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18.1.1 Relationship Between the Condition of the Air Conditioner and Pressure and

Electric Current

Condition of the

air conditioner

Cooling Mode

Heating Mode

Low Pressure

High Pressure

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





Heat radiation deficiency

of the outdoor unit





Inefficient compression









• Carry out the measurement of pressure, electric current, and temperature fifteen minutes after an operation is started.

Содержание CS-Z20XKEW

Страница 1: ...n serious injury or death PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit CAUTION R32 REFRIGE...

Страница 2: ...ration demonstrates the correct electrical works for both type A Single Connection B Multiple Connection Please refer to the provided Installation Instructions for the detailed procedures for connecti...

Страница 3: ...Motor Operation 82 14 4 Airflow Direction 83 14 5 Quiet Operation Cooling Mode Cooling Area of Dry Mode 86 14 6 Quiet Operation Heating 86 14 7 Powerful Mode Operation 87 14 8 Timer Control 87 14 9 Sl...

Страница 4: ...4 Specifications designs and contents in this Service Manual are subject to change without notice 22 Exploded View and Replacement Parts List 185 22 1 Indoor Unit 185 22 2 Outdoor Unit 194...

Страница 5: ...child may climb up to outdoor unit and cross over the handrail causing an accident 3 Do not use unspecified cord modified cord joint cord or extension cord for power supply cord Do not share the sing...

Страница 6: ...tion or service confirm there is no leakage of refrigerant gas It may generate toxic gas when the refrigerant contacts with fire 24 Ventilate if there is refrigerant gas leakage during operation It ma...

Страница 7: ...emperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C 12 Do not touch the sharp aluminum fins or edges of metal parts If you...

Страница 8: ...d representative shall regularly check the alarms mechanical ventilation and detectors at least once a year where as required by national regulations to ensure their correct functioning 8 A logbook sh...

Страница 9: ...rant detector prior to and during work to ensure the technician is aware of potentially flammable atmospheres Ensure that the leak detection equipment being used is suitable for use with flammable ref...

Страница 10: ...ts Do not apply any permanent inductive or capacitance loads to the circuit without ensuring that this will not exceed the permissible voltage and current permitted for the equipment in use Intrinsica...

Страница 11: ...ate and create a hazardous condition when charging and discharging the refrigerant To avoid fire or explosion dissipate static electricity during transfer by grounding and bonding containers and equip...

Страница 12: ...suitable for the recovery of flammable refrigerants In addition a set of calibrated weighing scales shall be available and in good working order Hoses shall be complete with leak free disconnect coupl...

Страница 13: ...oor Noise H L QLo dB A 37 24 19 Power Level dB A 53 Outdoor Noise H L QLo dB A 45 Power Level dB A 60 Heating Capacity kW 0 75 2 80 4 00 BTU h 2560 9550 13600 kcal h 650 2410 3440 Running Current A 2...

Страница 14: ...put Power W Output Power W 40 Speed Hi Cool rpm 760 Heat rpm 740 Moisture Removal L h Pt h 1 3 2 7 Indoor Airflow QLo Cool m min ft min 5 94 210 Heat m min ft min 6 10 215 Lo Cool m min ft min 7 23 25...

Страница 15: ...ng Maximum C F 24 18 Minimum C F 15 16 1 Cooling capacities are based 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 BUL...

Страница 16: ...QLo dB A 39 25 19 Power Level dB A 55 Outdoor Noise H L QLo dB A 46 Power Level dB A 61 Heating Capacity kW 0 80 3 40 4 80 BTU h 2730 11600 16400 kcal h 690 2920 4130 Running Current A 3 20 Input Pow...

Страница 17: ...t Power W Output Power W 40 Speed Hi Cool rpm 820 Heat rpm 780 Moisture Removal L h Pt h 1 5 3 2 Indoor Airflow QLo Cool m min ft min 5 94 210 Heat m min ft min 6 10 215 Lo Cool m min ft min 7 71 272...

Страница 18: ...aximum C F 24 18 Minimum C F 15 16 1 Cooling capacities are based 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...

Страница 19: ...L QLo dB A 42 28 19 Power Level dB A 58 Outdoor Noise H L QLo dB A 48 Power Level dB A 63 Heating Capacity kW 0 80 4 00 5 50 BTU h 2730 13600 18800 kcal h 690 3440 4730 Running Current A 4 10 Input P...

Страница 20: ...ut Power W Output Power W 40 Speed Hi Cool rpm 850 Heat rpm 850 Moisture Removal L h Pt h 2 0 4 2 Indoor Airflow QLo Cool m min ft min 4 83 171 Heat m min ft min 4 98 176 Lo Cool m min ft min 7 50 265...

Страница 21: ...aximum C F 24 18 Minimum C F 15 16 1 Cooling capacities are based 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...

Страница 22: ...dB A 43 31 25 Power Level dB A 59 Outdoor Noise H L QLo dB A 49 Power Level dB A 64 Heating Capacity kW 0 80 5 30 6 80 BTU h 2730 18100 23200 kcal h 690 4560 5850 Running Current A 6 40 Input Power W...

Страница 23: ...r W Output Power W 40 Speed Hi Cool rpm 850 Heat rpm 880 Moisture Removal L h Pt h 2 4 5 1 Indoor Airflow QLo Cool m min ft min 7 87 278 Heat m min ft min 9 16 323 Lo Cool m min ft min 9 64 340 Heat m...

Страница 24: ...F 24 18 Minimum C F 15 16 1 Cooling capacities are based 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 B...

Страница 25: ...geless length m 20 20 20 30 30 Additional gas amount over chargeless length g m 15 15 15 20 20 Note Available Remarks for CU 2Z35TBE CU 2Z41TBE CU 2Z50TBE 1 At least two indoor units must be connected...

Страница 26: ...From 4 5kW to 14 7kW From 4 5kW to 18 3kW Pipe length 1 room maximum pipe length m 25 25 25 Allowable elevation m 15 15 15 Total allowable pipe length m 60 70 80 Total pipe length for maximum chargel...

Страница 27: ...as leakage protection o Prevent compressor reverse cycle o Inner protector to protect compressor o Noise prevention during soft dry operation Operation Improvement o Quiet mode to reduce the indoor un...

Страница 28: ...a malfunction occurs Vertical airflow direction louver Do not adjust by hand Indicator Horizontal airflow direction louver Do not adjust by hand Temperature setting Remote control display POWERFUL ope...

Страница 29: ...as side Liquid side Relative position between the indoor unit and the installation plate Front View 12 1 270 150 420 633 4 450 165 113 216 150 247 Right piping hole Left piping hole Installation plate...

Страница 30: ...104 7 67 6 780 85 5 155 2 34 3 60 5 104 9 Space necessary for installation Anchor Bolt Pitch 320 570 Side View Side View Front View Top View Unit mm 2 way valve at Liquid side High Pressure 3 way val...

Страница 31: ...OR PIPE TEMP SENSOR 1 PIPE TEMP SENSOR 2 TANK SENSOR PIPE TEMP SENSOR LIQUID SIDE 2 WAY VALVE 3 WAY VALVE GAS SIDE COOLING HEAT EXCHANGER EVAPORATOR HEATING COMPRESSOR 4 WAYS VALVE CONDENSER MUFFLER M...

Страница 32: ...XZ20XKEW CU Z20XKE CS XZ25XKEW CU Z25XKE OUTDOOR UNIT 3 2 S1 RY PWR U FUSE301 SC M TEMP FUSE INDOOR UNIT SINGLE PHASE POWER SUPPLY RY PWR2 N L1 IC19 FUSE105 FUSE101 FUSE102 FUSE103 FUSE104 MS 3 REACT...

Страница 33: ...XZ35XKEW CU Z35XKE 2 OUTDOOR UNIT S1 3 RY PWR U FUSE301 SC M TEMP FUSE INDOOR UNIT SINGLE PHASE POWER SUPPLY RY PWR2 N L1 MS 3 MS 3 FUSE3 IC19 DB101 FUSE6 FUSE5 REACTOR 4 WAYS VALVE SC DB1 FUSE8 TH1...

Страница 34: ...WR RY PWR2 AC307 BRW AC303 WHT AC304 RED G301 GRN EVAPORATOR Y G Y G BL BR W R G TERMINAL BOARD SINGLE PHASE POWER SUPPLY COMMUNICATION CIRCUIT NOISE FILTER CIRCUIT TO OUTDOOR UNIT L1 N 2 S1 3 TEMP FU...

Страница 35: ...RCUIT PFC CIRCUIT RECTIFICATION CIRCUIT SWITCHING POWER SUPPLY CIRCUIT TERMINAL BOARD TO INDOOR UNIT 2 S1 3 RED GRN GRN FUSE 101 20A 250V BLK WHT DATA RED AC BLK BLK AC WHT WHT FG 1 GRN FG 2 GRN MS 1...

Страница 36: ...0V FUSE 6 20A 250V FUSE 8 T3 15A L250V FUSE 3 T3 15A L250V FUSE 5 20A 250V FAN MOTOR GRN GRN S1 2 3 TERMINAL BOARD YELLOW YLW OR C TRADEMARK COMPRESSOR TERMINAL THE PARENTHESIZED LETTERS IS INDICATED...

Страница 37: ...CN STM3 BLU 5 1 1 M 5 BL W B P W BL W 1 5 1 2 HIGH VOLTAGE POWER SUPPLY NANOE ION GENERATOR CN2 WHT CN1 WHT CN NANO YLW 4 1 P BR R O Y CN STM2 YLW 5 1 1 M 5 P BR R O Y CN STM1 WHT 5 1 1 M 5 Y G WITH...

Страница 38: ...G 1 GRN FG 2 GRN MS 1 ELECTRONIC CONTROLLER W U V IC19 CN MTR2 WHT 10 16 14 3 5 3 FAN MOTOR RAT2 GRY RAT1 GRY N Q1 U V W BLU YLW YLW YLW V BLU W YLW COMPRESSOR MS M 3 CN TANK WHT CN TH WHT 1 4 1 3 t t...

Страница 39: ...MP SENSOR THERMISTOR COMPRESSOR TEMP SENSOR THERMISTOR CN HOT WHT 1 3 YLW YLW ELECTRO MAGNETIC COIL 4 WAY VALVE ELECTRO MAGNETIC COIL EXPANSION VALVE COMPRESSOR MS 3 ELECTRONIC CONTROLLER MS 3 RAT2 GR...

Страница 40: ...ted Circuit Board 11 1 Indoor Unit 11 1 1 Main Printed Circuit Board CN CNT CN WLAN CN STM1 CN STM3 CN RMT CN TH CN STM2 CN FM AC308 G301 AC307 CN DISP CN NANO JP1 Random Auto Restart enable disable A...

Страница 41: ...41 11 1 2 Indicator Printed Circuit Board 11 1 3 nanoeX 11 1 4 Wireless LAN Module Printed Circuit Board Network Adapter CN DISP LED206 LED205 LED204 LED203 LED202 LED201...

Страница 42: ...42 11 2 Outdoor Unit 11 2 1 Main Printed Circuit Board 11 2 1 1 CU Z20XKE CU Z25XKE CN HOT CN MTR2 CN TH CN STM CN TANK AC BLK DATA AC WHT POWER TRANSISTOR IPM...

Страница 43: ...43 11 2 1 2 CU Z35XKE CU Z42XKE CN HOT CN MTR1 CN MTR2 CN TH1 CN STM1 CN TANK AC BLK DATA AC WHT POWER TRANSISTOR IPM CURRENT TRANSFORMER CT...

Страница 44: ...0 Installation height of the appliance 1 8 m for wall mounted SF Safety factor with a value of 0 75 The required minimum room area Amin shall also be governed by the safety factor margin formula below...

Страница 45: ...g 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 left and right side of the installation plate The meetin...

Страница 46: ...5 mm from the wall CAUTION When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers caused by mice biting the connection cable 4 Finish by sealing the sleeve with...

Страница 47: ...tep 6 Step 7 Step 8 Fasten the chassis to the installation plate with screws Self purchase Screw size M4 max length 10mm to provide a neat appearance of indoor unit Holes at Installation plate Screw s...

Страница 48: ...ection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm2 3 4 1 75HP or 4 x 2 5 mm2 2 0 2 5HP flexible cord type designation 60245 IEC 57 or heavier cord...

Страница 49: ...tion cable Tape WARNING This equipment must be properly earthed Recommended length mm refer table below Terminals on the outdoor unit S1 2 3 1 2 3 Colour of wires connection cable Terminals on the ind...

Страница 50: ...mm or more Indoor outdoor connection terminal board gap between wires No loose strand when inserted 10 1 mm Wire stripping ACCEPT Conductor fully inserted PROHIBITED Conductor over inserted PROHIBITED...

Страница 51: ...icone sealant is only to be applied after pressure testing and cleaning up by following instructions of sealant only to the outside of the connection The aim is to prevent moisture from entering the c...

Страница 52: ...sition Set the lower vane to slightly below horizontal position 7 Pull the front grille towards you to remove the front grille Connection pipe female side Auxiliary pipe male side Flare Nut Hall Union...

Страница 53: ...nal will activate operation to force heating mode 4 REMOTE CONTROLLER RECEIVING SOUND ON OFF The ON OFF of Remote controller receiving sound can be change over by the following steps a Press AUTO swit...

Страница 54: ...t water flows out from drain hose of the indoor unit 12 2 11 Evaluation of the Performance Operate the unit at cooling heating operation mode for fifteen minutes or more Measure the temperature of the...

Страница 55: ...icable Z42 1 75HP 12 7 mm 1 2 15 3 15 10 7 5 1 03 Not applicable Z50 XZ50 2 0HP 15 3 30 15 7 5 1 47 Not applicable Z71 2 5HP 15 88 mm 5 8 20 3 30 25 10 1 85 4 46 Systems with total refrigerant charge...

Страница 56: ...at joint portion of tube assembly 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 th...

Страница 57: ...e of the system 8 If there is any pressure drop perform step 9 12 If there is no pressure drop perform step 13 9 Use Gas Leak Detector to check for leaks Must use the detection equipment with a sensit...

Страница 58: ...falls below 0 C for 2 or 3 days in succession it is recommended not to use a drain elbow for the drain water freezes and the fan will not rotate 12 4 7 In Case of Reusing Existing Refrigerant Piping...

Страница 59: ...stopped Mixed refrigerant oil will be collected into outdoor unit Only very small amount of oil remain inside piping which is acceptable 1 Operate air conditioner at cooling mode for 10 15 minutes 2 A...

Страница 60: ...n 2010 the regulations of American Society of Heating Refrigerating and Air Conditioning Engineers in the United States ANSI ASHRAE34 was issued adopting the grades for refrigerants which are difficul...

Страница 61: ...of R410A it is necessary to do installation and service using high pressure tools and components Table 2 Saturated vapor pressure comparison table Unit MPa Temperature Refrigerant R32 R410A R22 20 0...

Страница 62: ...tools such as screw drivers metal saws electric drills long nose pliers hole core drills 70 or 65 linen tape levels temperature gauges clamp meters electric knives nippers pipe cutters reamers or scra...

Страница 63: ...sizes R32 common R410A R22 Port sizes 1 2 UNF20 7 16 UNF20 5 Charging hoses The pressure resistance of charge hoses is increased At the same time the material is changed to HFC resistant and the size...

Страница 64: ...me time the digital scale for refrigerant charging is strengthened by receiving the weight of the refrigerant cylinders with four pillars at the corners The connection ports of charging hoses have two...

Страница 65: ...r each HCF type can be used Knowledge for the common usage of tools for R410A R32 R410A and R32 machines use different compressor oils If unregulated compressor oil gets mixed into it may cause damage...

Страница 66: ...ention of impurity Leakage checking Insertion of refrigerant Dismantling indoor outdoor units Repairing by brazing Evacuation Air purging new installation and relocation for at or more than 15 minutes...

Страница 67: ...of moisture and dirt do not get into the pipes and make sure of no refrigerant leakage The procedure of flaring and precautions a Cutting of pipes use pipe cutter and cut the pipe slowly not to de sha...

Страница 68: ...d leave it for 1 2 minutes Then remove the connection side of the charging hose of vacuum pump adopter after checking the needle of manifold gauge does not turn back 4 Open the stem of 2 way valve to...

Страница 69: ...ectric plug of recovery device into electrical outlet the fan operation starts 6 Turn the valve 1 and 2 of recovery device to pressure equalization point 7 After a few seconds turn back the valve 1 an...

Страница 70: ...ach and tighten the caps of two way and three way valves with torque wrench 6 Remove the connecting pipes liquid side and gas side b Removal of indoor and outdoor units 1 Remove the connecting pipes a...

Страница 71: ...res below 6 Remove the charging hose red of the manifold gauge from the vacuum pump adopter 7 After adjusting the digital scale to zero open the cylinder valve and the valve Lo of the manifold gauge a...

Страница 72: ...ide check and make sure no refrigerant is contained in the air be careful with vaporized refrigerant Furthermore protect the compressor terminal with metal plates and heat but use wet clothes to cool...

Страница 73: ...ly open the oxygen valve of the torch and make sure the gas comes out from the torch crater and then close the oxygen valve Check there is no gas leakage around the hose connection 13 7 4 Adjustment o...

Страница 74: ...all this has the highest flame heat However due to the excessive oxygen contained in the flame the brazing point gets oxidized This flame may cause holes due to the high heat The pipe may get melt 13...

Страница 75: ...esistance in stainless steel based brazing suitable for brazing tungsten carbide aluminum bronze and copper BCuP BCuP 2 remain 6 8 7 5 approx 710 approx 785 690 815 21 24 5 Cu Good liquidity suitable...

Страница 76: ...n Further by bending the brazing portion of dryer side of the capillary tube at 15 mm from the tube top to the angle of about 120 you can prevent the damage of dryer inside and the clogging of brazing...

Страница 77: ...capillary tube and dryer etc caution has to be taken to apply the flame to the dryer side thick pipe side in order to prevent burn out by the heat 4 When brazing the compressor connection pipes suctio...

Страница 78: ...ean obstructing heat suction 3 Is the setting temperature on the remote controller correct is the setting temperature set at lower higher than the room temperature 13 8 2 Understanding and verificatio...

Страница 79: ...re Excess insertion of refrigerant Clogged capillary expansion valve malfunction Heat releasing obstruction Clog by moisture Dirty condenser attachment of impurity Lack of refrigerant gas Compressor m...

Страница 80: ...ermostat control Compressor is OFF when Intake Air Temperature Internal Setting Temperature 1 5 C continue for 3 minutes When compressor is OFF Thermostat OFF and AUTO FAN is set the fan will stop per...

Страница 81: ...OOL mode is decided o If 2 0 C indoor intake temperature remote control setting temperature 3 0 C maintain with previous mode o If indoor intake temperature remote control setting temperature 2 0 C HE...

Страница 82: ...erature automatic heating fan speed is determined as follows B Feedback control Immediately after the fan motor started feedback control is performed once every second During fan motor on if fan motor...

Страница 83: ...nd horizontal airflow directed by vertical vanes Control of airflow direction can be automatic angles of direction is determined by operation mode heat exchanger temperature and intake air temperature...

Страница 84: ...conditioner is stopped using remote control the vane will shift to close position 2 Manual vertical airflow direction can be set using remote control the angles of the vane are as stated above and th...

Страница 85: ...tion Mode Vane Angle Heating with heat exchanger temperature A 60 120 B 90 Cooling and soft dry 60 120 Manual horizontal airflow direction can be set using remote control the angles of the vane are as...

Страница 86: ...ion maintains After off when on back quiet operation is not memorized Control contents o Fan speed is changed to QLo 14 6 Quiet Operation Heating Purpose o To provide quiet heating operation compare t...

Страница 87: ...e air temperature and outdoor air temperature in order to judge the operation starting time From the above judgment the decided operation will start operate earlier than the set time as shown below 14...

Страница 88: ...in three to four minutes there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected randomly after power supply resumes This type of control is not applicable during ON...

Страница 89: ...and 5 C nanoeTM X operation resume after indoor intake temperature 35 C or 5 C continuously for 6 minutes Indoor fan control o During any operation mode combines with nanoeTM X operation fan speed fo...

Страница 90: ...ged when disconnection counter 1 Abnormal code H67 will memorized in EEPROM Timer LED blinking and nanoeTM X LED Off o Other Than Above Disconnection abnormality will judged when disconnection counter...

Страница 91: ...etwork Adaptor is designed specifically as a terminal for Panasonic Comfort Cloud app The Wireless LAN network coverage must reach the air conditioner installation location Specification Network Adapt...

Страница 92: ...lect 4 in the remocon then press set button and operation stops After 5 seconds the signal strength is shown on the indoor unit Wireless LAN LED Strong Signal Blink 3 times with an interval Moderate S...

Страница 93: ...tect Condition Detect condition Communication with router is interrupted Confirm condition The interrupted condition continue more than 5 minutes and retry is implemented After confirm the failure ope...

Страница 94: ...tting temperature Capability supply OFF point 15 3 Heating Operation 15 3 1 Thermostat control Capability supply to indoor unit is OFF Expansion valve closed when Intake Air Temperature Internal setti...

Страница 95: ...p to 4 0 C for Cooling Soft Dry or higher up to 6 0 C for heating than remote control setting temperature the powerful operation continue until user cancel the Powerful operation by pressing powerful...

Страница 96: ...A will be applied 16 1 3 IPM Power transistor Prevention Control Overheating Prevention Control 1 When the IPM temperature rises to 120 C compressor operation will stop immediately 2 Compressor opera...

Страница 97: ...ns above happen 2 times within 20 minutes the unit will Stop operation Timer LED blinks and F91 indicated 16 1 6 Low Frequency Protection Control 1 When the compressor operate at frequency lower than...

Страница 98: ...ed outdoor high pressure rise protection 16 2 3 Freeze Prevention Control 1 When indoor heat exchanger temperature is lower than 0 C continuously for 6 minutes compressor will stop operating Compresso...

Страница 99: ...ry operation this control is not applicable o Control content Depends on compressor conditions 1 Compressor OFF Compressor ON The indoor unit fan stops temporarily and then starts to blow at minimum a...

Страница 100: ...indoor fan speed will be reduced 16 3 6 Deice Operation When outdoor pipe temperature and outdoor air temperature is low deice operation start where indoor fan motor and outdoor fan motor stop and op...

Страница 101: ...ify the Remote Control Number Switch Mode is in standby condition and press AC RESET button and then press any button at remote control to transmit and store the desired transmission code to the EEPRO...

Страница 102: ...control receiving sound After Auto OFF ON Button is pressed the 20 seconds counter for Remote Control Receiving Sound OFF ON Mode is restarted 17 2 Heat Only Operation 17 2 1 How to Activate Deactivat...

Страница 103: ...ng The unit will run Force Heating operation The unit will run Force Heating operation AUTO with Timer The unit will turn ON by the timer and run Auto Operation After 30s sampling regardless of the in...

Страница 104: ...te control does not operate for 30 seconds o Press SW special setting is immediately cancelled and normal mode starts o If no SW is pressed for 30 secs then special setting mode is cancelled and norma...

Страница 105: ...imit of set temperature for COOL DRY mode o Press Timer Set button to confirm high limit selection Memorize new Low2 range Normal display mode Press SW to enter customer zone Press SW s to choose func...

Страница 106: ...imer Set button to confirm high limit selection Memorize new Low1 range Normal display mode Press SW to enter customer zone Press SW to comfirm selection Use SW or SW to change Low1 range SET i Displa...

Страница 107: ...urns to original display if remote control does not operate for 30 seconds or press Timer Cancel button Memorize new Low3 range Normal display mode Press SW to enter customer zone Press SW to comfirm...

Страница 108: ...3 3 RESET AC To restore the unit s setting to factory default o Press once to restore the unit s setting 17 3 4 TIMER To change indoor unit indicators intensity o Press continuously for 5 seconds 17 3...

Страница 109: ...peration ON 2 Under Real ON OFF time setting mode 3 To enter Customer zone 4 To enter Service zone Press continuously for T 5 secs Customization display area highlighted in color Function No Options I...

Страница 110: ...h3 selection Low3 30 C 14 Indoor unit installation position selection ct Center lt Left rt Right 15 ECO status memorize selection 00 Disable 01 Enable 16 49 Reserve Service Zone 50 ECO demo ON None No...

Страница 111: ...tern 1 02 Pattern 2 03 Pattern 3 69 Up Down air swing upper limit restriction selection 00 Disable 01 Enable 70 Failure diagnosis mode disable None No display 71 Compressor Fhmax setting selection 01...

Страница 112: ...uring operation Normal Inefficient compressor Insufficient refrigerant Excessive amount of refrigerant Dusty condenser preventing heat radiation Measuring the air temperature difference Measuring elec...

Страница 113: ...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...

Страница 114: ...y 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 Note Dis...

Страница 115: ...ality Port is ON for 10s during ion device off ion device PCB H27 Outdoor air temperature sensor abnormality Continuous for 5s Outdoor air temperature sensor open or short circuit Outdoor air temperat...

Страница 116: ...hing abnormality 4 times happen within 30 minutes 4 way valve switching abnormal 4 way valve Lead wire and connector F17 Indoor standby units freezing abnormality 3 times happen within 40 minutes Wron...

Страница 117: ...ly abnormal fluctuation Defect in communication circuitry of outdoor unit PCB Replace the PCB Measure the DC voltage at terminal 2 3 communication Is the measured DC voltage fluctuate between 10 70V M...

Страница 118: ...are 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 erro...

Страница 119: ...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...

Страница 120: ...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...

Страница 121: ...on Conditions An input current detected by Current Transformer CT is below threshold value when the compressor is operating at certain frequency value for 3 minutes Malfunction Caused Lack of gas Brok...

Страница 122: ...termine abnormal fan motor feedback of rotation 2550 rpm or 50 rpm Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside t...

Страница 123: ...ctor connection Faulty sensor Faulty PCB Troubleshooting Check the indoor air temperature sensor Is the measured resistance of the indoor intake air temparature sensor matches the value specified in i...

Страница 124: ...ctor connection Faulty sensor Faulty PCB Troubleshooting Check the indoor air temperature sensor Is the measured resistance of the indoor intake air temparature sensor matches the value specified in i...

Страница 125: ...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...

Страница 126: ...ction 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 Fa...

Страница 127: ...tion 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...

Страница 128: ...nction 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 Malfunctio...

Страница 129: ...alfunction 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 PCB...

Страница 130: ...ction 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 Caus...

Страница 131: ...Decision 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 Faul...

Страница 132: ...ction 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 Ca...

Страница 133: ...t rotate Is the resistance normal Use an inverter check to check on the power transistor on board Connect it to PCB s CN MRT2 port Turn power ON and run the unit Do all 6 LED light turn ON and turn OF...

Страница 134: ...h pressure is detected when indoor heat exchanger is detecting very high temperature when the unit is operating in heating operation Phenomena unit is stopping and re starting very often in heating mo...

Страница 135: ...takes place when indoor pipe temperature is lower than 2 C Malfunction Caused Air short circuit at indoor unit Clogged indoor unit air filter Dust accumulation on the indoor unit heat exchanger 2 3 w...

Страница 136: ...is cold during heating except deice or when indoor heat exchanger is hot during cooling and compressor operating the 4 way valve is detected as malfunction Malfunction Caused Indoor heat exchanger pip...

Страница 137: ...rature 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 correspondin...

Страница 138: ...ation of cooling and heating when Power Factor Correction PFC protection circuitry at the outdoor unit main PCB senses abnormal DC voltage level for power transistors When DC voltage detected is LOW t...

Страница 139: ...rigeration Cycle Abnormality Malfunction Decision Conditions The input current is low while the compressor is running at higher than the setting frequency Malfunction Caused Lack of gas 3 way valve cl...

Страница 140: ...ion Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused Compressor terminal disconnect...

Страница 141: ...the outdoor unit heat exchanger thermistor Malfunction Caused Outdoor heat exchanger temperature rise due to short circuit of hot discharge air flow Outdoor heat exchanger temperature rise due to def...

Страница 142: ...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...

Страница 143: ...ing and heating when compressor tank temperature data 112 C is detected by the compressor tank temperature sensor Malfunction Caused Faulty compressor tank temperature sensor 2 3 way valve closed Refr...

Страница 144: ...on of cooling and heating when an input over current X value in Total Running Current Control is detected by checking the input current value being detected by current transformer CT with the compress...

Страница 145: ...eating when inverter DC peak data is received by the outdoor internal DC Peak sensing circuitry Malfunction Caused DC current peak due to compressor failure DC current peak due to defective power tran...

Страница 146: ...th repair work Failure to heed this caution may result in electric shocks 19 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 19 1 1 To Remove Front Grille Figure...

Страница 147: ...re 4 Figure 5 19 1 2 To Remove Electronic Controller Figure 6 5 Open the hooks on top of the Front Grille 6 Remove the Front Grille 1 Remove the right side front cover first then remove the second fro...

Страница 148: ...r piece 4 Disconnect CN DISP connector from indicator complete 3 Disconnect lead wire from the terminal board 5 Pull out the Main Electronic Controller halfway Then disconnect all connectors from the...

Страница 149: ...o Remove Discharge Grille Figure 9 Figure 10 Figure 11 2 Disconnect CN STM1 CN STM2 and CN STM3 from electronic controller 1 Remove indicator complete 3 Remove drain hose 4 Pull out the discharge gril...

Страница 150: ...150 19 1 4 To Remove Cross Flow Fan Figure 12 Figure 13 Figure 14 1 Loosen the cross flow fan screw 2 Remove 2 screws from Evaporator 4 Pull out cross flow fan 3 Lift up the Evaporator...

Страница 151: ...1 Disconnect CN FM from electronic controller 2 Remove earth wire from evaporator 3 Remove air temperature and pipe temperature sensor 4 Remove 1 screw from control board complete Then pull out the c...

Страница 152: ...holder 4 After that network adaptor can be easily replaced Reminder Serviceman or owner must setting again Panasonic Comfort Cloud app after replace Wireless LAN Module 6 Remove Fan Motor Reminder To...

Страница 153: ...s Fig 3 5 Remove the Control Board as follows Fig 4 Fig 5 Fig 6 Top Panel Screws Screw Screws Screws Screws Screw Front Panel Hooks Top Cover Hooks Terminal Board Cover Screw Control Board Control Boa...

Страница 154: ...er log in using your Panasonic ID and password Use Panasonic Comfort Cloud app as an option to control this product Please enter your Panasonic ID and password Panasonic ID Password Password Remember...

Страница 155: ...Select the status of the Wireless LAN LED Wireless LAN LED Connection Guide Step 1 Step 2 Step 3 LED is OFF LED is ON LED is Blinking Cancel Connection Guide Cancel Next Step 1 Step 2 Step 3 Step 1 S...

Страница 156: ...o the air conditioner and press SET Connection Guide Step 1 Step 2 Step 3 Cancel Next SET CANCEL 4 If the Wireless LAN LED keeps blinking check the wireless router connection Searching for air condi o...

Страница 157: ...n once 4 A er step 1 3 have been done tap Next Connection Guide Step 1 Step 2 Step 3 Cancel Next SET CANCEL If Wireless LAN LED is OFF during the connec on setup please enable again by pressing Wirele...

Страница 158: ...N If Wireless LAN LED keep blinking tap Check If the Wireless LAN LED is ON tap Next If the Wireless LAN LED is ON tap Next Cancel Check Connection Guide Step 1 Step 2 Step 3 When the connec on of air...

Страница 159: ...p 1 Step 2 Step 3 CS HZ25UKE 5 Retry searching Cancel Register Set a password to complete the registration The password must be 8 15 characters with letters and numbers Model CS HZ25UKE 5 Input the pa...

Страница 160: ...or the estimated energy consumption and do comparison for different time frame by referring to the statistic s graph Enter your preferred name for this air condi oner Air condi oner name Model CS HZ25...

Страница 161: ...ssword Register for new Panasonic ID Start a demonstration My Home OFF 27 0 c Living Room OFF 25 0 c Bedroom OFF 26 0 c Dining OFF 26 0 c Kitchen OFF 30 0 c 2F Kids room ON 23 0 c Bedroom 2 First Floo...

Страница 162: ...User approval My Home Living Room User A Do not approve Only allow monitoring air conditioner status Allow both monitoring and controlling air conditioner Approval note Air conditioner name Individua...

Страница 163: ...n speed Air swing Up Down Air swing Left Right Auto o t u A o t u A nanoe ECONAVI Indoor Temperature Outdoor Temperature Comparing the selected date Date Selection Selected date information Type selec...

Страница 164: ...20 22 24 25 0 C 25 0 C 27 0 C M T W T F S S Delete No 1 Time SET 10 00 25 0 c Change Please select the day you would like to copy to Mon Tue Wed Thu Fri Sat Sun OK Edit timer Copy timer Weekly timer 2...

Страница 165: ...ID Replace the device List of devices List of groups Change the router settings Changing device password Make sure the device is correct and enter old password and new password Password must be 8 15 c...

Страница 166: ...Change router settings My Home Living Room Device ID Set up the wireless network again when you replaced the wireless router or changed the password You will have to set up each device if two or more...

Страница 167: ...2811 433 2809 2727 449 3011 2773 276 2800 2572 385 2500 2450 510 22 0 3189 2094 423 3190 2074 421 3310 2124 409 3138 2069 482 3343 2126 253 3058 2002 377 2927 1991 506 23 15 7 2646 2546 418 2782 2615...

Страница 168: ...19 1428 23 15 7 5281 4531 940 5294 4546 867 5140 4450 975 5292 4556 898 5097 4370 900 4876 4204 1113 4542 4223 1410 18 4 5718 3681 887 5728 3676 924 5536 3581 1031 5739 3665 930 5600 3499 877 5328 345...

Страница 169: ...3437 698 3823 706 20 2 3 CS Z35XKEW CU Z35XKE CS XZ35XKEW CU Z35XKE Indoor C Outdoor WB C DB 15 7 2 7 12 TC IP TC IP TC IP TC IP TC IP 24 2669 1198 3008 1261 3883 1297 3718 894 4006 905 20 2785 1166...

Страница 170: ...12 TC IP TC IP TC IP TC IP TC IP 24 4538 2049 5721 2505 7114 2532 8068 2349 8298 2338 20 4690 1974 6310 2500 7390 2520 8600 2350 8977 2338 16 5067 1869 6526 2495 7933 2140 8471 2337 9601 2348 TC Total...

Страница 171: ...16 C Hi fan Compressor frequency Rated for cooling operation Piping length 5m Voltage 230V 21 1 1 CS Z20XKEW CU Z20XKE CS XZ20XKEW CU Z20XKE Indoor Discharge Air Temperature C Outdoor Air Temperature...

Страница 172: ...Low Pressure MPa Outdoor Air Temperature C Current A Outdoor Air Temperature C 12 16 20 24 28 32 36 40 44 48 12 16 20 24 28 32 36 40 44 48 12 16 20 24 28 32 36 40 44 48 13 00 14 00 15 00 16 00 17 00...

Страница 173: ...e C Low Pressure MPa Outdoor Air Temperature C Current A Outdoor Air Temperature C 12 00 12 50 13 00 13 50 14 00 14 50 15 00 15 50 16 00 12 16 20 24 28 32 36 40 44 48 12 16 20 24 28 32 36 40 44 48 12...

Страница 174: ...Pressure MPa Outdoor Air Temperature C Current A Outdoor Air Temperature C 12 50 13 00 13 50 14 00 14 50 15 00 12 16 20 24 28 32 36 40 44 48 12 16 20 24 28 32 36 40 44 48 12 16 20 24 28 32 36 40 44 4...

Страница 175: ...Indoor Discharge Air Temperature C Outdoor Air Temperature C Low Pressure MPa 2 00 3 00 4 00 5 00 6 00 7 00 8 00 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 0 90 1 00 1 10 13 15 17 19 21 23 25...

Страница 176: ...charge Air Temperature C Outdoor Air Temperature C Low Pressure MPa 0 90 1 00 1 10 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 12 0 13 0 14 0 15 0 16 0 13 15 17 19 21 23 25 27 29 31 33 35 37 39...

Страница 177: ...ency Rated for Heating operation Piping length 5m Voltage 230V 21 2 1 CS Z20XKEW CU Z20XKE CS XZ20XKEW CU Z20XKE Indoor Discharge Air Temperature C Outdoor Air Temperature C High Pressure MPa Outdoor...

Страница 178: ...Air Temperature C Outdoor Air Temperature C High Pressure MPa Outdoor Air Temperature C Current A Outdoor Air Temperature C 0 50 1 00 1 50 2 00 2 50 3 00 15 20 25 30 35 40 20 15 10 5 0 5 10 15 20 15...

Страница 179: ...Temperature C Outdoor Air Temperature C High Pressure MPa Outdoor Air Temperature C Current A Outdoor Air Temperature C 20 24 28 32 36 40 44 20 15 10 5 0 5 10 15 20 15 10 5 0 5 10 15 20 15 10 5 0 5 1...

Страница 180: ...tdoor Air Temperature C High Pressure MPa Outdoor Air Temperature C Current A Outdoor Air Temperature C 24 28 32 36 40 44 20 15 10 5 0 5 10 15 20 15 10 5 0 5 10 15 20 15 10 5 0 5 10 15 4 00 4 50 5 00...

Страница 181: ...ture C Outdoor Air Temperature C High Pressure MPa 3 00 4 00 5 00 6 00 7 00 8 00 9 00 10 00 25 00 30 00 35 00 40 00 45 00 50 00 55 00 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 16 14 12...

Страница 182: ...ature C High Pressure MPa 25 00 30 00 35 00 40 00 45 00 50 00 55 00 60 00 65 00 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 6 00 7...

Страница 183: ...35XKEW CU Z35XKE Note The graphs show the factor after added right amount of additional refrigerant Cooling Capacity 3 1 0119 5 1 0000 7 0 9792 10 0 9650 15 0 9429 Heating Capacity 3 1 0261 5 1 0000 7...

Страница 184: ...KEW is 30 meters Cooling Capacity 3 1 0159 5 1 0000 10 0 9889 15 0 9800 20 0 9746 30 0 951634 Heating Capacity 3 1 0056 5 1 0000 10 0 9931 15 0 9828 20 0 9741 30 0 9677 Cooling Capacity Correction Fac...

Страница 185: ...Exploded View and Replacement Parts List 22 1 Indoor Unit Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service...

Страница 186: ...93 22420 21 FULCRUM 1 ACXH62 00790 22 VERTICAL VANE 10 ACXE24 04000 23 CONNECTING BAR 1 ACXE26 02550 24 AIR SWING MOTOR ASSY 1 ACXA98K00220 O 25 AIR SWING MOTOR 1 ACXA98 02420 O 26 GEAR COMPLETE 1 ACX...

Страница 187: ...ALLATION INSTRUCTION 1 ACXF60 42561 54 INSTALLATION INSTRUCTION 1 ACXF60 42571 55 INSTALLATION INSTRUCTION 1 ACXF60 42581 56 INSTALLATION INSTRUCTION 1 ACXF60 42591 57 INSTALLATION INSTRUCTION 1 ACXF6...

Страница 188: ...ACXD93 22420 21 FULCRUM 1 ACXH62 00790 22 VERTICAL VANE 10 ACXE24 04000 23 CONNECTING BAR 1 ACXE26 02550 24 AIR SWING MOTOR ASSY 1 ACXA98K00220 O 25 AIR SWING MOTOR 1 ACXA98 02420 O 26 GEAR COMPLETE 1...

Страница 189: ...ALLATION INSTRUCTION 1 ACXF60 42561 54 INSTALLATION INSTRUCTION 1 ACXF60 42571 55 INSTALLATION INSTRUCTION 1 ACXF60 42581 56 INSTALLATION INSTRUCTION 1 ACXF60 42591 57 INSTALLATION INSTRUCTION 1 ACXF6...

Страница 190: ...93 22420 21 FULCRUM 1 ACXH62 00790 22 VERTICAL VANE 10 ACXE24 04000 23 CONNECTING BAR 1 ACXE26 02550 24 AIR SWING MOTOR ASSY 1 ACXA98K00220 O 25 AIR SWING MOTOR 1 ACXA98 02420 O 26 GEAR COMPLETE 1 ACX...

Страница 191: ...TALLATION INSTRUCTION 1 ACXF60 42561 54 INSTALLATION INSTRUCTION 1 ACXF60 42571 55 INSTALLATION INSTRUCTION 1 ACXF60 42581 56 INSTALLATION INSTRUCTION 1 ACXF60 42591 57 INSTALLATION INSTRUCTION 1 ACXF...

Страница 192: ...FULCRUM 1 ACXH62 00790 22 VERTICAL VANE 10 ACXE24 04000 23 CONNECTING BAR 1 ACXE26 02550 24 AIR SWING MOTOR ASSY 1 ACXA98K00220 O 25 AIR SWING MOTOR 1 ACXA98 02420 O 26 GEAR COMPLETE 1 ACXH68C00520 O...

Страница 193: ...STALLATION INSTRUCTION 1 ACXF60 42561 54 INSTALLATION INSTRUCTION 1 ACXF60 42571 55 INSTALLATION INSTRUCTION 1 ACXF60 42581 56 INSTALLATION INSTRUCTION 1 ACXF60 42591 57 INSTALLATION INSTRUCTION 1 ACX...

Страница 194: ...68 3 1 52 72 72 36 42 19 33 38 50 53 47 45 14 26 I I 60 I I 61 I I 56 I I 57 I I 58 I I 59 I I 62 I I 63 I I 64 I I 65 I I 66 CU Z 20XKE ACXF8 5 62770 27 65955 R3 2 CU Z 20XKE ACXF8 5 62770 27 65955 R...

Страница 195: ...27 SOUND PROOF BOARD 1 CWH151427 CWH151428 28 REACTOR 1 G0C752J00004 O 29 SOUND PROOF MATERIAL TOP 1 CWG302737 30 SOUND PROOF MATERIAL BODY 1 ACXG30 11530 33 SENSOR CO COMP TEMP 1 ACXA50C17390 O 34 CO...

Страница 196: ...5 INSTALLATION INSTRUCTION 1 ACXF60 42711 66 INSTALLATION INSTRUCTION 1 ACXF60 42721 67 BAG 1 CWG861078 68 BASE BOARD COMPLETE 1 CWG62C1223 69 SHOCK ABSORBER RIGHT 1 CWG713778 70 SHOCK ABSORBER LEFT 1...

Страница 197: ...IL COMPLETE EXP VALVE 1 ACXA43C06110 0 27 SOUND PROOF BOARD 1 CWH151428 28 REACTOR 1 G0C392J00037 G0C392J00050 0 29 SOUND PROOF MATERIAL TOP 1 CWG302314 30 SOUND PROOF MATERIAL COMP BODY 1 ACXG30 1154...

Страница 198: ...42691 64 INSTALLATION INSTRUCTION 1 ACXF60 42701 65 INSTALLATION INSTRUCTION 1 ACXF60 42711 66 INSTALLATION INSTRUCTION 1 ACXF60 42721 67 BAG 1 CWG861078 68 BASE BOARD COMPLETE 1 CWG62C1223 69 SHOCK A...

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