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Panasonic CS-MZ16VKE, Service Manual

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Panasonic CS-MZ16VKE Service Manual Download Page 58

58 

 

 

 

 

* The horizontal vane angle tolerance is /- 5 degree. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Side View (Inner Vane)

Reference point

Stopper

Closed
Position

Step 1

Step 2

Step 3

Step 4

Step 5

128º

Side View (Outer Vane)

Stopper

Closed
Position

Step 1

Step 2

Step 3

Step 4

Step 5

156º

Reference point

Figure 2

Summary of Contents for CS-MZ16VKE

Page 1: ...t to service or repair the products dealt with in this service information by anyone else 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 I...

Page 2: ...n 55 14 2 Indoor Fan Motor Operation 56 14 3 Airflow Direction 57 14 4 Quiet Operation Cooling Mode Cooling Area of Dry Mode 60 14 5 Quiet Operation Heating 60 14 6 Powerful Mode Operation 60 14 7 Timer Control 61 14 8 Sleep Mode Operation 61 14 9 Auto Restart Control 62 14 10 Indication Panel 63 14 11 nanoeTM X Operation 63 14 12 Mild Dry Cooling Operation 65 14 13 Wireless LAN Control 65 15 Oper...

Page 3: ... instructions Please remind the customer to keep the operating instructions for future reference WARNING 1 Do not use means to accelerate the defrosting process or to clean other than those recommended by the manufacturer Any unfit method or using incompatible material may cause product damage burst and serious injury 2 Do not install outdoor unit near handrail of veranda When installing air condi...

Page 4: ...ving the refrigeration piping Removal of refrigeration piping while compressor is operating and valves are opened will cause suck in of air abnormal high pressure in refrigeration cycle and result in explosion injury etc 22 Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened after a long period the flare may break and cause refrigerant gas leak...

Page 5: ...r of obstruction 10 Pb free solder 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 11 Do not touch the sharp aluminum fins or edges of ...

Page 6: ...s at least once a year where as required by national regulations to ensure their correct functioning 8 A logbook shall be maintained The results of these checks shall be recorded in the logbook 9 In case of ventilations in occupied spaces shall be checked to confirm no obstruction 10 Before a new refrigerating system is put into service the person responsible for placing the system in operation sh...

Page 7: ... refrigerant charge size is in accordance with the room size within which the refrigerant containing parts are installed Ensure refrigerant charge not to leak 2 2 Work Prior to beginning work on systems containing flammable refrigerants safety checks are necessary to ensure that the risk of ignition is minimised For repair to the refrigerating system the precautions in 2 2 to 2 8 must be followed ...

Page 8: ...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...

Page 9: ...Ensure that contamination of different refrigerants does not occur when using charging equipment 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...

Page 10: ...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...

Page 11: ...33 3 33 Indoor Noise H L QLo dB A 39 27 21 Power Level dB 55 Indoor Fan Type Cross Flow Fan Material ASG20K1 Motor Type DC Transistor 8 poles Input Power W 44 9 Output Power W 40 Speed QLo Cool rpm 610 Heat rpm 610 Lo Cool rpm 700 Heat rpm 780 Me Cool rpm 860 Heat rpm 940 Hi Cool rpm 1030 Heat rpm 1110 SHi Cool rpm 1060 Heat rpm 1270 Moisture Removal L h Pt h 1 0 Indoor Airflow QLo Cool m 3 min ft...

Page 12: ...s 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 Inpu...

Page 13: ...0 30 60 50 Total pipe length for maximum chargeless 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 2 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 sho...

Page 14: ...city range of connectable units From 4 5kW to 11 5kW 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 chargeless length m 30 45 45 Additional gas amount over chargeless length g m 20 20 20 Note Available Remarks for CU 4Z68TBE CU 4Z80TBE CU 5Z90TBE 1 At lea...

Page 15: ...um chargeless 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 2E12SBE CU 2E15SBE CU 2E18SBE 1 At least two indoor units must be connected 2 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 Example The indo...

Page 16: ... 5kW to 11 0kW From 4 5kW to 13 6kW From 4 5kW to 17 5kW 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 chargeless length m 30 45 45 Additional gas amount over chargeless length g m 20 20 20 Note Available Remarks for CU 4E23PBE CU 4E27PBE CU 5E34PBE 1 At least two indoor units must be connected ...

Page 17: ...ion 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 o nanoeTM X operation provides clean air moisturises your skin and hair deodorizes odour...

Page 18: ...louver Do not adjust by hand Horizontal airflow direction louver Do not adjust by hand Aluminium fin Human activity sensor Remote Control Receiver Indicator POWER TIMER nanoe X TIMER OFF TIMER ON Sleep operation Operation mode Mild Dry mode Timer setting Temperature setting Fan speed selection Clock setting Airflow direction adjustment Remote control display POWERFUL QUIET operation nanoe X operat...

Page 19: ...Right piping hole Left piping hole Installation plate Indoor unit external dimensions line 460 460 43 95 Top View Front View Bottom View Rear View Relative position between the indoor unit and the installation plate Front View Side View Side View Gas side Liquid side Left piping hole Air outlet direction Air intake direction Right piping hole Remote Control Holder 59 165 Close 217 Open 69 64 Remot...

Page 20: ...20 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 ...

Page 21: ...21 8 Block Diagram FUSE 301 TEMP FUSE SC U 1 2 3 M INDOOR UNIT ...

Page 22: ... CN CNT WHT FUSE301 T3 15A L250V SW01 CN NANO YLW CN1 WHT CN2 WHT W W BL HIGH VOLTAGE POWER SUPPLY NANOE GENERATOR 4 1 CN RMT WHT 1 M 5 UP DOWN LOUVER MOTOR OUTER 1 5 BR R O Y P CN STM2 YLW 1 M 5 1 5 BR R O Y P CN STM3 BLU 1 M 5 UP DOWN LOUVER MOTOR INNER 1 7 4 CN FM WHT REMARKS B BLU BLUE P PINK BR BROWN O ORANGE BL BLK BLACK G GRN GREEN Y YLW YELLOW W WHT WHITE R RED YLW GRN YELLOW GREEN GR GRAY...

Page 23: ... Q18 Q20 F303 32V 500mA 4 7k 10K 50V 100mA 50V 100mA C E B 4 7k 10K t t t CN TH RED 1 6 PIPING TEMP SENSOR 1 THERMISTOR PIPING TEMP SENSOR 2 THERMISTOR SUCTION TEMP SENSOR THERMISTOR LEFT RIGHT LOUVER MOTOR 1 5 BR R O Y P CN STM2 YLW 1 M 5 1 5 BR R O Y P CN STM3 BLU 1 M 5 UP DOWN LOUVER MOTOR INNER 5V C28 R63 C27 1u 16V B3 R61 20k 1 C25 1u 16V B3 R62 15k 1 5V L5 L6 12V F301 32V 500mA 5V C57 C56 C5...

Page 24: ... 11 Printed Circuit Board 11 1 Indoor Unit 11 1 1 Main Printed Circuit Board AC303 CN STM2 CN STM1 CN STM3 CN RCV CN DATA1 CN DISP CN RMT CN TH JP1 Random Auto Restart enable disable CN DATA3 CN CNT CN FM ...

Page 25: ...25 11 1 2 Indicator Printed Circuit Board 11 1 3 Receiver Printed Circuit Board 11 1 4 Sub Printed Circuit Board LED201 LED203 LED204 LED202 CN DISP CN RCV CN NANO CN 101 CN 103 CN WLAN ...

Page 26: ...26 11 1 5 High Voltage Power Supply Printed Circuit Board 11 1 6 WIFI Module Printed Circuit Board ...

Page 27: ...as closely on the wall as possible but be careful that it doesn t break Putty Gum Type Sealer Installation parts you should purchase 65 mm or more 50 mm or more Vinyl tape wide Apply after carrying out a drainage test To carry out the drainage test remove the air filters and pour water into the heat exchanger Left and right are identical Carry out insulation after checking for gas leaks and secure...

Page 28: ...point of the extended line is the center of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole center is obtained by measuring the distance namely 128 mm for left and right hole respectively o Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor side 12 2 2 To Drill a Hole in the Wall and ...

Page 29: ...efer to Insulation of piping connection column as mentioned in indoor outdoor unit installation Install the Indoor Unit Secure the Indoor Unit Insulate and finish the piping Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Right Rear piping How to keep the cover In case of the cover is cut keep the cover at the rear of chassis as shown in the illustration for future reinstallation Left righ...

Page 30: ...onnect the connection cable between indoor unit and outdoor unit according to the diagram below How to pull the piping and drain hose out in case of the embedded piping In case of left piping how to insert the connection cable and drain hose Rear view for left piping installation Drain cap Drain hose Adjust the piping slightly downwards Drain hose Connection cable PVC tube for drain hose Indoor un...

Page 31: ...ction cable Indoor outdoor Connection cable Escapement Terminal Board Earth Wire longer than others AC wires for safety reason Outdoor unit Indoor outdoor Connection cable Holder WARNING RISK OF FIRE JOINING OF WIRES MAY CAUSE OVERHEATING AND FIRE OR OR OR Wire stripping No loose strand when inserted 10 1 mm 5 mm or more Indoor outdoor connection terminal board gap between wires Conductor fully in...

Page 32: ...ly tighten the flare nut with fingers Further tighten the flare nut with torque wrench in specified torque as stated in the table Torque wrench Spanner or Wrench Additional Precautions For R32 Models when connecting by flaring at indoor side Ensure to do the re flaring of pipes before connecting to units to avoid leaking Seal sufficiently the flare nut both gas and liquid sides with neutral cure A...

Page 33: ...nd is occurred at fifth sec Then press Remote controller AC Reset button once Remote controller signal 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 switch continuously for more than 16 sec to below 21 sec A pep pep pep pep sound will occur at the sixtee...

Page 34: ... air filters Drainage checking can be carried out without removing the front grille Pour a glass of water into the drain tray styrofoam Ensure that 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 intake and discharge air Ensure the difference betwee...

Page 35: ...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 ...

Page 36: ...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...

Page 37: ...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...

Page 38: ... 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 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 ...

Page 39: ...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...

Page 40: ...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 ...

Page 41: ...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 ...

Page 42: ... 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 ...

Page 43: ...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...

Page 44: ...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...

Page 45: ...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 ...

Page 46: ...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...

Page 47: ...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...

Page 48: ...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...

Page 49: ...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 ...

Page 50: ...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...

Page 51: ...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...

Page 52: ... 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...

Page 53: ...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...

Page 54: ...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...

Page 55: ...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...

Page 56: ...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 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...

Page 57: ... control 14 3 1 Vertical Airflow Operation Mode Airflow Direction Inner Vane Angle Outer Vane Angle 1 2 3 4 5 1 2 3 4 5 Cooling Auto 110 65 50 85 Manual 110 110 90 70 65 53 62 72 83 85 Soft Dry Auto 110 65 50 85 Manual 110 110 90 70 65 53 62 72 83 85 Heating Auto A 110 50 B 90 83 C 110 62 Manual 110 110 100 90 80 53 62 72 83 90 1 Automatic vertical airflow direction can be set using remote control...

Page 58: ...rance is within 5 degree Side View Inner Vane Reference point Stopper Closed Position Step 1 Step 2 Step 3 Step 4 Step 5 128º Side View Outer Vane Stopper Closed Position Step 1 Step 2 Step 3 Step 4 Step 5 156º Reference point Figure 2 ...

Page 59: ...ure 1 below It does not swing during fan motor stop Operation Mode Vane Angle Heating with heat exchanger temperature A 65 115 B 90 Cooling and soft dry 65 115 Manual horizontal airflow direction can be set using remote control the angles of the vane are as stated below and the positions of the vane are as Figure 2 above Pattern 1 2 3 4 5 Airflow Direction Patterns at Remote Control Vane Angle 90 ...

Page 60: ...iet heating operation compare to normal operation Control condition o Quiet operation start condition When POWERFUL QUIET button at remote control is pressed twice QUIET will be shown on remote control display o Quiet operation stop condition When one of the following conditions is satisfied quiet operation stops POWERFUL QUIET button is pressed again Stop by OFF ON switch Timer off activates Mild...

Page 61: ...ill start operate earlier than the set time as shown 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 Sleep Mode Operation This operation provide comfortable environment while sleeping It will automatically adjust the sleep pattern temperature during the activation period Start Condition Sleep butt...

Page 62: ...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 OFF Timer setting This control can be omitted by open the circuit of JP1 at indoor unit printed circuit board 1 C 1 C 1 C Selection of OFF Timer by 0 5 hr 1 0 hr 2 0 hr 3 0 hr 4 0 hr 5 0 hr 6 0 hr 7 ...

Page 63: ...C 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 follows respective operation mode However nanoeTM X system enabled when fan speed 360 rpm to ensure proper negative ion distribution nanoeTM X system disabled when fan speed 360 rpm o During nanoeTM X ...

Page 64: ...dged 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 3 Abnormal code H67 will memorized in EEPROM and nanoeTM X LED OFF Timer LED not blinking Disconnection counters clear condition Disconnection counter will be cleared when operation stop Not nanoeTM...

Page 65: ...Network 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 Adaptor Wireless LAN Module built in Model DNSK P11 Input Voltage DC 5V From Air Conditioner Indoor Unit Current Consumption Tx Rx max 290 100 mA Wireless LAN standard IEEE 802 11 b g n Frequency range 2 ...

Page 66: ...elect 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 Signal Blink 2 times with an interval Weak Signal Blink once with an interval No Signal OFF It will stop automatically after 10 minutes To stop immediately press Wireless LAN button 14 13 7 Wireless L...

Page 67: ...etect 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 operation Not H85 error display and Wireless LAN LED is blinking Cancel condition Communication is return between Wireless LAN router After cancel return to normal operation and Wireless LAN LED is ligh...

Page 68: ...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...

Page 69: ...up 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 button again 15 7 Auto Restart Control When the power supply is cut off during the operation of air conditioner the compressor will re operate between three to four minutes 10 patterns to be selected...

Page 70: ...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 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 re...

Page 71: ...sor Old Auto Mode HEAT The unit will run Heating operation The unit will run Heating operation COOL The unit will stop and Power LED blinking The unit will run Cooling operation DRY The unit will stop and Power LED blinking The unit will run Cooling Dry operation NANOE Stand alone The unit will stop and Power LED blinking The unit will run Nanoe Stand alone operation Force Cooling The unit will ru...

Page 72: ...ote 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 normal mode starts o Under this function only and SW s are effective Transmit Remote control no code Normal display mode If jumper JA Open JB Open RC number B If jumper JA Short JB Short RC number C If ju...

Page 73: ... desired temperature high limit of set temperature for COOL DRY mode Memorize new Low2 range Normal display mode Press SW to enter customer zone Press SW s to choose function 3 Press SW to comfirm selection Use SW or SW to change Low2 range SET i Display latest set temp Low2 ii After reset Low2 16 C by default Range 16 C High2 No code transmission SET Memorize new High2 range Normal display mode P...

Page 74: ...igh limit selection o LCD returns to original display if remote control does not operate for 30 seconds or press Timer Cancel button Memorize new Low2 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 Display latest set temp Low1 ii After reset Low1 16 C by default Range 16 C High1 No code transmission SET Press SW s to ...

Page 75: ... 3 3 RESET AC To restore the unit s setting to factory default o Press once to restore the unit s setting 16 3 4 TIMER To change indoor unit indicators intensity o Press continuously for 5 seconds 16 3 5 TIMER To change remote control display from Degree Celsius C to Degree Fahrenheit F o Press continuously for 10 seconds ...

Page 76: ...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 If any Customer Zone range 1 49 Normal display mode Once T 5secs Service Zone range 50 99 Customer Zone Normal display mode ...

Page 77: ...ne No display 53 DOA check None No display 54 Odor cut control selection 00 Disable 01 Enable 55 Frequency tolerance selection 03 3Hz 07 7Hz 56 Fixed fan speed selection during heat mode compressor OFF 00 Disable 01 Enable 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 60 Deice start determination judgment tempera...

Page 78: ...during operation Normal Inefficient 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 pressu...

Page 79: ...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 ...

Page 80: ...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 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 ...

Page 81: ...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...

Page 82: ...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 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 Expans...

Page 83: ...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 ...

Page 84: ...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 ...

Page 85: ...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 ...

Page 86: ...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 ...

Page 87: ...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 ...

Page 88: ...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 ...

Page 89: ... 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 ...

Page 90: ...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 ...

Page 91: ...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 ...

Page 92: ...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 ...

Page 93: ...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 ...

Page 94: ...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 ...

Page 95: ...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 ...

Page 96: ...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 ...

Page 97: ...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 ...

Page 98: ... 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...

Page 99: ...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 ...

Page 100: ...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 ...

Page 101: ... 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 ...

Page 102: ...erature 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 ...

Page 103: ...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...

Page 104: ...frigeration 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 ...

Page 105: ...tion 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 ...

Page 106: ...y 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 Trou...

Page 107: ...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...

Page 108: ...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 ...

Page 109: ...ion 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 ...

Page 110: ...heating 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 ...

Page 111: ...cedures 18 1 1 To Remove Front Grille Figure 1 18 1 2 Caps Removal CAUTION a Use a manual screw driver with at least 150 mm shaft length Do not use a hand drill type b Slightly tilt the screw driver handle downward so that the shaft does not touch the flap Be careful not to scratch the flap while undoing the screws 1 Remove 2 caps and 2 screws at the bottom of front grille 2 Remove 1 screw at the ...

Page 112: ...nnectors as labelled from the electronic controller Then pull out the electronic controller gently 7 Detach CN DISP and CN RCV connectors from indicator complete 5 Remove earth wires 8 Remove screw to remove terminal board complete 9 Pull out the electronic controller halfway AC303 CN STM2 CN STM1 CN STM3 CN DATA1 CN RMT CN TH CN CNT CN FM 1 CN NANO CN 101 CN 103 CN WLAN During assembly of PCB tie...

Page 113: ...e the screw and pull out the HVU unit HVU unit 12 Remove the screw and pull out the WIFI module 14 Then pull the discharge grille downward gently to dismantle it 13 Pull out and remove the drain hose from the discharge grille 15 Remove the 4 screws holding the control board then pull out the control board ...

Page 114: ...114 18 1 6 To Remove Cross Flow Fan and Indoor Fan Motor Figure 9 Figure 10 18 Remove the bearing by pulling it gently 17 Remove the screw from the evaporator ...

Page 115: ...d lift up the evaporator Cross flow fan 21 Fan motor can be removed after the removal of the cross flow fan Evaporator Reminder To reinstall the fan motor adjust the fan motor connector to 90 towards you before fixing control board Reminder To reinstall the cross flow fan ensure cross flow fan is in line as shown in figure 12 Cross Flow Fan ...

Page 116: ...e the Front Grille Figure 13 Figure 14 Do not directly fix the front grille complete to avoid hitting the Receiver PCB CAUTION Receiver PCB 22 Gently assemble the right side of the front grille first then fix the left side ...

Page 117: ...Assemble the Intake Grille Figure 15 23 Align the intake grille hooks into the slot 24 Place in the hook to the slot 25 Then slightly bend the intake grille and push in the hooks into the slot Hook Intake Grille Hook ...

Page 118: ...emove the cover by unclipping it and pulling it out 3 Remove the top casing by pressing the side of the network adapter box 4 After that network adapter can be easily replaced Reminder Serviceman or owner must setting again Panasonic Comfort Cloud app after replace Wireless LAN Module Hook Unclip pull down Press Press ...

Page 119: ...25 0 C SET Cool Statistic Weekly timer Quiet Living room Powerful My house 22 23 16 May 15 50 27 0 C SET Cool Statistic Weekly timer Quiet Living room Menu User list Owner Change password Replace device Change router settings Device list Group list Application settings User s manual Terms of use Copyright Logout My Home Living Room CS MZ16VKE Replace device Cancel Start Please choose the following...

Page 120: ...reless network When Wireless LAN LED is ON tap Next 1 Point the remote control to air and press the Wireless LAN bu on once 2 When Wireless LAN LED is blinking tap Next Connection Guide Cancel Next Step 1 Step 2 Step 3 Step 1 Step 2 Step 3 condi oner Wireless LAN LED SET CANCEL Wireless LAN bu on Wireless LAN bu on Wireless LAN LED Connection Guide Step 1 Step 2 Step 3 LED is OFF LED is ON LED is ...

Page 121: ...th WPS mode Connect with AP mode The router supports WPS The router does not supports WPS Cancel Connection Guide Step 1 Step 2 Step 3 Next Cancel If Wireless LAN LED is OFF during the connec on setup please press Wireless LAN bu on once to enable the Wireless LAN before proceeding to 1 p e t s 1 Press and hold Wireless LAN bu on for 5 secs un l easy se ng 1 is shown 2 Point remote control to air ...

Page 122: ... c n o n o 1 Press and hold Wireless LAN bu on for 5 secs un l easy se ng 1 is shown 2 Press up or down bu on un l Advance se ng 2 is shown 3 Point remote control to air condi oner and press SET bu on once 4 A er step 1 3 have been done tap Next Connection Guide Step 1 Step 2 Step 3 Cancel Next SET CANCEL By changing the wireless network connec on of smartphone to the following network SSID Panaso...

Page 123: ...nect the air condi oner to the wireless router Select your wireless router Connection Guide Step 1 Step 2 Step 3 Cancel MAC address of target device d8 61 62 2e 44 c0 Note Select 2 4 GHz band if the wireless router supports both 2 4 GHz and 5 GHz band Panasonic factory wireless ap 00 Connect the air condi oner to the wireless router Select your wireless router Connection Guide Step 1 Step 2 Step 3...

Page 124: ...ct the air condi oner for registra on Unregistered air condi oner Registered air condi oner Retry searching Connection Guide Step 1 Step 2 Step 3 Unknown air conditioner Retry searching Cancel Register Cancel Next CS MZ16VKE Please enter air conditioner indoor model name newer Air conditioner indoor model ConnectionGuide Step 1 Step 2 Step 3 Enter your preferred name for this air condi oner Air co...

Page 125: ...My House 30 0 C Bedroom 1 Powerful My house 22 23 16 May 15 50 27 0 C SET Cool Statistic Weekly timer Quiet Living room Powerful My house 22 23 16 May 15 50 27 0 C SET Cool Statistic Weekly timer Quiet Living room Menu User list Owner Change password Replace device Change router settings Device list Group list Application settings User s manual Terms of use Copyright Logout My Home Living Room CS ...

Page 126: ...owerful My house 22 23 16 May 15 50 27 0 C SET Cool Statistic Weekly timer Quiet Living room Menu User list Owner Change password Replace device Change router settings Device list Group list Application settings User s manual Terms of use Copyright Logout My Home Living Room CS MZ16VKE Replace device Cancel Start Please choose the following Newly purchased air condi oner Add new air conditioner Ot...

Page 127: ...D is ON tap Next Point the remote control to air and press the Wireless LAN bu on once When Wireless LAN LED is blinking tap Next Connection Guide Cancel Next Step 1 Step 2 Step 3 Step 1 Step 2 Step 3 condi oner Wireless LAN LED SET CANCEL Wireless LAN bu on Wireless LAN bu on Wireless LAN LED Connection Guide Step 1 Step 2 Step 3 LED is OFF LED is ON LED is Blinking Cancel Connection Guide Step 1...

Page 128: ...hing Connection Guide Step 1 Step 2 Step 3 Unknown air conditioner Retry searching Cancel Register If Wireless LAN LED is OFF during the connec on setup please enable again by pressing Wireless LAN bu on once before proceeding to step Press and hold Wireless LAN bu on for 5 secs un l easy se n w o h s s i 1 g n Press up or down bu on un l Advance se ng 2 is shown Point remote control to air condi ...

Page 129: ... 2 Step 3 Cancel MAC address of target device d8 61 62 2e 44 da Note Select 2 4 GHz band if the wireless router supports both 2 4 GHz and 5 GHz band router SSID1 router SSID2 router SSID3 router SSID4 router SSID5 Other Connection Guide Step 1 Step 2 Step 3 Cancel OK wireless router Network name SSID Network name SSID Password Security WPA2 Password Connect the air condi oner to the wireless route...

Page 130: ...earching Cancel Register Master room Step Step Step Connection Guide Step 1 Step 2 Step 3 Cancel Next If Wireless LAN LED is OFF please press Wireless LAN bu on once to enable the Wireless LAN before proceed for step Press and hold Wireless LAN bu on for 5 secs un l easy se ng 1 is shown Press up or down un l device registra on 3 is shown Point remote control to air condi oner and press SET bu on ...

Page 131: ...placement The non numbered parts are not kept as standard service parts A A A A 3 2 7 4 5 46 25 14 10 45 33 37 11 34 24 40 39 42 1 20 26 6 13 36 21 18 41 43 43 44 12 30 31 32 15 16 27 28 35 38 47 CWH55025J CWH55051J 9 8 O I 49 O I 50 O I 51 O I 52 I I 57 I I 58 I I 53 I I 54 I I 55 I I 56 I I 59 I I 60 I I 61 I I 62 I I 63 22 64 67 65 66 68 ...

Page 132: ...1 CWD933233C 26 FULCRUM 1 ACXH62 00040 27 VERTICAL VANE 8 CWE241457 28 CONNECTING BAR 1 CWE261314 30 AIR SWING MOTOR 1 ACXA98K00020 O 31 AIR SWING MOTOR BIG 1 ACXA98 01960 O 32 AIR SWING MOTOR SMALL 1 ACXA98 01990 O 33 CAP DRAIN TRAY 1 CWH521259 34 HORIZONTAL VANE COMPLETE BIG 1 ACXE24C01021 35 HORIZONTAL VANE COMPLETE SMALL 1 ACXE24C03830 36 DUCT COMPLETE 1 ACXD22C00230 37 CONTROL BOARD COVER COM...

Page 133: ...INSTRUCTION 1 ACXF60 36560 61 INSTALLATION INSTRUCTION 1 ACXF60 36570 62 INSTALLATION INSTRUCTION 1 ACXF60 36580 63 INSTALLATION INSTRUCTION 1 ACXF60 36590 64 BAG 1 CWG861497 65 SHOCK ABSORBER L 1 ACXG70 00380 66 SHOCK ABSORBER R 1 ACXG70 00390 67 C C CASE 1 ACXG50 48971 68 MODEL LABEL 2 ACXF85 09650 NOTE All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommend...

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