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Error Codes Table

Diagnosis

display

Abnormality / Protection control

Abnormality

Judgement

Emergency

operation

Primary location to verify

H11

Indoor / outdoor abnormal
communication

> 1 min after starting
operation

Indoor fan operation

only

  • 

Internal / external cable connections

  • 

Indoor / Outdoor PCB

H14

Indoor intake air temperature sensor
abnormality

Continue for 5 sec.

—

  • 

Intake air temperature sensor
(defective or disconnected)

H15

Outdoor compressor temperature sensor
abnormality

Continue for 5 sec.

—

  • 

Compressor temperature sensor
(defective or disconnected)

H16

Outdoor Current Transformer open
circuit

—

—

  • 

Outdoor PCB

  • 

IPM (Power transistor) module

H19

Indoor fan motor merchanism lock

—

—

  • 

Indoor PCB

  • 

Fan motor

H23

Indoor heat exchanger temperature
sensor abnormality

Continue for 5 sec.

O

(Cooling only)

  • 

Heat exchanger temperature sensor
(defective or disconnected)

H26

Ion abnormality

—

—

  • 

Indoor PCB

  • 

Ionizer

H27

Outdoor air temperature sensor
abnormality

Continue for 5 sec.

O

  • 

Outdoor temperature sensor
(defective or disconnected)

H28

Outdoor heat exchanger temperature
sensor abnormality

Continue for 5 sec.

O

  • 

Outdoor heat exchanger
temperature sensor (defective or
disconnected)

H30

Discharge temperature sensor
abnormality

Continue for 5 sec.

—

  • 

Discharge temperature sensor

H33

Indoor/Outdoor wrong connection

—

—

  • 

Indoor/Outdoor supply voltage

H97

Outdoor Fan Motor lock abnormality

—

—

  • 

Outdoor PCB

  • 

Outdoor Fan Motor

H98

Indoor high pressure protection

—

—

  • 

Air filter dirty

  • 

Air circulation short circuit

H99

Indoor heat exchanger anti-freezing
protection

—

—

  • 

Insufficient refrigerant

  • 

Air filter dirty

F11

Cooling / Heating cycle changeover
abnormality

4 times occurance
within 30 minutes

—

  • 

4-way valve

  • 

V-coil

F90

PFC control

4 times occurance
within 10 minutes

—

  • 

Voltage at PFC

F91

Refrigeration cycle abnormality

7 times occurance
continuously

—

  • 

No refrigerant

(3-way valve is closed)

F93

Outdoor compressor abnormal revolution

4 times occurance
within 20 minutes

—

  • 

Outdoor compressor

F95

Cool high pressure protection

4 times occurance
within 20 minutes

—

  • 

Outdoor refrigerant circuit

F96

IPM (power transistor) overheating
protection

—

—

  • 

Excess refrigerant

  • 

Improper heat radiation

  • 

IPM (Power transistor)

F97

Outdoor compressor overheating
protection

4 times occurance
within 20 minutes

—

  • 

Insufficient refrigerant

  • 

Compressor

F98

Total running current protection

3 times occurance
within 20 minutes

—

  • 

Excess refrigerant

  • 

Improper heat radiation

F99

Outdoor Direct Current (DC) peak
detection

7 times occurance
continuously

—

  • 

Outdoor PCB

  • 

IPM (Power transistor)

  • 

Compressor

Note:

“O” - Frequency measured and fan speed fixed.

The memory data of error code is erased when the power supply is cut off, or press the Auto Switch until “beep” sound heard
following by pressing the “RESET” button at Remote Control.

Although operation forced to stop when abnormality detected, emergency operation is possible for certain errors (refer to Error
Codes Table) by using Remote Control or Auto Switch at indoor unit. However, the Remote Control signal receiving sound is
changed from one “beep” to four “beep” sounds.

75

Содержание CS-E18CKE

Страница 1: ... T All rights reserved Unauthorized copying and distribution is a violation of law CS E18CKE CU E18CKE CS E21CKE CU E21CKE 10 4 INSTALLATION TRANSFERRING SERVICING 59 11 Installation Instructions 63 11 1 Safety Precautions 63 11 2 INDOOR UNIT 66 11 3 OUTDOOR UNIT 69 12 Servicing Information 72 12 1 Troubleshooting 72 12 2 Breakdown Self Diagnosis Function 74 12 3 Remote Control 76 12 4 Indoor Elec...

Страница 2: ...Timer Remote Control with illuminable buttons Power Monitor Display LED Catechin Air Purifying Filter Triple Deodorizing Filter Ionizer Mode Operation Quiet Mode Operation 18 2 PRINT PATTERNINDOOR UNIT PRINTED CIRCUIT BOARD 99 18 3 PRINT PATTERNOUTDOOR UNIT PRINTED CIRCUIT BOARD VIEW 100 Serviceability Washable Front Panel Breakdown Self Diagnosis function Environmental Protection Non ozone deplet...

Страница 3: ...Cancel ON Timer and OFF Timer setting and cancellation CLOCK Powerful Mode Operation POWERFUL Increase or decrease set temperature 16 C to 30 C Vertical Automatic Airflow Direction Control and Manual Airflow Direction Control 5 stages of adjustment Horizontal Automatic Airflow Direction Control and Manual Airflow Direction Control 5 stages of adjustment Indoor Fan Speed Selection FAN SPEED Low Med...

Страница 4: ...ck cooling or heating POWER Green Lights up during MONITOR compressor operation Green Lights up in Ionizer Mode Operation Blinks in Ionizer error POWER Green Lights up in operation blinks in Automatic Operation Mode judging deice On Timer sampling and Hot Start operation POWERFUL Orange Lights up when Powerful Mode is selected QUIET Orange Lights up in Quiet Mode Operation TIMER Orange Lights up i...

Страница 5: ...erature Control Deodorizing Control Deice Operation Outdoor Unit 30 seconds Forced Operation Time Delay Safety Control Overload Protection Control Deice Operation Standby Control Compressor Overheating Prevention Control IPM Power Transistor Overheating Protection Control Total Running Current Control Mininum Operation Frequency Protection Control Low Operation Frequency Protection Control Outdoor...

Страница 6: ...ng 14 0 490 Heating 15 5 540 Indoor Air Hi m3 min cfm Cooling 15 6 550 40 0 1 410 Heating 17 1 600 dB A Cooling High 44 Low 37 Cooling 47 Heating High 44 Low 37 Heating 47 Noise Level Power level dB Cooling High 57 Cooling High 60 Heating High 57 Heating High 60 Electrical Data Input Power W Cooling 1 650 240 2 050 Heating 1 790 280 2 650 Running Current A Cooling 7 4 Heating 8 0 EER W W Cooling 3...

Страница 7: ...tor 8 poles Rate Output W 30 40 Fan Speed Lo Cool Heat rpm 1 150 1 270 Me Cool Heat rpm 1 290 1 410 Hi Cool Heat rpm 1 440 1 560 660 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Coated Fin Type Slit Fin Corrugated Fin Row Stage Plate fin configuration forced draft 2 15 2 34 FPI 21 16 Size W H L mm 810 315 25 4 849 3 878 ...

Страница 8: ...ing 42 8 1 510 Heating 17 7 620 Heating 41 5 1 460 dB A Cooling High 45 Low 37 Cooling 48 Heating High 45 Low 37 Heating 49 Noise Level Power level dB Cooling High 58 Cooling High 61 Heating High 58 Heating High 62 Electrical Data Input Power W Cooling 2 210 240 2 540 Heating 2 100 280 2 750 Running Current A Cooling 9 9 Heating 9 4 EER W W Cooling 2 85 3 75 2 80 BTU hW Cooling 9 7 12 8 9 5 COP W ...

Страница 9: ...at rpm 1 150 1 270 Me Cool Heat rpm 1 330 1 440 Hi Cool Heat rpm 1 520 1 610 700 680 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Coated Fin Type Slit Fin Corrugated Fin Row Stage Plate fin configuration forced draft 2 15 2 34 FPI 21 18 Size W H L mm 810 315 25 4 849 3 878 714 36 4 Refrigerant Control Device Expansion Va...

Страница 10: ...4 Dimensions 10 ...

Страница 11: ...11 ...

Страница 12: ...5 Refrigeration Cycle Diagram 12 ...

Страница 13: ...6 Block Diagram 13 ...

Страница 14: ...7 Wiring Diagram 14 ...

Страница 15: ...d by the microcomputer at indoor unit that judging the condition according to internal setting temperature and intake air temperature 8 1 1 Internal Setting Temperature Once the operation starts remote control setting temperature will be taken as base value for temperature shifting processes These shifting processes are depending on the air conditioner settings and the operation environment The fi...

Страница 16: ...de Shifting Mode Period X min Temperature Shift C Cooling X 20 2 0 X 20 0 0 Soft Dry X 20 1 0 X 20 0 0 Heating X 20 3 5 X 20 3 25 Table d Quiet Lo Mode Shifting Mode Period X min Temperature Shift C Cooling Soft Dry 20 min X 50 min 3 0 50 min X 110 min 4 0 110 min X 440 min 5 0 Table e Fan Speed Shifting Mode Fan Speed Temperature Shift C Cooling Lo 0 25 Me Me Me Auto 0 00 Hi 0 25 Soft Dry All 0 2...

Страница 17: ... Temperature C Freq H Zone Cooling Soft Dry Heating Cooling Soft Dry Heating Remark 1 2 0 1 5 1 1 1 2 1 5 1 0 1 1 1 3 1 0 0 5 14 8 11 4 0 5 0 0 20 8 15 5 0 0 0 5 27 8 22 6 0 5 1 0 35 11 27 7 1 0 1 5 43 11 36 8 1 5 2 0 46 11 39 Fc Fh 9 2 0 2 5 46 11 39 Fc Fh 10 2 5 3 0 46 11 39 Fc Fh 11 Nil 3 5 Nil Nil 39 Fh 12 Nil 4 0 Nil Nil 39 Fh Operating Frequency Calculation Formula Remarks When Freq H is equ...

Страница 18: ...l Setting 1 5 C Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature Compressor OFF point 0 5 C 8 1 6 Automatic Operation This mode can be set using remote control and the operation is decided by remote control setting temperature indoor intake air temperature and outdoor air temperature During operation mode judgment indoor fan motor with speed o...

Страница 19: ...ation mode chart adjustment From the above table if remote control setting temperature 25 T1 25 7 32 T2 25 6 31 T3 25 7 18 The operation mode chart for this example is as shown in below figure and the operation mode to be performed will depend on indoor intake air temperature and outdoor air temperature at the time when the judgment is made 8 1 7 Indoor Fan Motor Operation A Basic Rotation Speed r...

Страница 20: ...B Indoor Fan Control i Indoor fan control operation outline 1 Cooling Dry 2 Heating 20 ...

Страница 21: ...speed no change In up zone 10 rpm is added for every 10s until Maximum 1520 rpm E21CK 1480 rpm E18CK b DOWN The fan speed will be decreased one step every 10 sec until Minimum 1270 rpm c Current Output Fixed Maintain at present fan speed d Instantaneous Maximum Fan speed will be increased to maximum auto fan speed e Temperature in is for Powerful Mode operation 21 ...

Страница 22: ... C 4 Remote Control setting fan speed Hi 5 Outdoor temperature 4 C 6 Operation start 2 hours If any of above conditions is not valid the condition is ended C Fan Motor Control i Motor specification High voltage PWM Motor ii Feedback Control 1 Rotation speed feedback Immediately after the fan started rpm is checked and duty is added and feedback control is performed iii Abnormal Detection 1 Conditi...

Страница 23: ... When COMP is OFF 4 5 4 5 Shift to 1 when COMP is ON Start from 4 if the Thermostat is OFF during the start operation Odor Status 1 2 3 4 5 4 5 4 5 4 1 Status Shift according to COMP ON OFF ON Status Shift according Cooling zone 40 50 20 90 20 90 to time s Dry zone ON Fan Speed Cooling zone OFF SLo Auto Fan Speed SLo OFF SLo OFF Dry zone OFF SLo OFF 8 1 8 Outdoor Fan Motor Operation Outdoor fan mo...

Страница 24: ...es of direction is determined by operation mode heat exchanger temperature and intake air temperature and manual angles of direction can be adjusted using remote control Vertical Airflow Operation Mode Airflow Direction Vane Angle 1 2 3 4 5 Heating Auto with Heat Exchanger 17 Temperature 58 7 Manual 7 17 33 49 67 Cooling Soft Dry and Fan Ion Auto 7 37 Manual 7 17 25 33 41 Mode Judgment in Auto Aut...

Страница 25: ...itioner is stopped using remote control the vane will shift to close position Horizontal Airflow 1 Automatic horizontal airflow direction can be set using remote control the vane swings left and right within the angles as stated below For heating mode operation the angle of the vane depends on the indoor heat exchanger temperature as Figure 1 below Operation Mode Vane Angle Heating with heat excha...

Страница 26: ...fted to normal operation with previous setting 3 When fan speed is changed quiet operation is shifted to quiet operation of the new fan speed 4 When operation mode is changed quiet operation is shifted to quiet operation of the new mode except fan only mode 5 During quiet operation if timer on activates quiet operation maintains 6 After off when on back quiet operation is not memorised D Control c...

Страница 27: ... previous setting 3 When fan speed is changed quiet operation is shifted to quiet operation of the new fan speed 4 When operation mode is changed quiet operation is shifted to quiet operation of the new mode except fan only mode 5 During quiet operation if timer on activates quiet operation maintains 6 After off when on back quiet operation is not memorised C Control contents a Fan Speed manual 1 ...

Страница 28: ...ng time This is to provide a comfortable environment when reaching the set ON time Seventy minutes before the set time indoor at fan speed of Lo and outdoor fan motor start operate for 30 seconds to determine the indoor intake air temperature and outdoor air temperature in order to judge the operation starting time From the above judgment the decided operation will start operate earlier than the s...

Страница 29: ...ng there is an abnormality operation occurs If Ionizer LED is blinking there is an abnormality of Ionizer occurs Power Monitor LED Control Frequency Lighting of 3 LED base on instructed running frequency from indoor unit to compressor at cool dry heating operation Position of LED Cool Dry Instructed Hz No 0 Hz 35 35 Hz 59 Hz 59 Heat Instructed Hz No 0 Hz 44 40 Hz 63 Hz 63 8 1 16 Auto Operation Swi...

Страница 30: ...ontrol is pressed Fan ionizer on ION LED illuminates but power LED maintain off 1 2 However fan speed can be adjusted later by customer during this operation Airflow direction Horizontal Vane control Follow vane direction control at cooling mode Horizontal vane can be changed by customer during ion only operation b Operation Mode Ionizer Operation 1 Ionising Operation Start Condition When air cond...

Страница 31: ... anytime CONDITION becomes false then count is cleared ii Press remote control ion button for a ON Ion LED blink buzzer beep b OFF Ion LED OFF buzzer beep ii iii Reset power Off by force operation BREAKDOWN PROTECTION i ii Actual ion OFF ion feedback signal 5V i Actual ion OFF 2s i Case 1 During Air Con ON Air Cond OFF with abnormal no H26 is activated with timer LED is blinking permanently i When...

Страница 32: ...remote control or Auto Switch at indoor unit 8 2 1 3 Total Running Current Control 1 When the outdoor unit total running current AC exceeds X value the frequency instructed for compressor operation will be decreased 2 If the running current does not exceed X value for five seconds the frequency instructed will be increased 3 However if total outdoor unit running current exceeds Y value compressor ...

Страница 33: ...repeats continuously for seven times all indoor and outdoor relays will be cut off 8 2 1 5 Compressor Overheating Prevention Control Instructed frequency for compressor operation will be regulated by compressor top temperature The changes of frequency are as below figure 8 2 1 6 Low Pressure Prevention Control Gas Leakage Detection 1 When the conditions listed in below table occur the compressor s...

Страница 34: ... compressor will change to 30 Hz Temperature T for Cooling Soft Dry Heating Indoor intake air C T 15 or T 30 T 14 or T 28 Outdoor air C T 13 or T 38 T 4 or T 24 Indoor heat exchanger C T 30 T 0 8 2 1 10 Minimum Frequency Protection Control During cooling operation Anti Freezing control soft dry carry out the following operation 1 During remote control setting is less than 28 deg Indoor Fan Speed A...

Страница 35: ...e compressor Operation frequency The compressor stop if outdoor pipe temperature exceeds 63 C If the compressor stops 4 times in 20 minutes Timer LED blinking F95 outdoor high pressure rise protection ii Electrical part temperature rise protection control To prevent electrical component temperature rise during cooling overload Judgement condition is by outdoor temperature sampled every 10s Control...

Страница 36: ...Control a Control 1 During anti dew formation control compressor operates at frequency shift as shown below when indoor fan speed is less than Me This control is cancelled after started for 420 minutes or remote control setting temperature or fan speed setting is changed b Control 2 When the following conditions occurs for 20 minutes continuously anti dew formation is controlled and air vane chang...

Страница 37: ... For Heating Operation 8 2 3 1 Anti Cold Draft Control Indoor fan speed varies in accordance to indoor heat exchanger temperature based on type of air volume and direction as shown below 1 Manual Fan Speed 2 Auto Fan Speed 37 ...

Страница 38: ...eased to maximum auto fan speed e Temperature in is for Powerful Mode operation 8 2 3 2 Intake Air Temperature Control Compressor will operate at maximum of 128 Hz respectively if either one of the below conditions occur 1 When the indoor intake air temperature is above 10 C and remote control setting fan speed is lower Me 2 When the indoor intake air temperature is 30 C or above 8 2 3 3 Outdoor A...

Страница 39: ...cy is regulated in accordance to indoor heat exchanger temperature as shown in below figures 8 2 3 5 Outdoor Temperature Control Outdoor temperature is detected and the following control is perform Control operates after more than 1 minute the compressor has started 39 ...

Страница 40: ...deice operation the relationship between outdoor pipe temperature and time T1 is such operation will proceed to next stage b The deice will be performed only after 1 hour from when the operation has started c When Comp OFF by the sequence No 1 6 7 compressor can restart back without 3 minutes waits immediate restart Outdoor heat exchanger temperature a 15 C b 18 C c 25 C 40 ...

Страница 41: ...door heat exchanger temperature 5 C for 3 minutes and outdoor air temperature 1 C and Comp is ON b Continuously outdoor heat exchanger temperature 3 C for 80 minutes and outdoor heat exchanger temperature 6 C for 3 minutes and outdoor air temperature 1 C and Comp is ON c Continuously outdoor heat exchanger temperature 3 C for 40 minutes and outdoor heat exchanger temperature 7 C and outdoor air te...

Страница 42: ... C for 14 min OD heat exchanger temp 8 C for 10 min 4 Auto clean deice time chart Similar to deice operation 2 except for frequency values a Detection methods Outdoor heat exchanger temp sensor timer indoor air temp sensor b Deice operation control time chart 42 ...

Страница 43: ...the relationship between outdoor pipe temperature and time T1 is such proceed to next operation 2 The deice will be performed only after 1 hour from when the operation has started 3 When Comp OFF by the sequence No 1 6 7 compressor can restart back without 3 minutes waits immediate restart 43 ...

Страница 44: ...9 Operating Instructions 45 46 45 46 46 46 46 46 48 49 47 Ionizer DO NOTTOUCH 44 ...

Страница 45: ...49 50 48 47 45 ...

Страница 46: ...Current time OK Setting page 48 ON Select or Set time Confirm OFF or Set time Confirm ON OFF Timer Timer Timer Set time Confirm 46 ...

Страница 47: ...every 6 months see page 44 see page 48 Soaps Neutral household detergents pH7 47 ...

Страница 48: ...refer page 47 48 ...

Страница 49: ...48 49 ...

Страница 50: ...NEVER install remove or reinstall yourself Do NOT pull out the plug by the cable Do NOT insert finger or other objects into the unit especially dangerous for children 50 ...

Страница 51: ...44 46 46 46 47 47 47 48 47 48 45 51 ...

Страница 52: ...ause of this it can cause an oxygen deficiency if it leaks into a closed room since it collects in the lower area of the room It also generates toxic gas when it is directly exposed to a flame so it must be used in a well ventilated environment where it will not collect Table 1 Physical comparison of R410A and R22 R410A R22 Composition wt R32 R125 50 50 R22 100 Boiling point C 51 4 40 8 Vaporizing...

Страница 53: ...l repair work done by a specialist Incorrect repairs can result in an water leakage electric shock fire etc 10 2 TOOL FOR INSTALLING SERVICING REFRIGERANT PIPING 10 2 1 Necessary Tools In order to prevent an R410A AC from mistakenly being charged with any other refrigerant the diameter of the 3 way valve service port on the outdoor unit has been changed Also to increase its ability to withstand pr...

Страница 54: ... Fig 3 Torque wrenches Table 5 Conventional wrenches R410A wrenches For 1 4 opposite side x torque 17 mm x 18 N m 180 kgf cm 17 mm x 18 N m 180 kgf cm For 3 3 opposite side x torque 22 mm x 42 N m 180 kgf cm 22 mm x 42 N m 180 kgf cm For 1 2 opposite side x torque 24 mm x 55 N m 180 kgf cm 26 mm x 55 N m 180 kgf cm Because the pressure is higher for the R410A type the conventional type cannot be u...

Страница 55: ... halide torch that were used with CFC and HCFC cannot be used with R410A because there is no chlorine in the refrigerant The present R134a leak detector can be used but the detection sensitivity will be lower setting the sensitivity for R134a at 1 the level for R410A will drop to 0 6 For detecting small amounts of gas leakage use the electric gas leak detector for HFC refrigerant Detection sensiti...

Страница 56: ...gerant charging is done manually by opening and closing the valve 9 Refrigerant cylinders The R410A cylinders are labeled with the refrigerant name and the coating color of the cylinder protector is pink which is the color stipulated by ARI of the U S Cylinder equipped with a siphon tube are available to allow the cylinder to stand upright for liquid refrigerant charging 10 Charging orifice and pa...

Страница 57: ... before using When using a conventional flaring tool use the copper pipe gauge for clearance adjustment etc to ensure the correct A dimension see Fig 10 Fig 10 Flaring dimensions 10 3 1 Piping Materials It is recommended that you use copper and copper alloy jointless pipes with a maximum oil adherence of 40 mg 10m Do not used pipes that are crushed deformed or discolored especially the inside surf...

Страница 58: ...the flared surface with the axial center of the union c Use a torque wrench and tighten to the specified torque The tightening torque for R410A is the same as the conventional torque value for R22 Be careful because if the torque is too weak it may lead to a gas leak If it is too strong it may split the flare nut or make it impossible to remove the flare nut Table 15 R410A tightening torque Nomina...

Страница 59: ...ly purged with nitrogen or dried with a vacuum pump 10 4 INSTALLATION TRANSFERRING SERVICING 10 4 1 Inspecting Gas Leaks with a Vacuum Pump for New Installations Using New Refrigerant Piping 1 From the viewpoint of protecting the global environment please do not release refrigerant into the atmosphere a Connect the projecting side pin pushing side of the charging hose for the manifold gauge to the...

Страница 60: ...ing piping 1 Piping check Because of the different pressure characteristics of R22 and R410A the design pressure for the equipment is 1 6 times different the wall thickness of the piping must comply with that shown in Table 10 but this is not easy to check Also even if the thickness is correct there may be flattened or bent portions midway through the piping due to sharp curves Buried sections of ...

Страница 61: ...ge and charge with the liquid refrigerant 2 5 Be sure to read the operating instructions for the electronic scale 9 If you cannot charge the stipulated amount operate the unit in the cooling mode while charging a little of the liquid at a time about 150 g time as a guideline If the charging amount is insufficient from one operation wait about one minute then use the same procedure to do the liquid...

Страница 62: ...circuit f No corrosion should occur from the brazed part 2 Preventing of Overheating Due to heating the interior and exterior surfaces of treated metal may oxidize Especially when the interior of the refrigerant circuit oxidizes due to overheating scale occurs and stays in the circuit as dust thus exerting a fatally adverse effect So make brazing at adequate brazing temperature and with minimum of...

Страница 63: ...ctrical shock 4 Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury 5 For electrical work follow the local national wiring standard regulation and this installation instruction An independent circuit and single outlet must be used If electrical circuit capacity is not...

Страница 64: ...re there is ease for access for the power disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using a power plug Use an approved 16A power plug with earth pin for 2 0HP E18CK E21CK for the connection to the socket 2 Power supply connection to a circuit breaker for the pe...

Страница 65: ...tion height for indoor unit shall be at least 2 3 m OUTDOOR UNIT If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall ceiling fence or other obstacles Do not place any obstacles whic...

Страница 66: ...he marking off line with the thread and using a level gauge 2 Drill the piping plate hole with ø70 mm hole core drill Line according to the arrows marked on the lower left and right side of the installation plate The meeting point of the extended line is the centre of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole centre is obtained by measu...

Страница 67: ...3 For the embedded piping This can be used for left rear piping left bottom piping also 67 ...

Страница 68: ...S a Open the front panel b Remove the air filters c Put air purifying filters left and triple deodorizing filter right into place as shown in illustration below HOW TO TAKE OUT FRONT GRILLE Please follow the steps below to take out front grille if necessary such as when servicing a Open the intake grille and remove the screw at the front of the front grille b Set the vertical airflow direction lou...

Страница 69: ...more than 5 sec to below 8 sec A beep sound will occur at the fifth sec in order to identify the starting of Test Run operation 3 HEATING TRIAL OPERATION Press the AUTO Switch continuously for more than 8 sec to below 11 sec and release when a beep beep sound is occurred at eighth sec However a beep sound is occurred at fifth sec 4 REMOTE CONTROL RECEIVING SOUND ON OFF The ON OFF of Remote Control...

Страница 70: ...a Then evacuate the air approximately ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO FOLLOW THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten t...

Страница 71: ...eing clamped firmly Is the drainage OK Refer to Check the drainage section Is the earth wire connection properly done Is the indoor unit properly hooked to the installation plate Is the power supply voltage complied with rated value Is there any abnormal sound Is the cooling operation normal Is the thermostat operation normal Is the remote control s LCD operation normal Is the air purifying filter...

Страница 72: ...ng frequency must be obtained in order to check the specification and technical data Below are the methods used to obtain rated compressor operating specification a Cooling i Press the Auto button continuously for 5 seconds or less than 8 seconds the air conditioner starts operation at Cooling rated frequency beep will be heard at the 5th second ii Short the service terminal CN S of the outdoor pr...

Страница 73: ...problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table to the right 73 ...

Страница 74: ...ing operation the unit will immediately stop its operation Timer LED is blinking and maximum of three error codes abnormality will be saved in memory The abnormality of the operation can be identified through the below breakdown diagnosis method Press CHECK button at remote control continuously for more than five seconds to turn on the diagnosis mode H11 will be displayed at remote control By pres...

Страница 75: ... protection Air filter dirty Air circulation short circuit H99 Indoor heat exchanger anti freezing protection Insufficient refrigerant Air filter dirty F11 Cooling Heating cycle changeover abnormality 4 times occurance within 30 minutes 4 way valve V coil F90 PFC control 4 times occurance within 10 minutes Voltage at PFC F91 Refrigeration cycle abnormality 7 times occurance continuously No refrige...

Страница 76: ...ork If this happen remove the cover of the remote control and push the reset point once to clear the memory data Changing the wireless remote control transmission code When there are more than one indoor units installed in the same room it is possible to set different remote control receiving signal by modifying the jumpers inside Remote Control 12 3 Remote Control 76 ...

Страница 77: ...trol Board to remove the Control Board Cover Fig 2 2 To remove the Main Electronic Controller Release the 2 Particular Piece Fig 3 Release the CN REC DISP connectors Fig 4 Release the CN TH connector Fig 4 Release the CN MAIN connector Fig 4 Release the CN STM1 connector Fig 4 Release the CN STM2 connector Fig 4 Release the hooks that hold the Electronic Controller Fig 3 3 To remove the Power Elec...

Страница 78: ...s Fig 5 e Release the CN STM1 Fig 5 f Release the CN STM2 Fig 5 g Release connectors generator Ionizer Fig 5 2 Pull out the Drain Hose from outlet to remove the Discharge Grille Fig 6 3 Removing the right and left screws Fig 7 4 By pressing down the hook at the left and pushing up the hook at the right you will be able to remove the Control Board Fig 7 5 Remove the screw at the Cross Flow Fan Fig ...

Страница 79: ... the Evaporator and pull out the Cross Flow Fan from shaft By then Fan Motor can be taken out Fig 10 REMINDER To reinstall the Fan Motor put it back in place adjust the position of the Fan Motor s leadwire appropriately as shown in the Fig 8 before installing the Cross Flow Fan Fig 9 Fig 10 79 ...

Страница 80: ...ntroller be careful of electrostatic discharge Be save to return the wiring to its original position There are many high voltage components within the heat sink cover so never touch the interior during operation Wait at least two minutes after power has been turned off Fig 19 12 6 Outdoor Electronic Controller Removal Procedure 80 ...

Страница 81: ...13 Technical Data 81 ...

Страница 82: ...82 ...

Страница 83: ... 88 4 16 1 69 5 47 4 01 1 80 4 97 3 83 1 95 Outdoor Temp C Indoor wet bulb temp 30 35 40 46 TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 6 25 4 74 2 02 5 84 4 54 2 18 5 43 4 37 2 33 4 94 4 15 2 51 19 0 C 6 30 2 21 19 5 C 6 86 4 96 2 06 6 41 4 77 2 22 5 97 4 59 2 37 5 42 4 37 2 56 22 0 C 7 48 5 14 2 10 6 99 4 95 2 26 6 50 4 77 2 42 5 91 4 55 2 61 TC Total Cooling Capacity kW Indoor 27 C 19 C SHC ...

Страница 84: ...14 Exploded View Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 84 ...

Страница 85: ...TROLLER MAIN 1 CWA73C1456 CWA73C1457 0 24 ELECTRONIC CONTROLLER POWER 1 CWA743304 0 25 P C B RECEIVER 1 CWA742724 26 ELECTRONIC CONTROLLER INDICATOR 1 CWE39C1102 0 28 INDICATOR HOLDER 1 CWD932163 29 SENSOR COMPLETE 1 CWA50C2122 0 30 CONTROL BOARD TOP COVER 1 CWH131091 31 CONTROL BOARD FRONT COVER 1 CWH131090 32 REMOTE CONTROL COMPLETE 1 CWA75C2401 0 33 FRONT GRILLE COMPLETE 1 CWE11C2843 34 INTAKE ...

Страница 86: ...16 Exploded View Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 86 ...

Страница 87: ...OMPLETE 4 WAYS VALVE 1 CWA43C2098 28 V COIL COMPLETE EXPAND VALVE 1 CWA43C2058 29 SENSOR COMPLETE COMP DISC 1 CWA50C2169 30 SENSOR COMPLETE 1 CWA50C2120 31 REACTOR 1 CWA421069 32 CONTROL BOARD SIDE 1 CWH102122 33 TERMINAL BOARD ASSY 1 CWA28K1036 34 FUSE HOLDERS 1 35 FUSE 1 36 CONTROL BOARD TOP 1 CWH102204 37 CONTROL BOARD BOTTOM 1 CWH102205 38 ELECTRONIC CONTROLLER MAIN 1 CWA73C1464 CWA73C1465 40 ...

Страница 88: ...270Ω C15 1µ C16 C17 C3 1000p MB R9 330Ω 16 9 8 15 14 13 10 1 2 3 4 7 R2 43Ω 1 2W R1 43Ω 1 2W IC2 TD62003AF R17 1kΩ BZ BZ1 2KHz C5 100µ 16V C6 47µ 25V IC3 D0 4 6 5 7 1 3 8 2 CS RST SK BUSY D1 BR9080F R33 10kΩ R34 10kΩ R35 10kΩ R36 10kΩ C20 0 01µ POWER MONITOR HIGH GRN D401 D402 D403 D404 D405 D408 D406 D407 D409 2 GRN LOW GRN ION2 GRN ION1 GRN AUTO SW TIMER ORG QUIET ORG POWERFUL ORG POWER ORG 1 2 ...

Страница 89: ...CN STM1 PH5 VERTICAL 1 2 3 4 5 6 7 8 9 16 15 14 13 12 11 10 IC6 TD62003AF CN STM2 PH5 ZH5 ZH5 HORIZONTAL R37 150kΩ 8 MHz 15pF X 2 CSTS0800MG03 C21 1µ X1 C11 1µ CN RCV C14 0 01µ MB R15 1kΩ R16 5 1kΩ R32 100kΩ O I G C19 2 2µ 50V C18 1µ AIR TEMP SENSOR 15k 3950 20k 3950 PIPE TEMP SENSOR R22 15kΩ 1 C7 10µ 50V R23 20kΩ 1 C8 10µ 50V R27 1kΩ TEST Q2 MX 3 IC4 IC PST600DMT R54 10kΩ R30 6 2kΩ R38 6 2kΩ R31 ...

Страница 90: ... R023 R053 R033 R034 IC001 C016 C015 Q005 e b c C007 c b e R013 R031 R016 Q004 C012 R060 R059 R058 R014 ZD002 ZD003 C009 C010 C011 Q003 R012 C018 C008 R017 S D G R025 R019 D045 R015 D006 D014 Q006 c b e R018 R021 ZD004 C103 D101 R105 ZD101 T602 5 4 9 8 7 6 10 2 3 1 C105 C106 L101 5V I O IC101 R117 ELECTRONIC CONTROL UNIT CONVERTER UNIT C004 R052 R051 R050 R048 R020 R027 R026 C005 D013 R57 R048 R04...

Страница 91: ... 4W 1 R117 R126 10K C70 1500p c b e e b c 4 1 2 3 4 3 2 PC22 TLP421 BL PC20 TLP421 BL 4 3 1 2 PC19 TLP620 R122 4 7k R123 4 7k c b e Q11 2SC2412K R90 29 4k C133 1000p C122 0 01 C121 0 01 R197 C124 0 01 C125 0 82 50V C132 1000p D32 R93 45 3k R96 6 98k R94 49 9k R98 2 74k R100 17 8k R92 1 8k R91 374k 1 e e e e c c c c b b b b Q13 DTA143XK 10k 4 7k 10k 4 7k R95 100 R86 IC6 IC7 PC393G2 R189 1 4k C136 0...

Страница 92: ...CN202 2 10 CN202 17 CN201 8 CN203 C219 0 047 25V R224 1k R227 1k R220 1k R221 1k R222 1k R223 1k C202 0 047 25V C205 0 047 25V C206 0 047 25V C207 0 047 25V C208 0 047 25V 15 CN201 10 CN201 11 CN201 5 CN203 D210 RB500V 40 C230 3900p c b e R204 100k R205 3k R263 5 6k R206 15k C229 3900p R203 C201 3900p C203 0 047 25V D200 RB500V 40 R226 1k R208 1k C210 0 01 R207 1k R201 1k 14 CN201 10 CN203 R237 20...

Страница 93: ...ADIN54 20 19 18 17 59 58 57 56 P21 P20 LED P14 P15 VC GND DO DI 2 5V VDD2 EEPROM CS P16 P17 EEPROM SI SBO1 GND VSS A52103S46MC MICON 21 25 24 23 22 46 50 49 48 47 55 54 53 52 51 80 79 78 77 76 5 6 8 3 1 4 2 7 R B Vcc CS SK R257 10k R256 10k R258 10k R251 10k R246 10k C216 0 01 C224 0 56 F 6 3V C228 0 047 R255 JX1 R244 10k R245 51k 25V C226 0 56 6 3V C217 0 1 16V C218 0 047 25V C227 0 56 6 3V R254 ...

Страница 94: ... 6 7 8 9 14 13 12 11 10 C66 100 6 3V FC C57 0 047 25V R43 R44 R45 R46 R47 R48 10k x 6 R37 R31 R32 R33 R34 R35 R36 R38 R39 R40 R41 R42 150 x 6 680 x 6C51 C52 C53 C54 C55 C56 1000p x 6 IC3 TC74HCT700AF R186 39 2k R187 332 1 1 3 2 4 1 8 CN HOT VH3 2 CN FW1 XH7 5 4 WAYS VALVE D20 ERA15 06 ZD3 RD24EB2 6 5 4 3 2 1 7 6 5 4 3 2 1 D24 D25 D26 D27 R8501V 40 x 4 1 2 3 4 5 6 7 8 9 16 15 14 13 12 11 10 LED R70...

Страница 95: ... C37 C38 C39 C40 C41 C42 C43 1000p x3 HV1C1 HV1C2 HV1C3 LVIC Q1 P U U V V W W N RED BLUE YELLOW D7 ERA2204 04 R67 82 5 COMPRESSOR C29 0 22 630V MF R23 C26 0 01 C28 470 25V FC C25 470 25V C24 100 25V C21 470 25V FC C22 0 01 C23 0 01 C9 10 50V C10 10 50V 22 24 25 26 16 17 15 18 21 20 19 23 1 14 11 9 10 13 12 5 6 8 7 1 2 4 3 C32 0 047 25V C34 0 047 25V C36 0 047 25V C47 0 047 25V C83 10 50V C80 C81 1...

Страница 96: ...96 ...

Страница 97: ... 120 sec Intake air temp sampling time 2 min 0 sec Self diagnosis display time 10 sec 0 sec Auto mode judgement sampling time 20 sec 0 sec 24 hours Real Timer 1 hour 1 min Heating SSHi fan speed shift 120 min 12 sec Cooling SHi fan speed shift 30 min 3 sec Hot start forced completion 4 min 0 4 sec Auto mode judgement interval 30 min 3 sec After Hot start Deice 2 min 12 sec TIMER TABLE OUTDOOR Test...

Страница 98: ...18 1 REMOTE CONTROL 98 ...

Страница 99: ...18 2 PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD 99 ...

Страница 100: ...18 3 PRINT PATTERN OUTDOOR UNIT PRINTED CIRCUIT BOARD VIEW 100 MAICO Printed in Malaysia ...

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