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Panasonic CS-MZ20UFEA, Руководство по обслуживанию

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Panasonic CS-MZ20UFEA Скачать руководство пользователя страница 107

107 

SAFETY  REF. NO. 

PARTS NAME & DESCRIPTION 

QTY. 

CS-MZ20UFEA 

REMARK 

52 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28330 

53 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28340 

54 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28350 

55 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28360 

56 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28370 

57 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28380 

58 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28390 

59 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28400 

60 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28410 

61 INSTALLATION 

INSTRUCTION 

1 

ACXF60-28420 

62 ACCESSORY 

COMPLETE 

1 

ACXH82C06370 

63 INSTALLING 

HOLDER 

1 

CWH361122 

64 BAG 

1 

ACXG86-03890 

65 SHOCK 

ABSORBER 

1 

ACXG70-09890 

66 SHOCK 

ABSORBER 

1 

ACXG70-09900 

67 C.C.CASE 

1 

ACXG50-45320 

 
(Note) 

  All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488). 

  “O” marked parts are recommended to be kept in stock. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Printed in Malaysia 

FY0518-0 

Содержание CS-MZ20UFEA

Страница 1: ...lse could result in 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 REFRIGERANT This Air Conditioner contains and operates with refrigerant R32 THIS PRODUCT MUST ONLY BE INSTALLED OR SERVICED BY QUALIFIED PERSONNEL Refer to Commonwealth State Territory and ...

Страница 2: ...no error code no cooling no warming 49 14 Operation Control 51 14 1 Basic Function 51 14 2 Indoor Fan Motor Operation 52 14 3 Airflow Direction 53 14 4 Quiet Operation Cooling Mode Cooling Area of Dry Mode 54 14 5 Quiet Operation Heating 54 14 6 Powerful Mode Operation 54 14 7 Timer Control 55 14 8 Auto Restart Control 55 14 9 Indication Panel 55 14 10 HA Terminal HAJEM A 56 14 11 nanoeX Operation...

Страница 3: ...utdoor unit near handrail of veranda When installing air conditioner unit on veranda of a high rise building 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 single outlet with other electrical appliances Poor contact poor insulation or over current will...

Страница 4: ...onnection point of terminal fire or electrical shock 22 This equipment is strongly recommended to be installed with Earth Leakage Circuit Breaker ELCB or Residual Current Device RCD with sensitivity of 30mA at 0 1 sec or less Otherwise it may cause electrical shock and fire in case of equipment breakdown or insulation breakdown 23 During installation install the refrigerant piping properly before ...

Страница 5: ...der has a higher melting 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 to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C 10 Do not touch the sharp aluminum fins or edges of metal parts If you are required...

Страница 6: ...rvice personnel Any qualified person who is involved with working on or breaking into a refrigerant circuit should hold a current valid certificate from an industry accredited assessment authority which authorizes their competence to handle refrigerants safely in accordance with an industry recognised assessment specification Servicing shall only be performed as recommended by the equipment manufa...

Страница 7: ...ing the system That there is continuity of earth bonding At all times the manufacturer s maintenance and service guidelines shall be followed If in doubt consult the manufacturer s technical department for assistance If a fault exists that could compromise safety then no electrical supply shall be connected to the circuit until it is satisfactorily dealt with If the fault cannot be corrected immed...

Страница 8: ...Hoses or lines shall be as short as possible to minimize the amount of refrigerant contained in them Cylinders shall be kept upright Ensure that the refrigeration system is earthed prior to charging the system with refrigerant Label the system when charging is complete if not already Extreme care shall be taken not to over fill the refrigeration system Prior to recharging the system it shall be pr...

Страница 9: ...with a set of instructions concerning the equipment that is at hand and shall be 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 couplings and in good condition Before using the recovery machine check that it is in satisfactory working order has been pr...

Страница 10: ...Fan Type Cross Flow Fan Material ASG33 Motor Type DC Transistor 8 poles Input Power W 44 Output Power W 30 Speed QLo Cool rpm 520 Heat rpm 520 Lo Cool rpm 640 Heat rpm 670 Me Cool rpm 820 Heat rpm 850 Hi Cool rpm 990 Heat rpm 1050 SHi Cool rpm 1040 Heat rpm 1100 Moisture Removal L h Pt h 1 3 2 7 Indoor Airflow QLo Cool m 3 min ft 3 min 5 0 177 Heat m 3 min ft 3 min 5 0 177 Lo Cool m 3 min ft 3 min...

Страница 11: ...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 Bulb 24 C Wet Bulb 75 2 F Wet Bulb 2 Heating capacities are based on indoor temperature of 20 C Dry Bulb 68 F Dry Bulb and outdoor air temperature of 7 C Dry Bulb 44 6 F Dry Bulb 6 C Wet Bulb 42 8 F Wet Bulb 3 Heating low temperature capacity Input ...

Страница 12: ...m 20 20 20 Allowable elevation m 10 10 10 Total allowable pipe length m 30 30 30 Total pipe length for maximum chargeless length m 20 20 20 Additional gas amount over chargeless length g m 15 15 15 Note Available Remarks for CU 2Z35TBE CU 2Z41TBE CU 2Z50TBE 1 The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range of indoor...

Страница 13: ... 10 Total allowable pipe length m 30 30 30 Total pipe length for maximum chargeless length m 20 20 20 Additional gas amount over chargeless length g m 15 15 15 Note Available Remarks for CU 2E12SBE CU 2E15SBE CU 2E18SBE 1 The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range of indoor unit as shown in the table above Exam...

Страница 14: ...y Improvement o Random auto restart after power 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 Improvement o Quiet mode to reduce the indoor unit operating sound o Powerful mode to reach the desired room temperature quickly o 24 hour timer setting Service...

Страница 15: ...tlet Aluminium Fin Air filters Air Inlet String Front Panel INDICATOR Auto OFF ON button Use when remote control is misplaced or a malfunction occurs nanoe X operation LCD display Quiet operation Operation mode Fan speed selection Powerful operation OFF ON Temperature setting Airflow direction adjustment Clock setting Timer setting ...

Страница 16: ... Dimensions 6 1 Indoor Unit Unit mm Remote Control Holder Remote Control 59 165 69 64 750 207 Side View Side View Front View Top View Back View Bottom View 49 7 101 3 71 6 60 45 106 5 600 65 4 80 4 75 80 5 ...

Страница 17: ...17 7 Refrigeration Cycle Diagram INDOOR INTAKE AIR TEMP SENSOR PIPE TEMP SENSOR 1 PIPE TEMP SENSOR 2 LIQUID SIDE 2 WAY VALVE 3 WAY VALVE GAS SIDE COOLING HEAT EXCHANGER EVAPORATOR HEATING ...

Страница 18: ...18 8 Block Diagram FUSE 301 VA301 SC TEMP FUSE M 1 2 3 INDOOR UNIT ...

Страница 19: ... CN RCV YLW CN RCV WHT ELECTRONIC CONTROLLER DISPLAY ELECTRONIC CONTROLLER RECEIVER REMOTE CONTROLLER 1 4 GR R GR W W BL GR GR 1 1 2 5 CN1 WHT CN2 WHT NANOE ION GENERATOR CN RMT WHT 4 1 CN STM1 BLU 1 5 CN NANO BLU 1 4 HAJEM A WHT CN STM2 WHT 1 5 6 1 CN TH RED 1 M 5 PIPING TEMPERATURE SENSOR 1 THERMISTOR PIPING TEMPERATURE SENSOR 2 THERMISTOR UP DOWN LOUVER MOTOR TOP UP DOWN LOUVER MOTOR FRONT t SU...

Страница 20: ...PERATURE SENSOR 1 THERMISTOR PIPING TEMPERATURE SENSOR 2 THERMISTOR UP DOWN LOUVER MOTOR TOP UP DOWN LOUVER MOTOR FRONT t SUCTION TEMPERATURE SENSOR THERMISTOR t t 1 M 5 HIGH VOLTAGE POWER SUPPLY BR R O Y P BR R O Y P 5V C25 1µ 16V R62 15 0k 1 C27 1µ 16V R61 20 0k 1 C28 1µ 16V R63 20 0k 1 13V 1 2 3 4 5 6 7 16 9 15 14 13 12 11 10 IC02 13V 1 2 3 4 5 6 7 16 9 15 14 13 12 11 10 IC03 C52 1000p 50V C57 ...

Страница 21: ...Printed Circuit Board 11 1 Indoor Unit 11 1 1 Main Printed Circuit Board CN RCV AC306 G301 CN FM AC304 AC303 CN NANO CN RMT CN CNT CN STM1 CN STM2 HAJEM A CN TH CN DISP JP1 Random Auto Restart enable disable ...

Страница 22: ...22 11 1 2 Display Printed Circuit Board 11 1 3 Receiver Printed Circuit Board CN DISP CN RCV LED201 ...

Страница 23: ... Refrigerant charge amount in appliance in kg LFL Lower flammable limit 0 306 kg m3 h0 Installation height of the appliance 0 6m for floor console 12 1 1 Selecting the Installation Location 12 1 1 1 Indoor Unit Before choosing the installation site obtain user approval There should not be any heat source or steam near the unit There should not be any obstacles blocking the air circulation A place ...

Страница 24: ... Pipe size reducer CZ MA1P for CS Z50 when connect to multi 12 1 3 Installing the Indoor Unit 12 1 3 1 Exposed Installation 12 1 3 1 1 Refrigerant piping 1 Drill a hole 70mm in diameter in the spot indicated by the symbol in the illustration as below 2 The location of the hole is different depending on which side of the pipe is taken out 3 For piping see 12 1 5 Connecting the refrigerant piping 4 ...

Страница 25: ...he front panel to remove it Slide Shaft to disassemble top vane Remove 2 screws and disengage center hook then dismount front grille For Moldings and Side Piping Remove the pillars Remove the slit portions on the bottom frame using nippers CAUTION When the wall is hollow please be sure to use the sleeve for tube ass y to prevent dangers caused by mice biting the connecting cable 15 mm ø70 through ...

Страница 26: ...llustration on the right 12 1 3 2 2 Installation of supplemental plate for attaching indoor unit The rear of the unit can be fixed with screws at the points shown in the illustration as below Be sure to install the supplemental plate in accordance with the depth of the inner wall Floor Installation Wall Installation Casing 6 screws 2 M4 25L To access these 2 locations long screw driver is required...

Страница 27: ...eps below o Press continuously for more than 5 seconds to enter special setting mode o Press to choose function 69 and then press or to set 01 o Press to activate Up down air swing upper limit restriction 12 1 3 3 2 Refrigerant piping Left bottom piping Right bottom piping 70 10 80 Hole location 5 Wall 45 50 Wall Right left side piping Unit piping position Unit mm SET T 5secs Special setting mode ...

Страница 28: ...erting the flare nut locate at valve onto the copper pipe Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table Do not overtighten overtightening may cause gas leakage Piping size Torque 6 35 mm 1 4 18 N m 1 8 kgf cm 9 52 mm 3 8 42 N m 4 3 kgf cm 12 7 mm 1 2 55 N m 5 6 kgf cm 15 88 mm 5 8 65 N m 6 6 kgf cm 19 05 mm 3 4 100 N m 10 2 kgf c...

Страница 29: ... should be approved polychloroprene sheathed 4 x 1 5 mm2 flexible cord designation type 60245 IEC 57 H05RN F or heavier cord Allowable connection cable length of each indoor unit shall be 30 m or less o Ensure that the terminal numbers on the indoor unit are connected to the same terminal numbers on the outdoor unit by the right coloured wires as shown in the diagram o Earth lead wire should be lo...

Страница 30: ...n terminal board gap between wires WARNING RISK OF FIRE JOINING OF WIRES MAY CAUSE OVERHEATING AND FIRE Do not joint wires OR OR OR Use complete wire without joining Use approved socket and plug with earth pin Wire connection in this area must follow to national wiring rules ACCEPT PROHIBITED PROHIBITED Wire stripping No loose strand when inserted 10 1 mm ...

Страница 31: ...In 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 difficult to inflame due to their slow burning rates and as a result have smaller damages in cases of fire The burning rate of R32 is lower by 10cm per second and safety standardization for various usage is ...

Страница 32: ...e 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 30 0 30 0 14 0 0 71 0 70 0 40 20 1 37 1 35 0 81 40 2 38 2 32 1 43 60 3 84 3 73 2 33 65 4 29 4 17 2 60 Reference Thermal properties table of Japan Society of Refrigerating and Air Conditioning Enginee...

Страница 33: ...tools such as screw drivers metal saws electric drills long nose pliers hole core drills ø70 or ø65 linen tape levels temperature gauges clamp meters electric knives nippers pipe cutters reamers or scrapers spring benders diameters 1 4 3 8 1 2 5 8 monkey wrenches fixing wrenches 17 or 12 mm feeler gauges hexagon wrenches 4 mm testers megohm testers etc Tools used for services Works R32 R410A R22 I...

Страница 34: ...izes 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 of each manifold adopter is changed as the port size of manifold gauge itself Further some hoses are with anti gas pressure backflow valves placed near the adopters hoses with the valves recommended Ma...

Страница 35: ...ame 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 separate ports for R22 7 16 UNF20 and R32 R410A 1 2 UNF20 therefore they can be used for the insertion of the existing refrigerants Digital scale for refrigerant charging 9 Refrigerant cylinders Ref...

Страница 36: ...or 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 to the machine function Careful pump down will ensure the recovery of compressor oil and it will minimize the remaining amount of the oil in the manifold gauge and charging hose If you only perform ...

Страница 37: ...vention 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 re charging at or more than 60 minutes Indoor outdoor units and piping Displacing pipes and wires and displacing indoor outdoor units Indoor outdoor units installation and piping and wiring Removal ...

Страница 38: ... 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 shape the pipe b Removal of burrs on the edge of pipe reamer or scraper If the condition of pipe edge after the deburring is no good or if burrs attaches on the flaring it may cause refrigerant leakage ...

Страница 39: ...nd 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 90 in anti clock wise and close the 2 way valve after 10 seconds and perform gas leakage test 5 Remove the charge hose from the service port of 3 way valve and open the stems of 2 way and 3 way valve...

Страница 40: ...ly loosen the charging hose in discharging side of recovery device and perform air purge the recovery cylinder needs slight inside pressure 7 Insert electric plug of recovery device into electrical outlet the fan operation starts 8 Turn the valve 1 and 2 of recovery device to pressure equalization point 9 After a few seconds turn back the valve 1 and 2 to the original position 10 Turn the switch o...

Страница 41: ...tach 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 and wires between the indoor and outdoor units 2 Attach capping flare nuts on the edges of the pipes connecting the indoor and outdoor units in order to prevent dust and moisture get into the pipes 3 ...

Страница 42: ...ures 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 and insert the refrigerant 8 If it is not possible to insert the refrigerant at regulated amount at once operate the cooling mode and gradually insert the refrigerant recommended amount approx 150 g 1...

Страница 43: ...side 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 down releasing the heat the expansion valves and four way valves prevent destruction of parts In brazing it is important to pour the brazing material without melting the base metal based on capillary...

Страница 44: ...tly 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 of flame 1 Slightly open the propane valve of the torch and lit with spark lighter This moment the flame is only by propane and the color is red 2 Gradually open the oxygen valve of the torch to mix o...

Страница 45: ...mall 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 7 6 Closing the flame In case of short break 1 Close the propane valve of the torch 2 Close the oxygen valve of the torch In case of finishing work 1 As above close the flame following the procedure ...

Страница 46: ...resistance 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 for brazing copper tube BCuP 3 4 8 5 2 remain 5 8 6 7 approx 645 approx 815 720 815 21 24 5 Cu Suitable for brazing when the joint spacing is not constant BCuP 5 14 5 15 5 remain 4 8 5 3 approx 645 a...

Страница 47: ...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 material caused by the excessive insertion of capillary tube 13 7 11 Brazing and heating 1 Place the flame to a pipe which has more heat capacity in order to let the brazing material melt by the pipe...

Страница 48: ... 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 suction and discharge remove the sound insulation plate and the fan and place the compressor stand vertically to prevent the leakage of compressor refrigerating machine oil and apply the flame from the com...

Страница 49: ...an 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 verification of refrigerant cycle Heat exchanger Heat exchanger Compressor COMP 4 way valve Condenser COND Expansion valve Liquid side 2 way valve Gas side 3 way valve High temp High pressure Air Mid temp High pr...

Страница 50: ...ure 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 malfunction Operation electric current Excess insertion of refrigerant Lack of refrigerant gas Heat releasing obstruction Compressor malfunction Dirty condenser impurity Mixture of air Insufficient ev...

Страница 51: ...n 14 1 2 1 Thermostat 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 periodically Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature Compressor OFF point 14 1 3 Soft Dry Operation 14 1 3 1 Thermostat contro...

Страница 52: ...OOL mode is decided o If 2 5 C indoor intake temperature remote control setting temperature 4 0 C maintain with previous mode o If indoor intake temperature remote control setting temperature 2 5 C HEAT mode is decided 14 2 Indoor Fan Motor Operation 14 2 1 Basic Rotation Speed rpm A Basic Rotation Speed rpm i Manual Fan Speed Cooling Dry Fan motor s number of rotation is determined according to r...

Страница 53: ...on Upper Vane Angle 1 2 3 4 5 Heating Auto with Heat Exchanger A Upward fix 20 B Downward fix 58 Temperature C Upward fix 20 Manual 20 33 45 58 70 Cooling Auto 20 70 Manual 20 33 45 58 70 Soft Dry Auto 20 70 Manual 20 33 45 58 70 1 Automatic vertical airflow direction can be set using remote control the vane swings up and down within the angles as stated above For heating mode operation the angle ...

Страница 54: ...urpose o To provide quiet heating operation compare to normal operation Control condition o Quiet operation start condition When QUIET button at remote control is pressed QUIET LED illuminates o Quiet operation stop condition When one of the following conditions is satisfied quiet operation stops QUIET button is pressed again Stop by OFF ON switch Timer off activates When quiet operation is stoppe...

Страница 55: ... below 14 7 2 OFF Timer Control OFF timer 1 and OFF timer 2 can be set using remote control the unit with timer set will stop operate at set time 14 8 Auto Restart Control When the power supply is cut off during the operation of air conditioner the compressor will re operate within three to four minutes there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected rand...

Страница 56: ...m indoor unit to the external interface must be within 1 9 meters The wire must be double insulation type and a ferrite core to be added to reduce noise Proposed core spec is J0KE00000147 with Heat Shrinkage Tube The signal between indoor unit and the external interface must be isolated by photo coupler of approval type e g Semko VDE etc 200 300msec ON OFF input Pin 1 2 5V OFF Monitor output Pin 3...

Страница 57: ...disabled when fan speed 390 rpm o During nanoeX individual operation fan speed follow remote control setting Auto Fan Speed for nanoeX individual operation is cooling medium fan Powerful Quiet is disabled during nanoeX Airflow direction control o During any operation mode combines with nanoeX operation airflow direction follows respective operation mode o During nanoeX individual operation Air Swi...

Страница 58: ...e Disconnection abnormality will judged when disconnection counter 3 Abnormal code H67 will memorized in EEPROM and nanoeX LED OFF Timer LED not blinking Disconnection counters clear condition Disconnection counter will be cleared when operation stop Not nanoeX Check Mode o nanoeX Discharge Abnormality Abnormal detection condition After 30 minutes nanoeX power ON abnormal signal is being detected ...

Страница 59: ...etting 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 setting temperature 1 0 C During this condition the indoor fan is stopped if compressor is ON Capability resume supply to indoor unit after waiting for 3 minutes if the Intake Air Temperature Internal set...

Страница 60: ...ode Operation When the powerful mode is selected the internal setting temperature will shift lower up to 4 0 C for Cooling Soft Dry or higher up to 6 0 C for heating than remote control setting temperature This operation stops automatically after 20 minutes 15 7 Auto Restart Control When the power supply is cut off during the operation of air conditioner the compressor will re operate between thre...

Страница 61: ...e 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 EEPROM There are 4 types of remote control transmission code could be selected and stored in EEPROM of indoor unit The indoor unit will only operate when received signal with same transmission code from remote control This could prevent signal i...

Страница 62: ... temperature for COOL DRY mode o Press Timer Set button to confirm low limit selection o Press TEMP increment or decrement button to choose No 4 o Press Timer decrement or increment button to select desired temperature high limit of set temperature for COOL DRY mode o Press Timer Set button to confirm high limit selection o Press TEMP increment or decrement button to choose No 5 o Press Timer incr...

Страница 63: ...s 1 Operation ON 2 Under Real ON OFF time setting mode 3 To enter zone 1 area 4 To enter zone 2 area Press continuously for T 5 secs Special setting display area highlighted in color Function No Options If any Enter Zone1 range 1 49 Normal display mode Once T 5secs Enter Zone2 range 50 99 Enter Zone1 Normal display mode ...

Страница 64: ...ble enable selection 00 01 Zone 2 53 DOA check None No display 54 Odor cut control selection Enable 01 Disable 00 00 01 56 Fixed fan speed selection during heat mode compressor OFF Enable 01 Disable 00 00 01 57 nanoe check None No display 58 Heat mode thermo shift adjustment 3 C 3 C 59 Others Cool Dry mode thermo shift adjustment 3 C 3 C 61 Cool mode disable selection Yes 01 No 00 00 01 64 Disable...

Страница 65: ...cient compressor Insufficient refrigerant Excessive amount of refrigerant Dusty condenser preventing heat radiation Measuring the air temperature difference Measuring electric current during operation Less than 8 C at the cooling mode Less than 14 C at the heating mode Higher than specified Gas side pressure Clogged strainer or capillary tube Measuring gas side pressure Cooling Mode High Lower tha...

Страница 66: ...e 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 ...

Страница 67: ...lay Memorized Error Code Protective Operation 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 Display only for No transmitting signal no receiving sound and no Power LED blinking 4 Press the TIMER or button on the remote controller The code H00 no abnormality will be displayed and signal will be ...

Страница 68: ...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 temperature sensor lead wire and connector H28 Outdoor heat exchanger temperature sensor 1 abnormality Continuous for 5s Outdoor heat exchanger temperature sensor 1 open or short circuit Outdoor heat exchange...

Страница 69: ...d wire and connector F17 Indoor standby units freezing abnormality 3 times happen within 40 minutes Wrong wiring and connecting pipe expansion valve leakage indoor heat exchanger sensor open circuit Check indoor outdoor connection wire 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 hap...

Страница 70: ...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 Measure the AC voltage at terminal 1 2 of indoor unit Is the measured voltage 230 240V YES Measure the DC voltage at terminal 2 3 of indoor unit Is the measured DC voltage fluctuate between 10 70V For ...

Страница 71: ...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 error due to wrong wiring Indoor outdoor unit signal transmission error due to breaking of wire 3 in the connection wires between the indoor and outdoor units Troubleshooting ...

Страница 72: ...ction 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 ...

Страница 73: ...n 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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 74: ...ion 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 Broken CT current transformer Broken Outdoor PCB Troubleshooting ...

Страница 75: ...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 the fan motor Operation stops due to breaking of fan motor lead wires Operation stops due to Hall IC malfunction Operation error due to faulty indoor unit PCB Troubleshooting ...

Страница 76: ... Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 77: ...Replace the outdoor unit PCB Defect in outdoor intake air temperature sensor Replace the outdoor intake air temperature sensor NO NO YES YES Check the connector connection Plug out connector from the indoor unit PCB Is the connector connection normal Measure the resistance of the indoor pipe temperature sensor Check the outdoor air temperature sensor Is the measured resistance of the outdoor intak...

Страница 78: ...ction 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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 79: ...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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 80: ...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 Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 81: ...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 Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 82: ...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 PCBs used Indoor unit or outdoor unit PCB defective Troubleshooting ...

Страница 83: ...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 Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 84: ...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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 85: ...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 Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Страница 86: ... it 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 OFF periodically Does the voltage at each terminal becomes 5 and 0Vdc repeatedly U NO YES V W NO YES NO YES NO YES When abnormality indication starts again Turn off power supply and rotate fan by hand...

Страница 87: ...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 mode Malfunction Caused Indoor heat exchanger thermistor Clogged air filter or heat exchanger Over bent pipe liquid side Troubleshooting ...

Страница 88: ...l 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 way valve closed Faulty indoor unit fan motor Refrigerant shortage refrigerant leakage Clogged expansion valve or strainer Faulty indoor pipe temperature sensor Faulty indoor unit PCB Troubleshooting ...

Страница 89: ...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 pipe thermistor 4 way valve malfunction Troubleshooting Check gas side pipe for hot gas flow in cooling mode ...

Страница 90: ...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 corresponding indoor unit and H39 to other indoor unit s Malfunction Caused Wrong wiring connection Faulty sensor Faulty expansion valve Troubleshooting ...

Страница 91: ...startup and operation 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 transistor switching will turn ON by controller to push up the DC level When DC voltage detected is HIGH 391Vdc 425Vdc active LOW signal will send by the controller to turn OFF relay RY...

Страница 92: ...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 close Troubleshooting ...

Страница 93: ...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 Faulty Outdoor PCB Faulty compressor Troubleshooting ...

Страница 94: ... 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 defective of outdoor fan motor Outdoor heat exchange temperature rise due to defective outdoor heat exchanger thermistor Outdoor heat exchanger temperature rise due to defective of outdoor unit PCB Troub...

Страница 95: ...ted 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 circuit of hot discharge air flow IPM overheats due to defective of outdoor fan motor IPM overheats due to defective of internal circuitry of IPM IPM overheats due to defective IPM temperature sensor M...

Страница 96: ...ling 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 Refrigerant shortage refrigerant leakage Faulty outdoor unit PCB Faulty compressor Troubleshooting ...

Страница 97: ...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 compressor running Malfunction Caused Excessive refrigerant Faulty outdoor unit PCB Troubleshooting ...

Страница 98: ...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 transistor s DC current peak due to defective outdoor unit PCB DC current peak due to short circuit Troubleshooting ...

Страница 99: ...e capacitor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 18 1 Remove the Front Panel 1 Push in the tab on the both side of the Front Panel Front Panel 2 Release the string 3 Slide up to take out the Front Panel ...

Страница 100: ...ille 2 Take out the Front Vane Slide the hook to left side 1 Release the hook in the right side of the Top Vane and then take out the Top Vane Top Vane Front Vane 3 Release the 2 screws to take out of the Front Grille Front Grille ...

Страница 101: ... Remove the Control Board cover 5 Release the screw to remove the nanoeX Generator complete 4 Release the Terminal and connectors as below from the main PCB 6 Release the 2 screws to take out of the Discharge Grille Discharge Grille Main PCB nanoeX Generator Complete 1 CN TH 2 CN STM2 3 CN STM1 4 CN NANO 5 AC303 6 CN FM Caution Do not pull out these connectors lead wire CN DISP CN RCV due to it fi...

Страница 102: ...inal 3 Detach the 2 terminal black red color 4 Release the screw of the Terminal Board 5 Release the screw at bottom of the Control Board and then slide out hold Control Board 6 Remove the Control Board plate 7 Detach the Main PCB from the 4 hooks Main PCB ...

Страница 103: ...103 18 5 Remove the Drain Pan 18 6 Remove the Cross Flow Fan and Fan Motor 1 Release the 2 screws to remove the Drain Pan Drain Pan 1 Release the 3 screws from the particular piece Evaporator Evaporator ...

Страница 104: ...104 2 Remove the screw that holding Cross Flow Fan Motor axis 3 Release the 4 screws of the Fan Motor Fan Motor can be removed after the removal of the Cross Flow Fan Cross Flow Fan ...

Страница 105: ...on numbered parts are not kept as standard service parts CWH55025J x 11 x 2 CWH55051AJ I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I O I O I O I O I 18 24 19 25 25 27 26 28 22 21 20 23 1 63 6 7 4 3 5 13 14 12 31 66 67 64 10 15 11 33 41 32 34 29 30 35 39 37 40 38 17 36 8 9 42 62 65 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 43 44 45 46 2 16 ...

Страница 106: ...81299 O 23 SHAFT 2 ACXH63 01340 24 VERTICAL VANE 8 ACXE24 02100 25 VERTICAL VANE 2 ACXE24 02110 26 CONNECTING BAR 2 ACXE26 01530 27 HORIZONTAL VANE 1 ACXE24 02070 28 PARTICULAR PIECE 1 ACXD93 16690 29 GENERATOR COMPLETE 1 ACXH94C00580 30 DUCT COMPLETE 1 ACXD22C00190 31 CONTROL BOARD COVER COMPLETE 1 ACXH13C05030 32 DRAIN PAN COMPLETE 1 ACXH40C00700 33 FLEXIBLE PIPE 1 ACXH85 02890 34 FRONT GRILLE C...

Страница 107: ...60 28380 58 INSTALLATION INSTRUCTION 1 ACXF60 28390 59 INSTALLATION INSTRUCTION 1 ACXF60 28400 60 INSTALLATION INSTRUCTION 1 ACXF60 28410 61 INSTALLATION INSTRUCTION 1 ACXF60 28420 62 ACCESSORY COMPLETE 1 ACXH82C06370 63 INSTALLING HOLDER 1 CWH361122 64 BAG 1 ACXG86 03890 65 SHOCK ABSORBER 1 ACXG70 09890 66 SHOCK ABSORBER 1 ACXG70 09900 67 C C CASE 1 ACXG50 45320 Note All parts are supplied from P...

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