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technical & service manual dc inverter split system air

1. 25 30 35 40 T 0 5 10 15 20 25 Outdoor air temperature C Outdoor air temperature C 5 6 z t g 5 4 3 5 2 E 4 6 3 9 2 3 25 30 35 40 5 0 5 10 15 20 25 Outdoor air temperature C Outdoor air temperature C 25 55 5 v D 50 3 et 20 G 8 30 C 9 i S Indoor air temp B Jett pa 40 NT 5 15 27 C 5 b o 35 G 24 G 5 5 30 o 10 5 8 8 25 e e 5 5 20 25 30 35 40 5 0 5 10 15 20 25 Outdoor air temperature C Outdoor air temperature C each performance value test run mode Electrical performance values represent a combined indoor outdoor value Overload prevention operates to protect the air conditioner when outdoor ambient temperature becomes extremely high in heating mode Refer to 9 2 Overload prevention during heating Points of rating condition Black dots in above charts indicate the following rating conditions Cooling Indoor air temperature 27 C D B 19 C W B Heating Indoor air temperature 20 C D B Outdoor air temperature 35 C D B 24 C W B Outdoor air temperature 7 C D B 6 C W B 16 Indoor Unit SAP KRV126EH Outdoor Unit SAP CRV126EH H Cooling Characteristics
2. 25 5 E 14 14 2 25 i 30 C cx Indoor air temp 5 c 22 C Ss 12 2 o 122 5 24 w o 10 102 z 9 8 2 25 30 35 40 Outdoor air temperature C e ete MS A Es Ms al T 500 t E 4 5 o E 5 3 2 25 30 35 40 Outdoor air temperature C 25 5 S 20 oC E ihdoor air temp 30 c g m 15 27 C p 5 24 C o 2 10 5 25 30 35 40 Outdoor air temperature C B Heating Characteristics 4 0 g 40 8 Se Se 35 35 7 Id qa Ray e 30 8 sr ps NN 1 A g 5 2 5 B 25 5 5 2 0 I 04 0 5 10 15 20 25 Outdoor air temperature C 6 ot wer SY AT Se c O g AD 1 5 5 xT D 8 4 3 5 0 5 10 15 20 25 Outdoor air temperature C 55 D Es 50 2 AT 45 se X Oi Q 900 z E Nx 2 40 A1 s o 35 G c 9 30 2 8 25 e 20 5 0 5 10 15 20 25
3. Fig 10 Front panel N fe LIV Groove TN Fig 11 8 MAINTENANCE 8 1 Address Setting of the Remote Control Unit The address can be set in order to prevent interference between remote controllers when two indoor units are installed near each other The address is normally set to To set a different address it is necessary to change the address on the second remote controller changed you cannot restore the original address setting of the air conditioner 1 Switch on the power source 2 Break the address setting tab marked on the second remote controller to change the address Fig 13 When the tab is removed the address is automatically set to B Fig 14 3 Press and hold the remote controller QUIET button and 1 HR TIMER button At the same time press the ACL reset button Use a thin object such as the tip of a pen to press the ACL button When this has been done oP 1 test run appears blinking in the remote controller clock display area 4 Each time the 1 HR TIMER button is pressed the display changes as shown below Press this button 2 times to change the display to oP 7 address setting Fig 15 mse Or Test run mode 3 Self diagnostic mode w 7 Address setting mode 5 oP 7 has now been selected for address setting
4. 10 15 20 25 30 35 40 0 0 10 20 30 40 50 60 70 80 90 Temperature C 35 Temperature C Outdoor heat exchanger sensor Model DTN TKS334B 40 35 30 25 20 3 Resistance ohm 20 15 10 5 0 5 10 15 20 Temperature C 12 13 3 DIMENSIONAL DATA SAP KRV96EH Indoor Unit SAP KRV126EH Cor E E E fel 8 8 e 3 5 yh LW 5 3 t y P o If T _ LL IL L j 2 c zg N Fev 918 sez Tos dE E l Is 9281 OS 9281 928 1 grep ureig S 9
5. 7 2 Recommended Wire Length and Diameter 7 3 Remote Control Unit Installation Position 7 4 Howto Test Run the Air Conditioner aaaaaanaaaaa avan n sasasatanananuaunnnanananunnannnananananananananana 7 5 Removing and Installing the Grille L MAINTENANCE 8 1 Address Setting of the Remote Control Unit sse 8 2 Disconnecting and Connecting Positive Connector for Outdoor Unit FUNCTIONS 9 1 Operation FUNCIONS ec EO behe 9 2 ProtectiVe FUNCTIONS eee eee Sod Peed dead Die Page 10 TROUBLESHOOTING 10 1 Precautions before Performing Inspection or Repair 35 10 2 Method of Self Diagnostics M m 35 10 3 Checking the Indoor and Outdoor Units nnee 37 10 4 Noise Malfunction and Electromagnetic Interference 40 11 CHECKING ELECTRICAL COMPONENTS 11 1 Measurement of Insulation Resistance aaaaanaaxaaaaanaaaa nasnannannnanannannannnnnnnnnannnnnnnnannanna 41 11 2 Checking Continuity of Fuse on PCB ASS Y LL nn 42 12 REFRIGERANT R410A SPECIAL PRECAUTIONS WHEN SERVICING UNIT 12 1 Characteristics of
6. The address switch changes to prevent mixing of signals from remote control units when two air conditioners are installed next to each other Normally the address switch is set to A For more information please contact the dealer where you made the purchase Normally the tabs on the remote control unit should not be bent Temperature display selector button This switches the temperature display between C and F Ol 002 6 EG Sensor A temperature sensor inside the remote control unit senses the room temperature ON OFF operation button This button is for turning the air conditioner on and off 1 HR TIMER button 1 HOUR OFF TIMER EG When you press this button regardless of whether the unit is operating or stopping the unit operates for one hour and then shuts down Temperature setting buttons TEMP Press the 12 button to increase the set temperature Press the button to reduce the set temperature The temperature setting changes by 1 C or 2 F each time one of the TEMP buttons is pressed MODE selector button Use this button to select AUTO HEAT DRY COOL or FAN mode AUTO When this setting is selected the air conditioner calculates the difference between the thermostat setting and the room temperature and automatically switches to the COOL or HEAT mode as appropriate Kod HEAT The air conditioner makes the room warmer U D
7. G o S ZEE CE 2 RIC gt AM H Ki a gt R D EE S ERO ON OFF operation button TIMER button be MODE ED CD FAN SPEED NIGHT SETBACK CD c FLAP HIGH POWER TIMER SENSOR CDF 12H 4D24H ADR ACL Reset button 1 Self diagnostics Lamps INDOOR UNIT 3 LED CLEAN lamp 2 TIMER lamp 1 OPERATION lamp LEDCLEAN TIMER OPERATION ON OFF G OPERATION button ON OFF REMOTE CONTROL receiver Since the indications cover various units the corresponding parts listed below may not be present in some models Indication on indoor unit OFF IK Blinking Cf ON Illuminated LED Clean 3 Timer 2 Operation 1 Code Diagnostics item Room temperature sensor failure Indoor heat exchanger sensor failure Humidity sensor failure Diagnostics contents Sensor open circuit or short circuit Contact failure at connector or open circuit at terminal crimping location short circuit detection only for the humidity sensor Indoor outdoor circuit board failure Compressor temperature sensor failure Outdoor heat exchanger sensor failure Outdoor air temperature sensor failure Sensor open circuit or short circuit Contact failure at connector or open circuit at terminal crimping location 3 Outdoor circuit bo
8. UV ASSY ROOM THERMISTOR Ri BLK BLK BLK BLK COIL THERMISTOR BLK BLK 21 8FA2 5250 02100 1 Outdoor Unit SAP CRV96EH SAP CRV126EH To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts NOISE FILTER AC250V 20A TLC CONTROLLER F IN 353 Pr an TERMINAL 9 c PLATE E FERRITE 8 DIS B d 5 I X T m Q x a WHT WHT 556 X 8 213 m a T RUNTEST COILICOMP BL 5 Ki Ki N E R T RV En z x Sa gt 5 E AWAY VALVE 55 T 5 5 8 COIL an COMPRESSOR l o cO g RED Le e a L 2 I MOTOR o o9 Lr TI GRN 2 QE Ol PF 7r REACTOR ui 5 F zr E t 2 3 5 S 8 8 u Taze arose a n VON DU FAN MOTOR 8FA2 5250 04800 2 22 7 INSTALLATION INSTRUCTIONS 7 1 Installation Site Selection 7 1 1 Indoor Unit JIP To prevent abnormal heat generation and the possibility of fire do not place obstacles enclosures and grilles in front of or surrounding the air conditioner in a way that may block air flow 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 mis
9. eqni MOLEN 8 6 eqm SPIM ES 0 Elz amp 6 821 6 821 5 v EE f 8 SH 8 u e o o u E ok EITT 9 4 2 0 E lee e a a l 0 H a T 0 0 5 v oo o 9 zel e ve d IE sy _ as B Sc8 7 9781 OS E 9281 r1 LT LL EAN LAN c S 918 Outdoor Unit SAP CRV96EH SAP CRV126EH 538 91 o 12 AIR INTAKE E 265 290 316 AIR INTAKE AIR DISCHARGE 2 ID 12 NZ Wide tube service valve dia 9 52 3 8 Narrow tu rvice valv 720 72 be service valve dia 6 35 1 4 548 55 E 155 Unit mm 14 109 4 REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant Flow Diagram Indoor Unit SAP KRV96EH Outdoor Unit SAP CRV96EH SAP KRV126EH SAP CRV126EH Indoor unit Outdoor unit ie Tee ui SCH 2x gt TAS M Wide tube Accumulator 2 l QUT 1 H service i x Widetube valve zz C2 OI E 225 8 Hk ice Muffler valve 9 52mm 3 8 j NN I Sch i o i 1 2 5
10. The fan speed is forcibly changed to LL beginning 30 seconds after the thermostat turns OFF At stability of operation refers to operation when the room temperature has approached the set temperature When HEAT operation starts the indoor fan is stopped until the temperature of the indoor heat exchanger reaches 20 C or higher or until the room temperature reaches 15 C or higher B Compressor discharge temperature control This function controls the operation frequency to prevent the compressor discharge temperature from rising more than a specified temperature Compressor discharge temperature C Approx A 101 Approx 94 Area Automatic capacity control When the temperature rises above Point A the operation frequency is reduced at a specified rate Area Further frequency increase is prohibited When the temperature falls below Point B prevention of a rise in frequency is released and the air conditioner operates as in a area The compressor will stop if the temperature of the compressor discharge exceeds 120 C due to shortage of gas or other reason H Defrost detection and release H CT Peak current cut off control e Reverse Cycle Defrosting This function prevents The circuit breaker or fuse from operating to open the circuit This function works when electrical current has increased due to an increase in the cooling heating load E or to a decrease in the
11. No refrigerant protection Service valve not opened 2 Shortage of refrigerant DC compressor drive circuit failure Outdoor fan operating failure Open phase 2 Outdoor circuit board failure Fan motor failure 2 Contact failure at connector 3 Outdoor circuit board failure Outdoor system communications failure Outdoor high pressure SW OLR operation Outdoor power supply open phase Outdoor coil freezing Mis wiring 2 Blown fuse 3 Power relay failure 4 Open phase Outdoor circuit board failure 6 Compressor failure LED do p LEXEG amp KEEK Xe XE OX pe eX 0X ab DEDE X o CE X SX 8 Li ti Li ii 4 ii 1 Li Lh Freeze prevention operation activated 36 1 Indoor fan system failure 2 Shortage of refrigerant 3 Low temperature operation 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 Replace the controller 10 3 Checking the Indoor and Outdoor Units 1 Checking the indoor unit Replace the circuit board or the fuse Control Check items unit operation Use the remote controller to operate the The rated voltage must be present between inter unit wirings 1 and 2 unit in TEST run mode To determine Connect a 5 k ohm resistor between inter unit wirings 2 and 3
12. 3 8 I c Capillary tubes i both for heating Narrow and cooling tube Capillary tube Service for heating Narrow tube valve BE gs she SE Wes 1 Cooling cycle cc Sp Did Bad Defrosting cycle AE Check valve See 6 35 mm 4 eis My mut A bs Heating cycle Insulation of Refrigerant Tubing IMPORTANT Because capillary tubing is used in the outdoor unit both the wide and narrow tubes of this air conditioner become cold To EA Insulation prevent heat loss and wet floors due to dripping of condensation both tubes must be well insulated with a Thickness Thickness proper insulation material The thickness of the insulation Min 8 mm Min Simm should be a min 8 mm After a tube has been insulated Narrow tube SE Wide tube never try to bend it into a narrow CAUTION curve because it can cause the tube to break or crack 15 5 PERFORMANCE DATA 5 1 Temperature Charts Indoor Unit SAP KRV96EH Outdoor Unit SAP CRV96EH H Cooling Characteristics B Heating Characteristics MPaG kgf cm G MPaG kgf cm G Low pressure at wide tube service valve High pressure at wide tube service valve
13. Auto Flap Control This automatically sets the flap to the optimum position during heating cooling and drying operation Automatic Switching between Cooling and Heating This unit automatically switches between cooling operation and heating operation according to the difference between the room temperature and the temperature setting Hot Start Heating System Right from the start the air is warm and comfortable This system prevents any cold blasts at the beginning while the heat pump is warming up or even defrosting Automatic Restart Function for Power Failure Even when power failure occurs preset programmed operation can be reactivated once power resumes High Power Operation If not in Auto Operation the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High Quiet Operation The fan rotates slower than the fan speed setting to provide a quieter operating sound LED Clean Operation During operation the UV anti bacteria unit is activated for one hour and cleans the air blown from the air conditioner Anti Mold Filter This unit is equipped with an anti mold filter that inhibits the growth of mold and bacteria Air Clean Filter An air filter that eliminates unpleasant odors and cleans the air is available Purchase a replacement filter at your local dealer model STK FDXB CONTENTS Page FEATURES ie nette wie telen ERU ees i pd ai Uer
14. LED c REMOTE CONTROL UNIT Transmitter When you press the buttons on the remote control unit the mark appears in the display to transmit the setting changes to the receiver in the air conditioner Display Information on the operating conditions is displayed while the remote control unit is switched on If the unit is turned off FLAP setting and FAN SPEED setting are not displayed LED CLEAN button MaA If this button is pressed during AUTO HEAT DRY COOL FAN operation the UV anti bacterial unit is activated for one hour and cleans the air blown from the air conditioner QUIET button 10138 When you press this button the fan rotates slower than the fan speed setting to provide a quieter operating sound FAN SPEED selector button The air conditioner automatically decides the fan speeds 633 High fan speed 9 Medium fan speed Low fan speed FLAP button Press this button either to select the setting of the airflow direction to the auto flap in each mode or one of the six possible positions manually or to select the sweep function which moves the flap up and down automatically Auto flap setting If selected in a heating operation the flap is set to position 3 in the following chart If selected in a cooling or dry operation the flap is set at position 7 in the following chart A The airflow direction can be set manually six positions z
15. Metallic Ae part D j Clip Zo Le O Ge SC Insulation tester Fig 4 11 2 Checking Continuity of Fuse on PCB Ass y ins e Remove the PCB Ass y from the electrical component box Then pull out the fuse from the PCB Ass y Fig 5 e Check for continuity using a multimeter as shown in PCB Ass y Fig 6 3 Fig 5 Fuse Fig 6 42 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 Components mixing proportions HFC32 5096 HFC125 50 12 1 3 Characteristics Less toxic more chemically stable refrigerant e The composition of refrigerant R410A changes whether it is in a gaseous phase or liquid phase Thus when there is a refrigerant leak the basic performance of the air conditioner may be degraded because of a change in composition of the remaining refrigerant Therefore do not add new refrigerant Instead recover the remaining refrigerant with the refrigerant recovery unit Then after evacuation totally recharge the specified amount of refrigerant with the new refrigerant at its normal mixed composition state in liquid phase e When refrigerant R410A is used th
16. Outdoor air temperature C Check each performance value in test run mode Electrical performance values represent a combined indoor outdoor value Overload prevention operates to protect the air conditioner when outdoor ambient temperature becomes extremely high in heating mode Refer to 9 2 Overload prevention during heating Points of rating condition Black dots in above charts indicate the following rating conditions 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 5 2 Air Throw Distance Charts Indoor Unit SAP KRV96EH Room air temp 27 Fan speed High Horizontal distance m 1 2 3 4 5 6 7 8 9 Wa 1 EE 28 2 2 gt o N N N ar 4 1 Ki 4 A Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Room air temp 20 Fan speed High Horizontal distance m 1 2 3 4 5 6 7 8 9 oe 3 EE gt ge 2 G o 2 gt g 3 O ar 4 5 Flap angle 45 Axis air velocity 45 Flap angle 60 Axis air velocity 60 18 Indoor Unit SAP KRV126EH Room air temp Fan speed Axis air velocity m s Ve
17. WARNING This air clean filter cannot remove A 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 Otherwise there is a risk of suffocation in extreme cases How to install the air clean filter The air clean filter needs to be installed behind the front panel Air clean filter 1 Remove the front panel 2 Install the air clean filter in the position shown in the figure 3 Remount the front panel How to clean the air clean filter In general the filter should be sucked to remove dust in low fan speed of a vacuum cleaner once every three months e f there is heavily grime on the filter soak the filter in lukewarm water with neutral detergent diluted 1 500 for 1 to 2 minutes then wash it Rinse the filter in clean water then let it dry on the towel in room temperature NOTE Do not bend nor give excessive force onto the air clean filter e If the filter surface is heavily blocked with dirt or damaged replace it with new one Purchase a replacement filter at your local dealer model STK FDXB Cleaning the main unit and remote control unit e Wipe clean using a soft dry cloth To remove stubborn dirt moisten a cloth in warm water no hotter than 40 C wring thoroughly and then wipe The front panel can be removed in order to wash it with water Removing and remounting the front panel Refer to Ho
18. with siphon tube Charge with cylinder in normal position Fig 2 xu L gt NO Ze Charging cylinder 3 Refrigerant cylinder Open Fig 3 12 6 In Case Refrigerant is Leaking CAUTION Never attempt to charge additional refrigerant when refrigerant has been leaking 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 2 Recovering refrigerant Never release the gas to the atmosphere recover residual refrigerant using the refrigerant recovery unit for R410A instead Do not reuse the recovered refrigerant because its composition will have been altered 3 Welding leaking points Confirm again that no residual refrigerant exists in the unit before starting welding e Weld securely using flux and wax for R410A Prevent oxide film from forming inside the tubes utilizing substitution with nitrogen N2 in the refrigerant circuit of the unit Leave ends of tubes open during welding 4 Checking for sealing Use nitrogen gas for the pressurized gas and never use a refrigerant other than R410A Also do not use oxygen or any flammable gas 5 Evacuation e Use a solenoid valve installed vacuum pump so that even if power is cut off in the middle of evacuation of air due to a power interruption the valve wil
19. 6 Press the ON OFF operation button on the remote controller Fig 15 Check that the beep signalreceived sound is heard from the second indoor unit approximately 5 times The sound you hear is the signal that the remote controller address has been changed 7 Finally press the remote controller ACL reset button to cancel the blinking oP 7 display Fig 15 Changing of the second remote controller address is now completed 29 ACL button LED ON OFF O ON OFF CLEAN DT operation J button 1HR c d e 1HR TEMP TIMER Cv 1 A jq button QUIET MODE Tre cs FANSPEED NIGHT SETBACK QUIET button FLAP HIGH POWER TIMER c c CANCEL clock SENSOR TOT 1104 ADB On L ACL Reset button Fig 15 8 2 Disconnecting and Connecting Positive Connector for Outdoor Unit Pull the cover upward When the cover is pulled upward the lock is released with the sequence of 1 and 2 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 Always hold the cover to disconnect See illustration at left For the connector without the resin cover push the lock in the direction of 2 while pulling it off How to Connec
20. Complete Unit Fan Motor Fan Motor Compressor Performance at 230V Single phase 50Hz Rating conditions Running amp 4 53 Power input 992 Rating conditions Indoor air temperature 27 C D B 19 C W B Outdoor air temperature 35 C Heating Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 230V Single phase 50Hz Rating conditions Running amp 0 16 4 9 Power input 33 1 072 Rating conditions Indoor air temperature 20 C D B Outdoor air temperature 7 D B 6 C W B 20 6 2 Electric Wiring Diagrams SAP KRV96EH SAP KRV126EH Indoor Unit To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts EVAPORATOR TERMINAL BASE 3 Q gt 1 JFR 2 2 2 Gi WHT RED ER h 3 E Q 8 E FLAP MOTOR 1 2 3 4 5 BRN 4 CONNECTOR FAN MOTOR RED PNK BRN WHT RED BLK YEL GRN YEL 4 RED 1 PNK 2 BLU 3 3 4 5P WHT afa 5 WHD YEL 5 LAMP 9P WHT CONTROLLER 3P WHT ROOM COIL UV 6P WHT HA JEM A 4P WHT RED WHT WHT WHT WHT WHT WHT WHT IND LAMP ASSY ND BOND Jt WHT eJo sjojo sjo n
21. EG PRODUCT INFORMATION If you have problems or questions concerning your Air Conditioner you will need the following information Model and serial numbers are on the nameplate on the bottom of the cabinet Model No Serial No Date of purchase Dealer s address Phone number DECLARATION OF CONFORMITY This product is marked C as it satisfies EEC Directive No 89 336 EEC 73 23 EEC 93 68 EEC and 92 31 EEC This declaration will become void in case of mis usage and or from non observance though partial of Manufacturers installation and or operating instructions ALERT SYMBOLS The following symbols used in this manual alert you to potentially dangerous conditions to users service personnel or the appliance AND Alz This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death This symbol refers to a hazard or unsafe practice which can result in personal injury or product or property damage 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 elec tric supply in your home or office is the same as the voltage shown on the nameplate Do not install this air conditioner where there are fumes or flammable gases or in an extremely humi
22. Fig 8b d Release the 1HR TIMER button e Release the QUIET button 2 Start Cooling mode test run by pressing the ON OFF operation button of the remote controller Fig 8a This starts the fan producing uncooled forced air with gece the 3 indicator lamps OPERATION lamp TIMER lamp Tren LED CLEAN lamp on the main unit blinking FAN SPEED NIGHT SETBACK Fig 8c After 3 minutes the system shifts into cooling operation and cool air will start to be felt Cool mode ONG TIMER OFF test run is unaffected by the room temperature 3 Press the ON OFF operation button of the remote controller again to stop the test run Fig 8a 4 Finally press the ACL reset button of the remote controller to release it from Test Run mode to return to normal mode Fig 8a e and oP 1 will disappear from the remote controller display area IMPORTANT After the test run is completed be sure to press the ACL reset button to return to normal mode The air conditioner will not operate correctly if this is not done ON OFF operation button FLAP HIGH POWER c A v c ACL Reset button LED CLEAN lamp TIMER lamp OPERATION lamp LEDCLEAN TIMER OPERATION ON OFF e G Fig 8c 27 7 5 Removing and Installing the Grille Basically these models can be installed and wired without removing the grille If access to any internal part is need
23. New Refrigerant R410A rna nn 43 12 2 Checklist before Servicing me 43 12 3 Tools Specifically for R410A E 45 12 4 Tubing Installation Procedures 45 12 5 In Case of Compressor Malfunction i ce nee tn reu E Ee ER Ee MEE 46 12 6 In Case Refrigerant is Leaking 48 12 7 Charging Additional Refrigerant ss 49 12 8 Retro Fittin Existing Systems ennen kept er tania ni deden 49 INSTRUCTION MANUALE 50 1 OPERATING RANGE Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Maximum 32 C D B 23 C W B 43 C D B Minimum 19 C 14 C W B 19 C D B Heating Maximum Minimum 27 C D B 16 C 24 C D B 18 C W B D B 15 C W B 2 SPECIFICATIONS 2 1 Unit Specifications Indoor Unit SAP KRV96EH Outdoor Unit SAP CRV96EH Power Source 220 to 240V Single Phase 50Hz Voltage Rating 230V Capacity kW 25 0 9103 2 3 3 0 9to 4 3 BTU h 8 500 3 100 to 10 900 11 300 3 100 to 14 700 Air Circulation High mih Moisture Removal High _ esn m EER ml WIN Airflow Direction Indoor Horizontal Vertical Operation Sound Indoor Hi Me Lo Qt dB A Qt Quiet mode Outdoor Hi dB A 47 47 Refrigerant Narrow tube mm n Tube Di
24. When the whether the mode is currently in voltage at both ends is measured approximately 12 to 15V DC must TEST run mode check the 3 indicator be output and the multimeter pointer must bounce once every 8 lamps on the unit If all 3 are blinking seconds the current mode is TEST run Or instead of measuring the voltage you can insert an LED jig and check that the LED flickers once every 8 seconds If there are no problems with the above then check the outdoor unit For the Test run procedure refer to 7 4 How to Test Run the Air Conditioner 2 Checking the outdoor unit Control Check items unit operation Apply the rated voltage between outdoor The control panel LED red must illuminate unit terminals L and N Short circuit the outdoor unit COM terminal The compressor fan motor and 4 way valve must all turn on to the T RUN terminal If there are no problems with the above then check the indoor unit Using the TEST T RUN terminals TUREN T RUN Test run compressor and fan motor turn ON TEST MV Compresses time to 1 60th accelerates operation by 60 times faster than normal 37 3 How to Identify a Serial Communication Error If the lamps on the main body show the following conditions after the completion of self diagnosis a communication error between the indoor unit and outdoor unit might be considered In such a case identify the breakdown section by usi
25. a possible fire hazard When Transporting 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 thin aluminum fins on the air conditioner can cut your fingers When Installing In a Ceiling or Wall Make sure the ceiling wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support In a Room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to walls and floors In Moist or Uneven Locations Use a raised concrete pad or concrete blocks to provide a solid level foundation for the outdoor unit This prevents water damage and abnormal vibration In an Area with High Winds Securely anchor the outdoor unit down with bolts and a metal frame Provide a suitable air baffle In a Snowy Area for Heat Pump type Systems Install the outdoor unit on a raised platform that is higher than drifting snow Provide snow vents When Connecting Refrigerant Tubing Use the flare method for connecting tubing Apply refrigerant lubricant to the matching surfaces of the flare and union tubes before connecting them then tighten the nut with a torque wrench for a leak free connection Check carefully for leaks before starting the test run When Servicing Turn the power off at the main powe
26. and hold the remote controller QUIET button and 1 HR TIMER button At the same time press the ACL reset button Use a pointed object such as the tip of a pen to press the ACL button When this has been done oP 1 test run appears blinking in the remote controller clock display area Step 2 Next press the 1 HR TIMER button once to change the display from oP 1 to oP 3 self diagnostics The display continues to blink Step 3 Finally press the ON OFF button to engage self diagnostics mode The self diagnostics function utilizes the 3 indicator lamps on the main unit in combinations of ON lamps blinking lamps and OFF lamps to report the existence of sensor trouble or a protective operation The lamps blink or remain ON for 5 seconds then turn OFF for 2 seconds Self diagnostics is completed when the buzzer sounds 3 short beeps A maximum of 3 self diagnostics reports are displayed for 5 seconds each beginning with the most recent report Following this display the lamps turn OFF In order to view the self diagnostics results again press the ON OFF button again The 3 lamps remain OFF if no trouble has occurred lt IMPORTANT gt After self diagnostics is completed be sure to press the ACL reset button to return to normal mode The air conditioner will not operate if this is not done 35 Clock display gt Test run mode m 3 Self diagnostics mode AIR CONDITIONER
27. and other power terminals Fig 1 11 1 2 Indoor Unit Clamp an aluminum plate fin or copper tube with the lead clip of the insulation resistance tester and measure the resistance by placing a probe on each terminal screw on the terminal plate Fig 2 Note that the ground line terminal should be skipped for the check 11 1 3 Outdoor Unit Clamp a metallic part of the unit with the lead clip of the insulation resistance tester and measure the resistance by placing a probe on each terminal screw where power supply lines are connected on the terminal plate Fig 2 11 1 4 Measurement of Insulation Resistance for Electrical Parts Disconnect the lead wires of the desired electric part from terminal plate capacitor etc Similarly disconnect the connector Then measure the insulation resistance Figs 3 and 4 NOTE to Electric Wiring Diagram If the probe cannot enter the poles because the hole is too narrow then use a probe with a thinner pin 41 Ground wire ZU QR Probe a Insulation tester Fig 1 Terminal plate ollelele ellellella f gt B Clip f KJ Insulation tube or tester metallic part Clip NU tube or metallic part O KL Insulation tester Fig 3 From fan motor compressor and other parts V
28. gas cylinder Nen The above tools specifically for R410A must not be used for R22 and R407C Doing so will cause malfunction of the unit For the above vacuum pump 1 2 and vacuum pump adapter 3 those for R22 type units can be used for R410A type However they must be used exclusively for R410A and never alternately with R22 and R407C e To prevent other refrigerants R22 R407C from being mistakenly charged to this unit shape and external diameter of the service port screw has been altered External diameter of service R410A 7 94 mm 5 16 R22 R407C 6 35 mm 1 4 12 4 Tubing Installation Procedures When the tubes are connected always apply HAB oil on the flare portions to improve the sealing of tubing The following is the HAB oil generally used Esso ZERICE S32 wien For details on tubing installation procedures refer to the installation manuals attached to the indoor unit and outdoor unit 45 12 5 In Case of Compressor Malfunction CAUTION Should the compressor malfunction be sure to make the switch to a replacement compressor as quickly as possible Use only the tools indicated exclusively for R410A See 12 3 Tools Specifically for RA10A 12 5 1 Procedure for Replacing Compressor 1 Recovering refrigerant e Anyremaining refrigerant inside the unit should not be released to the atmosphere but recovered using the refrigerant recovery unit for R410A Do
29. grounded Fig 6 e For the installation of a grounding device please observe local electrical codes e Grounding is necessary especially for units using inverter circuits in order to release charged electricity and electrical noise caused by high tension Otherwise electrical shock may occur e Place a dedicated ground more than 2 meters away from other grounds and do not have it shared with other electric appliances e Be sure to connect the power supply line to the outdoor unit as shown in the wiring diagram The indoor unit draws its power from the outdoor unit e Do not run wiring for antenna signal or power lines of television radio stereo telephone security system or intercom any closer than 1 meter from the power cable and wires between the indoor and outdoor units Electrical noise may affect the operation 25 L Power supply WARNING Single phase 220 240VAC 50HZ Grounding line N e 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 In the path of the air conditioner s airstream Where it may become extremely hot or cold Where it may b
30. minute increments Holding down the button advances the time rapidly in 10 minute increments The timer ONE indication stops blinking and the present time is displayed 3 Wait a few seconds and then the setting is complete 4 How to set daily ON OFF repeat timer Example To start operation at 7 10 am and stop the air conditioner at 11 00 am 17 L BY OFF O P nt PM LI 00 5 es 10 30 pm 7 10 am 11 00 am Present time ON OFF id Lo LI Operation Indication 1 Set the timer ON OFF times as shown in 2 1 2 3 and 3 1 2 3 The present time 10 30 pm and ON OFFS are displayed NOTE The ON OFF combination timer uses the current time as the reference and it is activated starting from whichever set time comes first With the ON OFF combination timer the settings are repeated every day You can check the timer ON OFF times after you have set them by pressing the ON TIME and OFF TIME setting buttons To cancel a timer program Press the CANCEL button When either an ON or OFF timer is to be canceled press the button corresponding to the timer whose program is to be canceled and then press the CANCEL button NOTE The airflow direction fan speed and temperature setting can be changed after a timer program has been set even when the unit is stopped Even when operation is stopped during an ON timer pr
31. once to the unit This may cause damage to the compressor When charging with a refrigerant cylinder use an electronic scale for charging refrigerant In this case if the volume of refrigerant in the cylinder becomes less than 20 of the fully charged amount the composition of the refrigerant starts to change Thus do not use the refrigerant if the amount in the charging cylinder is less than 20 Also charge the minimum necessary amount to the charging cylinder before using it to charge the air conditioning unit Example In case of charging refrigerant to a unit requiring 0 76Kg using a capacity of a 10Kg cylinder the minimum necessary amount for the cylinder is 0 76 10 x 0 20 2 76Kg For the remaining refrigerant refer to the instructions of the refrigerant manufacturer If using a charging cylinder transfer the specified amount of liquid refrigerant from the refrigerant cylinder to the charging cylinder Prepare an evacuated charging cylinder beforehand CAUTION 9 To prevent the composition of R410A from changing never bleed the refrigerant gas into the atmosphere while transferring the refrigerant Fig 3 Do not use the refrigerant if the amount in the charging cylinder is less than 20 47 Configuration and characteristics of cylinders Valve Ta Single valve Charge liquid refrigerant with cylinder in up side down position Fig 1 Valve ED Single valve
32. p 2 PRODUCT INFORMATION rset ere ce i coepi 3 ALERT SYMBOLS eee tem Sl n edu A 3 INSTAEEATION aer no Pretorio oec euet g anda 3 ELECTRICAL REQUIREMENTS a a dite 3 SAFETY INSTRUGTIONS ksa aa S 3 NAMES OF PARTS ia ite ERR RHEINE ENERO AIRE 4 USING THE REMOTE CONTROL UNITA 8 OPERATION WITH THE REMOTE CONTROL UNITA 9 1 Automatic Operation cited eec 9 2 Manual Operation ep e E ee thee rigen Tope ce Cos detec 9 3 Adjusting the Fari Speed retenir ro Haus ect nde c vol Ha eec eei 10 4 Fan 2 iene eee 10 5 Night Setback Mode 3 Irc a dane ond avn edad E a 10 e QUIET MOde tette a Ple ein e ete o eae 10 7 HIGH POWER Meder mune rim epe hate feta fee cete argus 11 g LED CLEAN Mode 5 1 ie e dr dee Ege bn e T 11 SPECIAL REMARKS nete oo oci QE eee RC f s Dot l peo RE e eenn 11 SEFIINGTEE TIMER ett ated hte ata etie ise 12 USING THE 1 HOUR OFF TIMER otero eaei oneee ra ae a oa ea Ka eaaa Ea a eea SEAS 13 TIPS FOR ENERGY SAVING 13 ADJUSTING THE AIRFLOW DIRECTION A 13 OPERATION WITHOUT THE REMOTE CONTROL UNITA 14 GARE AND GLEANING ennn Ene 14 TROUBLESHOOTING i IUUD GU DE 15 OPERATING RANGE e ct eet ve Var red eB dk Ye ca ce YE TREE YES 15 Ol 002 2
33. temperature Press the NIGHT SETBACK button In Heating Mode x When the night setback mode is selected the air conditioner automatically lowers the temperature setting 2 C when 30 minutes have passed after the selection was made and then another 2 C after another 30 minutes have passed regardless of the indoor temperature when night setback was selected This enables you to save energy without sacrificing comfort This function is convenient when gentle heating is needed Setting temperature 2 C 4 F i Press the NIGHT Somin SETBACK button 6 QUIET Mode 17 OL te un PM Oke 7 9 LED ONrI OFF CLEAN Q QUIET Mode is used to reduce the fan sound of the indoor unit Press the QUIET button The 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 e H the unit is already operating with a very low airflow the fan sound may not change even if the QUIET button is pressed Ol 002 10 EG 7 HIGH POWER Mode 17 L PM Ok ON I OFF O LED CLEAN QUIET MODE Co FAN SPEED NIGHT SETBACK C CD FLAP HIGH POWER CI HIGH POWER mode can be used to increase the output of the indoor unit for all operation modes except automatic operation Press the HIGH POWER button The rj mark appears in the displ
34. the fins are sharp and may cause injury if handled improperly be especially careful when you clean these parts 3 The internal coil and other components of the outdoor unit must be cleaned every year Consult your dealer or service center 14 Anti Mold Filter The anti mold filter behind the front panel should be checked and cleaned at least once every two weeks How to remove the anti mold filter 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 front panel Front panel Air clean filter om Anti mold filter 2 Remove the anti mold filter Cleaning Use a vacuum cleaner to remove light dust If there is sticky dust on the filter wash the filter in lukewarm soapy water rinse it in clean water and dry it How to replace the anti mold filter 1 Insert the top of the anti mold filter align the two protrusions with the center hook at bottom then mount the filter into place aj Anti mold filter Protrusion Center hook 2 Press the locations marked by the arrows and close the front panel Front panel Ol 002 14 EG Air Clean Filter The air clean filter removes dust and dirt from the air and reduces odors and smoke from tobacco
35. 0 C Outdoor air temperature 7 C D B 6 C W B 7 2 2 Major Component Specifications 2 2 1 Indoor Unit Indoor Unit SAP KRV96EH Control PCB CB KRV96EH Control Circuit Fuse 250V 3 15A Remote Control Unit RCS 6HVPUS4E Type Q ty Dia and Length mm 1 D94 L634 Coil Resistance Ohm BRN WHT 234 Ambient Temp 20 C PNK RED WHT 209 Safety Device Type Operating Temp Open Run Capacitor Micro F VAG 440 Flap Motor Baa Coil Resistance Ohm Each Pair of Terminal 400 7 Ambient Temp 25 C Heat Exchanger Coil DATA SUBJECT TO CHANGE WITHOUT NOTICE Indoor Unit SAP KRV126EH Control PCB CB KRV126EH Control Circuit Fuse 250V 3 15A Remote Control Unit RCS 6HVPUS4E Type Q ty Dia and Length mm 1 D94 L634 Coil Resistance Ohm BRN WHT 234 Ambient Temp 20 C PNK RED WHT 209 Safety Device Type Operating Temp Open Run Capacitor Micro F VAG 440 Flap Motor SS Bae Coil Resistance Ohm Each Pair of Terminal 400 7 Ambient Temp 25 C Heat Exchanger Coil DATA SUBJECT TO CHANGE WITHOUT NOTICE 2 2 2 Outdoor Unit Outdoor Unit SAP CRV96EH Control PCB CB CRV96EH Control Circuit Fuse 250V 20A Compressor Compressor Oil Amount CC Coil Resistance Ambient Temp 20 C R S 0 632 S T 0 632 Safety Device CT Peak current cut off control Overload Relay Run Capacitor Grankcase Heater 4 Pr
36. 126 7 5 15 7 15 If total tubing length becomes 7 5 to 15 m charge additional refrigerant R410A by 15 g m No additional charge of compressor oil is necessary 7 1 2 Outdoor Unit AVOID heat sources exhaust fans etc Fig 4 damp humid or uneven locations DO position the outdoor unit a protected location where snow will not blow into it e choose a place as cool as possible choose a place that is well ventilated allow enough room around the unit for air intake exhaust and possible maintenance Fig 5a provide a solid base level concrete pad concrete block 10 X 40 cm beams or equal a minimum of 10 cm above ground level to reduce humidity and protect the unit against possible water damage and decreased service life Fig 5b e Install cushion rubber under unit s feet to reduce vibration and noise Fig 5c e use lug bolts or equal to bolt down unit reducing vibration and noise Install in a location where no antenna of a television or radio exists within 3 meters NO Hot air 2 77 n Heat source Exhaust fan Outdoor unit Fig 4 Obstacle above ir i 3 Air intake S Min Min PEE 2m 5 2m 2 ke o Min Air discharge Min lt 8 20 2 MID Fig 5a Ground Min 5 cm Air intake Anchor bolts 4 pcs ES F T Min 10 Air intake
37. 22222 22222222 EE 222222 E Concrete or equal CH acc 4 00 Fig 5b NN MINN N NNN kN WW WW WW NW WW Wi ANN ANN Cushion rubber Locally purchased Fig 5c 24 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 Refer to the wiring system diagram Fig 6 for the meaning of A B and C in Table 2 Table 2 Cross Sectional A B Power Supply Wiring Length C Control Area mm B Power Line Length m Line Length m CRV96 CRV126 Fuse or Circuit Breaker Capacity WIRING SYSTEM DIAGRAM e Be sure to comply with local codes on running the INDOOR OUTDOOR wire from the indoor unit to the outdoor unit size of UNIT B UNIT wire and wiring method Terminal Terminal e Each wire must be firmly connected D e No wire should be allowed to touch refrigerant tubing C 2 the compressor or any moving part Q 3 j Oroundingline A e To avoid the risk of electrical shock each air conditioner unit must be
38. A The flap moves up and down automatically NOTE When you press the FLAP button the air flow direction will be changed one by one as follows 1 2 3 4 5 6 7 8 Sto A AR NINH SWEEP ON TIME OFF TIME setting buttons Advance button AIR CONDITIONER BOB F Ge SET TEMP EN HH b l el DU REECH a O Lt 8 11993 LED ONrI OFFO CLEAN QUIET MODE J C gt FAN SPEED NIGHT SETBACK S FLAP HIGH POWER Return button No display The timer does not operate ON 9 The air conditioner starts at the set time OFFO The air conditioner stops at the set time ON O OFFO The air conditioner stops and starts or starts and Stops at the set times every day For details see SETTING THE TIMER ON TIMER OFO CANCEL button 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 NOTE If the remote control is located near a heat source such as a space heater or in direct sunlight press the SENSOR button to switch to the sensor on the indoor unit ADDRESS switch 12H 4b24H
39. CIAL 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 automatically runs at lower speed for providing a comfortable breeze DRY operation is not possible if the indoor temperature is 15 C or less Heating el Operation Heating performance Because this air conditioner heats a room by drawing in the heat of the outside air heat pump system the heating efficiency will fall off when the outdoor temperature is very low If sufficient heat cannot be obtained with this air conditioner use another heating appliance together with it Defrosting When the outdoor temperature is low frost or ice may form on the heat exchanger coil reducing heating performance When this happens a microcomputer defrosting system operates At the same time the fan on the indoor unit stops and the OPERATION lamp lights red and orange alternately until defrosting is completed Heating operation restarts after several minutes This interval will vary slightly depending upon the outdoor temperature and the way in which frost forms Cold draft prevention For several minutes after the start of heating operation the indoor fan runs at a lower speed until the indoor heat exchanger coil has warmed up sufficiently However the fan may remain stopped when the room tem
40. CONTROL UNIT INSTALLATION POSITION The remote control unit may be operated either from a non fixed position or from a wall mounted position To ensure that the air conditioner operates correctly DO NOT install the remote control unit in the following places DO NOT In direct sunlight Behind a curtain or other places where it is covered More than 8 away from the air conditioner n the path of the air conditioner s airstream Where it may become extremely hot or cold Where it may be subject to electrical or magnetic noise Where there is an obstacle between the remote control unit and air conditioner since a check signal is sent from the remote control unit every 5 minutes MOUNTING THE REMOTE CONTROL UNIT Before mounting the remote control unit press the ON OFF operation button at the mounting location to make sure that the air conditioner operates from that location The indoor unit should make a beeping sound to indicate that it has received the signal Rear side Mounting screws To prevent loss of the remote control 4 x 16 included unit you can connect the remote control unit to the mount by passing a string through the remote control unit and attachment hole To take out the remote control unit pull it forward WHEN HOLDING THE REMOTE CONTROL UNIT When using the remote control unit and during air conditioner operation the transmitter on the remote control unit should be pointed
41. DE ED c FANSPEED NIGHT SETBACK FLAP HIGH POWER A Sweep function The flap starts moving oN up and down to deliver 7 air over the sweep range B Setting the airflow manually Referring to the above illustration usethe COOL FLAP button to set the DRY airflow direction within FAN the range used during the heating cooling or dehumidifying operation C Auto flap function TEE The flap is set AN to the VV recommended position NOTE The flap automatically closes when the unit is off During the heating operation the fan speed will be very low the flap will be in the horizontal position position until the air being blown out of the unit begins to warm Once the air warms up the flap position and fan speed change to the settings specified with the remote control NIE Use the FLAP button on the remote control to adjust the position of the flap If vou move the flap bv hand the flap position according to the remote control and the actual flap position may no longer match If this should happen shut off the unit wait for the flap to close and then turn on the unit again the flap position will now be normal again Do not have the flap pointed down during cooling operation Condensation may begin to form around the air vent and drip down 13 OPERATION WITHOUT THE REMOTE CONTROL UNIT INDOOR UNIT OPERATION lamp LEDCLEAN TIMER OPERATION ON O
42. FF L OPERATION button ON OFF If vou 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 tvpe of operation conducted is indicated bv the changing color of the OPERATION lamp Press the button and select the lamp color that suits vour preference for operation gt Heating Stop operation red lamp off Cooling operation green NOTE The temperature is set to the room temperature minus 2 C during the cooling operation and to the room temperature plus 2 C during the heating operation and the fan speed and flap are set to Auto CARE AND CLEANING 1 For safety be sure to turn the air conditioner off and also to disconnect the power before cleaning 2 Do not pour water on the indoor unit to clean it This will damage the internal components and cause an electric shock hazard AI Casing and Grille Indoor Unit Clean the casing and grille of the indoor unit with a vacuum cleaner brush or wipe them with a clean soft cloth If these parts are stained use a clean cloth moistened with a mild liquid detergent When cleaning the grille be careful not to force the vanes out of place 1 Never use solvents or harsh AN chemicals when cleaning the indoor unit Do not wipe the plastic casing using very hot water 2 Some metal edges and
43. If replacing an older unit that used refrigerant R22 with a R410A unit do not use its existing tubing Instead completely new tubing must be used 49 APPENDIX INSTRUCTION MANUAL SAP KRV96EH SAP CRV96EH SAP KRV126EH SAP CRV126EH Ol 852 6 4181 002 00 0 50 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 The interior compartment of the remote control unit contains several features to facilitate automatic operation easy logically displayed for easy use Simple One touch Wireless Remote Control The remote control unit has several features to facilitate automatic operation e 24 Hour ON or OFF Timer This timer can be set to automatically turn the unit on or off at any time within a 24 hour period 1 Hour OFF Timer This timer can be set to automatically turn off the unit at any time after one hour Night Setback Pressing this button changes the setting of the room temperature thermostat allowing you to set the temperature at whatever level that you find comfortable Automatic and 3 step Fan Speed Auto High Medium Low Air Sweep Control This function moves a flap up and down in the air outlet directing air in a sweeping motion around the room and providing comfort in every corner
44. Operation together with the daily ON OFF repeat timer The 1 Hour OFF Timer setting is given priority over the DAILY ON OFF REPEAT setting TIPS FOR ENERGY SAVING Do not Block the air intake and outlet of the unit If they are obstructed the unit will not work well and may be damaged Let direct sunlight into the room Use sunshades blinds or curtains If the walls and ceiling of the room are warmed by the sun it will take longer to cool the room Do Always try to keep the air filter clean Refer to CARE AND CLEANING A clogged filter will impair the performance of the unit To prevent conditioned air from escaping keep windows doors and any other openings closed 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 Ol 002 13 EG MITI When the humiditv is high the vertical vanes should be in the front position during the cooling or dehumidifving operation If the vertical vanes are positioned all of the wav to the right or left condensation mav begin to form around the air vent and drip down 2 Vertical The vertical airflow can be adjusted bv moving the flap with the remote control unit Do not move the flap with vour hands 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 QUIET MO
45. RY 4 The air conditioner reduces the humidity in the room 688 COOL s amp The air conditioner makes the room cooler FAN 98 The air conditioner works only as a circulation fan NIGHT SETBACK button For details see 5 Night Setback Mode When you press this button in the HEAT DRY or COOL mode the mark appears in the display and the remote control unit will automatically adjust the set temperature to save energy HIGH POWER button AI If this button is pressed during HEAT DRY COOL or FAN operation the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1step above HIGH CLOCK button Time display selector button This switches the time display between 24 hour time and 12 hour time ACL button ALL CLEAR Puts the remote control unit into pre operation status Always press this button after replacing the batteries Cover closed NOTE The illustration above pictures the remote control unit after the cover has been opened The remote control unit sends the temperature signal to the air conditioner regularly at five minute intervals If the signal from the remote control unit stops for more than 15 minutes due to the loss of the remote control unit or other trouble the air conditioner will switch to the temperature sensor which is built into the indoor unit and control the room temperature In these cases the t
46. TECHNICAL amp SERVICE MANUAL SANYO SAP KRV96EH 4 SAP CRV96EH FILE NO SAP KRV126EH SAP CRV126EH Destination Europe DC INVERTER SPLIT SYSTEM AIR CONDITIONER Indoor Model No Product Code No Outdoor Model No Product Code No SAP KRV96EH 1 852 346 74 SAP CRV96EH 1 852 346 81 SAP KRV126EH 1 852 346 75 SAP CRV126EH 1 852 346 82 Indoor Unit Outdoor Unit SAP KRV96EH SAP CRV96EH SAP KRV126EH SAP CRV126EH RoHS This product does not contain any hazardous substances prohibited by the RoHS Directive N WARNING You are requested to use RoHS compliant parts for maintenance or repair You are requested to use lead free solder Compliance with regulation 842 EC 2006 Article 7 1 requirements Do not vent R410A into the atmosphere R410A is a fluorinated greenhouse gas covered by the Kyoto Protocol with a global warming potential GWP 1975 REFERENCE NO SM700728 Important Please Read Before Starting This air conditioning system meets strict safety and operating 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 operation you must Carefully read this instruction booklet before beginning Follow each installation or repair step exactly as shown Observe all loc
47. al state and national electrical codes Pay close attention to all warning and caution notices given in this manual This symbol refers to a hazard WARNING or unsafe practice which can result in severe personal injury or death This symbol refers to a hazard CAUTION or unsafe practice which can result in personal injury or product or property damage If Necessary Get Help These instructions are all you need for most installation sites and maintenance conditions If you require help for a special problem contact our sales service outlet or your certified dealer for additional instructions In Case of Improper Installation The manufacturer shall in no way be responsible for improper installation or maintenance service including failure to follow the instructions in this document SPECIAL PRECAUTIONS WARNING When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH ONLY A QUALIFIED EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked Highly dangerous electrical voltages are used in this system Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inadequate grounding can cause accidental injury or death Ground the unit following local electrical codes Connect all wiring tightly Loose wiring may cause overheating at connection points and
48. alue W An error in the P C Board in the indoor unit might be considered Terminal board error etc An error in the P C Board in the Condition E12 outdoor unit might be considered Connection error between the P C Board in the outdoor unit and J B What is the self diagnosis result An error in the inter unit wiring might be considered ex wire breaking or connection error etc An error in the inter unit wiring Condition EO1 might be considered ex wire breaking or connection error An error in the Board in the outdoor unit might be considered Connection error between the Board in the outdoor unit and J B 38 3 2 Condition E12 1 Disconnect the inter unit wiring on the indoor unit side 2 Operate the system in TEST RUN mode Then five minutes later perform the self diagnosis Condition EO1 What is the self diagnosis result Condition E12 1 Disconnect the inter unit wiring on the outdoor unit side 2 Operate the system in TEST RUN mode Then five minutes later perform the self diagnosis An error in the P C Board in the indoor unit might be considered Terminal board error Condition EO1 What is the self diagnosis result Condition E12 An error in the Board in the ou
49. ameter Wide tube mm in 9 52 3 8 Refrigerant Tube Kit Accessories Optional Air Clean Filter Dimensions amp Weight Unit Dimensions Package Dimensions Height Weight Net Shipping Shipping Volume m DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 27 C D B 19 W B Outdoor air temperature 35 24 W B Heating Indoor air temperature 20 C Outdoor air temperature 7 C D B 6 C W B 6 Indoor Unit SAP KRV126EH Outdoor Unit SAP CRV126EH Power Source 220 to 240V Single Phase 50Hz Voltage Rating 230V Capacity kW 33 0 9 to 3 8 4 0 0 9 to 5 0 BTU h 11 300 3 100 to 13 000 13 600 3 100 to 17 100 Air Circulation High mih Moisture Removal High Des 18 J VEER ZZR COP ZZW Airflow Direction Indoor Horizontal Vertical Operation Sound Indoor Hi Me Lo Qt dB A Qt Quiet mode Outdoor Hi dB A 48 48 Refrigerant Narrow tube mm n Tube Diameter Wide tube mm in 9 52 3 8 Refrigerant Tube Kit Accessories Optional Air Clean Filter Dimensions amp Weight Unit Dimensions Package Dimensions Height Weight Net Shipping Shipping Volume m DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Cooling Indoor air temperature 27 C D B 19 W B Outdoor air temperature 35 24 W B Heating Indoor air temperature 2
50. ard failure Outdoor electrical current detection failure Outdoor circuit board failure Indoor outdoor communications failure serial communications Mis wiring 2 AC power failure 3 Blown fuse 4 Power relay failure Indoor or outdoor circuit board failure x x X ik ik ih 4 X X A E04 HIC circuit failure Power Tr transistor circuit failure Outdoor unit external ROM OTP data failure Peak current cut off HIC or power Tr failure 2 Outdoor fan does not turn 3 Instantaneous power outage Service valve not opened 5 Outdoor fan blocked 6 Continuous overload operation Compressor failure 8 Outdoor circuit board failure External ROM data failure 2 Outdoor circuit board failure Instantaneous power outage 2 HIC or power transistor failure Outdoor circuit board failure E05 PAM circuit failure Active circuit failure Compressor discharge overheat prevention activated Outdoor circuit board failure 2 Outdoor power supply voltage failure Electric expansion valve failure 2 Capillaries choked 3 Shortage of refrigerant Continuous overload operation 5 Outdoor fan does not rotate 6 Outdoor circuit board failure Indoor fan operating failure Fan motor failure 2 Contact failure at connector 3 Indoor circuit board failure 4 way valve switching failure Indoor zero cross failure 4 way valve failure heat pump model only Outdoor circuit board failure
51. ay To cancel press HIGH POWER button again When the HIGH POWER button is pressed the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High HIGH POWER Mode cannot be used when the operation mode is Automatic Operation QUIET Mode and HIGH POWER Mode cannot be used at the same time NOTE When set to High fan speed during heating operation the fan runs at High fan speed even though the 7 mark is displayed Depending on the operating conditions the fan speed may be increased by a small amount only 8 LED CLEAN Mode In LED CLEAN mode a UV anti bacterial unit including a LED CLEAN lamp and anti bacterial filter in the indoor unit is used during AUTO HEAT DRY COOL or FAN operation to remove bacteria from air blown from the air conditioner Press the LED CLEAN button The 15 mark appears in the display To cancel press the LED CLEAN button again When the LED CLEAN button is pressed the UV anti bacterial unit operates for one hour and cleans air blown from the air conditioner Ol 002 11 EG NOTE Pressing the MODE selector button cancels LED CLEAN mode e Do not open the front panel while the LED CLEAN lamp on the displav is on e Depending on the room brightness light from the LED CLEAN lamp may reflect inside the air conditioner and be visible This is not a malfunction SPE
52. button to the B position This automatically sets the best fan speed for the room temperature B Manual fan speed If you want to adjust fan speed manually during operation just set the FAN SPEED selector button as desired 89 9 or 4 Fan Only LED CLEAN ON OFF O STEP 2 QUIET MODE CJ C 9 STEP 1 FANSPEED NIGHT SETBACK If you want to circulate air without any temperature control follow these steps STEP 1 Press the MODE selector button to switch to the fan mode 98 STEP2 Press the ON OFF operation button STEP 3 Press the FAN SPEED selector button to select the fan speed of your choice 3 9 or 99 5 Night Setback Mode QUIET C CD FAN SPEED 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 10 A In Cooling and DRY Mode and 0 When the night setback mode is selected the air conditioner automatically raises the temperature setting 1 C when 30 minutes have passed after the selection was made and then another 1 C after another 30 minutes have passed regardless of the indoor temperature when night setback was selected This enables you to save energy without sacrificing comfort This function is convenient when gentle cooling is needed Setting
53. d space such as a greenhouse Do not install the air conditioner where excessively high heat generating objects are placed a Avoid To protect the air conditioner from heavy corrosion avoid installing the outdoor unit where salty sea water can splash directly onto it or in sulphurous air near a spa Ol 002 3 EG ELECTRICAL REQUIREMENTS 1 All wiring must conform to the local electrical codes Consult your dealer or a qualified electrician for details 2 Each unit must be properly grounded with a ground or earth wire or through the supply wiring 3 Wiring must be done by a qualified electrician SAFETY INSTRUCTIONS Read this Instruction Manual carefully before using this air conditioner If you still have any difficulties or problems consult your dealer for help This air conditioner is designed to give you comfortable room conditions Use this only for its intended purpose as described in this Instruction Manual MNE Never use or store gasoline or other flammable vapor or liquid near the air conditioner it is very dangerous This air conditioner has no ventilator for intaking fresh air from outdoors You must open doors or windows frequently when you use gas or oil heating appliances in the same room which consume a lot of oxygen from the air Otherwise there is a risk of suffocation in an extreme case Do not turn the air conditioner on and off from the power
54. ded wires 2 Move unit away from the noise source This refers to noise generated by high speed switching of the microcomputer and compressor This noise radiates through space and returns to the electric wiring affecting any wireless devices televisions radios etc located nearby Locations most susceptible to noise Trouble Correction 1 A television or radio is located near the A C and A C wiring 2 The antenna cable for a television or radio is located close to the A C and A C wiring 3 Locations where television and radio signals are weak 1 Noise appears in the television picture or the picture is distorted 2 Static occurs in the radio sound 40 Select a separate power source Keep the A C and A C wiring at least 1 meter away from wireless devices and antenna cables Change the wireless device s antenna to a high sensitivity antenna Change the antenna cable to a BS coaxial cable Use a noise filter for the wireless device Use a signal booster 11 CHECKING ELECTRICAL COMPONENTS 11 1 Measurement of Insulation Resistance The insulation is in good condition if the resistance exceeds 1M ohm 11 1 1 Power Supply Cord Clamp the grounding wire of power cord with the lead clip of the insulation resistance tester and measure the resistance by placing a probe on either of the two power wires Fig 1 Then also measure the resistance between the grounding
55. e can be set in 1 minute increments Holding down the button advances the time rapidly in 10 minute increments 2 Press the Advance Return a button until 10 30 is displayed 3 Press the CLOCK button again This completes the setting of the current time 2 How to set the OFF time Example To stop the air conditioner at 11 00 am OFFO Dn 31 L O AM 4 PT AM Jr CDU cag Jes Operation Indication 1 Press the OFF TIME setting button once The timer OFF indication is displayed and the present OFF time is shown The timer indication blinks The time can be set in 10 minute increments Holding down the button advances the time rapidly in 10 minute increments The timer OFFO indication stops blinking and the present time is displayed 2 Press the Advance Return a v button until AM 11 00 is displayed 3 Wait a few seconds and then the setting is complete 12 3 How to set the ON time Example To start operation at 7 10 am Operation Indication 1 Press the ON TIME setting button once The timer ONG indication is displayed and the present ON time is shown 2 Press the Advance Return a v button until AM 7 10 is displayed The timer ON indication blinks The time can be set in 10
56. e composition will differ depending on whether it is in gaseous or liquid phase and the basic performance of the air conditioner will be degraded if it is charged while the refrigerant is in gaseous state Thus always charge the refrigerant while it is in liquid phase Ether type oil is used for compressor oil for R410A type units which is different from the mineral oil used for R22 Thus more attention to moisture prevention and faster replacement work compared with conventional models are required 12 2 Checklist before Servicing Use a clutch type flare tool for R410A or the conventional flare tool Note that sizes of the resultant flares differ between these two tools Where a conventional flare tool is used make sure to observe A Specification amount of extrusion by using the flare spacer Specification A Flare tool for R410A Conventional flare tool for R22 Diameter of tube D Dia 6 35 mm 1 4 Dia 9 52 mm 3 8 Dia 12 7 mm 1 2 Dia 15 88 mm 5 8 0 to 0 5 mm e Size of flare Kat Flare tool for R410A Conventional flare tool R22 43 Tubing precautions e 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 t
57. e set room temperature at 23 Room temp Zone A Zone B Zone C Zone C Set temp Zone B Zone A Compressor Operation mode 31 H SENSOR DRY During DRY operation the system adjusts the room temperature and fan speed according to the conditions in the room in order to maintain a comfortable room environment SENSOR DRY operation DRY operation is as shown in the figure below Load COOL zone A zone B zone Conditions are monitored at all times when the room temperature is below 15 C DRY A The compressor operation frequency varies The indoor fan operates with 1 f fluctuation The compressor operates at a low operating frequency The indoor fan operates with 1 f fluctuation Monitoring operation takes place when the room temperature is below 15 C or more than 3 C below the set temperature When the monitoring range is entered the compressor stops and the indoor fan operates with 1 f fluctuation B PAM o control n order to further improve inverter performance control is Switched between PWM control at low operation speeds and PAM control at high operation speeds making the most effective use of power This 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 on the remote controller lt can be set regardless of the temperature and
58. e subject to electrical or magnetic interference Where there is an obstacle between the remote control unit and the air conditioner since a check signal is sent from the remote control unit every 5 minutes 7 3 1 Mounting on a Wall Before mounting the remote control unit press the ON OFF operation button at the mounting location to make sure that the air conditioner operates from that location The indoor unit should make a beeping sound to indicate that it has received the signal Rear side Remote control unit mount Cl Press Mounting screws d C 4 x 16 included Ny 1 To prevent loss of the remote control P 3 unit you can connect the remote control unit to the mount by passing a string through the remote control unit and attachment hole To take out the remote control unit pull it forward Fig 7 26 7 4 Howto Test Run the Air Conditioner After turning on power to the air conditioner use the remote controller and follow the steps below to conduct the test run 1 Set the remote controller in Test Run mode Fig 8a BORG 7j SETTEMP a Press and hold the QUIET button b Then press and hold the 1HR TIMER button C At the same time press the ACL reset button once Use a pointed object such as the tip of a pen to press the ACL button e After a few seconds amp appears and oP 1 blinks in the remote controller display area
59. ed 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 towards you to remove the front panel Fig 9 2 Remove the 2 screws where the screw covers are open Grasp the grille on both bottom sides and pull it towards you slightly Fig 10 3 Press the 3 tabs on the top of the grille to disengage them Fig 10 4 Pull the grille towards you to remove it Fig 10 How to replace the grille 1 Insert the bottom of the grille into the frame 2 While aligning both edges of the grille with the frame move the grille horizontally and insert the top and bottom into the frame 3 Press the grille firmly with your hand to ensure no gap exists between the frame and grille 4 Tighten the 2 screws and close the screw covers 5 Grasp the sections near the front panel arms on both sides hold the front panel so that it is nearly horizontal bring the arm shafts into contact with the top of the grooves on the right and left sides of the air conditioner and then push firmly until the arm shafts click into place Fig 11 6 Press the bottom right and left corners of the front panel to attach it to the indoor unit Fig 12 Check that no gap exists between the frame and the grille 28 Arm Front panel Screw cover
60. emperature around the remote control unit may differ from the temperature detected at the air conditioner s position Ol 002 7 EG 7 USING THE REMOTE CONTROL UNIT HOW TO INSTALL BATTERIES QUIET MODE FANSPEED NIGHT SETBACK CD CD FLAP HIGH POWER ON TIMER c v c CANCEL L SENSOR C4DF T2HAD2AH ADR ACL ACL button 1 Slide the cover in the direction indicated by the arrow and remove it 2 Install two AAA alkaline batteries Make sure the batteries point the direction marked the battery compartment 3 Use a thin object such as the tip of a pen to press the ACL button NOTE The batteries last about six months depending on how much you 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 Use two fresh leak proof type AAA alkaline batteries In replacing batteries follow the instructions as mentioned in the sub section HOW TO INSTALL BATTERIES e If you do not use the remote control unit more than 1 month take out the batteries 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 Air conditioner Indoor unit SN Es Receiver AI Transmitter head Remote control unit REMOTE
61. eration in the UV lamp anti bacterial mode NOTE The units display lamps are dimmed during operation in the NIGHT SETBACK mode Ol 002 4 EG REMOTE CONTROL UNIT DISPLAY D ORD Displayed when the time display is set to 12 hour time Displayed when transmitting data Displayed when indoor unit sensor is in use Displayed when setting temperature Displayed when temperature is shown Displayed when setting timer Symbols 1 Operation mode 2 Fan speed Automatic operation 3 Temperature setting 16 30 C When set to 28 C temperature indication OI 002 5 EG l Ms SS 4 OF SB Sei Se SET TEMP A bec Se _______ 4 Timer 24 hour clock with ON OFF program Timer ON Timer ON OFF OFF 1 hour OFF Timer 5 NIGHT 6 Confirmation of transmission 7 Auto flap indication X Flap angle indication A N J Sweep indication D M 8 High power operation Loi M J 9 Quiet operation QU ET X A 10 LED CLEAN operation
62. fan speed settings HIGH POWER operation from remote controller The unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High Frequency 30 min 5 min 1 0 Start End MAX When HIGH POWER operation ends the unit operates at low Hz for 5 minutes regardless of the thermostat OFF conditions When in DRY mode operation is the cooling zone B Lamp colors OPERATION lamp HEAT operation Red DRY operation Orange COOL operation Green FAN operation Green DEFROSTING operation Red and Orange alternately TIMER lamp Green LED CLEAN lamp Green B Timer backup Operation stops if there are no operator controls for 25 hours or longer after unit operation switched from OFF to ON by use of ON timer operation 32 B NIGHT SETBACK When NIGHT SETBACK operation is set the temperature and fan speed settings will be adjusted automatically to allow comfortable sleep When NIGHT SETBACK operation is set mark appears on the remote controller The main unit display lamp also becomes dimmer COOL and DRY modes When the night setback mode is selected the air conditioner automatically raises the temperature setting 1 C when 30 minutes have passed after the selection was made and then another 1 C after another 30 minutes have passed regardless of the indoor temperature when night setback was selected This enables yo
63. l prevent the pump oil from flowing back e The equipment may be damaged if moisture remains in the tubing thus carry out the evacuation thoroughly e When using a vacuum pump with exhaust air volume more than 25L min and ultimate vacuum pressure rate of 0 05Torr Standard time for evacuation Length of tubing Less than 10 meters 1 Detect leaks OK 2 Recover refrigerant OK 3 Weld leaking points OK 4 Check for sealing OK 5 Evacuation OK 6 Recharge More than 10 meters Evacuation time More than 10 minutes 6 Recharging Recharge unit in the same manner explained on the previous page 5 Recharging 48 More than 15 minutes 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 instructions given in 12 6 In Case Refrigerant is Leaking and completely carry out repairs Only then should you recharge the refrigerant 12 8 Retro Fitting Existing Systems 12 8 1 Use of Existing Units e Never use new refrigerant R410A for existing units which use R22 This will cause the air conditioner to operate improperly and may result in a hazardous condition 12 8 2 Use of Existing Tubing e
64. mains switch Use the ON OFF operation button Do not stick anything into the air outlet of the outdoor unit This is dangerous because the fan is rotating at high speed Do not let children play with the air conditioner Do not cool or heat the room too much if babies or invalids are present NEE NAMES OF PARTS Air intakes INDOOR UNIT Air outlet Remote control unit Refrigerant tubes OUTDOOR UNIT Air outlet NOTE 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 control unit Air Intake Air from the room is drawn into this section and passes through air filters which remove dust Air Outlet Conditioned air is blown out of the air conditioner through the air outlet Remote The wireless remote control unit controls power ON OFF operation mode selection temperature fan speed timer setting and air sweeping Control Unit Refrigerant The indoor and outdoor units are connected Condensing motor heat exchanger coil and other Unit electrical components Tubes by copper tubes through which refrigerant gas flows Drain Hose Moisture in the room condenses and drains off thro
65. ng the following procedure Refer to Method of Self Diagnosis for the self diagnosis procedure LED Clean Timer Operation x Off 2 1 Blinking 3 1 Condition EO1 For terminal board short circuit work or inter unit wiring removal turn off the power to WARNING avoid an electric shock Remove the terminal board short circuit after the completion of self diagnosis Operate the air conditioner in the TEST RUN mode y 1 Short circuit between the terminals 2 and 3 on the indoor unit terminal board 2 Operate the system in TEST RUN mode Then five minutes later perform the self diagnosis Does the voltage between the terminals 1 and 2 on the indoor unit terminal board reach the rated value Condition E12 What is the self diagnosis result 1 Disconnect the inter unit wiring on the indoor unit side 2 Operate the system in the TEST RUN mode An error in the P C Board in the 1 indoor unit might be considered Disconnect the inter unit wiring on the outdoor Yes unit side 2 Short circuit between the terminals 2 and 3 on the outdoor unit terminal board Operate the system in TEST RUN mode Then five minutes later perform the self diagnosis Does the voltage between the wires 1 and 2 of inter unit wiring on the indoor unit side reach the rated v
66. not reuse the recovered refrigerant since it will contain impurities 2 Replacing Compressor Soon after removing seals of both discharge and suction tubes of the new compressor replace it quickly 3 Checking for sealing Use nitrogen gas for the pressurized gas and never use a refrigerant other than R410A Also do not use oxygen or any flammable gas 4 Evacuation e Use a solenoid valve installed vacuum pump so that even if power is cut off in the middle of evacuation of air due to a power interruption the valve will prevent the pump oil from flowing back e The equipment may be damaged if moisture remains in the tubing thus carry out the evacuation thoroughly e When using a vacuum pump with exhaust air volume more than 25L min and ultimate vacuum pressure rate of 0 05Torr Standard time for evacuation 1 Recover refrigerant OK Y 2 Replace compressor OK 3 Check for sealing 4 Evacuation 5 Recharge Length of tubing Less than 10 meters More than 10 meters More than 10 minutes More than 15 minutes 46 5 Recharging e Be sure to charge the specified amount of 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 Never charge a large amount of liquid refrigerant at
67. o higher pressure than those using R22 and R407C e No addition of compressor oil for R410A No additional charge of compressor oil is permitted e No use of refrigerant other than R410A Never use a refrigerant other than R410A e If refrigerant R410A is exposed to fire Through welding etc toxic gas may be released when R410A refrigerant is exposed to fire Therefore be sure to provide ample ventilation during installation work e Caution in case of R410A leak Check for possible leak points with the special leak detector for R410A If a leak occurs inside the room immediately provide thorough ventilation 44 12 3 Tools Specifically for R410A e 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 Tools specifically for R410A Vacuum pump with anti reverse flow 1 Solenoid valve installed type which prevents oil from flowing back into the unit when the power is off is recommended Vacuum pump 2 be used if the following adapter is attached e Vacuum pump adapter reverse flow prevention adapter 3 Solenoid valve installed adapter attached to a conventional vacuum pump Electronic scale for charging refrigerant Flare tool Bender Tools which can be com Torque wrench monly used for R22 R407C and R410A Cutter reamer Welding tool nitrogen
68. ogram the unit will start operating when the set time is reached provided that the program is not canceled When the ON timer and OFF timer are set to the same time the timer operates as if it is turned off Ol 002 12 EG USING THE 1 HOUR OFF TIMER 1 1 Hour OFF Timer F SB LED i i Gen ON I OFF O 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 displav indicates that this function is operating Setting procedure Regardless of whether the unit is operating or stopped press the 1 HR TIMER button appears in the displav Cancellation procedure Press the ON OFF operation button to turn the unit off wait for the unit to stop operating and then press the ON OFF operation button again The 1 Hour Timer function is now cancelled and the unit operates normally NOTE e If while the 1 Hour Timer function is operating the 1HR TIMER button is pressed once to cancel the function and then again the unit continues to operate for one hour from that point in time and then stops t is not possible to use the OFF Timer and 1 Hour OFF Timer together Whichever function is set last takes precedence If the 1 HR TIMER button is pressed while the TIMER OFF function operates the OFF Timer is cancelled and the unit will stop operating one hour later 2
69. opeller 1 D400 FNo ofPoes f Coil Resistance BRN WHT 213 Ambient Temp 20 C RED PNK WHT 168 Safety Device Type Thermal fuse Operating Temp Open Run Capacitor Micro F VAG 440 Heat Exchanger Coil DATA SUBJECT TO CHANGE WITHOUT NOTICE 10 Outdoor Unit SAP CRV126EH Control PCB CB CRV126EH Control Circuit Fuse 250V 20A Compressor Compressor Oil Amount CC Coil Resistance Ambient Temp 20 C R S 0 632 S T 0 632 Safety Device CT Peak current cut off control Overload Relay Run Capacitor Grankcase Heater 4 Propeller 1 D400 FNo ofPoes f Coil Resistance BRN WHT 213 Ambient Temp 20 C RED PNk WHT 168 Safety Device Type Thermal fuse Operating Temp Open Run Capacitor Micro F VAC 440 Heat Exchanger Coil DATA SUBJECT TO CHANGE WITHOUT NOTICE 11 2 3 Other Component Specifications Indoor Unit SAP KRV96EH SAP KRV126EH Outdoor Unit SAP CRV96EH SAP CRV126EH Indoor heat exchanger sensor Model DTN TKS332Y TH1 Indoor air temp sensor Compressor temp sensor Model DTN TKS332Y TH2 Model DTN TKS335B 200 180 160 140 120 100 80 Resistance ohm N w A u 60 40 Resistance ohm K 20
70. perature is low This is because the COLD DRAFT PREVENTION SYSTEM is in operation Power failure during operation In the event of power failure the unit will stop When the power is resumed the unit will restart automatically within five minutes by the remote control unit Clicking Sound Clicking sound is heard from the air conditioner In heating or cooling operation any plastic parts may expand or shrink due to a sudden temperature change In this event a clicking sound may occur This is normal and the sound will Soon disappear Remote Control Unit The remote control unit sends the setting condition to the air conditioner regularly at five minute intervals 11 SETTING THE TIMER MODE CI ED FAN SPEED NIGHT SETBACK CI FLAP HIGH POWER EE ON TIMER lt gt A v hd lt gt c ANCE ce D gt m a o tal VV ttt NOTE 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 17 L Fl UFI Pm L 2011 O Operation Indication 1 Press the CLOCK button once if the time indicator is not flashing The time indication alone flashes The tim
71. power supply voltage In these cases operation frequency is reduced or operation is interrupted auto matically to control the electrical current for operation When the cause of the increase in electrical current is rectified gt 3 R the system will resume operation in the original mode Heating operation A Outdoor fan ON Heating 4 way valve ON Peak current cut off trips EE 7 0 TTE RE Defrost detection occurs in either of the following cases The temperature of the heat exchanger remains at or below the L1 line for 3 minutes after the start of HEAT operation The temperature of the heat exchanger remains at or below the L2 line for 120 minutes after the start of HEAT operation Outdoor heat I Electrical current setting for COOL operation is used during DEFROST operation exchanger temp B Ambient temp Frosting area Reverse cvcle defrosting operation e Compressor 1 minute after it is stopped compressor is ON Outdoor fan gt OFF Indoor fan OFF 4 way valve OFF Operation lamp Repeatedly switches between red and orange illumination Releasing of defrosting Outdoor heating exchanger temp is over 20 C Defrosting operation lasts 12 minutes maximum 2 minutes after it is stopped compressor is ON 4 way valve is ON Outdoor fan is ON NOTE If the air conditioner is turned off during the defrosting cycle it
72. r box mains before opening the unit to check or repair electrical parts and wiring Keep your fingers and clothing away from any moving parts Clean up the site after you finish remembering to check that no metal scraps or bits of wiring have been left inside the unit being serviced Others Ventilate any enclosed areas when installing or testing the refrigeration system Escaped refrigerant gas on contact with fire or heat can produce dangerously toxic gas Confirm upon completing installation that no refrigerant gas is leaking If escaped gas comes in contact with a stove gas water heater electric room heater or other heat source it can produce dangerously toxic gas Table of Contents OPERATING RANGE i ER CREE euni ed cu d ui SPECIFICATIONS 2 1 Unit Specifications aote nere aeos Hee kr apu Tu Sra siu ea 2 2 Major Component Specifications rr 2 3 Other Component Specifications L DIMENSIONAL DATA i l Atlas Aasa eee eet REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant Flow Diagram socias ne eeen sate Aho meted ae here Mid tees aus PERFORMANCE DATA 5 1 Temperature CHARMS HP 5 2 Air Throw Distance Charts ELECTRICAL DATA 6 1 Electrical Characteristics aannam eenen meme da mre rene ern rne rennen nnns 6 2 Electric Mining ET e LC E INSTALLATION INSTRUCTIONS 7 1 Installation Site Selection
73. rtical distance m Room air temp 20 C Fan speed High Horizontal distance m 1 2 3 4 5 6 7 seis Ve d SE eae N LAT 1 SE Na f To 7 geo H 2 H g O mn 1 a gt 5 E T g 3 I i 4 D 1 5 1 27 High Horizontal distance m 4 5 6 Flap angle 0 Flap angle 30 Axis air velocity 0 Axis air velocity 30 Flap angle 45 Flap angle 60 19 Axis air velocity 45 Axis air velocity 60 6 ELECTRICAL DATA 6 1 Electrical Characteristics Indoor Unit SAP KRV96EH Outdoor Unit SAP CRV96EH Cooling Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 230V Single phase 50Hz Rating conditions Running amp 0 13 3 79 Power input 23 752 Rating conditions Indoor air temperature 27 C D B 19 C W B Outdoor air temperature 35 C Heating Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 230V Single phase 50Hz Rating conditions Running amp 0 14 4 28 Power input 24 891 Rating conditions Indoor air temperature 20 C D B Outdoor air temperature 7 C D B 6 C W B Indoor Unit SAP KRV126EH Outdoor Unit SAP CRV126EH Cooling Indoor Unit Outdoor Unit
74. t In order to connect hold the resin cover of the connector and push it in Confirm the click sound for the inside lock 30 9 FUNCTIONS 9 1 Operation Functions B Emergency operation Emergency operation is available when the remote controller malfunctions has been lost or otherwise cannot be used To operate the system press the OPERATION button which is also used as the receiver below the unit display Each time this button is pressed the OPERATION lamp changes color to indicate the type of operation Select the desired type of operation COOL GREEN HEAT RED STOP Lamp Off The set temperature is 2 C below the detected room temperature in the case of cooling operation and 2 C above the room temperature in the case of heating operation The flap and fan speed settings are AUTO H AUTO cooling heating operation e Selecting the operation mode When AUTO mode is selected the microprocessor calculates the difference between the set temperature and the room temperature and automatically switches to Cooling or Heating mode Room temp gt Set temp COOL Room temp Set temp HEAT As shown by the example in the figure below with AUTO cooling heating operation the mode changes between Heating and Cooling mode according to changes in the relationship between the current room temperature and the set temperature Example Example of operation in AUTO mode with th
75. t exist DO e select an appropriate position from which every corner of the room can be uniformly cooled High on a wall is best select a location that will hold the weight of the unit select a location where tubing and drain hose have the shortest run to the outside e allow room for operation and maintenance as well as unrestricted air flow around the unit Fig 1 e install the unit within the maximum elevation difference H above or below the outdoor unit and within a total tubing length L from the outdoor unit as detailed in Table 1 and Fig 2 e Install the indoor unit more than 1 meter away from any antenna or power lines or connecting wires used for television radio telephone security system or intercom Electrical noise from any of these sources may affect operation Table 1 Max Allowable Tubing Model Length at Shipment m m Limit of Tubing Length L 15 cm min Front View Fig 1 INDOOR Tubing length L UNIT Elevation difference H OUTDOOR UNIT Fig 2 For stable operation of the air conditioner do not install wall mounted type T Minimum height indoor units less than from floor level 1 5 m from floor level 15m Floor level Indoor unit f Wall Fig 3 Limit of Elevation Required Amount of Difference H Additional Refrigerant m g m KRV96
76. tdoor unit might be considered Connection error between the Board in the outdoor unit and J B An error in the inter unit wiring might be considered ex wire breaking or connection error 39 10 4 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 Please pay attention to the points listed below 1 Noise malfunction This refers to the application of high frequency noise to the signal wires resulting in abnormal signal pulses and malfunction Locations most susceptible to noise Trouble Correction 1 Locations near broadcast stations where there are strong electromagnetic waves 2 Locations near amateur radio short wave stations 3 Locations near electronic sewing machines and arc welding machines 2 Electromagnetic interference Either of the following trouble may occur 1 The unit may stop suddenly during operation 2 Indicator lamps may flicker The fundamental concept is to make the system less susceptible to noise Insulate for noise or distance from the noise source 1 Use shiel
77. tomatic operation settings of the unit do not meet your needs press the setting buttons as described below and change the settings as desired STEP 1 Press the MODE selector button and select the desired mode For heating operation gt For dehumidifying operation gt For cooling operation gt For fan only operation 6 STEP 2 To start the air conditioner press the ON OFF operation button STEP 3 Press the TEMP setting buttons to change the temperature setting to the desired temperature Adjustable temperature range 30 C max or 86 F max 16 C min 60 F min STEP4 Set the FAN SPEED selector button to the setting you want STEP 5 Press the FLAP button and set the airflow direction as desired Refer to ADJUSTING THE AIRFLOW DIRECTION on page 13 To stop the air conditioner press the ON OFF operation button again NOTE 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 appliance has a built in 5 minute time delay circuit to ensure reliable operation When the operation button is pressed the compressor will start running within three minutes In the event of power failure the unit will stop 3 Adjusting the Fan Speed A Automatic fan speed Simply set the FAN SPEED selector
78. too low for heating improve airflow Eliminate heat source if possible Shut them to keep the heat or cold out Remove it to intake or air ensure good discharge port airflow Thermostat is set 5 Set the temperature lower or too low for or higher heating Outdoor 6 Consult your dealer or try to use another heat appliance Clicking sound is heard from the air conditioner In heating or cooling operation any plastic parts may expand or shrink due to a sudden temperature change In this event a clicking sound may occur This is normal and the sound will soon disappear OPERATION lamp lights but outdoor unit will not run The use of cellular phones near the air conditioner may cause disturbance to its normal operation 1 Turn off the power then restart the air conditioner after a while 2 Consult your dealer OPERATING RANGE The air conditioner is operable within the temperature ranges as listed below Temperature Indoor air Outdoor air temperature temperature COOLING Max 32 DB 43 C DB 23 C WB Min 19 C DB 19 C DB 14 C WB HEATING Max 27 C DB 24 C DB 18 C WB Min 16 C DB DB 15 C WB 15 SANYO SANYO Electric Ltd Osaka Japan Sep 2007 Printed in Japan T
79. toward the receiver on the indoor unit Make sure that there are no objects between the remote control unit and receiver which could block the signal Ol 002 8 EG 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 QUIET MODE STEP 1 FANSPEED NIGHT SETBACK c FLAP HIGH POWER Check that the circuit breaker on the power panel is turned on NOTE amp 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 temperature simply by pressing the ON OFF operation button STEP 1 Press the MODE selector button to STEP 2 Press the ON OFF operation button To stop the air conditioner press the ON OFF operation button again To change the temperature setting press the temperature setting buttons and change the setting to the desired temperature NOTE Ol 002 9 EG 2 Manual Operation qd ALOR QUIET MODE C E FAN SPEED NIGHT SETBACK ED CD FLAP HIGH POWER STEP 1 STEP 4 STEP 5 NOTE Check that the circuit breaker on the power panel is turned on If the au
80. trol is the same as in the a area H Freeze prevention During COOL or DRY operation freezing is detected and operation is stopped when the temperature of the indoor heat exchanger matches the conditions below 1 Freeze prevention operation is engaged when the temperature of the indoor heat exchanger is below 6 C 2 Restart after freeze prevention operation occurs when the temperature of the indoor heat exchanger reaches 8 C or above Indoor heat exchanger temperature C a Area Automatic capacity control b When the temperature drops below Point A the operation frequency is reduced by a certain proportion c Area Frequency increase is prohibited d When the temperature reaches Point C or above freezing prevention is ended and control is the same as in the a area When the temperature drops to below 2 C continuously for 2 minutes or longer the compressor stops Once the freeze condition is detected the air conditioner will work less than the maximum frequency until it is turned off B Cold air prevention during heating 33 During heating the fan speed is set to LL very low or stopped As the temperature of the indoor heat exchanger rises the fan speed is changed to the set speed Set fan speed High At stability of operation At start of operation Approx 40 gt Indoor heat exchanger temperature C 25 30
81. u to save energy without sacrificing comfort This function is convenient when gentle cooling is needed 1 C 2 F Setting EN temperature 1 C 2 F R Press the NIGHT 30 min 30min Time SETBACK button TT HEAT mode When the night setback mode is selected the air conditioner automatically lowers the temperature setting 2 C when 30 minutes have passed after the selection was made and then another 2 C after another 30 minutes have passed regardless of the indoor temperature when night setback was selected This enables you to save energy without sacrificing comfort This function is convenient when gentle heating is needed Setting 2 C 4 F temperature 2 C 4 F gt Press the NIGHT 30min 30min Time SETBACK button 4 9 2 Protective Functions H Overload prevention during heating 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 Indoor heat exchanger A Control start B Control end Approx 53 Approx 47 temperature C Indoor heat exchanger b Vv Area Automatic capacity control When Point has been exceeded the operation frequency is reduced by a certain proportion Area Frequency increase is prohibited At Point B and below overload prevention is ended and con
82. ugh this hose Outdoor The outdoor unit contains the compressor fan UNIT DISPLAY AND OPERATION BUTTON INDOOR UNIT LED CLEAN lamp TIMER lamp OPERATION lamp ILI LEDCLEAN TIMER OPERATION ON OFF a OPERATION button REMOTE ON OFF CONTROL receiver A IMPORTANT Avoid using radio equipment such as mobile phone near within 1 m the remote control receiver Some radio equipment mav cause malfunction of the unit If the trouble happens disconnect power and restart the air conditioner after a few minutes REMOTE This section picks up infrared signals from the CONTROL remote control unit transmitter receiver OPERATION When the remote control cannot be used button pressing this button enables heating and cooling operation Each time this button is pressed the tvpe of operation conducted is indicated bv the changing color of the OPERATION lamp Press the button and select the lamp color that suits vour preference for operation Cooling Heating operation p operation Stop green red lamp off OPERATION This lamp lights when the system is in the lamp continuous AUTO red or green HEAT red DRY orange COOL green and FAN green mode The OPERATION lamp lights up red and orange alternately when the system is defrosting TIMER lamp This lamp lights when the system is being controlled by the timer LED CLEAN This lamp lights during op
83. w to remove the anti mold filter and How to replace the anti mold filter on page 14 NEIN When using a footstool or the like be careful not to let it tip over Washing the front panel with water Clean the front panel gently using a soft sponge or the like Then wipe away any remaining moisture Neutral detergent may be used to remove stubborn dirt Then rinse thoroughly with water and wipe away any remaining moisture 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 Ol 002 15 EG Trouble Possible Cause Remedy Air conditioner does 1 Power failure 1 Restore power not run at all 7 2 Leakage circuit 2 Contact service breaker tripped center 3 Line voltage is too 3 Consult your low electrician or dealer 4 Batteries in remote 4 Replace batteries control unit have run down OPERATION lamp blinks and air conditioner does not operate Contact service center Trouble in system Obstruction in front of Remove obstruction condenser coil Compressor runs but Soon stops Poor cooling or 1 Dirty or clogged air 1 Clean air filter to heating performance filter Heat source or many people in room Doors and or windows are open Obstacle near air too high for cooling temperature is
84. will continue defrosting and turn itself off after defrosting is completed 34 10 TROUBLESHOOTING 10 1 Precautions before Performing Inspection or Repair e After checking the self diagnostics monitor turn the power OFF before starting inspection or repair e High capacity electrolytic capacitors are used inside the outdoor unit controller inverter They retain an electrical charge charging voltage DC 310V 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 If the outdoor controller is normal approximately 30 seconds will be required for the charge to dissipate However allow at least 5 minutes for the charge to dissipate if there is thought to be any trouble with the outdoor controller 10 2 Method of Self Diagnostics Follow the procedure below to perform detailed trouble diagnostics 1 If the operation lamp blinks every 0 5 seconds immediately when the power is turned ON there is an external ROM OTP data failure on the indoor circuit board or a ROM socket insertion problem or the ROM has not been installed 2 The failure mode is stored in memory even when the power is not ON Follow the procedure below to perform diagnostics PROCEDURE After turning on power to the air conditioner use the remote controller and follow the steps below to execute self diagnostics Step 1 Press

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technical &amp; service manual dc inverter split system air

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technical & service manual dc inverter split system air