Page 2 - SPECIAL PRECAUTIONS; ... In a Ceiling or Wall; WARNING
2 IMPORTANT! Please Read Before Starting This air conditioning system meets strict safety and oper- ating 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 ...
Page 3 - Table of Contents; Page; APPENDIX
3 Table of Contents Page 1. OPERATING RANGE ................................................................................................................ 4 2. SPECIFICATIONS 2-1. Unit Specifications .....................................................................................................
Page 5 - Power Source
5 DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B. Outdoor air temperature 35°C D.B. / 24°C W.B. Heating: Indoor air temperature 20°C D.B. Outdoor air temperature 7°C D.B. / 6°C W.B. 2. SPECIFICATIONS 2-1. Unit Specifications...
Page 7 - Indoor Unit; Control PCB
7 2-2. Major Component Specifications 2-2-1. Indoor Unit Indoor Unit SAP– KRV93EH DATA SUBJECT TO CHANGE WITHOUT NOTICE. Control PCB Part No. CB-KRV93EH (POW-KRV93GJH) Controls Microprocessor Control circuit fuse 250V 3.15A Flap Motor and Louver Motor Type Stepping motor Model MP24Z3-12V Rating DC 1...
Page 9 - Outdoor Unit; Compressor
9 2-2-2. Outdoor Unit Outdoor Unit SAP– CRV93EH DATA SUBJECT TO CHANGE WITHOUT NOTICE. Compressor Type DC Rotary (Hermetic) Compressor model / Nominal output G4C090LU1ER / 600W Compressor oil … Amount cc FV50S … 320 Coil resistance (Ambient temp. 20°C) Ω U – V: 0.81 V – W: 0.81 W – U: 0.81 Safety de...
Page 10 - Heat Exchanger Coil
10 Outdoor Unit SAP– CRV123EH DATA SUBJECT TO CHANGE WITHOUT NOTICE. Fan & Fan Motor Type … Fan / Fan Motor Propeller / DC Motor Q’ty … Dia. mm 1 … 370 Fan motor model … Q’ty DAJ12-55J71-C … 1 No. of poles … Rough measure rpm (Cool / Heat) 8 … 750 / 750 Nominal output W 50 Coil resistance (Ambie...
Page 11 - • Indoor air temp sensor
11 2-3. Other Component Specifications Indoor Unit SAP– KRV93EHSAP– KRV123EH Outdoor Unit SAP– CRV93EHSAP– CRV123EH 0 0 10 20 30 40 50 60 70 80 90 40 60 80 100 120 140 160 180 200 20 10 1 2 3 4 5 6 7 8 9 10 15 20 25 30 35 40 • Indoor air temp sensor • Indoor heat exchanger sensor• Compressor temp se...
Page 14 - REFRIGERANT FLOW DIAGRAM; Indoor unit; Insulation of Refrigerant Tubing; both tubes must be well insulated; CAUTION
14 4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram Indoor Unit SAP-KRV93EH Outdoor Unit SAP-CRV93EH SAP-CRV123EH SAP-CRV123EH Compressor 4-way valve Accumulator Wide tube service valve Wide tube O.D. ø9.52 mm (3/8 ") Narrow tube service valve Narrow tube O.D. ø6.35 mm (1/4") Heat e...
Page 15 - N O T E
15 5. PERFORMANCE DATA 5-1. Temperature Charts Indoor Unit SAP-KRV93EH Outdoor Unit SAP-CRV93EH Overload prevention operates to protect the air conditioner when outdoor ambient temperature becomesextremely high in heating mode. (Refer to “9-2. Overload prevention during heating.”) ● … Points of rati...
Page 23 - Heating
23 6. ELECTRICAL DATA 6-1. Electrical Characteristics Indoor Unit SAP-KRV93EH Outdoor Unit SAP-CRV93EH Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 230V Single-phase 50Hz Rating conditions Running amp. A 0.17 Power input kW 0.033 0.21 0.048 Rating conditions: ...
Page 24 - iring Diagrams; To avoid electrical shock hazard, be sure to; Meaning of Abbreviations
24 6-2. Electric W iring Diagrams Indoor Unit SAP-KRV93EH Outdoor Unit SAP-CRV93EH WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. 5 5 4 4 3 3 2 2 1 1 4 4 3 3 2 2 1 1 2 2 1 1 6 6 5 5 4 4 3 3 2 2 1 1 6 6 W W W W W ...
Page 26 - INSTALLATION INSTRUCTIONS
26 7. INSTALLATION INSTRUCTIONS 7-1. Installation Site Selection 7-1-1. Indoor Unit AVOID: ● direct sunlight. ● nearby heat sources that may affect performance of the unit. ● areas where leakage of flammable gas may be expected. ● places where large amounts of oil mist exist. DO: ● select an appropr...
Page 28 - -2. Recommended Wire Length and Diameter
28 7-2. Recommended Wire Length and Diameter Regulations on wiring diameter differ from locality to locality. For field wiring requirements, please refer to yourlocal electrical codes. Carefully observe these regulations when carrying out the installation.Table 2 lists recommended wire lengths and d...
Page 29 - -3. Remote Control Unit Installation Position; To take out the remote control unit, pull it forward.
29 7-3-1. Mounting on a Wall Before mounting theremote control unit, pressthe ON/OFF operationbutton at the mountinglocation to make sure thatthe air conditioner oper-ates from that location.The indoor unit shouldmake a beeping sound toindicate that it hasreceived the signal. 7-3. Remote Control Uni...
Page 30 - I M P O R T A N T; OPERATION lamp
30 7-4. How to Test Run the Air Conditioner After turning on power to the air conditioner, use the remotecontroller and follow the steps below to conduct the test run. (1) Set the remote controller in Test Run mode. (Fig. 8a)a) Press and hold the QUIET button.b) Then press and hold the 1HR TIMER but...
Page 31 - How to remove the grille; Be sure to wear work gloves during
31 7-5. Remove the Grille to Install the Indoor Unit Basically, these models can be installed and wiredwithout removing the grille. If access to any internalpart is needed, follow the steps as given below. How to remove the grille (1) Grasp both ends of the air intake grille, and remove it by openin...
Page 32 - Control Unit
32 8. MAINTENANCE 8-1. Address Setting of the Remote Control Unit The address can be set in order to prevent interfer-ence between remote controllers when two Sanyoindoor units are installed near each other. The addressis normally set to “A.” To set a different address, it isnecessary to change the ...
Page 36 - NOTE
36 ■ Overload prevention during heating 9-2. Protective Functions During HEAT operation, the temperature of the indoor heat exchanger is used to control the frequency and lessen the load on the compressor before the protective device is activated. ■ Cold-air prevention during heating ■ Compressor di...
Page 37 - Defrosting Sequence; Releasing of defrosting; Reverse-Cycle Defrosting; Defrost detection and release
37 Heating operation Frost sensing Reverse-cycle defrosting operation Defrosting Sequence Releasing of defrosting ●● • • Outdoor fan ON 4-way valve ON ●● Outdoor heating exchanger temp. is over 14 ° C. Defrosting operation lasts 12 minutes (maximum). 2 minutes after it is stopped, compressor is ON. ...
Page 38 - Method of self-diagnostics
38 10. TROUBLESHOOTING ■ Precautions before performing inspection or repair NOTE Executing self-diagnostics ● 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 (inv...
Page 39 - Self-diagnostics Lamps
39 Self-diagnostics Lamps Indication on indoor unit .... OFF Timer Operation Code Diagnostics item Diagnostics contents S01 Room temperature sensor failure 1 Sensor open circuit or short circuit 2 Contact failure at connector or open circuit at terminal crimping location (short-circuit detection onl...
Page 40 - Check the indoor unit.; Control
40 ■ If self-diagnostics function fails to operate <Checking the indoor and outdoor units> ■ Checking the indoor unit ■ Checking the outdoor unit ■ Checking serial communications Check the indoor unit. Is the fuse blown? Control No. Check items (unit operation) Replace the controller. Replace ...
Page 43 - Resistance; resistance for electrical parts; CHECKING ELECTRICAL COMPONENTS
43 11-1. Measurement of Insulation Resistance ● The insulation is in good condition if the resistanceexceeds 1M Ω . 11-1-1. Power supply cord Clamp the grounding wire of power cord with the leadclip of the insulation resistance tester and measurethe resistance by placing a probe on either of the two...
Page 44 - on PCB Ass’y
44 11-2. Checking Continuity of Fuse on PCB Ass’y ● Remove the PCB Ass’y from the electrical compo-nent box. Then pull out the fuse from the PCBAss’y. (Fig. 5) ● Check for continuity using a multimeter as shownin Fig. 6. Fuse PCB Ass’y Fig. 5 Fuse Fig. 6
Page 45 - SPECIAL PRECAUTIONS WHEN SERVICING UNIT; 2-1. Characteristics of New Refrigerant R410A; Less toxic, more chemically stable refrigerant; Thus, always charge the refrigerant while it is in liquid phase.
45 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 ar...
Page 46 - No additional charge of compressor oil is permitted.; No use of refrigerant other than R410A; Never use a refrigerant other than R410A.; If refrigerant R410A is exposed to fire
46 ● Tubing precautions Refrigerant R410A is more easily affected by dust or moisture compared with R22, thus be sure to temporarilycover 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 cond...
Page 48 - Use a solenoid valve-installed vacuum pump; so; Standard time for evacuation; compressor as quickly as possible.; Length of tubing
48 12-5. In Case of Compressor Malfunction 12-5-1. Procedure for replacing compressor (1) Recovering refrigerant ● Any remaining refrigerant inside the unit should not bereleased to the atmosphere, but recovered using therefrigerant recovery unit for R410A. ● Do not reuse the recovered refrigerant, ...
Page 50 - Weld securely using flux and wax for R410A.; carry out repairs, then recharge the refrigerant.
50 12-6. In Case Refrigerant is Leaking (1) Detecting Leaks ● Use the detector for R410A to locate refrigerant leakpoints. (2) Recovering refrigerant ● Never release the gas to the atmosphere; recoverresidual refrigerant using the refrigerant recovery unitfor R410A, instead. ● Do not reuse the recov...
Page 51 - This will cause the air conditioner to; do not use its existing tubing.; completely new tubing must be used.; out repairs. Only then should you recharge the refrigerant.
51 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 camewith the indoor unit. Charge additional refrigerant in liquid state only. 12-8. Retro-Fitting Existing Systems 12-8...
Page 53 - Features
2 Features This air conditioner is an inverter type unit that automatically adjusts capacity as appropriate. Details on these functions are provided below; refer to these descriptions when using the air conditioner. • Microprocessor Controlled Operation The interior compartment of the remote control...
Page 54 - Contents; Product Information; DECLARATION OF CONFORMITY; This product is marked «; Alert Symbols
3 Contents Page Features ............................................................................................................ 2Product Information........................................................................................... 3Alert Symbols ..........................................
Page 55 - Wiring must be done by a qualified electrician.; Safety Instructions; Do not let children play with the air conditioner.
4 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 sam...
Page 56 - Names of Parts; Moisture in the room condenses and drains off through this hose.
5 Names of Parts This illustration is based on the external view of a standard model.Consequently, the shape may differ from that of the air conditioner which you have selected. This air conditioner consists of an indoor unit and an outdoor unit. You can control the air conditioner with the remote c...
Page 57 - Unit Display and Operation Button; This lamp lights when the system is being controlled by the timer.
6 Unit Display and Operation Button REMOTE CONTROL receiver This section picks up infrared signals from the remote control unit (transmitter). OPERATION button When the remote control cannot be used, pressing this button enables heating and cooling operation. Each time this button is pressed, the ty...
Page 59 - Remote Control Unit
8 Remote Control Unit Transmitter Sensor (Cover closed) Display FAN SPEED selector button FLAP button ON TIME setting buttons Return button Advance button CANCEL button SENSOR button CLOCK button ACL button ON/OFF operation button 1 HR. TIMER button Temperature setting buttons (TEMP.) MODE selector ...
Page 61 - Using the Remote Control Unit; mark will appear at the display. And the room temperature is
10 Remote Control Unit (continued) Using the Remote Control Unit 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 condi...
Page 62 - Using the Remote Control Unit (continued)
11 Using the Remote Control Unit (continued) How to Use the Remote Control Unit When using the remote control unit, always point the unit’s transmitter head directly at the air conditioner’s receiver. Remote Control Unit Installation Position The remote control unit may be operated either from a non...
Page 63 - Automatic Operation; Check that the circuit breaker on the power panel is turned on.
12 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. Check that the circuit breaker on the power panel is turned on. Once...
Page 64 - Operation with the Remote Control Unit (continued)
13 Operation with the Remote Control Unit (continued) 2. Manual Operation Check that the circuit breaker on the power panel is turned on and that the operation selector of the indoor unit is in the ON position. If the automatic operation settings of the unit do not meet your needs, press the setting...
Page 65 - Adjusting the Fan Speed; A. Automatic fan speed; Simply set the FAN SPEED selector button to the
14 Operation with the Remote Control Unit (continued) • Choose the best position in the room for the remote control unit, which 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. • This a...
Page 66 - Night Setback Mode; Night Setback Mode is used for saving energy.; mark appears in the display.; A. In Cooling and DRY
15 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. The mark appears in the display. To release the night setback function, press the NIGHT SETBACK button again. A. In Cooling and DR...
Page 68 - Special Remarks; Heating performance; Power failure during
17 Special Remarks 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 runs at lower speed for providing a comfortable breeze. • ‘‘DRY’’ operation is not possible if ...
Page 69 - Setting the Timer; How to set the present
18 Setting the Timer In the descriptions below, the following settings are used for the temperature and time indicator selector button on the bottom front section of the remote control.• Temperature: °C • Time: AM, PM 1. How to set the present time (Example) To set to 10:30 pm. 2. How to set the OFF...
Page 71 - The
20 Using the 1-Hour OFF Timer Tips for Energy Saving 1. 1-Hour OFF Timer This function causes the unit to operate for one hour and then stop, regardless of whether the unit is on or off when this button is pressed. The indicator in the display indicates that this function is operating. Setting proce...
Page 72 - Adjusting the Airflow Direction; The flap automatically closes when the unit is off.
21 Adjusting the Airflow Direction 1. Horizontal The horizontal airflow can be adjusted by moving the vertical vanes with your hands to the left or right. When the humidity is high, the vertical vanes should be in the front position during the cooling or dehumidifying operation. If the vertical vane...
Page 73 - Care and Cleaning; Cooling operation
22 Operation without the Remote Control Unit Care and Cleaning INDOOR UNIT If you have lost the remote control unit or it has trouble, follow the steps below. When the air conditioner is not running Each time the OPERATION button is pressed, the type of operation conducted is indicated by the changi...
Page 76 - Trouble Possible
25 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. Operating Range The air conditioner is operable within the temperature ranges as listed below: Tro...
Page 77 - SM
SANYO Electric Co., Ltd.Osaka, Japan SM 700590 FEB/2004 Printed in Japan
