the Front Panel when it fails to work during operation (1) Is the grille mounted in place? (Check in particular that the upper right screw is Upper right screw adequately tightened.) Grille Screw...
  • Page 50 10-6-2. Making a Diagnosis of the Panel Motor (1) If no abnormality was found in (1) to (3) of the previous section, then carry out diagnosis of the panel motor, which activated the front panel. (2) Remove the panel motor connector from the indoor P.C. Board. P.C.Board Panel motor Panel motor...

  • Page 51: Checking Electrical Components

    11. CHECKING ELECTRICAL COMPONENTS 11-1. Measurement of Insulation Ground wire Resistance Clip The insulation is in good condition if the resistance exceeds 1M ohm. Probe 11-1-1. Power Supply Cord Insulation Clamp the grounding wire of power cord with the lead tester clip of the insulation resistance tester and measure the Fig.

  • Page 52: Checking Continuity Of Fuse On Pcb Ass'y

    11-2. Checking Continuity of Fuse 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 PCB Ass'y Fig.

  • Page 53: Refrigerant R410A: Special Precautions When Servicing Unit

    12. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 12-1. Characteristics of New Refrigerant R410A 12-1-1. 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. 12-1-2.
  • Page 54 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 55: Tools Specifically For R410A

    12-3. 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 56: In Case Of Compressor Malfunction

    12-5. 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 "12-3. Tools Specifically for R410A." 12-5-1. Procedure for Replacing Compressor (1) Recovering refrigerant Any remaining refrigerant inside the unit should not be (1) Recover refrigerant...
  • Page 57 (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 58: In Case Refrigerant Is Leaking

    12-6. 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 59: Charging Additional Refrigerant

    12-7. Charging Additional Refrigerant 12-7-1. 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 "12-6.

  • Page 60: Appendix

    APPENDIX INSTRUCTION MANUAL SAP-KRV94EHDX + SAP-CRV94EHDX SAP-KRV124EHDX + SAP-CRV124EHDX (OI-852-6-4180-791-00-0)
  • Page 61 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. • Microprocessor Controlled Operation • Automatic Switching between Cooling and The interior compartment of the remote control Heating unit contains several features to facilitate...
  • Page 62 Contents Page Features ......................2 Product Information................... 3 Alert Symbols....................3 Installation Location ..................4 Electrical Requirements ..................4 Safety Instructions..................... 4 Names of Parts ....................5 Using the Remote Control Unit ............... 10 Operation with the Remote Control Unit ............12 1.

  • Page 63: Installation Location

    Installation Location • We recommend that this air conditioner be installed properly by qualified installation technicians in accordance with the Installation Instructions provided with the unit. • Before installation, check that the voltage of the electric supply in your home or office is the same as the voltage shown on the nameplate.

  • Page 64: Names Of Parts

    Names of Parts Air intakes INDOOR UNIT Air outlet Remote control unit Drain hose Refrigerant tubes OUTDOOR UNIT Air outlet This illustration is based on the external view of a standard model. NOTE Consequently, the shape may differ from that of the air conditioner which you have selected.

  • Page 65: Unit Display And Operation Button

    Unit Display and Operation Button FI FILTE TER RESET RESET FILTER RESET button IMPORTANT INDOOR UNIT Avoid using radio equipment OPERATION button such as mobile phone near (within 1 m) the remote TEST mode button TEST TEST control receiver. Some radio equipment may cause malfunction of the unit.

  • Page 66: Remote Control Unit (Display)

    Remote Control Unit (Display) Displayed when transmitting data Displayed when Displayed when indoor unit sensor setting temperature is in use Displayed when temperature is shown Displayed when setting timer Displayed when the time display is set to 12-hour time Symbols (1) Operation mode (5) NIGHT SETBACK .....

  • Page 67: Remote Control Unit

    Remote Control Unit Transmitter Sensor Display NIGHT SETBACK button CLEAN button button MODE selector ON/OFF operation button button QUIET FAN SPEED FLAP button HIGH POWER button selector button CANCEL button button SENSOR button CHILD LOCK button 1.2.3.5HR. ON TIME Advance Advance OFF TIME TIMER...
  • Page 68 Remote Control Unit (continued) <Cover opened> ON TIME/OFF TIME setting No display: The timer does not operate. buttons : The air conditioner starts at the set time. : The air conditioner stops at the set time. : The air conditioner stops and starts, or starts and stops, at the set times every day.

  • Page 69: Using The Remote Control Unit

    Remote Control Unit (continued) SENSOR button When you press this button (use a small-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.
  • Page 70 Using the Remote Control Unit (continued) • The batteries last about six months, depending on how much you NOTE use the remote control unit. Replace the batteries when the remote control unit’s display fails to light, or when the remote control cannot be used to change the air conditioner’s settings.

  • Page 71: Operation With The Remote Control Unit

    Operation with the Remote Control Unit 1. Automatic Operation This unit automatically switches between cooling operation and heating operation according to the difference between the room temperature and the temperature setting. STEP 2 STEP 1 NOTE Check that the circuit breaker on the power panel is turned on. Once mode is selected and the unit is preset by following the steps below, you can have the air conditioner automatically bring the room to the desired...

  • Page 72: Manual Operation

    Operation with the Remote Control Unit (continued) 2. Manual Operation (Cover closed) (Cover opened) STEP 2 STEP 1 STEP 4 STEP 5 STEP 3 Check that the circuit breaker on the power panel is turned on. NOTE If the automatic operation settings of the unit do not meet your needs, press the setting buttons as described below and change the settings as desired.

  • Page 73: Adjusting The Fan Speed

    Operation with the Remote Control Unit (continued) • Choose the best position in the room for the remote control unit, which NOTE also acts as the sensor for room comfort and transmits the operating instructions. Once you’ve found this best position, always keep the remote control unit there.

  • Page 74: Night Setback Mode

    Operation with the Remote Control Unit (continued) 5. Night Setback Mode Night Setback Mode is used for saving energy. Press the NIGHT SETBACK button while operation. mark appears in the display. To release the night setback function, press the NIGHT SETBACK button again.

  • Page 75: Quiet Mode

    Operation with the Remote Control Unit (continued) 6. QUIET Mode QUIET Mode is used to reduce the fan sound of the indoor unit. Press the QUIET button. mark appears in the display. To cancel, press QUIET button again. • In QUIET Mode, the fan rotates at a slower speed than the fan speed setting. •...

  • Page 76: Special Remarks

    Special Remarks ‘‘DRY’’ ( ) Operation How it works? • Once the room temperature reaches the level that was set, the unit’s operation frequency is changed automatically. • During DRY operation, the fan speed is automatically set to Low speed for providing a comfortable breeze.

  • Page 77: Setting The Timer

    Setting the Timer In the descriptions below, the following settings are used for the temperature NOTE and time indicator selector button on the bottom front section of the remote control. • Temperature: °C 1. How to set the present (Example) To set to 22:30. time Operation Indication...
  • Page 78 Setting the Timer (continued) 3. How to set the ON time (Example) To start operation at 6:10. Operation Indication 1. Press the ON TIME setting The timer indication is button once. displayed, and the present ON time is shown. 2. Press the Advance, Return ( , The timer indication blinks.

  • Page 79: Using The 1.2.3.5-Hour Off Timer

    Using the 1.2.3.5-Hour OFF Timer 1. 1.2.3.5-Hour OFF Timer This function causes the unit to operate for 1, 2, 3 or 5 hours and then stop, regardless of whether the unit is on or off when the button is pressed. The timer indicator in the display indicates that this function is operating.

  • Page 80: Adjusting The Airflow Direction

    Adjusting the Airflow Direction The horizontal and vertical airflow can be adjusted by moving the vertical vanes and the flap with the remote control unit. Confirm that the remote control unit has been turned on. Use the FLAP button to set either the sweep function or one of the six airflow direction settings.

  • Page 81: Operation Without The Remote Control Unit

    Operation without the Remote Control Unit INDOOR UNIT If you have lost the remote control unit or it has trouble, follow the steps below. FI FILTER FILTER RESET button RESET RESET When the air conditioner is not running Each time the OPERATION button is pressed with a small pointed OPERATION button tool, the operation mode changes cyclically, by changing the color of the OPERATION lamp.
  • Page 82 Care and Cleaning (continued) Remounting the front panel • Reattach the subgrille onto the front Groove Front panel panel then tighten the five levers. • Support the nearest point of the front panel keeping it horizontal then push arm axis to the grooves at the top of the indoor unit.
  • Page 83 Care and Cleaning (continued) Air Clean Filter The air clean filter removes dust and dirt from the air, and reduces odors and smoke from tobacco. This air clean filter cannot remove harmful gases or vapors nor ventilate air in the room. You must open doors or windows frequently when you use gas or oil heating appliances.

  • Page 84: Troubleshooting

    Troubleshooting If your air conditioner does not work properly, first check the following points before requesting service. If it still does not work properly, contact your dealer or service center. Trouble Possible Cause Remedy Air conditioner does not run at all. 1.
  • Page 85 SANYO Electrric co., Ltd. Osaka, Japan Sept. / 2005 Printed in Japan (T)

This manual is also suitable for:

Sap-crv94ehdxSap-krv124ehdxSap-crv124ehdx

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