TECHNICAL & SERVICE MANUALSAP-KRV93EH + SAP-CRV93EHSAP-KRV123EH + SAP-CRV123EHDC INVERTER SPLIT SYSTEM AIR CONDITIONERSAP-CRV93EHSAP-CRV123EHAIR C
10Outdoor Unit SAP–CRV123EHDATA SUBJECT TO CHANGE WITHOUT NOTICE.Fan & Fan MotorType … Fan / Fan Motor Propeller / DC MotorQ’ty … Dia. mm 1 … 370F
112-3. Other Component SpecificationsIndoor Unit SAP–KRV93EHSAP–KRV123EHOutdoor Unit SAP–CRV93EHSAP–CRV123EH00 102030405060708090406080100120140160180
125 5815825285567189 34524.5 5681556 79.54040450187.5178.9Wide tube ø9.52(3/8")Drain hose ø18Narrow tube ø6.35(1/4")187.5178.986.586.5 45360
13Outdoor Unit SAP-CRV93EHSAP-CRV123EH720 72Wide tube service valveø9.52 (3/8")2-ø12 holesNarrow tube service valveø6.35 (1/4")54816109 55
144. REFRIGERANT FLOW DIAGRAM4-1. Refrigerant Flow DiagramIndoor Unit SAP-KRV93EH Outdoor Unit SAP-CRV93EHSAP-CRV123EH SAP-CRV123EHCompressor4-wayva
155. PERFORMANCE DATA5-1. Temperature ChartsIndoor Unit SAP-KRV93EHOutdoor Unit SAP-CRV93EHOverload prevention operates to protect the air condition
16Indoor Unit SAP-KRV123EHOutdoor Unit SAP-CRV123EHOverload prevention operates to protect the air conditioner when outdoor ambient temperature become
175-2. Air Throw Distance ChartsHorizontal distance (m)Axis air velocity (m/s)Vertical distance (m)Room air temp. : 20°CFan speed : HighHeatingHorizon
18Horizontal distance (m)Axis air velocity (m/s)Vertical distance (m)Room air temp. : 20°CFan speed : HighHeatingHorizontal distance (m)Axis air veloc
195-3. Operating Frequency Charts0123450 1020304050607080Operating Freqency (Hz)Cooling Capacity (kW)54Min.CenterMax.0200400600800100012000 1020304050
2IMPORTANT! Please Read Before StartingThis air conditioning system meets strict safety and oper-ating standards. As the installer or service person,
200123450 20 40 60 80 100 120Operating Freqency (Hz)Heating Capacity (kW)3.6Min.CenterMax.7502004006008001000120014000 20 40 60 80 100 120Operating Fr
210123450 102030405060708090Operating Freqency (Hz)Cooling Capacity (kW)3.5Min.CenterMax.7802004006008001000120014000 102030405060708090Operating Freq
2201234560 20 40 60 80 100 120Operating Freqency (Hz)Heating Capacity (kW)4.2Min.CenterMax.81020040060080010001200140016000 20 40 60 80 100 120Operati
236. ELECTRICAL DATA6-1. Electrical CharacteristicsIndoor Unit SAP-KRV93EHOutdoor Unit SAP-CRV93EHIndoor Unit Outdoor Unit Complete UnitFan Motor Fa
246-2. Electric Wiring DiagramsIndoor Unit SAP-KRV93EHOutdoor Unit SAP-CRV93EHWARNINGTo avoid electrical shock hazard, be sure todisconnect power bef
25Indoor Unit SAP-KRV123EHOutdoor Unit SAP-CRV123EHWARNINGTo avoid electrical shock hazard, be sure todisconnect power before checking, servicingand/o
267. INSTALLATION INSTRUCTIONS7-1. Installation Site Selection7-1-1. Indoor UnitAVOID:●direct sunlight.●nearby heat sources that may affect perform
277-1-2. Outdoor UnitAVOID:●heat sources, exhaust fans, etc. (Fig. 4)●damp, humid or uneven locations.DO:●choose a place as cool as possible.●choose
287-2. Recommended Wire Length and DiameterRegulations on wiring diameter differ from locality to locality. For field wiring requirements, please ref
297-3-1. Mounting on a WallBefore mounting theremote control unit, pressthe ON/OFF operationbutton at the mountinglocation to make sure thatthe air c
3Table of ContentsPage1. OPERATING RANGE ...
307-4. How to Test Run the Air ConditionerAfter turning on power to the air conditioner, use the remotecontroller and follow the steps below to conduc
317-5. Remove the Grille to Install theIndoor UnitBasically, these models can be installed and wiredwithout removing the grille. If access to any int
328. MAINTENANCE8-1. Address Setting of the RemoteControl UnitThe address can be set in order to prevent interfer-ence between remote controllers wh
338-2. Disconnecting and Connecting Positive Connector for Outdoor UnitOne of the two types of connectors illustrated at left is used. Theirbasic stru
349. FUNCTIONS9-1. Operation Functions Emergency operation SENSOR DRY AUTO cooling/heating operation● Selecting the operation modeDuring DRY opera
35 HIGH POWERThis function acts to raise the power but keeps the AC system in the same operating mode.This function is set with the HIGH POWER button
36 Overload prevention during heating9-2. Protective FunctionsDuring HEAT operation, the temperature of the indoor heat exchanger is used to control
37Heating operationFrost sensingReverse-cycle defrosting operationDefrosting SequenceReleasing of defrosting●●••Outdoor fan ON4-way valve ON●●Outdoor
3810. TROUBLESHOOTING Precautions before performing inspection or repairNOTEExecuting self-diagnostics● After checking the self-diagnostics monitor,
39Self-diagnostics LampsIndication on indoor unit... OFFTimer OperationCode Diagnostics item Diagnostics contentsS01Room temperature sensor failure1
41. OPERATING RANGETemperature Indoor Air Intake Temp. Outdoor Air Intake Temp.CoolingMaximum 32°C D.B. / 23°C W.B. 43°C D.B.Minimum 19°C D.B. / 14°C
40 If self-diagnostics function fails to operate<Checking the indoor and outdoor units> Checking the indoor unit Checking the outdoor unit C
41<Trouble Diagnosis of Outdoor Fan Motor>...Applied for only SAP-CRV123 outdoor unit●This outdoor DC fan motor contains an internal control P
42<Noise malfunction and electromagnetic interference>An inverter A/C operates using pulse signal control and high frequencies. Therefore, it is
4311-1. Measurement of InsulationResistance●The insulation is in good condition if the resistanceexceeds 1MΩ.11-1-1. Power supply cordClamp the groun
4411-2. Checking Continuity of Fuseon PCB Ass’y●Remove the PCB Ass’y from the electrical compo-nent box. Then pull out the fuse from the PCBAss’y. (Fi
4512. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT12-1. Characteristics of New Refrigerant R410A12-1-1. What is New Refrigerant R410A
46●Tubing precautionsRefrigerant R410A is more easily affected by dust or moisture compared with R22, thus be sure to temporarilycover the ends of the
4712-3. Tools Specifically for R410A●For servicing, use the following tools for R410A●To prevent other refrigerants (R22, R407C) from being mistakenl
4812-5. In Case of Compressor Malfunction12-5-1. Procedure for replacing compressor(1) Recovering refrigerant● Any remaining refrigerant inside the
49(5) Recharging●Be sure to charge the specified amount ofrefrigerant in liquid stateusing the service portof the wide tube service valve. The propera
5DATA 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°
5012-6. In Case Refrigerant is Leaking(1) Detecting Leaks● Use the detector for R410A to locate refrigerant leakpoints. (2) Recovering refrigerant● N
5112-7. Charging Additional Refrigerant12-7-1. When Tubes are Extended●Observe the proper amount of refrigerant as stated in this service manual or
52INSTRUCTION MANUALSAP-KRV93EH + SAP-CRV93EHSAP-KRV123EH + SAP-CRV123EH(OI-852-6-4180-671-00-0)APPENDIX
2FeaturesThis air conditioner is an inverter type unit that automatically adjusts capacity as appropriate. Details on these functions are provided bel
3ContentsPageFeatures ... 2Product Informatio
4Installation Location• We recommend that this air conditioner be installed properly by qualified installation technicians in accordance with the Inst
5Names of PartsThis illustration is based on the external view of a standard model.Consequently, the shape may differ from that of the air conditioner
6Unit Display and Operation ButtonREMOTE CONTROL receiver This section picks up infrared signals from the remote control unit (transmitter).OPERATION
7Remote Control Unit (Display)(1) Operation modeAUTO ...HEAT ...MILD DRY ...
8Remote Control UnitTransmitterSensor(Cover closed)DisplayFAN SPEED selector buttonFLAP buttonON TIMEsettingbuttonsReturn buttonAdvance buttonCANCEL b
6Indoor Unit SAP-KRV123EHOutdoor Unit SAP-CRV123EHDATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature
9Remote Control Unit (continued)Temperature setting buttons(TEMP.)Press the button to increase the set temperature.Press the button to reduce the
10Remote Control Unit (continued)Using the Remote Control UnitSENSOR button When you press this button (use a small-tipped object such as a ballpoint
11Using the Remote Control Unit (continued)How to Use the RemoteControl UnitWhen using the remote control unit, always point the unit’s transmitter he
12Operation with the Remote Control Unit1. Automatic OperationThis unit automatically switches between cooling operation and heating operation accordi
13Operation with the Remote Control Unit (continued)2. Manual OperationCheck that the circuit breaker on the power panel is turned on and that the op
14Operation with the Remote Control Unit (continued)• Choose the best position in the room for the remote control unit, which also acts as the sensor
15Operation with the Remote Control Unit (continued)5. Night Setback ModeNight Setback Mode is used for saving energy.Press the NIGHT SETBACK button
16Operation with the Remote Control Unit (continued)6. QUIET ModeQUIET Mode is used to reduce the fan sound of the indoor unit. Press the QUIET butto
17Special RemarksHow it works? • Once the room temperature reaches the level that was set, the unit’s operation frequency is changed automatically.• D
18Setting the Timer In the descriptions below, the following settings are used for the temperature and time indicator selector button on the bottom fr
72-2. Major Component Specifications2-2-1. Indoor UnitIndoor Unit SAP–KRV93EHDATA SUBJECT TO CHANGE WITHOUT NOTICE.Control PCBPart No. CB-KRV93EH (POW
19Setting the Timer (continued)3. How to set the ON time(Example) To start operation at 7:10 am.4. How to set DAILY ON/OFF REPEAT timer(Example) To st
20Using the 1-Hour OFF TimerTips for Energy Saving1. 1-Hour OFF Timer This function causes the unit to operate for one hour and then stop, regardless
21Adjusting the Airflow Direction1. Horizontal The horizontal airflow can be adjusted by moving the vertical vanes with your hands to the left or righ
22Operation without the Remote Control UnitCare and CleaningINDOOR UNIT If you have lost the remote control unit or it has trouble, follow the steps b
23Care and Cleaning (continued)Anti-Mold Filter The anti-mold filter behind the air intake grille should be checked and cleaned at least once every tw
24Care 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
25TroubleshootingIf your air conditioner does not work properly, first check the following points before requesting service. If it still does not work
SANYO Electric Co., Ltd.Osaka, JapanSM700590 FEB/2004Printed in Japan
8Indoor Unit SAP–KRV123EHDATA SUBJECT TO CHANGE WITHOUT NOTICE.Control PCBPart No. CB-KRV123EH (POW-KRV93GJH)Controls MicroprocessorControl circuit fu
92-2-2. Outdoor UnitOutdoor Unit SAP–CRV93EHDATA SUBJECT TO CHANGE WITHOUT NOTICE.CompressorType DC Rotary (Hermetic)Compressor model / Nominal output
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