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6

Unit Display and Operation Button

REMOTE CONTROL receiver

This section picks up infrared signals from the remote control unit
(transmitter).

OPERATION button

When the remote control cannot be used, pressing this button with a small
pointed tool enables heating and cooling operation.

Each time this button is pressed, the type of operation conducted is indicated
by the changing color of the OPERATION lamp. Press the button and select
the lamp color that suits your preference for operation.

Do not set at the TEST mode for normal operation.

This mode is used only when servicing the air conditioner.

OPERATION lamp

This lamp lights when the system is in the 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 lamp

This lamp lights during operation in the UV anti-bacterial mode.

ION lamp

This lamp lights during operation in ION mode while the indoor unit is
operating.

•

The front panel of the indoor unit operates automatically when starting
and stopping operation. The panel opens slightly when operation starts,
and closes when operation stops.

•

The unit’s display lamps are dimmed during operation in the NIGHT
SETBACK mode.

FI

FILTE

TER

RESET

RESET

TEST

TEST

ON

ON

/

OFF

OFF

LED CLEAN

LED CLEAN

ION

ION

TIMER

TIMER

OPR.

OPR.

(FI

(FILTER

TER)

Avoid using radio equipment
such as mobile phone near
(within 1 m) the remote
control receiver. Some radio
equipment may cause
malfunction of the unit.

If the trouble happens,
disconnect power and
restart the air conditioner
after a few minutes.

IMPORTANT

OPERATION lamp

FILTER RESET button

INDOOR UNIT

LED CLEAN lamp

TIMER lamp

ION lamp

(FILTER lamp)

OPERATION button

TEST mode button

REMOTE CONTROL receiver

Cooling operation

(green)

Heating operation

(red)

Stop

(lamp off)

CAUTION

NOTE

OI-791-6-EG

01_SAP-KRV94EHDX_EN.fm Page 6 Monday, August 15, 2005 7:05 PM

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Содержание SAP-CRV124EHDX

Страница 1: ...SAP CRV124EHDX DC INVERTER SPLIT SYSTEM AIR CONDITIONER Indoor Model No SAP KRV94EHDX SAP KRV124EHDX Indoor Unit Product Code No 1 852 099 77 1 852 099 78 FILE NO Destination Europe Northern Europe Outdoor Model No SAP CRV94EHDX SAP CRV124EHDX Product Code No 1 852 330 10 1 852 330 11 Outdoor Unit SAP KRV94EHDX SAP KRV124EHDX SAP CRV94EHDX SAP CRV124EHDX REFERENCE NO SM700639 ...

Страница 2: ...e 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 construc...

Страница 3: ... 3 Remote Control Unit Installation Position 7 4 How to Test Run the Air Conditioner 7 5 Remove the Grille to Install the Indoor Unit 8 MAINTENANCE 8 1 Address Setting of the Remote Control Unit 8 2 Removing and Mounting the Drain Hose 8 3 Removing the Electrical Component Box 8 4 Removing the Panel Motor 8 5 Removing and Mounting the Drain Pan Air Outlet Ass y 8 6 Removing the Negative Ion Genera...

Страница 4: ...TRICAL COMPONENTS 11 1 Measurement of Insulation Resistance 11 2 Checking Continuity of Fuse on PCB Ass y 12 REFRIGERANT R410A SPECIAL PRECAUTIONS WHEN SERVICING UNIT 12 1 Characteristics of New Refrigerant R410A 12 2 Checklist before Servicing 12 3 Tools Specifically for R410A 12 4 Tubing Installation Procedures 12 5 In Case of Compressor Malfunction 12 6 In Case Refrigerant is Leaking 12 7 Charg...

Страница 5: ...GE Maximum Minimum Maximum Minimum 32 C D B 23 C W B 19 C D B 14 C W B 27 C D B 16 C D B 43 C D B 15 C D B 24 C D B 18 C W B _ D B 20 C W B Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Heating 5 ...

Страница 6: ...Rotary Inverter Flare Type 7 5 40 38 30 22 39 38 30 22 50 49 6 35 1 4 9 52 3 8 m Max allowable tubing length at shipment Outdoor Unit Indoor Unit 300 569 645 921 898 200 790 285 280 970 0 229 43 0 360 12 5 386 40 0 14 0 0 098 Refrigerant Tube Kit Accessories Narrow tube Wide tube Refrigerant mm in Tube Diameter mm in Operation Sound Electrical Rating Air Circulation High Moisture Removal High W Po...

Страница 7: ... Wireless Remote Control Unit Timer 24 Hour ON or OFF Timer 1 2 3 5 Hours OFF Timer Fan Speeds Indoor Outdoor Auto and 3 steps Airflow Direction Indoor Auto Auto Horizontal Vertical Air Filter Washable Anti Mold Compressor DC Twin Rotary Inverter g R410A 1 380 Refrigerant Control Electric Expansion Valve Refrigerant Amount charged at shipment Refrigerant Tubing Connections Max allowable tubing len...

Страница 8: ...emp 25 o C Each Pair of Terminal 70 7 Control PCB CB KRV94EHDX Part No Fan Motor MP24Z2 DC 5V Coil Resistance Ohm For Left Flap MP24Z2 Safety Device Rating Type Model For Right Flap For Upper Flap For Lower Flap Over Current Protection Ambient Temp 20 o C Nominal Output W Coil Resistance Ohm mm Type 30 1 200 1 200 Model Q ty No of Poles SIC 39CVL D847 3 1 8 Flap Motor Type Stepping Motor Rough Mea...

Страница 9: ...pe mm Remote Control Unit Fan Type Internal Controller Yes Control Circuit Fuse Control PCB CB KRV124EHDX Part No Microprocessor 250V 3 15A Controls MP24Z5 Model MP35EA Type Stepping Motor Panel Motor For Upper Flap For Lower Flap Flap Motor Nominal Output Yes Run Capacitor Safety Device Coil Resistance Ohm Ambient Temp 20 o C Model For Right Flap MP24Z2 For Left Flap MP24Z2 MP24Z1 Rating DC 5V Co...

Страница 10: ... Type Compressor Model Nominal Output Compressor Oil Amount Coil Resistance Ambient Temp 20 o C Heat Exchanger Coil Microprocessor 250V 25A Control Circuit Fuse Controls 1 D420 Fan Propeller Ambient Temp 20 o C DAJ12 55J71 CR 1 Face Area m2 0 452 Coil Rows Fin Pitch mm Yes Internal Controller Aluminum Plate Fin Copper Tube 2 1 3 Safety Device Yes Run Capacitor Operation cut off control in abnormal...

Страница 11: ...ty Device CT Peak current cut off control Compressor Discharge Temp Control Operation cut off control in abnormal ambient Temp Control PCB CB CRV124EHDX Part No Type Compressor Model Nominal Output Compressor Oil Amount Coil Resistance Ambient Temp 20 o C DC Twin Rotary Hermetic C 6RVN93H0Q 1 050W Fin Pitch mm Heat Exchanger Coil Microprocessor 250V 25A Control Circuit Fuse Controls 1 D420 Fan Pro...

Страница 12: ...r Model C10 M52R SY Indoor heat exchanger sensor Model DTN TKS223Y TH2 Compressor temp sensor Model 1FA4V2E033800 Resistance k ohm Resistance k ohm Resistance k ohm Temperature C Temperature C Suction temp sensor Model 1FA4V2E033800 Outdoor air temp sensor Model 8FA0525920400 Outdoor heat exchanger sensor Model 8FA0525920400 40 35 30 25 20 15 10 5 0 20 15 10 5 0 5 10 15 20 Temperature C Relative H...

Страница 13: ... 50 41 41 50 41 450 70 70 190 48 59 80 24 134 17 5 30 243 Air Intake Air Outlet dia 65 dia 65 Drainhose dia 18 Wide tube dia 9 52 3 8 Narrow tube dia 6 35 1 4 Power Cord During Operation 3 DIMENSIONAL DATA Indoor Unit SAP KRV94EHDX SAP KRV124EHDX Unit mm 13 ...

Страница 14: ...P CRV94EHDX SAP CRV124EHDX Unit mm 790 70 15 569 295 46 608 85 310 336 285 25 12 ID 19 ID 18 ID 12 ID 12 55 109 2 176 Narrow tube service valve dia 6 35 1 4 Wide tube service valve dia 9 25 3 8 Outdoor temp sensor 14 ...

Страница 15: ...RV94EHDX SAP KRV124EHDX Outdoor Unit SAP CRV94EHDX SAP CRV124EHDX Insulation of Refrigerant Tubing Because capillary tubing is used in the outdoor unit both the wide and narrow tubes of this air conditioner become cold To prevent heat loss and wet floors due to dripping of condensation both tubes must be well insulated with a proper insulation material The thickness of the insulation should be a m...

Страница 16: ... 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 NOTE Cooling Heat...

Страница 17: ...be service valve MPa kgf cm 2 G Outdoor inlet air D B temp C Outdoor inlet air D B temp C Outdoor inlet air D B temp C Outdoor inlet air D B temp C Outdoor inlet air D B temp C Outdoor inlet air D B temp C Operating current A Operating current A Indoor discharge air temperature C Indoor discharge air temperature C Cooling Characteristics Heating Characteristics NOTE Cooling Heating 30 35 40 25 Out...

Страница 18: ... velocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Flap angle 45 Axis air velocity 45 Flap angle 60 Axis air velocity 60 5 2 Air Throw Distance Charts Indoor Unit SAP KRV94EHDX 18 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 0 1 2 3 4 5 6 7 8 9 ...

Страница 19: ...ance m Axis air velocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Flap angle 45 Axis air velocity 45 Flap angle 60 Axis air velocity 60 Indoor Unit SAP KRV124EHDX 19 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 0 1 2 3 4 5 6 7 8 9 ...

Страница 20: ...B Rating conditions Indoor air temperature 20 C D B Outdoor air temperature 7 C D B 6 C W B Heating Cooling 2 4 0 530 Indoor Unit Outdoor Unit Complete Unit Fan Motor Fan Motor Compressor Performance at 230V Single phase 50Hz Rating conditions Running amp A 0 35 Power input kW 0 028 2 95 0 692 3 3 0 720 Indoor Unit SAP KRV124EHDX Outdoor Unit SAP CRV124EHDX Indoor Unit Outdoor Unit Complete Unit F...

Страница 21: ... JB1 WHT JB2 WHT CONTROLLER HA JEM A WHT 1 3 5 7 1 3 5 7 1 3 2 4 1 3 2 4 1 2 1 2 RED B L K UV UNIT 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 IND LAMP ASSY WHT WHT GRY GRY GRY GRY GRY GRY GRY GRY 1 2 3 4 1 2 3 4 5 6 7 8 9 5 6 7 8 9 1 2 3 4 5 THERMISTOR ROOM THERMISTOR COIL THERMISTOR HUM PANEL SW PANEL MOTOR B L K B L K B L K B L K B L K ORG ORG WHT 8FA2 5257 53400 1 STEP3 BR N RED ORG Y E L PNK B L U 1 ...

Страница 22: ...ide allow room for operation and maintenance as well as unrestricted air flow around the unit Fig 1 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 Install the indoor unit more than 1 meter away from any antenna or power lines or connecting wires used for television ...

Страница 23: ...e snow will not blow into it 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 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...

Страница 24: ... unit as shown in the wiring diagram The outdoor unit draws its power from the indoor unit 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 To avoid the risk of electrical shock each air conditioner...

Страница 25: ... the air conditioner In 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 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...

Страница 26: ... OFF button on the indoor unit or use the remote controller to start the Air Conditioner Figs 8a and 8b 2 Press and hold down the TEST RUN button on the indoor main unit controller until a beep is heard At this time all indicator lamps begin blinking Figs 8a and 8c If the outdoor unit has not started approximately 5 minutes after the start of the test run execute self diagnostics To execute self d...

Страница 27: ... to remove it Fig 10 How to replace the grille 1 Insert the bottom of the grille into the flap with the flap at a more or less horizontal position 2 While aligning both edges of the grille with the frame move the panel horizontally and insert the top and bottom into the frame 3 Press the air outlet firmly with your hand to ensure no gap exists between the main unit and grille 4 Tighten the screws ...

Страница 28: ...ess setting of the air conditioner Switching the remote controller address 1 Open the cover on the bottom of the remote controller Break the address change tab to switch the address to B Fig 13 2 Insert dry cell batteries into the remote controller and attach the cover 3 Open the front panel on the stopped indoor unit and use a sharp object to press the TEST button on the main unit controller Veri...

Страница 29: ...topper to check the location of the drain cramp at the end of the hose and pull the hose out while turning it 2 To mount the drain hose insert the hose all the way into the outlet of the drain pan with the drain cramp face down Then put it in place so that the drain cramp is placed beneath the stopper After mounting it be sure to check that the drain hose is firmly mounted 29 ...

Страница 30: ...2 1 Remove the operating box of the main body and electrical component box pad plate 1 2 2 Disconnect all the connectors located on the P C Board 2 3 Take wiring out of the electrical component box 2 4 Fold down the electrical component box pad plate 2 forward and remove the electromagnetic valve coil connector 2 5 Remove the temperature humidity sensor 2 6 Remove the heat exchanger sensor and gro...

Страница 31: ...ly be removed 3 Removing the electrical component box 3 1 Slightly expand the side of the main body to the right side and unhook the tabs 3 2 Holding the bottom of the electrical component box while keeping the main body as it is in 3 1 above release the tab at the top of the electrical component box 4 Removing the P C Board 4 1 Remove the indicator lamp electrical component box pad plates 3 and 2...

Страница 32: ...the Panel Motor Remove the electrical component box cover according to the previous section And carry out the procedure up to the step 4 2 in 8 3 Removing the electrical component box 1 Disconnect and remove the connector for the lead wire of the panel motor at the P C Board side 2 Remove the screw on the panel motor and cap resin When mounting a new panel motor make sure that the gear of the pane...

Страница 33: ...he arrow direction and the hooked part can be released Press the back left in the arrow direction and the hooked part can also be released 8 5 Removing and Mounting the Drain Pan Air Outlet Ass y 8 5 1 Removing the Drain Pan Air Outlet Ass y 1 Remove the hooks 1 1 to 1 3 which secure the drain pan 1 1 Center part below the air outlet 1 2 Right side drain pan 1 3 Left side drain pan 33 ...

Страница 34: ...ation material will touch the frame Push up the insulation material with your finger so that it is put into place for both sides 8 5 2 Mounting the Drain Pan Air Outlet Ass y 1 Insert the drain pan from the bottom of the heat exchanger 3 Remove the drain hose according to 1 of 8 2 Removing and Mounting the Drain Hose 2 Remove the drain pan from the main body so as to roll over the left side first ...

Страница 35: ...tor was disconnected from the P C Board of the electrical component box Negative ion electrodes Scope of service supply 2 Secure the drain pan to the hook 2 1 Push up A and B in the figure one by one from underneath to secure them to the hook 2 2 Also secure C to the hook 8 6 Removing the Negative Ion Generator Remove the negative ion electrodes and negative ion P C Board from the drain pan Air Ou...

Страница 36: ... 2 45 0 49N m 25 0 5kgf m 8 7 Removing and Mounting the Fan Motor 8 7 1 Removing the Fan Motor Remove the electrical component box cover according to the previous section 1 Loosen the fan mounting screw with a hex wrench of 2 5mm opposite side distance 2 Remove three screws which secure the fan motor 3 While removing the fan motor mounting bracket pull out the fan motor shaft as well 4 Remove the ...

Страница 37: ... 8 8 Removing the Fan Be sure to proceed after having removed the drain pan Air Outlet Ass y and fan motor according to sections 8 5 and 8 7 1 Remove three screws 2 Uphold the left side of the heat exchanger so that it is not seated anywhere so as to remove the fan Pull the fan bearing toward you and remove it and remove the fan as pulling it from underneath NOTE NOTE 37 ...

Страница 38: ...lways 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 Connect In order to connect hold the resin cover of the connector and push it in Confirm the click sound for the inside lock Pull the cover upward When the cover is pulled upward the lock is released with the sequence of 1 and 2 8 9 D...

Страница 39: ... 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 GREEN RED Lamp Off COOL HEAT STOP 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 As shown...

Страница 40: ...rt This function is convenient when gentle heating is needed HIGH POWER NIGHT SETBACK Lamp colors Timer backup 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 It can be set regardless of the temperature and fan speed settings HIGH POWER operation from remote controller The unit operate...

Страница 41: ...the air conditioner will work less than the maximum frequency until it is turned off The Freeze Prevention Control during the Low Ambient Cooling Mode outside air temperature 15 C or lower is as follows The compressor stops when the temperature of indoor heat exchanger becomes less than 2 C The compressor restarts when the temperature of indoor heat exchanger becomes 8 C or higher Approx 53 Normal...

Страница 42: ... the 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 the system will resume operation in the original mode Electrical current setting for COOL operation is used during DEFROST operation Cooling Dry Heating Peak current cut o...

Страница 43: ... or the ROM has not been installed Make sure the ROM is in existence 2 The failure mode is stored in memory even when the power is not ON Follow the procedure below to perform diagnostics Turn the power supply switch ON However the A C itself should remain stopped Press and hold the TEST RUN button on the main unit controller until the buzzer sounds 1 time At this time releasing the TEST RUN butto...

Страница 44: ...nt is 20 A or higher 1 2 1 2 1 2 3 1 Contact failure at connector Outdoor circuit board failure Indoor fan system failure Shortage of refrigerant Low temperature operation 1 2 1 2 1 2 1 2 1 2 3 Locked fan motor Contact failure at connector Noise instantaneous power blackout or power waveform error due to lightning or other factor 1 2 1 2 3 HIC or power Tr failure Outdoor fan does not turn Instanta...

Страница 45: ...nit operation Apply the rated voltage between outdoor unit terminals 1 and 2 If there are no problems with the above then check the indoor unit Turn the power OFF before performing short circuiting work During the self diagnostics check the check results are the first indication when the TEST RUN button is pressed until the buzzer sounds 1 time after the power supply is ON So that the check can be...

Страница 46: ...n 5 Vs yellow Pin 6 PG blue Trouble symptom 3 Motor rotates for some time several seconds but then quickly stops when the indoor unit operates There is trouble in the system that provides feedback of motor rotation speed from the motor to the indoor unit controller Trouble symptom 4 Fan motor rotation speed does not change during indoor unit operation Trouble symptom 5 Fan motor rotation speed var...

Страница 47: ...nds but then quickly stops when the outdoor unit operates There is trouble in the system that provides feedback of motor rotation speed from the motor to the outdoor unit controller Trouble symptom 4 Fan motor rotation speed does not change during outdoor unit operation Trouble symptom 5 Fan motor rotation speed varies excessively during outdoor unit operation Remedy for symptom 3 to 5 It is not p...

Страница 48: ...distance from the noise source 1 Use shielded wires 2 Move unit away from the noise source Trouble Either of the following trouble may occur 1 The unit may stop suddenly during operation 2 Indicator lamps may flicker 2 Electromagnetic interference This refers to noise generated by high speed switching of the microcomputer and compressor This noise radiates through space and returns to the electric...

Страница 49: ...ear side Arm Groove Arm shaft Arm shaft Arm Groove Close the front panel and push at the arrow to firmly fix it 1 2 Loosen Tighten Tighten Loosen 10 6 Checking and Troubleshooting when the Front Panel fails to work 10 6 1 Checking the Front Panel when it fails to work during operation 1 Is the grille mounted in place Check in particular that the upper right screw is adequately tightened 2 Are the ...

Страница 50: ... motor with new one Lead wire color Coil Resistance Ambient Temp 25 C RED RED 130 7 BRN BRN ORG PNK YEL BLU 10 6 2 Making a Diagnosis of the Panel Motor 1 If no abnormality was found in 1 to 3 of the previous section then carry out diagnosis of the panel motor which activated the front panel 2 Remove the panel motor connector from the indoor P C Board 3 Measuring coil resistance of the panel motor...

Страница 51: ...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 where power supply lines are connected on the terminal plate Fig 2 11 1 3 Outdoor Unit Clamp an aluminum plate fin or copper tube with the lead clip of the insulation resistance tester and measure the resistance by...

Страница 52: ... Fig 6 Fuse 11 2 Checking Continuity of Fuse on PCB Ass y Remove the PCB Ass y from the electrical component box Then pull out the fuse from the PCB Ass y Fig 5 Check for continuity using a multimeter as shown in Fig 6 52 ...

Страница 53: ...recharge the specified amount of refrigerant with the new refrigerant at its normal mixed composition state in liquid phase When refrigerant R410A is used the 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 whi...

Страница 54: ...R22 and R407C No addition of compressor oil for R410A No additional charge of compressor oil is permitted No use of refrigerant other than R410A Never use a refrigerant other than R410A If refrigerant R410A is exposed to fire 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 Caution in cas...

Страница 55: ...e Tools which can be com monly used for R22 R407C and R410A CAUTION 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 For details on tu...

Страница 56: ...ssor 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 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 The equipment may...

Страница 57: ...frigerant 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 c...

Страница 58: ...lux 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 Use a solenoid valve installed vacuum pump s...

Страница 59: ... 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 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 CAUTION Never charge additional refrigerant if refrigerant is leaking from the unit Fol...

Страница 60: ...INSTRUCTION MANUAL SAP KRV94EHDX SAP CRV94EHDX SAP KRV124EHDX SAP CRV124EHDX OI 852 6 4180 791 00 0 APPENDIX 60 ...

Страница 61: ...matic 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 Autom...

Страница 62: ...mation 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 as it satisfies EEC Directive No 89 336 EEC ...

Страница 63: ... install this air conditioner where there are fumes or flammable gases or in an extremely humid space such as a greenhouse Do not install the air conditioner where excessively high heat generating objects are placed 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 Never use ...

Страница 64: ...lown out of the air conditioner through the air outlet Remote Control Unit The wireless remote control unit controls power ON OFF operation mode selection temperature fan speed timer setting and air sweeping Refrigerant Tubes The indoor and outdoor units are connected by copper tubes through which refrigerant gas flows Drain Hose Moisture in the room condenses and drains off through this hose Outd...

Страница 65: ...stem is being controlled by the timer LED CLEAN lamp This lamp lights during operation in the UV anti bacterial mode ION lamp This lamp lights during operation in ION mode while the indoor unit is operating The front panel of the indoor unit operates automatically when starting and stopping operation The panel opens slightly when operation starts and closes when operation stops The unit s display ...

Страница 66: ...Auto flap left right indication Flap angle indication Sweep indication 8 Auto flap up down indication Flap angle indication Sweep indication 9 High power operation 10 Indoor unit sensor 11 Child lock 12 ION operation 13 LED clean operation 14 Quiet operation Displayed when setting timer Displayed when transmitting data Displayed when indoor unit sensor is in use Displayed when setting temperature ...

Страница 67: ... setting and FAN SPEED setting are not displayed ION button This button is for turning the negative ions generated during operation on and off ON OFF operation button This button is for turning the air conditioner on and off 1 2 3 5HR TIMER button 1 2 3 5 HOUR OFF TIMER When you press this button regardless of whether the unit is on or off the unit operates for 1 2 3 or 5 hours and then shuts down...

Страница 68: ...play and the remote control unit will automatically adjust the set temperature to save energy FLAP button up down Press the button either to select the setting of the airflow direction to auto flap in each mode or to one of the six possible positions from 2 to 7 or to select the sweep function which moves the flap up and down automatically Auto flap setting If selected in a heating operation the f...

Страница 69: ...again to set adjusted present time CHILD LOCK button The CHILD LOCK button is used to tamperproof and protect the unit from being incorrectly operated The setting or canceling this function is effected by pressing the button for at least two seconds The initial setting is set to CHILD LOCK off CHILD LOCK on All key access functions are invalid while the CHILD LOCK function is on ADDRESS switch The...

Страница 70: ...rect sunlight Behind a curtain or other places 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 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...

Страница 71: ... 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 temperat...

Страница 72: ...or cooling operation For fan only operation 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 STEP 4 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 ...

Страница 73: ...the event of power failure the unit will stop 3 Adjusting the Fan Speed A Automatic fan speed Simply set the FAN SPEED selector button to the 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 or 4 Fan Only If you want to circulate air without any...

Страница 74: ...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 temperature Press the NIGHT SETBACK button 30 min 30 min Time 1 C 2 F 1 C 2 F When the night setback mode is selected the air conditioner automatically lowers the temperature setting 2 C when 30 minutes have passed after th...

Страница 75: ... room Press the ION button The mark appears in the display To cancel press ION button again The indoor unit s ION lamp lights up while negative ions are being generated ION on is the remote control unit s initial setting The negative ions are generated from the negative ion generator 9 LED CLEAN Mode In LED CLEAN mode a UV anti bacterial unit including a LED CLEAN lamp and anti bacterial filter in...

Страница 76: ...ature 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 temperature is low This is because the COLD DRAFT PREVENTION SYSTEM is in operation Sometimes the indoor unit may not get to the set...

Страница 77: ... button until 22 30 is displayed The time can be set in 1 minute increments Holding down the button advances the time rapidly in 10 minute increments 3 Press the CLOCK button again This completes the setting of the current time 1 Press the OFF TIME setting button once The timer indication is displayed and the present OFF time is shown 2 Press the Advance Return button until 20 00 is displayed The ...

Страница 78: ...turned off Operation Indication 1 Press the ON TIME setting button once The timer indication is displayed and the present ON time is shown 2 Press the Advance Return button until 6 10 is displayed 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 3 Wait a few seconds and then the setting is complete The...

Страница 79: ...nt in time and then stops It is not possible to use the OFF Timer and 1 2 3 5 Hour OFF Timer together Whichever function is set last takes precedence If the 1 2 3 5 Hour TIMER button is pressed while the TIMER OFF function operates the OFF Timer is cancelled and the unit will stop operating the desired number of hours later 2 Operation together with the DAILY ON OFF REPEAT Timer The 1 2 3 5 Hour O...

Страница 80: ...nd down to deliver air over the sweep range B Setting the airflow manually Referring to the above illustration use the FLAP button to set the airflow direction within the range used during the heating cooling or dehumidifying operation C Auto flap function The flap is set to the recommended position The flap automatically closes when the unit is off During the heating operation the fan speed will ...

Страница 81: ...uid detergent When cleaning the grille be careful not to force the vanes out of place 1 Never use solvents or harsh chemicals when cleaning the indoor unit Do not wipe the plastic casing using very hot water 2 Some metal edges and 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 un...

Страница 82: ...nd cleaned If you want to turn the FILTER ION lamp off or on after cleaning the anti mold filter press the FILTER RESET button in the indoor unit with a small pointed tool 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 2 Remove the anti mold filter att...

Страница 83: ... the air clean filter 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 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 Cleaning the negative ion generator Foll...

Страница 84: ... people in room 2 Eliminate heat source if possible 3 Doors and or windows are open 3 Shut them to keep the heat or cold out 4 Obstacle near air intake or air discharge port 4 Remove it to ensure good airflow 5 Thermostat is set too high for cooling or too low for heating 5 Set the temperature lower or higher 6 Outdoor temperature is too low for heating 6 Consult your dealer or try to use another ...

Страница 85: ...SANYO Electrric co Ltd Osaka Japan Sept 2005 Printed in Japan T ...

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