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Panasonic CS-PE12DKE, Service Manual

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Panasonic CS-PE12DKE Service Manual Download Page 75

Compressor

Outdoor Main PCB

CN-HOT
(NV2)

A743776

A743821

1

10V

0.047

25V

XH4

15.0K 1%

1K

NONE

ERJ3GEY0R00V

NONE

NONE

NONE

ERJ3GEY0R00V

NONE

1A5-E

NONE

J0HBJY000004

A67C5043

NONE

NONE

NONE

NONE

NONE

RJ1N432C

NONE

NONE

NONE

NONE

NONE

ERJ3GEY0R00V

K6B1AGA00123

NONE

NONE

NONE

NONE

NONE

NONE

NONE

NONE

NONE

CU-PE9DKE

CU-PE12

D

KE

EMC

POWER

CAUTION
DIFFERENCE POINT

CS-PE9DKE/CU-PE9DKE/CS-PE12DKE/CU-PE12DKE

- 75 -

Summary of Contents for CS-PE12DKE

Page 1: ...injury or death 1 Features 2 2 Functions 3 3 Product Specifications 6 4 Dimensions 10 5 Refrigeration Cycle Diagram 12 6 Block Diagram 13 7 Wiring Diagram 14 8 Operation Details 15 9 Installation instructions 41 10 Installation and Serving Air Conditioner Using R410A 11 Disassembly of The Parts 12 Troubleshooting Guide 13 Technical Data 14 Exploded View 15 Replacement Parts List 16 Exploded View 1...

Page 2: ...KE CU PE12DKE Enviromental Friendly For Refrigerant R410A Model 12 hour Timer Setting Zero ozone depleting potential and low global warming potential by using R410A refrigerant Comfort Environment Air filter with function to reduce dust and smoke Breakdown Self Diagnosis function Removable and washable Front Panel Delay ON Timer and OFF Timer ...

Page 3: ...y later Set Cancel Timer Operation Set timer Cancel the set timer 2 Functions Remote Control 3 OFF ON MODE FAN SPEED AIR SWING TEMP TIMER OFF ON TIMER SET CANCEL Turn on off the air conditionor When stop the operation by pressing OFF ON button the cursor key points to OFF By pressing SET button for 5seconds continuously to switch to set the sensor sensitivity CS PE9DKE CU PE9DKE CS PE12DKE CU PE12...

Page 4: ... Med Med Low Auto Fan Speed Indoor Fan Speed Control Automatic Airflow Direction Control The louver automatically swings up and down Five Manual Airflow Direction Control Airflow Direction Control Delayed On timer Control For cooling or soft dry mode the unit starts 15 minutes before the set time with the remote control but for heating mode 30 minutes before the set time CS PE9DKE CU PE9DKE CS PE1...

Page 5: ...seconds It stops immediately with remote control ON OFF button 4 way Valve Control If the unit is stopped during Heating Operation the 4 way valve will remain in heating mode operation for 3 minutes CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE Total Running Current Control 30 Seconds Forced Operation Control Deice Operation ...

Page 6: ...e Motor Type Rated output type Motor type Fan Speed Low Med High Rated Output Input Inch Inch Inch Inch mm m mm mm mm kg W W W rpm rpm rpm CS PE9DKE CU PE9DKE 2 50 0 90 3 00 3 30 0 90 4 00 Single 230 50 Cooling high46 Heating high47 Cooling high42 Low27 Heating high42 Low27 Cooling 730 190 1000 Heating 820 170 1110 Cooling 3 4 Heating 3 7 Cooling 2 95 2 58 4 05 Heating 3 46 3 10 4 53 3 7 G half un...

Page 7: ...or Unit CS PE9DKE CU PE9DKE Length Circulation Inner Diameter mm c c g mm L min mm F V Evaporator Copper Slot type Plate fin configuration forced draft 2 x 15 1X24 Condenser Copper Corrugation type 20 610x252x25 4 Electronic Control P P Honeycomb 18 5 Capillary Tube 840 sensor Inner protector 600 10 8 15 0 2 1 3 F 1 2 450V Specifications are subject to change without notice for further improvement...

Page 8: ...ted output type Motor type Fan Speed Low Med High Rated Output Input Inch Inch Inch Inch mm m mm mm mm kg W W W rpm rpm rpm CS PE12DKE CU PE12DKE 3 15 0 90 3 80 4 10 0 90 5 00 Single 230 50 Cooling high48 Heating high50 Cooling high42 Low30 Heating high42 Low33 Cooling 900 190 1270 Heating 1110 170 1410 Cooling 4 2 Heating 4 9 Cooling 2 98 2 57 4 05 Heating 3 18 3 07 4 53 4 9 G half union3 8 L hal...

Page 9: ...ir Filter Refrigerant Circulation Control Device Fan Motor Capacitor Unit CS PE12DKE CU PE12DKE Length Circulation Inner Diameter mm c c g mm L min mm F V Evaporator Copper Slot type Plate fin configuration forced draft 2 x 15 2X24 Condenser Copper Corrugation type 20 610x252x25 4 Electronic Control P P Honeycomb 17 Capillary Tube 1020 Inner protector 300 10 11 3 0 2 1 3 F 1 8 450V Dimensions Rows...

Page 10: ...iew Back View Installation Plate Hook Gas Side Liquid Side Drain Port Air intake 280 Side view 183 Air outlet Left Piping Hole Right Piping Hole 100 141 17 1 57 Unit mm Installation plate Front View CS PE9DKE CS PE12DKE hr DELAY hr DELAY OFF ON SELECT SET CANCEL ERROR RESET ON OFF INVERTER AUTO HEAT COOL DRY OFF ...

Page 11: ...Outdoor Unit CU PE9DKE Unit mm CU PE12DKE 11 CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 10cm or more 10cm or more 100cm or more 48 18 6 INVERTER 780 57 570 289 Top View 105 ...

Page 12: ...DKE INDOOR UNIT INTAKE AIR SENSOR PIPING SENSOR HEAT EXCHANGER EVAPORATOR Cooling Heating GAS SIDE 3 WAY VALVE LIQUID SIDE 2 WAY VALVE OUTDOOR UNIT CAPILLARY TUBE C3 CAPILLARY TUBE C1 CAPILLARY TUBE C2 OUTDOOR AIR SENSOR HEAT EXCHANGER CONDENSOR 4 WAY VALVE COMPRESSOR PIPING SENSOR COMPRESSOR SENSOR ...

Page 13: ...CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE FM FM FM 2 3 OUTDOOR UNIT INDOOR UNIT THERMAL FUSE 4 WAY VALVE REACTANCE 6 Block Diagram CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE ...

Page 14: ...R BL W B Y ELECTRONIC CONTROLLER DISPLAY RECEIVER SENSOR PIPING TEMP BR R O Y P MOTOR MOTOR ELECTRONIC CONTROLLER MAIN 3 WIRELESS REMOTE CONTROL 3 W U V U W V W L6LAHAG00001 T TERMINAL FUSE 1 2 SENSOR PIPING TEMP SENSOR AIR TEMP SENSOR COMP TEMP COIL COMP 4 WAY VAVLE R B Y COMPRESSOR Y G Y Y B B CAPACITOR Fm2 Fm1 TERMINAL Y G COMPRESSOR TERMINAL YELLOW RED BLUE TRADE MARK INDOOR UNIT W W W W W W W...

Page 15: ...O HEAT COOL DRY can be selected by pressing the button Initial display of LCD is as follow MODE SET TEMP FAN SPEED AIR SWING AUTO HEAT COOL DRY 25 20 28 25 AUTO AUTO AUTO AUTO AUTO AUTO AUTO AUTO Keeping the button depressed continuously the operation mode will change as AUTO HEAT COOL DRY hr DELAY hr DELAY OFF ON ON OFF AUTO HEAT COOL DRY FAN AIR SWING SPEED AUTO AUTO A B OFF CS PE9DKE CU PE9DKE ...

Page 16: ...ontroller the indoor indicator will flash or light up to start the operation Fan Speed Button 1 The display on the remote controller changes as follow by pressing the AIR SWING button 2 If the ON OFF button is pressed after the fan speed mode is set or change the fan speed mode during operation or the signal is received from the remote controller the indoor indicator will flash or light up to star...

Page 17: ... is cancelled ON or OFF will disappear on the remote control display The time on the remote control will change every hour OFF Timer and OFF ON Timer can only be set during the operation Timer setting can operate only once If the OFF ON button on the remote control or the AUTO Switch on the indoor unit is pressed the timer setting will be cancelled If Auto Restart Control occurs timer setting will...

Page 18: ... OFF ON BUTTON When the ON OFF button on the remote control is pressed the cursor key which points to OFF will appear or disappear to indicate the ON OFF status of the air conditioner FAN SPEED AIR SWING 1 2 The air conditioner is running but the cursor key which points to OFF appears The air conditioner can be stopped with any button Except for ON OFF TIMER SET TIMER ON pressed The air conditione...

Page 19: ...e switch is pressed between 0 to 5 seconds Auto Mode operation starts to function 2 When the switch is pressed between 5 to 8 seconds the unit is forced to operate in Cooling Mode 3 When the switch is pressed between 8 to 11 seconds the unit is forced to operate in Heating Mode 4 When the switch is pressed between 11 to 16 seconds and together with the signal from the remote controller the unit ca...

Page 20: ...rmal Orange Poor Red Bad Indoor Fan Motor Control 1 Basic Fan Speed Fan speed is determined by the setting of the remote control And W5 W6 can be calculated according the equations below Those operation modes W4 Low W8 Hi W10 have been regulated in the EEPROM data Me W5 W4 W10 Me W6 W5 W10 Me W7 W6 W10 Cool Dry REMOTE CONTROL FAN SPEED ROTATING SPEED SHI HI Me Me Lo Slo Sslo W9C W8C Calculated W4C...

Page 21: ...Normal Auto Fan Fan Speed Set Slo P E 9 D K E P E 1 2 D K E S H I W 9 C 1 4 2 0 1 4 3 0 H I W 8 C 1 3 6 0 1 3 7 0 M e W 7 C 1 1 9 0 1 2 7 0 M e W 6 C 1 0 7 0 1 1 6 0 M e W 5 C 9 5 0 1 0 5 0 L o W 4 C 8 3 0 9 4 0 L o W 3 C 7 7 0 8 8 0 S lo W 2 C 7 4 0 8 4 0 S S L o W 1 C 6 6 0 7 2 0 In te rv a l W 1 0 C 1 2 0 1 1 0 S H i W 8 W 1 4 2 0 1 4 4 0 M e W 7 W 1 2 7 0 1 3 4 0 M e W 6 W 1 1 5 0 1 3 6 0 M e ...

Page 22: ...l Fan Speed Stop Stop SSHi SLo or SSLo Refer to the following contents Lo Setting On Remote Control Auto Setting On Remote Control Auto Fan Speed for Cooling Operation a b c d e f g h a b No C No B No A Auto Fan Speed for Heating Operation Refer to Piping Temperature Control Following eight patterns repeat over and over for auto fan speed Each pattern persists ten second Temp Of outdoor unit under...

Page 23: ...lo OFF ON OFF OFF ON Note Fan speed is automatic for cooling mode and Slo for soft dry mode 4 5 4 5 4 20 90 OFF Slo COMP FM 1 ON Outdoor Fan Motor Control 1 Specification of outdoor fan motor Model Fan Motor Speed rpm CU PE9DKE CU PE12DKE Induction Motor 6 Poles 1 speed Induction Motor 6 Poles 1 speed 670 770 2 Operation of the fan motor The outdoor fan runs during the operation of the compressor ...

Page 24: ...6 70 104 37 71 105 37 71 9 105 38 12 72 106 38 72 9 106 39 12 73 107 39 73 107 40 74 108 40 74 108 41 9 75 109 41 75 109 42 76 110 42 76 110 43 77 111 43 77 111 44 12 78 112 44 78 12 112 45 12 79 113 45 79 113 2 Starting Control Within 300 seconds after the start up of the compressor the frequency for the compressor will change as below Start up after the micron reset Start up after thermal off Se...

Page 25: ...nutes Current Value A I1 38 5 37 5 A B D IPM Protection Control 1 DC Peak Current Control 1 When electric current to IPM exceeds set value of DC17 3 1A the compressor will stop It will restart after three minutes 2 If the set value is exceeded again within 30 seconds the operation will restart after one minute If this condition repeats continuously for seven times all indoor and outdoor relays wil...

Page 26: ...peration 4 If the operation is shifted from cooling or dry to heating mode the switching of 4 way valve will be delayed for 3 minutes 5 Heating Operation Mode Four minutes after the start of the operation if the indoor piping temperature detected is lower than 0 the operation will stop Restarts in 3 minutes If this situation happens 4 times within 30 minutes error code F11 will be displayed 6 Cool...

Page 27: ... swing up and down within the range indicated in the Form above Dry Remain in the horizontal direction Heat The vertical airflow vane will change according to indoor piping temperature as below C B A Vertical Airflow Vane Indoor Piping Temperature 127 33 127 30 CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 27 7 14 21 28 35 7 14 21 28 35 0 15 30 45 60 C B A Auto Airflow 7 7 35 Heat Manual Airflow Auto ...

Page 28: ...n the remote controller 2 The error code is changed and diagnosis signal is transmitted to the indoor unit by pressing the Temp Up button on the remote control 3 When the malfunction of the air conditioner matches the error code on the remote control four beeps can be heard from the indoor unit and the operation indicator will light up 4 Keep the CHECK button depressed continuously for 5 seconds t...

Page 29: ... Outdoor fan motor lock Twice within 30 minutes Outdoor fan motor X Air filter dirty Air circulation short circuit Insufficient refrigerant Air filter dirty 4 way valve V coil F16 Cooling Dry cycle changeover abnormality 4 times occurrence within 30 minutes Indoor PCB X F90 PFC control 4 times occurrence within 20 minutes Voltage at PFC X No refrigerant 3 way valve is closed F93 Compressor abnorma...

Page 30: ...p Off Normal Control Up Zone Fixed Down Zone 2 Indoor Fan Control Indoor fan speed changes according to the indoor fan speed Cool 6 Dry 2 10 Free Up Zone Cool 9 Dry 5 22 15 8 38 25 18 11 37 40Hz 22 15 8 10 64Hz 38 25 18 11 10 64Hz 12 64Hz PE12DKE Outdoor Air Temp Outdoor Air Temp Anti freezing Control Outdoor Air Temp Control CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 8 3 Cooling Operation 40Hz 13 ...

Page 31: ...0 1020 Indoor Fan Speed B 2 30 30 Indoor Fan Speed A Operation Time S 1 30 30 1 The indoor fan speed is higher than A but less than B The indoor fan speed is less than A Overload Protection For Cooling Operation 56 53 61 58 55 55 Off 40Hz 8Hz 45s Down Fixed 40 51Hz 1 40 64Hz 2 The frequency for the compressor will change according to the outdoor piping temperature 1 PE9DKE 2 PE12DKE 2 31 CS PE9DKE...

Page 32: ... Shifting Thermo Off 0 5 2 5 Dry Slo Cool Indoor Air Temp Set Temp Indoor Air Temp Set Temp 8 4 Soft Dry Operation PE9DKE PE12DKE T 4 24 31 T 4 27 34 32 Indoor Fan Control 1 Indoor fan is controlled by the indoor piping temperature K11 K8 K7 K5 K3 K1 Min Me Set Speed on Remote Control K9 K6 K4 K2 K0 Stop Lo Slo K0 16 K1 19 K2 24 K3 322 K4 342 K7 39 K8 42 K9 55 K10 55 Piping Temperature Max Lo Max ...

Page 33: ...erature rises to 19 and the indoor fan speed and airflow direction varies with the indoor piping temperature the hot start control is completed CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 33 Auto Fan Speed Fixed K8 K10 Up K8 K10 Overload Protection Control The frequency for the compressor is determined by indoor piping temperature 60 Stop 53 5Hz 30s Down Min 40 Hz Fixed Min 40 Hz Max 47 Hz Max 62 Hz...

Page 34: ... 99Hz 99Hz ON OFF OFF OFF OFF ON ON OFF OFF OFF OFF ON ON ON OFF OFF OFF OFF ON ON ON New JIS Deice Operation Deice operation starts immediately after the deice instruction is received But the first deice operation starts 1 hour after the heating operation is activated 1 Outdoor heat exchanger temperature is lower than3 for 30minutes 2 Outdoor heat exchanger temperature is lower than 1 continuousl...

Page 35: ...r 40 minutes and 9 for 3 minutes continuously the outdoor air temperature is higher than 3 and the compressor is on The outdoor heat exchanger temperature remains less than 3 for 40minutes and 11 for 3 minutes continuously the outdoor air temperature is lower than 3 and the compressor is on Note The first deice operation occurs 60 minutes after the beginning of the operation Time Graph Free 1 2 3 ...

Page 36: ...nd outdoor air temperature for 20 seconds HEAT COOL DRY 0 1 2 3 T3 4 36 28 27 26 25 24 23 22 21 20 19 18 17 16 T1 T2 0 1 2 3 13 19 21 23 25 Outdoor Air Temp Set Temp Set Temp on Remote Control T1 T2 T3 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 10 8 7 6 3 3 3 3 5 7 7 8 If the operation mode changed T1 T2 T3 will change as follow Heating Cooling Soft Dry Operation 2 Cooling Soft Dry Heating Opera...

Page 37: ...door intake air temperature 15 5 0 5 45 Min 50 Min Outdoor air temperature Cooling Soft Dry Heating Timer Signal Receiving Sound During Operation Operation Sound Timer LED Timer Setting ON Timer Set OFF Beep ON Valid OFF Timer Set ON Beep ON Valid ON OFF Timer Set OFF Beep ON Valid OFF ON Timer Set ON Beep ON Valid Operation Sound Timer LED Timer Setting ON Timer Set OFF Beep ON Valid OFF Timer Se...

Page 38: ...air quality sensor is always on during the operation of the air conditioner When the air conditioner stops The air conditioner is on standby the air conditioner will provide power to the air quality sensor intermittently It will be on for 3 minutes after each 109 minutes for the purpose of air quality detecting Within 2 minutes after the air conditioner starts to operate the air quality sensor is ...

Page 39: ...vel 2 Red 0 1 2 G1 0 85 G2 0 60 Set the sensitivity number of the air quality sensor as 2 Standard A i r q u a l i t y becomes better A i r q u a l i t y becomes worse Detecting of air quality When the air conditioner is on standby a After the air conditioner stops operation it will provides power to the air quality sensor intermittently to detect the air quality and update the resistance referenc...

Page 40: ...ivity control m ode 2 The previous sensitivity setting will be displayed in the temperature display 3 Press or button on the remote control to change the sensitivity 0 Turn off the air quality indicator 1 Low Sensitivity 2 Standard Sensitivity 3 High Sensitivity G1 0 70 G2 0 45 G3 0 48 G4 0 73 G1 0 85 G2 0 60 G3 0 63 G4 0 88 G1 0 90 G2 0 65 G3 0 68 G4 0 93 Within 10 seconds after the sensitivity s...

Page 41: ... Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury 5 For electrical work follow the local national wiring standard regulation and this installation instruction An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defe...

Page 42: ...there is ease for access for the power disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using a power plug Use an approved 15A 16A power plug with earth pin for the connection to the socket 2 Power supply connection to a circuit breaker for the permanent connection Us...

Page 43: ...ion from the condenser is not obstructed There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall ceiling fence or other obstacles Do not place any obstacles which may cause a short circuit of the discharged air If piping length is over the common length additional refrigerant should be added as shown in the table Piping si...

Page 44: ...cording to the arrows marked on the lower left and right side of the installation plate The meeting point of the extended line is the centre of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole centre is obtained by measuring the distance namely 105 mm and 145 mm for left and right hole respectively Drill the piping hole at either the right or ...

Page 45: ...the installation plate by moving in left and right Hooks at installation plate Slee ve for piping hole Piping Drain hose Indoor unit Installation plate hook Unit s Securethe IndoorUnit 1 Tape the extra power supply cord in a bundle and keep it behind the chassis Ensure t hat the power s upply cord is not clamped in between the unit s hook 2 positions and installation plate 2 Press the lower left a...

Page 46: ...ı Ensure the color of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively ı ı ı ı ı ˇ ı ˇ ı ˇ ı Earth lead wire shall be longer than the other lead wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the anchorage ı ı ı ı ı ˇ ı ˇ ı ˇ ı Secure the cable onto the control board with the holder clamper 46 CS PE9DKE CU PE9...

Page 47: ...rame firmly and horizontally by bolt nut ø10 mm 2 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails 9 3 3 CONNECTING THE PIPING Connecting The Piping To Indoor Unit Please make flare after inserting flare nut locate at joint portion of tube assembly onto the copper pipe In case of using long piping Connect the piping ı...

Page 48: ...r approximately ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO FOLLOW THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service port caps o...

Page 49: ...ops 4 A Checking gas leakage for the left piping 9 3 6 CONNECT THE CABLE TO THE OUTDOOR UNIT 1 Remove the control board cover from the unit by loosening the screw 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm2 flexible cord type designation 245 IEC 57 or heavier cord 3 Secure the cable onto the control board with the holder clamper 4 ...

Page 50: ...mperature of the intake and discharge air ı ı ı ıEnsure the difference between the intake temperature and the discharge is more than 8 C during cooling operation or CHECK ITEMS Is there any gas leakage at flare nut connections Has the heat insulation been carried out at flare nut connection Is the connecting cable being fixed to terminal board firmly Is the connecting cable being clamped firmly Is...

Page 51: ...an cause an oxygen 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 isdirectly 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 Composition wt Boiling point C Vaporizing pressure 25 C Saturated vapor density Flammability Ozone des...

Page 52: ...y a specialist Incorrect repairs can result in an water leakage electric shock fire etc 10 2 TOOL FOR INSTALLING SERVICING REFRIGERANT PIPING 10 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 withstand pressure the opposing ...

Page 53: ...hes Table 5 Conventional wrenches R410A wrenches For 1 4 opposite side x torque 17 mm x 18 N m 180 kgf cm 17 mm x 18 N m 180 kgf cm For 3 3 opposite side x torque 22 mm x 42 N m 420 kgf cm 22 mm x 42 N m 420 kgf cm For 1 2 opposite side x torque 24 mm x 55 N m 550 kgf cm 26 mm x 55 N m 550 kgf cm ı ı ı ı ı ˇ ı ˇ ı ˇ ı Because the pressure is higher for the R410A type the conventional type cannot b...

Page 54: ...rch that were used with CFC and HCFC cannot be used with R410A because there is no chlorine in the refrigerant ı ı ı ı ı ˇ ı ˇ ı ˇ ı 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 ı ı ı ı ı ˇ ı ˇ ı ˇ ı For detecting small amounts of gas leakage use the electric gas leak detector for...

Page 55: ... by opening and closing the valve 9 Refrigerant cylinders ı ı ı ı ı ˇ ı ˇ ı ˇ ı 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 ı ı ı ı ı ˇ ı ˇ ı ˇ ı Cylinder equipped with a siphon tube are available to allow the cylinder to stand upright for liquid refrigerant charging 10 Charging or...

Page 56: ...a conventional flaring tool use the copper pipe gauge for clearance adjustment etc to ensure the correct A dimension see Fig 10 Fig 10 Flaring dimensions 10 3 1 Piping Material s It is recommended that you use copper and copper alloy jointless pipes with a maximum oil adherence of 40 mg 10m Do not used pipes that are crushed deformed or discolored especially the inside surface If these inferior pi...

Page 57: ...orque The tightening torque for R410A is the same as the conventional torque value for R22 Be careful because if the torque is too weak it may lead to a gas leak If it is too strong it may split the flare nut or make it impossible to remove the flare nut Table 15 R410A tightening torque Nominal diameter in Outside diameter mm Tightening torque N m kgf cm Torque wrench tightening torque N m kgf cm ...

Page 58: ... be thoroughly purged with nitrogen or dried with a vacuum pump 10 4 INSTALLATION TRANSFERRING SERVICING 10 4 1 Inspecting Gas Leaks with a Vacuum Pump for New Installations Using New Refrigerant Piping 1 From the viewpoint of protecting the global environment please do not release refrigerant into the atmosphere a Connect the projecting side pin pushing side of the charging hose for the manifold ...

Page 59: ... 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 different 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 may be flattened or bent portions midway through the p...

Page 60: ...te 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 Precau tion Never use the gas side to allow a larger amount of liquid refrigerant to be charged while operating the unit 10 Close the charging valve...

Page 61: ...l 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 heating area 3 Overheating Protection In order to prevent components near the brazed part from overheating damaged or quality deterioration due to fl...

Page 62: ...g 2 Removal Procedure For Intake Grille 1 Remove the two caps at the discharge port right and left Fig 3 2 Release the two screws under the both caps Fig 4 Removal Procedure For Front Grille Cap Fixing Screw Fig 3 Fig 4 Fig 2 Fig 5 Front Grille 3 Pull out the front grille from the unit body Fig 5 Fig 1 Opener CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE ...

Page 63: ...e 1 Separate the drain hose and the drain plate Fig 10 Fig 10 2 Pull out the discharge grille slightly Fig 11 Fig 11 3 Break off the earing release the holder slightly Be sure to avoid cracking of the holder 1 Remove indicador complete Afer removing the front grille loose the screw behind the indicator the whole indicator can be released 5 Remove the whole control board Loose the screw s of contro...

Page 64: ...ol to the original set by manufacture Reset Point 1 Fig 12 Release the two fixing screws disassembly the fixing board from evaporator on the left side of the evaporator and pull out the whole evaporator 2 Loose the fixing screw of the cross flow fan Fig 13 Fig 12 Fig 13 Fixing Screw 3 After removing the bearing refer to fig14 indoor fan can be taken out from the left side Bearing 4 Lift up the ind...

Page 65: ...mperature More than 8 15 minutes afte an operation is started at the cooling mode Normal Measuring electric current during operation Measuring gas side pressure Less than 14 at the heating mode Value of electric current during operation Higher than specified Dusty heat exchanger preventing heat radiation Excessive amount of refrigerant Lower than specified Gas side pressure Cooling mode High Low L...

Page 66: ...arge tube of the compressor becomes abnormally hot normally 70 90 The difference between high pressure and low pressure becomes almost zero Electric current reaches a high level abnormally and the value exceeds the limit of an ammeter In some cases a breaker turns off The compressor has a humming sound Inefficient switches of the 4 way valves Electric current during operation becomes approximately...

Page 67: ... 32 34 36 38 40 42 44 230V 3 4 3 3 3 2 3 1 3 9 3 8 3 7 3 6 39 38 37 36 3 0 2 9 2 8 2 7 5 6 7 8 9 10 11 12 230V Operating characteristics CS PE9DKE CU PE9DKE 6 5 4 30 32 34 36 38 40 42 44 7 6 5 3 6 3 4 3 2 3 0 2 8 13 12 11 Cooling characteristics Outdoor temp Condition Room temp 27 19 Cooling operation at high speed Piping length 7 5m I current A Q Cooling capacity kW LP Gas side piping Pressure Mp...

Page 68: ...E CS PE12DKE CU PE12DKE 1 3 4 2 25 32 29 30 31 26 28 31 30 27 P a n a so n ic 7 8 11 21 9 10 20 19 37 24 16 18 23 17 13 12 23 14 15 6 33 34 35 36 hr DE LA Y hr DE LA Y OF F ON SE LE CT SE T CA NC EL ER RO R RE SE T ON OF F IN VERTER AU TO HE AT CO OL DR Y OF F ...

Page 69: ...CATOR HOLDER FRONT 1 CWD932491 CWD932491 20 INDICATOR HOLDER BACK 1 CWD932492 CWD932492 21 INDICATOR PCB 1 CWA743836 CWA743836 23 CONTROL BOARD FRONT COVER 1 CWH131235 CWH131235 24 CONTROL BOARD TOP COVER 1 CWH131237 CWH131237 25 REMOTE CONTROL 1 CWA75C2683 CWA75C2683 26 FRONT GRILLE COMPLETE 1 CWE11C3214 CWE11C3214 27 FRONT GRILLE 1 CWE22K1259 CWE22K1259 28 GRILLE DOOR 1 CWE141073 CWE141073 29 AI...

Page 70: ...70 16 Exploded View CU PE9DKE CU PE12DKE CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 35 37 6 7 3 4 5 2 38 40 36 32 27 29 25 23 39 11 31 18 17 34 8 10 9 1 12 14 15 21 16 13 33 12 20 19 22 24 26 28 30 41 ...

Page 71: ... 21 SOUND PROOF PANEL 1 CWG302281 CWG302281 22 REACTOR 1 CWA421050J CWA421060J 23 CONTROL BOX COMPLETE 1 CWH14C4648A CWH14C4659A 24 CONTROL BOARD 1 CWH102283 CWH102283 25 TERMINAL BOARD ASS Y 1 CWA28K1121 CWA28K1121 26 CONTROL BOARD 1 CWH102248 CWH102248 27 CONTROL BOARD COVER 1 CWH131214 CWH131214 28 RADIATOR 1 CWA581085 CWA581085 29 ELECTRONIC CONROLLER 1 CWA743776A CWA743821A 30 TUBE ASS Y CAPI...

Page 72: ...18 Diagram CS CU PE9DKE CS CU PE12DKE Terminal Board 250 Teminal AC 230V 50Hz 187 Terminal Swing Motor CS PE9DKE CS PE12DKE CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 72 ...

Page 73: ...Te Electronic Controller Indoor Main PCB Indoor Piping Temp Sensor 20k 3950 IC103 MM1431 ZD102 MA8082W ZD106 MA8082W Indoor Indication PCB CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 73 ...

Page 74: ...Outdoor Piping Sensor Compressor Temp Sensor erminal Board Reactor CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 74 ...

Page 75: ...R00V NONE NONE NONE ERJ3GEY0R00V NONE 1A5 E NONE J0HBJY000004 A67C5043 NONE NONE NONE NONE NONE RJ1N432C NONE NONE NONE NONE NONE ERJ3GEY0R00V K6B1AGA00123 NONE NONE NONE NONE NONE NONE NONE NONE NONE CU PE9DKE CU PE12DKE EMC POWER CAUTION DIFFERENCE POINT CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE 75 ...

Page 76: ...Speed under the following conditions without setting the timer Use them for servicing Voltage indication is in red Measurement point Indication for capacitor Type Electrolytic Capacitor Ceramic capacitor Not indicated NHG series aluminium electrolytic capacitor FC FC series aluminium electrolytic capacitor T Ta series aluminium electrolytic capacitor Not indicated KB series aluminium electrolytic ...

Page 77: ...D SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 A B J1 O X O X J2 X X O O A B C D O X Cooling Only Heat Pump J5 Model 77 CS PE9DKE CU PE9DKE CS PE12DKE CU PE12DKE ...

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