Panasonic CS-NE9NKE Service Manual Download

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15.4.3 H14 (Indoor Intake Air Temperature Sensor Abnormality)

Malfunction Decision Conditions

•

During startup and operation of cooling and heating, the temperatures detected by the indoor intake air

temperature sensor are used to determine sensor errors.

Malfunction Caused

•

Faulty

connector

connection.

•

Faulty

sensor.

•

Faulty

PCB.

Troubleshooting

Summary of Contents for CS-NE9NKE

Page 1: ...2 Outdoor Unit 23 11 Installation Instruction 24 11 1 Select The Best Location 24 11 2 Indoor Unit 25 11 3 Outdoor Unit 30 12 Operation and Control 33 12 1 Basic Function 33 12 2 Indoor Fan Motor Ope...

Page 2: ...n Control For Heating Operation 50 14 Servicing Mode 52 14 1 Auto OFF ON Button 52 14 2 Remote Control Button 53 15 Troubleshooting Guide 54 15 1 Refrigeration Cycle System 54 15 2 Breakdown Self Diag...

Page 3: ...Device RCD Otherwise it may cause electrical shock and fire in case equipment breakdown or insulation breakdown 10 Do not use joint cable for indoor outdoor connection cable Use the specified indoor o...

Page 4: ...ting point than standard solder typically the melting point is 50 F 70 F 30 C 40 C higher Please use a high temperature solder iron In case of the soldering iron with temperature control please set it...

Page 5: ...Power Level dB 55 42 39 dB A 46 Cooling Outdoor Noise H L QLo Power Level dB 61 kW 0 85 3 40 5 40 BTU h 2900 11600 18400 Capacity kcal h 730 2920 4640 Running Current A 3 3 Input Power W 165 700 1 31...

Page 6: ...8 94 315 Cool Fan m 3 min ft 3 min 10 83 380 Me Heat m 3 min ft 3 min 11 24 395 Cool Fan m 3 min ft 3 min 13 3 470 Hi Heat m 3 min ft 3 min 14 6 515 Cool Fan m 3 min ft 3 min 14 9 525 Indoor Airflow S...

Page 7: ...on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 0 C Wet Bulb 66 2 F Wet Bulb and outdoor air temperature of 35 C Dry Bulb 95 F Dry Bulb 24 C Wet Bulb 75 2 F Wet Bulb 2 Heating capacities ar...

Page 8: ...wer Level dB 58 45 42 dB A 48 Cooling Outdoor Noise H L QLo Power Level dB 63 kW 0 85 4 00 6 60 BTU h 2900 13600 22500 Capacity kcal h 730 3440 5680 Running Current A 4 2 Input Power W 165 920 1 82k W...

Page 9: ...min 10 86 380 Cool Fan m 3 min ft 3 min 11 13 390 Me Heat m 3 min ft 3 min 12 76 450 Cool Fan m 3 min ft 3 min 13 6 480 Hi Heat m 3 min ft 3 min 14 7 520 Cool Fan m 3 min ft 3 min 14 7 520 Indoor Airf...

Page 10: ...sed on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 0 C Wet Bulb 66 2 F Wet Bulb and outdoor air temperature of 35 C Dry Bulb 95 F Dry Bulb 24 C Wet Bulb 75 2 F Wet Bulb 2 Heating capacities...

Page 11: ...failure for safety restart operation o Gas leakage protection o Prevent compressor reverse cycle o Inner protector to protect Compressor o Noise prevention during soft dry operation Operation Improvem...

Page 12: ...12 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control...

Page 13: ...13 5 Dimensions 5 1 Indoor Unit...

Page 14: ...14 5 2 Outdoor Unit...

Page 15: ...15 6 Refrigeration Cycle Diagram...

Page 16: ...16 7 Block Diagram...

Page 17: ...17 8 Wiring Connection Diagram 8 1 Indoor Unit...

Page 18: ...18 8 2 Outdoor Unit Resistance of Compressor Windings CONNECTION 5RD132XBE21 U V 1 897 U W 1 907 V W 1 882...

Page 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit...

Page 20: ...20 9 2 Outdoor Unit...

Page 21: ...21 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board 10 1 2 Indicator Printed Circuit Board...

Page 22: ...22 10 1 3 Receiver Printed Circuit Board 10 1 4 High Voltage Power Supply Printed Circuit Board...

Page 23: ...23 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board...

Page 24: ...ded installation height for indoor unit shall be at least 2 5 m 11 1 2 Outdoor Unit If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the conde...

Page 25: ...ays mount the installation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with 70 mm hole core drill o Line according to the...

Page 26: ...2 3 Indoor Unit Installation 11 2 3 1 For the right rear piping 11 2 3 2 For the right and right bottom piping 11 2 3 3 For the embedded piping This can be used for left rear piping and bottom piping...

Page 27: ...wire if the existing wire from concealed wiring or otherwise is too short o In unavoidable case joining of power supply cord between isolating devices and terminal board of air conditioner shall be d...

Page 28: ...hten with screw and close the front panel Note Isolating Devices Disconnecting means should have minimum 3 0 mm contact gap Ensure the colour of wires of outdoor unit and the terminal Nos are the same...

Page 29: ...29...

Page 30: ...onto the copper pipe In case of using long piping Connect the piping Align the center of piping and sufficiently tighten the flare nut with fingers Further tighten the flare nut with torque wrench in...

Page 31: ...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 TAKE THIS...

Page 32: ...her AC wires for safety reason 11 3 5 Piping Insulation 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated pipi...

Page 33: ...settings and the operation environment The final shifted value will be used as internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit 12 1 2...

Page 34: ...nd judgment onwards o If indoor intake temperature remote control setting temperature 3 C if previous operate in DRY mode then continue in DRY mode otherwise COOL mode is decided o If 2 C indoor intak...

Page 35: ...error counter increase fan motor is then stop and restart If the fan motor counter becomes 7 times then H19 fan motor error is detected Operation stops and cannot on back 12 3 Outdoor Fan Motor Operat...

Page 36: ...shift to close position 58 C 50 C Indoor Heat Exchanger Temperature 36 C 30 C C A Figure 1 B Figure 2 Upper vane 60 Lower vane 58 Reference point Closed Position Step 1 Step 2 Step 3 Step 4 Step 5 12...

Page 37: ...h previous setting 3 When fan speed is changed quiet operation is shifted to quiet operation of the new fan speed 4 When operation mode is changed quiet operation is shifted to quiet operation of the...

Page 38: ...he unit with timer set will stop operate at set time 12 9 Auto Restart Control 1 When the power supply is cut off during the operation of air conditioner the compressor will re operate within three to...

Page 39: ...ly Auto Fan Speed and no Powerful operation is allowed Even if Fan Speed button is pressed no signal is sent to the unit and no change on remote control display Auto Fan Speed for nanoe G operation ch...

Page 40: ...ion to cancel the blinking o Abnormal discharge error Judgment method During nanoe G operation the nanoe G system has abnormal discharge due to short circuit caused by water or dust adhesion and so fo...

Page 41: ...or PCB or nanoe G high voltage power supply damage Operations except nanoe G continue Both Timer indicator and nanoe G indicator blink Troubleshooting method Press nanoe G button or OFF ON button to s...

Page 42: ...ensor During ECONAVI operation the sunlight sensor detects sunlight intensity coming through windows and differentiates between sunny and cloudy or night to further optimize energy saving by adjusting...

Page 43: ...s and release within 10s Security Level 1 Less sensitive to sunlight intensity Security Level 3 Default sensitivity level Security Level 5 More sensitive to sunlight intensity Default Battery insert S...

Page 44: ...ransmit sunlight sensor check code and after 2 seconds return to normal mode Remote control normal mode Operation details o The sunlight sensor check mode will be operated for 5 minutes o During check...

Page 45: ...on error counter will increase by 1 time If the ECONAVI is OFF the 24 hours timer will be reset but the sunlight sensor disconnection error counter will not be reset Error Code judgment o When sunligh...

Page 46: ...EMP down button at the remote control o 10 C Pressing TEMP up button at the remote control During the operation of this mode o The indoor fan speed will remain at Hi fan tap all the time included deic...

Page 47: ...A 4 12 5 72 Cooling Soft Dry B 3 51 5 18 Cooling Soft Dry C 3 51 5 18 Heating 5 41 14 76 7 74 14 76 4 The first 30 minutes of cooling operation A will be applied 40 C 39 C Outdoor air temperature 39 C...

Page 48: ...15A During Cooling and Soft Dry operations Indoor suction temperature indoor piping temperature is below 4 C During Heating operations Indoor piping temperature indoor suction is under 5 C b Control...

Page 49: ...ame time indoor fan speed will be higher than during its normal operation 4 If indoor heat exchanger temperature is higher than 5 C for 5 minutes the fan speed will return to its normal operation 13 2...

Page 50: ...ssor OFF Compressor ON The indoor unit fan stops temporarily and then starts to blow at minimum airflow for 30 seconds Compressor ON Compressor OFF The indoor unit fan stops for 90 seconds and then bl...

Page 51: ...ion Control When indoor pipe temperature is low cold draught operation starts where indoor fan speed will be reduced 13 3 6 Deice Operation When outdoor pipe temperature and outdoor air temperature is...

Page 52: ...ON button may be used together with remote control to set change the advance setting of air conditioner operation 3 REMOTE CONTROL NUMBER SWITCH MODE The Remote Control Number Switch Mode will be acti...

Page 53: ...ote Control Receiving Sound OFF ON Mode is restarted 14 2 Remote Control Button 14 2 1 SET BUTTON To check remote control transmission code and store the transmission code to EEPROM o Press Set button...

Page 54: ...problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal outlet air temperature a...

Page 55: ...Electric current during operation Low Pressure High Pressure Electric current during operation Insufficient refrigerant gas leakage Clogged capillary tube or strainer Short circuit in the indoor unit...

Page 56: ...Display Memorized Error Protective Operation Status 1 Turn power on 2 Press the CHECK button on the remote controller continuously for 5 seconds 3 will be displayed on the remote controller display No...

Page 57: ...ality Continuous for 5s Outdoor air temperature sensor open or short circuit Outdoor air temperature sensor lead wire and connector H28 Outdoor heat exchanger temperature sensor 1 abnormality Continuo...

Page 58: ...and pipe Indoor heat exchanger sensor lead wire and connector Expansion valve lead wire and connector F90 Power factor correction PFC circuit protection 4 times happen within 10 minutes Power factor c...

Page 59: ...ransmission is checked whether it is normal Malfunction Caused Faulty indoor unit PCB Faulty outdoor unit PCB Indoor unit outdoor unit signal transmission error due to wrong wiring Indoor unit outdoor...

Page 60: ...re interconnected Malfunction Caused Wrong models interconnected Wrong indoor unit or outdoor unit PCBs mounted Indoor unit or outdoor unit PCBs defective Indoor outdoor unit signal transmission error...

Page 61: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors Malfunction Cause...

Page 62: ...Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors Malfunction Caused F...

Page 63: ...ons A current transformer CT is detected by checking the compressor running frequency rated frequency and CT detected input current less than 0 65A for continuously 20 seconds Malfunction Caused CT de...

Page 64: ...termine abnormal fan motor feedback of rotation 2550rpm or 50rpm Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the...

Page 65: ...Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor 1 are used to determine sensor errors Malfunction Caus...

Page 66: ...Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor 2 are used to determine sensor errors Malfunction Caus...

Page 67: ...Abnormal Malfunction Decision Conditions During standby of cooling and heating operation e ion breakdown occurs and air conditioner stops operation Malfunction Caused Faulty indoor main PCB Faulty in...

Page 68: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors Malfunction Caused Faul...

Page 69: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors Malfunction Caused Fau...

Page 70: ...ion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors Malfunction C...

Page 71: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor heat exchanger temperature sensor are used to determine sensor errors Malfunction...

Page 72: ...lfunction Decision Conditions The supply power is detected for its requirement by the indoor outdoor transmission Malfunction Caused Wrong models interconnected Wrong indoor unit and outdoor unit PCBs...

Page 73: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor heat sink temperature sensor are used to determine sensor errors Malfunction Cause...

Page 74: ...ecision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor gas pipe temperature sensor are used to determine sensor errors Malfunction Caused Fault...

Page 75: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor liquid pipe temperature sensor are used to determine sensor errors Malfunction Cau...

Page 76: ...ration is used to determine abnormal fan motor Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the fan motor Operati...

Page 77: ...uring heating operation the temperature detected by the indoor pipe temperature sensor is above 60 C Malfunction Caused Clogged air filter of the indoor unit Dust accumulation on the indoor unit heat...

Page 78: ...ecision Conditions Freeze prevention control takes place when indoor pipe temperature is lower than 2 C Malfunction Caused Clogged air filter of the indoor unit Dust accumulation on the indoor unit he...

Page 79: ...nditions When heating operation when indoor pipe temperature is below 10 C When cooling operation when indoor pipe temperature is above 45 C Malfunction Caused Connector in poor contact Faulty sensor...

Page 80: ...ature and indoor pipe temperature is above 10 C or indoor pipe temperature is below 1 0 C Remark When the indoor standby unit is freezing the outdoor unit transfers F17 error code to the corresponding...

Page 81: ...eration of cooling and heating when Power Factor Correction PFC protection circuitry at the outdoor unit main PCB senses abnormal high DC voltage level Malfunction Caused DC voltage peak due to power...

Page 82: ...y checking the CT detected input current value and the compressor running frequency During startup and operating of cooling and heating input current 8 78 256 A Hz compressor running frequency 0 25 o...

Page 83: ...lfunction Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused Compressor terminal disco...

Page 84: ...detected by the outdoor pipe temperature sensor Malfunction Caused Outdoor pipe temperature rise due to short circuit of hot discharge air flow Outdoor pipe temperature rise due to defective of outdo...

Page 85: ...ed o Heat Sink Overheating During operation of cooling and heating when heat sink temperature data 90 C is detected by the heat sink temperature sensor Malfunction Caused IPM overheats due to short ci...

Page 86: ...n of cooling and heating when compressor tank temperature data 112 C is detected by the compressor tank temperature sensor Malfunction Caused Refrigerant shortage refrigerant leakage 2 3 way valve clo...

Page 87: ...detected by checking the input current value being detected by current transformer CT with the compressor running Malfunction Caused Over current due to compressor failure Over current due to defectiv...

Page 88: ...door unit PCB Troubleshooting Checking the power transistor Never touch any live parts for at least 10 minutes after turning off the circuit breaker If unavoidable necessary to touch a live part make...

Page 89: ...the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 1 Indoor Unit 16 1 1 Indoor Electronic Controllers Cross Flow...

Page 90: ...90 Figure 3 Figure 4 16 1 1 3 To remove discharge grille Figure 5...

Page 91: ...91 16 1 1 4 To remove control board Figure 6 16 1 1 5 To remove cross flow fan and indoor fan motor Figure 7...

Page 92: ...92 Figure 8 Figure 9...

Page 93: ...93 Figure 10...

Page 94: ...er be careful of electrostatic discharge 1 Remove the 5 screws of the Top Panel Fig 1 2 Remove the 8 screws of the Front Panel Fig 2 3 Remove the screw of the Terminal Board Cover 4 Remove the Top Cov...

Page 95: ...Technical Data 17 1 Operation Characteristics 17 1 1 CU NE9NKE CU QE9NKE Cooling Characteristic Condition Indoor temperature 27 19 C Remote condition High fan speed Cool 16 C Comp Hz Rated Fc Voltage...

Page 96: ...96 Piping Length Characteristic Condition Indoor temperature 27 19 C 35 C Remote condition High fan speed Cool 16 C Comp Hz Rated Fc Voltage 230V...

Page 97: ...97 Heating Characteristic Condition Indoor temperature 20 C Remote condition High fan speed Heat 30 C Comp Hz Rated Fh Voltage 230V...

Page 98: ...98 Piping Length Characteristic Condition Indoor temperature 20 C 7 6 C Remote condition High fan speed Heat 30 C Comp Hz Rated Fh Voltage 230V...

Page 99: ...99 17 1 2 CU NE12NKE CU QE12NKE Cooling Characteristic Condition Indoor temperature 27 19 C Remote condition High fan speed Cool 16 C Comp Hz Rated Fc Voltage 230V...

Page 100: ...100 Piping Length Characteristic Condition Indoor temperature 27 19 C 35 C Remote condition High fan speed Cool 16 C Comp Hz Rated Fc Voltage 230V...

Page 101: ...101 Heating Characteristic Condition Indoor temperature 20 C Remote condition High fan speed Heat 30 C Comp Hz Rated Fh Voltage 230V...

Page 102: ...102 Piping Length Characteristic Condition Indoor temperature 20 C 7 6 C Remote condition High fan speed Heat 30 C Comp Hz Rated Fh Voltage 230V...

Page 103: ...2 97 2 04 0 49 2 77 1 96 0 53 2 58 1 89 0 57 2 35 1 81 0 61 CU NE12NKE CU QE12NKE 230V Outdoor Temp C 30 35 40 46 Indoor wet bulb temp TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 3 47 2 63 0 80 3 2...

Page 104: ...2 39 3 33 29 27 35 1 6 42 10 43 25 32 O I 44 I I 45 I I 46 I I 47 I I 48 I I 49 23 B B B 11 19 18 21 22 37 20 5 A A B A A A B B A CWH55025J CWH55051J 9 8 7 12 13 14 Note The above exploded view is for...

Page 105: ...ECTRONIC CONTROLLER MAIN 1 CWA73C6846 CWA73C6847 O 26 ELECTRONIC CONTROLLER HVU 1 N0GE1F000002 O 27 CONTROL BOARD CASING 1 CWH102456 28 CONTROL BOARD TOP COVER 1 CWH131531 29 CONTROL BOARD FRONT COVER...

Page 106: ...CS NE9NKE CS NE12NKE REMARK 51 SHOCK ABSORBER L 1 CWG713484 52 SHOCK ABSORBER R 1 CWG713485 53 C C CASE 1 CWG568509 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts...

Page 107: ...LECTRONIC CONTROLLER MAIN 1 CWA73C6846 CWA73C6847 O 26 ELECTRONIC CONTROLLER HVU 1 N0GE1F000002 O 27 CONTROL BOARD CASING 1 CWH102456 28 CONTROL BOARD TOP COVER 1 CWH131531 29 CONTROL BOARD FRONT COVE...

Page 108: ...XE9NKE 5 CS XE12NKE 5 REMARK 51 SHOCK ABSORBER L 1 CWG713484 52 SHOCK ABSORBER R 1 CWG713485 53 C C CASE 1 CWG568509 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked par...

Page 109: ...ECTRONIC CONTROLLER MAIN 1 CWA73C6848 CWA73C6849 O 26 ELECTRONIC CONTROLLER HVU 1 N0GE1F000002 O 27 CONTROL BOARD CASING 1 CWH102456 28 CONTROL BOARD TOP COVER 1 CWH131531 29 CONTROL BOARD FRONT COVER...

Page 110: ...CS QE9NKE CS QE12NKE REMARK 51 SHOCK ABSORBER L 1 CWG713484 52 SHOCK ABSORBER R 1 CWG713485 53 C C CASE 1 CWG568509 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts...

Page 111: ...CTRONIC CONTROLLER MAIN 1 CWA73C6848 CWA73C6849 O 26 ELECTRONIC CONTROLLER HVU 1 N0GE1F000002 O 27 CONTROL BOARD CASING 1 CWH102456 28 CONTROL BOARD TOP COVER 1 CWH131531 29 CONTROL BOARD FRONT COVER...

Page 112: ...CS WE9NKE CS WE12NKE REMARK 51 SHOCK ABSORBER L 1 CWG713484 52 SHOCK ABSORBER R 1 CWG713485 53 C C CASE 1 CWG568509 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts...

Page 113: ...16 17 20 21 22 29 42 26 35 27 40 2 42 41 15 3 8 7 5 43 6 23B 23A 4 11 33 28 34 19 1 10 12 39 49 48 51 14 38 Note The above exploded view is for the purpose of parts disassembly and replacement The no...

Page 114: ...CWG302741 23B SOUND PROOF MATERIAL 1 CWG302745 24 SENSOR CO COMP TEMP 1 CWA50C2894 O 25 SENSOR CO DISCHARGE 1 CWA50C2656 O 26 ELECTRONIC CONTROLLER MAIN 1 CWA73C6855R CWA73C6856R O 27 TERMINAL BOARD A...

Page 115: ...EF NO PART NAME DESCRIPTION QTY CU NE9NKE CU NE12NKE REMARK 56 C C CASE 1 CWG566848 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in s...

Page 116: ...CWG302741 23B SOUND PROOF MATERIAL 1 CWG302745 24 SENSOR CO COMP TEMP 1 CWA50C2894 O 25 SENSOR CO DISCHARGE 1 CWA50C2656 O 26 ELECTRONIC CONTROLLER MAIN 1 CWA73C6857R CWA73C6858R O 27 TERMINAL BOARD A...

Page 117: ...E DESCRIPTION QTY CU QE9NKE CU QE12NKE REMARK 56 C C CASE 1 CWG566848 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock Printed i...

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