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Panasonic CU-B14DBE5 Service Manual Download Page 4

4

1.4.

Operation range

1.4.1.

Power Supply

The applicable voltage range for each unit is given in the following table. The working voltage among the three phases must be bal-
anced within a 3% deviation from each voltage at the compressor terminals. The starting voltage must be higher than 85% of the
rated voltage.

1.4.2.

Indoor and Outdoor Temperature

• Model 50Hz CU-J18DBE5

MODEL

Unit Main Power

Applicable Voltage

CU-

Phase, Volts

Hz

Max.

Min.

1 ~ 220

50

242

198

J18DBE5

1 ~ 230

50

253

207

1 ~ 240

50

264

216

Operating

Hz

Indoor Temp. (D.B./W.B.) (

°

C)

Outdoor Temp. (D.B./W.B.) (

°

C)

Max.

Min.

Max.

Min.

Cooling

50

32/23

21/15

43/-

-5/-

Summary of Contents for CU-B14DBE5

Page 1: ...AGE 1 Service Information 3 1 1 Example of trouble at test operation 3 1 2 Caution of test operation 3 1 3 Caution during automatic address setting 3 1 4 Operation range 4 2 Features 5 2 1 Ceiling Type 5 2 2 Outdoor Unit 5 2 3 Wired Remote Control 7 2 4 Wireless Remote Control 7 2 5 Group Control Equipment 8 3 Product Specification 9 3 1 CS F18DTE5 CU J18DBE5 9 3 2 Safety Devices 10 4 Dimensions 1...

Page 2: ...ol installation manual 62 11 Installation and Servicing Air Conditioner Using R410A 69 11 1 Outline 69 11 2 Tools for installing servicing refrigerant piping 70 11 3 Refrigerant piping work 74 11 4 Installation transferring servicing 76 12 Troubleshooting Guide 80 12 1 For standard installation 80 12 2 During group control operation 82 12 3 Test operation and self diagnosis 83 12 4 Emergency opera...

Page 3: ...tes for outdoor unit to start from the timing of remote control ON OFF switch is on 3 P C board had memorized wrong setting information a If main power supply is switched on with the wrong connection b When changing the connection or combination of units due to re installation etc When changing the system from group control to normal one to one system When making the replacement of units as master...

Page 4: ... from each voltage at the compressor terminals The starting voltage must be higher than 85 of the rated voltage 1 4 2 Indoor and Outdoor Temperature Model 50Hz CU J18DBE5 MODEL Unit Main Power Applicable Voltage CU Phase Volts Hz Max Min 1 220 50 242 198 J18DBE5 1 230 50 253 207 1 240 50 264 216 Operating Hz Indoor Temp D B W B C Outdoor Temp D B W B C Max Min Max Min Cooling 50 32 23 21 15 43 5 ...

Page 5: ...g Life Air Filter 3 Direction Pipe Lead Out 2 1 2 Wide Air Discharge Comfortable Control Wide Angle Airflow 100 Degrees Horizontal Auto Swing Louver 2 2 Outdoor Unit 2 2 1 Flexible Installation in Smaller Spaces Long Pipe design with maximum piping length of 30m Flexible 4 way piping ...

Page 6: ...tion The Noise Suppressing Winglet Fan is a result of new research into vane design theory The unique curved shaped suppressed the generation of vortexes thus reduces air flows noise Operating efficiency is improved and energy consumption reduced 2 2 3 Low Ambient Cooling Operation The unit can set for cooling even when the outdoor temperature drops to 10 C This is ideal for location such as non r...

Page 7: ...in accordance with indoor conditions by switching with main unit thermistor 3 Twin non polar wires make installation work easy 10 m cable supplied as accessory 2 4 Wireless Remote Control 1 New design with compact size Operation range within approximately 8 m 2 Built in timer with OFF ON timer setting within 24 hours NOTE Both of the above remote control is packed separately from the indoor unit W...

Page 8: ...e operated by either one of the two remote control Apart from timer setting time dis plays for two remote control are identical Last button pressed has priority main or slave is set at remote con trol unit Remote side Optional wired remote con trol Local side Optional wired remote con trol CZ RD513C Common control Common control group Operation is possible using either wired or wireless remote con...

Page 9: ...Ø 20 I D Ø 20 Compressor Type Number of Set Hermetic 1 Starting Method Permanent Split Capacitor Motor Type 2 pole 1 phase brushless motor Rated Output kW 1 5 Fan Type Number of Set Sirocco fan 4 Mix flow fan 1 Motor Type 4 pole single phase induction motor 6 pole single phase induction motor Rated Output kW 0 022 0 07 Air heat Exchanger Row Stage FPI Louver fin type 2 12 18 Corrugate fin type 1 3...

Page 10: ...Only Model OFF A RESET Automatic Discharge temp protection Discharge Compressor temperature OFF C 114 thermistor Th1 Liquid compress protection Crankcase heater Input Power W 37 2 Compressor protection Internal protector OFF C 160 50Hz ON C 90 50Hz Trip 50Hz 3 10sec 35A Time For fan motor protection Internal OFF C 135 Protector 49F ON C 85 Heating control Heat pump only Pressure switch OFF MPa Fan...

Page 11: ...11 4 Dimensions 4 1 CS F18DTE5 ...

Page 12: ...12 4 2 CU J18DBE5 ...

Page 13: ...13 5 Refrigeration Cycle 5 1 CS F18DTE5 CU J18DBE5 ...

Page 14: ...14 6 Block Diagram 6 1 CS F18DTE5 6 2 CU J18DBE5 ...

Page 15: ...15 7 Wiring Diagram 7 1 CS F18DTE5 ...

Page 16: ...16 7 2 CU J18DBE5 ...

Page 17: ...wired remote control buttons can be used Time time setting display Check display Fan speed display Operation mode selection display FILTER RESET display Appears after the cumulative running time reaches approxi mately 2 500 hours of operation Temperature setting display 16 C 31 C Airflow direction setting display OFF ON button Used to start and stop the operation FAN SPEED button Used to select th...

Page 18: ...18 8 2 Remote Control Display ...

Page 19: ...19 8 3 Remote Control Panel ...

Page 20: ...inute or hold the button to change the time faster If the UP or DOWN button is not pressed for 30 seconds during the day or time setting or if the SELECT button is pressed the setting at that moment is confirmed and setting will end 8 5 How To Select The Timer 2 types of Timer mode can be selected on the remote control Daily Timer Weekly Timer These timers cannot be operated simultaneously Select ...

Page 21: ...vated everyday Timer nearer to the current time will be activated first 1 Change Display Press MODE button to change the display to daily timer 2 ON Timer OFF Timer and select Time Press SELECT button ON Timer setting will be displayed Press UP or DOWN button to select the desired time Example ON 9 00 then press SET button to confirm the selected desired time Or press CANCEL button if you do not w...

Page 22: ...ion setting Press UP or DOWN button to select the day Then press SET button to delete triangle mark deselect or add triangle mark select Triangle mark on top of each day indicates the day to be selected Repeat these steps if you want to deselect or select many days To confirm the selected days press the SELECT button Individual day setting Press UP or DOWN button to select the day Then press SELEC...

Page 23: ...ppears on top of Monday Friday To confirm the selected days press SELECT button To set the time please refer to step 3 Select time at page 22 1st program select ON and desired time to 9 00 2nd program select OFF and desired time to 16 00 3rd 6th program press CANCEL button To set B Wednesday Individual day setting Press UP or DOWN button to select WED Wednesday Then press SELECT button To set the ...

Page 24: ...ts the remote control signal Airflow direction setting display Fan speed display Temperature setting display 16 C 31 C Time time setting display Shows the timer operation setting time or the current time Address number display Operation selection display OFF ON button Used to start and stop the operation ODOUR WASH button FILTER RESET button Press to cancel the FILTER indicator light on the contro...

Page 25: ...humidify the room When operation begins the fan speed is fixed at Low speed while cooling operation is running until reaches the remote control setting temperature 9 3 Auto Operation Automatic Mode can be set using remote control This operation starts to judge the intake air temperature setting temperature and outdoor piping temperature Then the unit starts to operate at determined operation mode ...

Page 26: ... the outdoor fan ON and OFF within an interval When outdoor pipe temperature increase interval timing increased Outdoor fan ON time is a variable with the range of 200ms to 2000ms After 2 minutes the outdoor pipe temperature is detected and the outdoor unit fan speed is changed automatically Thermostat Compres sor ON OFF Thermostat Compressor ON Thermostat Compressor OFF Thermostat Compressor ON T...

Page 27: ...erature become lower dew form prevention control start to prevention dew form at indoor discharge grille When indoor pipe temperature decrease the cooling capacity will be reduced and the louver angle will be fixed at certain angle 9 6 4 Freeze Prevention Control After compressor starts operation for 4 minutes the outdoor unit will stop its operation if indoor pipe temperature falls below 0 C for ...

Page 28: ...tion Control The purpose of over current protection control is to protect the air conditioner from over current The over current protection control starts when input current from CT is maintained at 20A or more for 2 seconds when the out door unit is starting up or during cooling operation During this protection control compressor is shut down And indoor unit is set to thermo off status After 4 oc...

Page 29: ... Low pressure Switch Disconnection Error Detection Control Low pressure switch disconnection is detected when low pressure switch input continuously open for 1 minutes while compres sor shutdown During this error low pressure switch error is displayed 9 8 Test Run Test run is necessary after installation is completed To enable forced cooling test run at outdoor PCB set the DS1 to position below To...

Page 30: ...me of shipment from the factory this unit is charged with enough refrigerant for an equivalent pipe length of 20m Refer the following table But when the piping length exceeds 20m additional charge is required according to the following table Example CU J18DBE5 In case of 30m long pipe one way the amount of refrigerant to be replenished is 30 20 x 20 200g Piping Size Length Elevation Model No Pipin...

Page 31: ...31 10 3 Position of the centre gravity MODEL NAME OUTSIDE DIMENSIONS NET WEIGHT CENTRE OF GRAVITY WIDTH mm DEPTH mm HEIGHT mm kg X mm Y mm Z mm CU J18DBE5 900 320 795 69 560 150 320 ...

Page 32: ...erant leak occurring Please discuss with the place of purchase for advice on what measures may be necessary to prevent critical concentrations being exceeded If the refrigerant leaks and reaches critical concentration levels there is the danger that death from suffocation may result As to installation request the distributor or vendor to perform it Imperfection in installation caused by that havin...

Page 33: ...ause electrical shock in case the equipment breakdown or has leakage current Wiring shall be connected using specified cables and fix them securely so that external force of the cables may not transfer to the terminal connection section Imperfect connection and fixing leads to fire etc Installation of Earth Leakage Current Breaker This equipment must be installed with earth leakage current breaker...

Page 34: ...m cooking room to install the air conditioner in such place where it may not suck in oily steam 2 Avoid installing the air conditioner in such circumstances where cutting oil mist or iron powder exist especially in factories etc 3 Avoid places where inflammable gas can be generated flows in contaminated or leak 4 Avoid places where sulphurous acid gas or corrosive gas can be generated 5 Avoid plac...

Page 35: ...g bracket Use either W3 8 or M10 bolts and nuts local supplied Fastening the hanging bracket The refrigerant piping can be installed on the right right upper or right rear The drain piping can be installed on the right right rear left or left rear there are connection ports on both right and left sides Thermally insulate the drain and refrigerant piping to prevent dew condensation After cutting th...

Page 36: ...w off dust in the pipe before connection 4 Form the piping according to its routing Avoid bending and bending back the same piping point more than three times This will result in hardening of the pipe 5 After deforming the pipe align centers of the union fitting of the indoor unit and the piping and tighten them firmly with wrenches 6 Connect pipe to the service valve or ball valve which is locate...

Page 37: ...g the drain piping Pour water to about 1 5 liters for the drain confirmation from the air inlet part which should gradually flow into the drain pan 10 4 6 Heat insulation 1 Use the heat insulation material for the refrigerant piping which has an excellent heat resistance over 100 C Piping material Polyvinyl chloride pipe VP 20 and pipe fittings Heat insulation material Polyethylene foam with thick...

Page 38: ...ing terminal to the wires 3 Be sure to turn off the main power before installing and connecting the remote controller Use the standard power cord for Europe such as HO5RN F or HO7RN F which conforms to CENELEC HAR rating specifica tions or use the cable based on IEC standard 245IEC57 245IEC66 Warning The units must be connected to the supply cables for fixed wiring by qualified technician Feed the...

Page 39: ...ddress settings after doing manual setting turn off all DIP switches from No 1 to No 4 and then stop the operation Then press three switches such as AIR SWING AUTO MODE A C No at the same time Do not use manual address setting and automatic address setting together Centralized control is possible for master unit and slave unit at the time of group control CONNECTING THE WIRES TO THE CONTROL BOX Ca...

Page 40: ...erature setting dis play At the start of the test operation it may take up to 1 minute for air conditioner num ber switching time and other displays to appear After operation modes have been selected stop the compressor for a moment Press the OFF ON button of the TEST RUN button once more to cancel test opera tion mode NOTE 1 These units are equipped with connection error prevention circuits If th...

Page 41: ...N cm 16 20 kgf cm M5 196 245 N cm 20 25 kgf cm 10 4 12 Hand over Teach the customer the operation and maintenance procedures using the operation manual air filter cleaning temperature con trol etc As to parts to be sold separately With regards to installation of the parts sold separately follow the installation manual which is provided with the parts sold sepa rately As for work specifications of ...

Page 42: ...tion section Imperfect connection and fixing leads to fire etc As to installation request the distributor or vendor to perform it Imperfection in installation caused by that having been carried out by the customer himself may lead to water leakage electric shock fire etc If installing inside a small room measures should be taken to pre vent refrigerant levels from building up to critical concentra...

Page 43: ...cle It causes capacity down and risk of explosion and injury due to high tension inside the refrigerant cycle Earth This equipment must be properly earthed Earth line must not be connected to earth of gas pipe water pipe lightning rod and telephone Otherwise it may cause electrical shock in case the equipment breakdown or has leakage current Installation of Earth Leakage Current Breaker This equip...

Page 44: ... in All pip ing terminals needs sealing such as shown below How to pinch Close terminal part of piping with pliers and seal the gap with brazing How to tape Seal terminal part of piping with vinyl tape 3 Vacuum pumping The purpose of vacuum pumping work is to remove and dry air inside the piping or nitrogen at air tightness test Perform the work carefully Place Period of work Method of seal Outsid...

Page 45: ...bility of water inside the unit or there is any leakage 10 5 3 Regarding handling Handling the unit by hold the handle at compressor side and hold the basepan bottom at fan side 10 5 4 Selecting the outdoor unit installation locations Select location which satisfies the following condition and then confirm with the customer that such a place is satisfactory before installing the outdoor unit Cauti...

Page 46: ...a right angle to this wind direction or so that air outlet faces toward a wall or fence If there are obstructions near the outdoor unit and the wind direction is not con stant install an optional air guider 9 Do not allow any obstacles near the outdoor unit which will interfere with air flow around the air intake and air outlet 10 If installing in a location which is prone to snowfall place the in...

Page 47: ...reeze during winter or the water may spill down to areas underneath the installa tion location If a drain pipe needs to be installed insert the accessory drain elbow into the mounting hole at the bottom of the outdoor unit and connect a hose with an inside diameter of 15mm to this drain elbow The hose is not supplied If using the drain elbow install the outdoor unit on a base which is at least 5cm...

Page 48: ... with nitrogen while joining pipe ends This will prevent any oxide scaling from occurring inside the pipe If using long pipe lengths with several joined pipe ends insert strainers inside the pipes Strainers are not supplied When tightening the flare nuts coat the flare both inside surfaces with a small amount of refrigerator oil and screw in about 3 4 turns at first by hand Refer to the following ...

Page 49: ...erial with good heat resistant properties as the heat insulation for the pipes Be sure to insulate both the gas side and liquid side pipes If the pipes are not ade quately insulated condensation or water leakages may occur Liquid side pipes Material that can withstand Gas side pipes 120 C or higher Model Additional charging amount Equivalent length 1 5 HP 2 HP 14 18 type 0 02 kg m 30m 2 5 HP 6 HP ...

Page 50: ...tened securely 5 Tighten the binding screws to the specified torque while referring to the table below 6 If connecting two separate wires to a single crimped terminal place the two crimped terminal wires together as shown in Fig A If the arrangement shown in Fig B is used poor contacts or contact damage may result 7 If momentarily turning on the power supply for both the indoor and outdoor units d...

Page 51: ...0V 415V 3N 15 15 15 59 0 1017 CU B34DBE5 CU J34DBE5 220V 240V 40 40 40 10 0 0374 CU B34DBE8 CU J34DBE8 380V 415V 3N 20 20 20 38 0 1017 CU B43DBE8 CU J43DBE8 380V 415V 3N 20 20 20 27 0 1017 CU B50DBE8 CU J50DBE8 380V 415V 3N 20 20 20 25 0 1017 NOTE 1 Where ground work earth is carried out do not connect the ground return to the gas pipe water line pipe grounded circuit of the telephone and lightnin...

Page 52: ...are equipped with connection error prevention circuits If the units do not operate it is possible that the connection error prevention circuits have been operated In such cases check that the Indoor outdoor unit connection wire connected to ter minals and is connected correctly If they are connected incorrectly connect them correctly Normal operation should then commence NOTE 2 Do not short the re...

Page 53: ...e compressive pressure airtight pressure as items to be measured As to the structure and appearance check following items 10 5 13 As to delivery to the customer Request the customer to operate this air conditioner viewing instruction manual come with indoor unit in practice and explain how to operate Deliver the instruction manual to the customer without fail Short circuit of the blow out air Smoo...

Page 54: ... can be seen easily If the remote controller is installed somewhere which is too low or too high it may be difficult to read the LCD Standard height from the floor is 1 2 to 1 5 meters Avoid installing the remote control cable near refrigerant pipes or drain pipes Install the remote control cable at least 5cm away from other electric wires including stereo and TV cables to avoid mis opera tion ele...

Page 55: ...into one of the gaps at the bottom of the case and then twist the screw driver to open Refer to the illustration below Be careful not to damage the lower case Secure the lower case to the wall or outlet box Refer to the illustration at right for the embedded and exposed positions for remote control cable NOTE Be sure to use only the accessory screws Do not bend the lower case when tightening the s...

Page 56: ...direction Refer to the illustra tion below Securely connect connector CN1 If it is not connected the remote controller will not operate If controlling using two remote controllers refer to Control using two remote controllers in 4 Settings Secure the upper case to the lower case Hook the upper tab of the upper case into the lower case and then push the upper case until it snaps shut onto the lower...

Page 57: ...ness 2 Pass the remote control cable into the box and then install the remote controller 1 Secure the remote controller base plate to the wall with two acces sory 4 mm screws 2 The feeding out direction for the remote control cable can be either up or to the left or right Refer to the illustration above After determining the feeding out direction use nippers to make a notch in the cover 3 Route th...

Page 58: ... setting 2 Connect the remote controllers Connect both remote controller to terminals A and B on the indoor unit terminal block non polar All in group will be remote controller thermistor setting when using the remote controller thermistor Up to a maximum of 16 indoor units can be connected at the time of group control Do not connect heat pump unit with cooling only unit Indoor unit No is possible...

Page 59: ...rmistor at the remote controller However do not switch to the remote controller thermistor if using two remote controllers 1 When operation is stopped press for 5 seconds continue the TEST RUN switch to display 00 will be LOCAL MODE 2 Press the UP TEMP DOWN TEMP switch to display 11 3 Press the SELECT switch to display 000 It would blink 4 Press the UP TIMER DOWN TIMER switch to choose display 000...

Page 60: ... being dis played If the CHECK display on the wired remote controller is not blinking press the CHECK switch continuously for 5 seconds or more to display the problem details for the last problem or the problem before that You can then switch between the display for the previous problem and the problem before that by pressing the UP TIMER DOWN TIMER switches Press the CHECK switch once more to ret...

Page 61: ... the one before that by pressing the UP TIMER DOWN TIMER switches After eliminating the cause of the problem press the CHECK switch once more to return to the normal display Example of previous problem display Example of abnormality display before previous display ...

Page 62: ...front of the indoor unit If the remote controller is at an angle to the receptor unit the operation range may become shortened The accessory receptor unit must be attached to the veneer panel The receptor unit for the wireless remote controller should be in a place where it will not be affected by direct light from fluores cent lights Refer to the illustration below If using an inverter type fluor...

Page 63: ...ies NOTE When inserting the batteries for the first time or when replacing the batteries the remote controller may stop working In such case use a ballpoint pen or similar object to push the reset switch The remote controller should then start working normally Replace the batteries with two new batteries of the same kind Rechargeable Ni Cd batteries differ in aspects such as shape and performance ...

Page 64: ...f decorative panel below Pass the cord through the hook of the decorative panel taking care that the cord does not run on the heat insulator etc 2 Remove the control box cover by removing the two fixing screws and connect the joint cord to P C B terminal CN DISP in the control box ...

Page 65: ... the Decorative grille component on which the brand name is shown to the right on the air blow opening Fixed with three tabs There is a gap at the rear center of the decorative grille Insert the tip of a slotted screwdriver etc 2 to 3mm into the gap and pry of the dec orative grille to remove 3 Draw out the cord of the receptor unit through the feed through hole toward the side plate and attach th...

Page 66: ...s number can be oper ated At the time of shipment from the factory the address numbers for both the wireless remote controller and the receptor unit are set to 1 When using only one indoor unit the indoor unit can be used without changing the factory default settings Press the address setting switch with a ballpoint pen or similar object to change the address setting The address number displayed o...

Page 67: ...t the same time When using the wireless remote controller and the optional wired remote controller the MASTER SLAVE setting is not needed When using group control be sure to install the receptor unit to indoor unit No 1 Refer to the illustration below When using group control up to a maximum of 16 indoor units can be connected Do not mix heat pump units and cooling only units When using group cont...

Page 68: ...ntinue 5 seconds to start heating operation The setting temperature fan speed and louver control will be fixed at the settings shown in the table below While the indoor unit is running the OPERATION indicator on the receptor unit will illuminate and it will switch off when the indoor units stops Heating operation is not available for indoor units which are for cooling only If set to HEAT the setti...

Page 69: ...ir Because of this it can cause an oxy gen deficiency if it leaks into a closed room since it collects in the lower area of the room It also generates toxic gas when it is directly exposed to a flame so it must be used in a well ventilated environment where it will not collect Table 1 Physical comparison of R410A and R22 b Compositional change pseudo azeotropic characteristics R410A is a pseudo az...

Page 70: ... Have all repair work done by a specialist Incorrect repairs can result in a water leakage electric shock fire etc 11 2 Tools for installing servicing refrigerant piping 11 2 1 Necessary tools In order to prevent an R410A AC from mistakenly being charged with any other refrigerant the diameter of the 3 way valve service port on the outdoor unit has been changed Also to increase its ability to with...

Page 71: ...se the pressure is higher for the R410A type the conventional type cannot be used Table 6 Difference between R410A and conventional high low pressure gauges The shape of the manifold ports has been changed to prevent the possibility of mistakenly charging with another type of refrigerant Table 7 Difference between R410A and conventional manifold port size Conventional wrenches R410A wrenches For 1...

Page 72: ...th R410A it will damage the unit 7 Electric gas leak detector for HFC refrigerant The leak detector and halide torch that were used with CFC and HCFC cannot be used with R410A because there is no chlorine in the refrigerant The present R134a leak detector can be used but the detection sensitivity will be lower setting the sensitivity for R134a at 1 the level for R410A will drop to 0 6 For detectin...

Page 73: ...efrigerant charging is done manually by opening and closing the valve 9 Refrigerant cylinders The R410A cylinders are labeled with the refrigerant name and the coating color of the cylinder protector is pink which is the color stipulated by ARI of the U S Cylinders equipped with a siphon tube are available to allow the cylinder to stand upright for liquid refrigerant charging 10 Charging orifice a...

Page 74: ... 1 Procedure and precautions for flaring work a Cut the pipe Use a pipe cutter and cut slowly so the pipe will not be deformed b Remove burrs and clean shavings from the cut sur face If the shape of the pipe end is poor after removing burrs or if shavings adhere to the flared area it may lead to refrigerant leaks To prevent this turn the cut surface downward and remove burrs then clean the surface...

Page 75: ... interior When storing sheathed copper pipes or plain copper pipes seal the openings by pinching or taping them securely 2 Makings and management a Sheathed copper pipes and copper element pipes Nominal diameter Outside diameter mm Wall thickness mm A mm R410A flaring tool clutch type Conventional flaring tool Clutch type Wing nut type 1 4 6 35 0 8 0 0 5 1 0 1 5 1 5 2 0 3 8 9 52 0 8 0 0 5 1 0 1 5 ...

Page 76: ...y valve 1 b Fully open the handle Lo of the manifold gauge and run the vacuum pump 2 If the needle of the low pressure gauge instantly reaches vacuum re check step a c Continue the vacuum process for at least 15 minutes then check to make sure the low pressure gauge has reached 0 1 MPa 76 cmHg Once the vacuum process has finished fully close the handle Lo of the manifold gauge and stop the vacuum ...

Page 77: ... About R410A Refrigerant In this case you should use new refrigerant piping rather than the existing piping 1 Piping check Because of the different pressure characteristics of R22 and R410A the design pressure for the equipment is 1 6 times differ ent The wall thickness of the piping must comply with that shown in Table 10 but this is not easy to check Also even if the thickness is correct there m...

Page 78: ...ting instructions for the electronic scale 9 If you cannot charge the stipulated amount operate the unit in the cooling mode while charging a little of the liquid at a time about 150 g time as a guideline If the charging amount is insufficient from one operation wait about one minute then use the same procedure to do the liquid charging again Precaution Never use the gas side to allow a larger amo...

Page 79: ...rcuit f No corrosion should occur from the brazed part 2 Prevention of Overheating Due to heating the interior and exterior surfaces of treated metal may oxidize Especially when the interior of the refrigerant circuit oxidizes due to overheating scale occurs and stays in the circuit as dust thus exerting a fatally adverse effect So make brazing at adequate brazing temperature and with minimum of h...

Page 80: ...it at B power transmission line Symptom Indoor unit no power supply Remote control unit no power supply Outdoor unit LED2 4 6 on P C B flashes 3 The main power is turned on while the indoor outdoor transmission wires are not connected open circuit at C transmission line Symptom Remote control unit check flashes Error code F27 01 indoor outdoor transmission error Indoor unit LED1 on P C B flashes O...

Page 81: ...81 When remote control display shows power supply Clock setting and no timer setting When remote control display shows No power supply ...

Page 82: ... unit LED1 on P C B flashes Outdoor unit LED6 7 on P C B flashes 2 The main power is turned on while the remote control connection wire is not connected open circuit at section D Symptom Nothing abnormal appears on the remote control display Operation of indoor unit No 1 and No 2 is possible However indoor unit No 3 cannot be operated Remedy 1 Turn off the main power 2 Connect the disconnected wir...

Page 83: ...mpleted 3 Turn on the circuit breaker before test operation extends past 12 hours 4 Check that the voltage is 10 of the rated voltage 198V or higher when starting the unit The unit will not operate if the voltage is less than 10 of the rated voltage 198V 5 If test operation continue more than 30 minutes test operation finishes and shift to normal operation 12 3 2 Test operation from the outdoor un...

Page 84: ...ton to start test operation 2 After pressing the OFF ON button press the TEST RUN button within 1 minute 3 Then the pipe temperature gas pipe will be displayed in the LCD of the remote control 4 Check that the pipe temperature in the display of the remote control starts dropping after operation has been continuing for sometime ...

Page 85: ...may appear The air conditioner No can be displayed by pressing the air conditioner No button same as Temp up and down button When an abnormality occurs at this unit check flashes in the display Press the check button while the display is flashing The timer display will change and an error code from F15 to F44 will appear in place of time the temperature setting display will also change to show the...

Page 86: ... the CHECK display on the wired remote control is not flashing press the CHECK button continuously for 5 seconds or more to display the past problem details 12 3 5 Test operation using the receiver auto button If using wireless remote controller ...

Page 87: ...11 seconds cooling test operation Press the auto button continuously for more than 11 seconds to less than 16 seconds set remote controller address Press the auto button continuously for more than 16 seconds to less than 21 seconds remote controller address confirmation mode Press the auto button continuously for more than 21 seconds to less than 26 seconds change address of branch unit Press the ...

Page 88: ...ration the LED on the P C B will flash 70 3 5 8 8 0 9 80 2 5 6 3 90 1 9 4 7 100 1 4 3 5 Resistance value kΩ 5 Temperature Indoor Outdoor C Room temperature Pipe temperature Discharge temperature Pipe temperature thermistor thermistor thermistor thermistor ...

Page 89: ...blem Indoor outdoor unit connection cable and connection terminals or indoor unit power supplies indoor side 05 Indoor outdoor unit connection error problem Indoor outdoor unit connection wire indoor side 01 Indoor outdoor unit disconnec tion problem Indoor outdoor unit connection cable and connection terminals or outdoor unit power supplies outdoor side 05 Indoor outdoor unit connection error pro...

Page 90: ...protector worked Outdoor unit current detector fault or connec tor Compressor fault or refrigeration system Wired remote control unit display Outdoor unit printed circuit board LED Location or problem Check location Abnormal dispaly Detail dispaly 2 3 4 5 6 7 8 ...

Page 91: ...10 3 50 1 96 25 19 5 50 3 47 1 54 5 31 3 45 1 66 5 03 3 37 1 81 4 68 3 25 1 97 4 46 3 19 2 09 22 6 00 2 73 1 66 5 82 2 76 1 79 5 53 2 74 1 95 5 15 2 65 2 13 4 95 2 65 2 26 17 5 08 4 52 1 44 4 89 4 45 1 56 4 61 4 29 1 69 4 29 4 12 1 84 4 10 4 06 1 95 27 19 5 51 4 08 1 54 5 30 4 03 1 66 5 00 3 90 1 81 4 69 3 77 1 98 4 45 3 69 2 09 22 5 99 3 30 1 67 5 79 3 30 1 80 5 49 3 24 1 95 5 10 3 11 2 12 4 93 3...

Page 92: ... consumption 13 2 1 Cooling Performance Model Cooling capacities are based on conditions CS F18DTE5 Single phase 50Hz 220V Cooling capacity Indoor temp 27 C D B 19 C W B 5 0kW Outdoor temp 35 C D B Standard air volume 14 m3 min ...

Page 93: ...93 Model Cooling capacities are based on conditions CS F18DTE5 Single phase 50Hz 230V Cooling capacity Indoor temp 27 C D B 19 C W B 5 0kW Outdoor temp 35 C D B Standard air volume 14 m3 min ...

Page 94: ...94 Model Cooling capacities are based on conditions CS F18DTE5 Single phase 50Hz 240V Cooling capacity Indoor temp 27 C D B 19 C W B 5 0kW Outdoor temp 35 C D B Standard air volume 14 m3 min ...

Page 95: ...95 13 3 Reaching distance CS F18DTE5 Cooling ...

Page 96: ...96 13 4 Sound data ...

Page 97: ...97 13 5 Sound measuring point 13 5 1 Indoor Unit 13 5 2 Outdoor Unit ...

Page 98: ...0V ITEM MODEL Indoor Unit Outdoor Unit CS F18DTE5 CU J18DBE5 MODE Hi Me Lo Hi Air Volume m3 min 16 14 12 57 Running Current A 0 35 0 28 0 28 0 57 0 58 0 59 Power Consumption kW 0 07 0 06 5 0 124 0 130 0 135 Fan Speed r min 1100 950 880 656 676 696 ...

Page 99: ...ctrical Data 50Hz Model Source Fan Motor Fan Motor Voltage Frequency S C R C A IPT kW R C IPT R C IPT Current A Power Con sumption kW V Hz A COOL COOL A kW A kW COOL COOL CS F18DTE5 220 50 26 7 30 1 59 0 28 0 06 0 57 0 12 8 15 1 78 CU J18DBE5 230 50 27 7 23 1 62 0 29 0 07 0 58 0 13 8 10 1 81 240 50 28 7 17 1 64 0 29 0 07 0 59 0 14 8 05 1 84 Legend S C Starting Current R C Running Current IPT Power...

Page 100: ...100 14 Exploded View Indoor Unit 14 1 CS F18DTE5 ...

Page 101: ...101 14 2 CS F18DTE5 ...

Page 102: ...102 14 3 CS F18DTE5 ...

Page 103: ...ID 1 CWG021024 28 HEATPROOF TUBE GAS 1 CWG021022 29 WATERPROOF COVER 1 CWG251006 30 SENSOR EVAPORATOR 1 CWA50C2232 31 HOLDER SENSOR 1 CWH32137 32 VANE COMPLETE 1 CWE24C1016 33 VANE SIDE HOLDER 2 CWH511027 34 FULCRUM 2 CWH621008A 35 VERTICAL VANE HOLDER MANUAL 3 CWD911107 36 VERTICAL VANE HORIZ AIR FLOW 12 CWE241051 37 CONNECTING BAR 6 CWE261019 38 AIR SWING MOTOR COMPLETE 1 CWA98C1004 39 CONTROL B...

Page 104: ...5C2588 67 RAY RECEIVER 1 CWD76C1030 102 BEARING 2 CWH641004 107 WIRED REMOTE CONTROL CO ACCESSORY 1 CWG50C2604 OPERATING INSTRUCTION 1 CWF564868 OPERATING INSTRUCTION 1 CWF564869 OPERATING INSTRUCTION 1 CWF564870 OPERATING INSTRUCTION 1 CWF564871 OPERATING INSTRUCTION 1 CWF564882 INSTALLATION INSTRUCTION 1 CWF612642 INSTALLATION INSTRUCTION 1 CWF612836 NO PART DESCRIPTION QTY CS F18DTE5 ...

Page 105: ...105 16 Exploded View Outdoor Unit 16 1 CU J18DBE5 ...

Page 106: ...106 16 2 CU J18DBE5 ...

Page 107: ...ABINET REAR PLATE COMPLETE 1 CWE02C1035 23 CONTROL BOARD ASS Y 1 CWH10K1063 24 TERMINAL BOARD ASS Y 1 CWA28K1085J 25 TERMINAL BOARD ASS Y 1 CWA28K1076J 26 CAPACITOR FM 2 0µF 460V 2 5µF 460V 1 DS461255QP A 27 CAPACITOR COMP 30µF 370V 50µF 370V 1 DS371506CPNA 28 HOLDER CAPACITOR 1 CWH30060 29 ELECTRONIC CONTROLLER MAIN 1 CWA73C1891 30 MAGNETIC RELAY 1 K6C4E8A00003 31 TRANSFORMER 1 CWA401060 32 TERMI...

Page 108: ...108 18 Print Pattern 18 1 Indoor Unit Printed Main ...

Page 109: ...109 18 2 Indoor Unit Printed Indicator 18 2 1 Outdoor Unit Main PHAAM Printed in Malaysia SSBZ0603 00 ...

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