background image

Troubleshooting 

 

86 

Electrical Control 

b. Open or short circuit of temperature sensor

E2

E3, E4

 

Check the connections 

between temperature 

sensor and PCB. Are 

the connections good?

Correct the connections.

No

Yes

Yes

Replace indoor or outdoor PCB.

Replace the sensor 

Check the resistance value 

of the sensor via Appendix 1

Is it normal?

No

 

 
 

Summary of Contents for Zen On 2014

Page 1: ...Contents i Service Manual 2014 ...

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Page 3: ...Contents i ...

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Page 5: ...Information 1 Part 2 Indoor Units 5 Part 3 Outdoor Units 40 Part 4 Installation 48 Part 5 Electrical Control System 72 The specifications designs and information in this book are subject to change without notice for product improvement ...

Page 6: ......

Page 7: ...General Information General Information 1 Part 1 General Information 1 Model Lists 2 2 External Appearance 3 2 1 Indoor Units 3 2 2 Outdoor Units 3 4 Features 4 ...

Page 8: ...Cooling and heating Super slim 4 way cassette Cooling and heating Ceiling Floor Cooling and heating 1 2 Outdoor Units Universal Outdoor unit Model Compressor type Compressor Brand Matched indoor units Heat Pump KUE 140 HTN6 SCROLL SANYO KPD 140 HN6 KCIS 140 HN6 KPC 140 HN6 KUE 176 HTN6 SCROLL SANYO KPD 140 HN6 KCIS 176 HN6 KPC 176 HN6 ...

Page 9: ...External Appearance General Information 3 2 External Appearance 2 1 Indoor Units Duct Super slim 4 way Cassette Ceiling floor type 2 2 Outdoor Units Double fan outdoor unit ...

Page 10: ...t 3 3 Low operation sound level Well known stable and quiet running fan motor 3 4 Well known compressor 3 5 Compact design Smaller dimension and larger stuffing capacity 3 6 Universal outdoor unit design 3 7 Optional air outlet grille plastic type and wire type Wire type Plastic type Plastic type 3 8 Optional low temperature cooling module 3 9 R410A environment friendly refrigerant ...

Page 11: ...Indoor Units Indoor Units 5 Part 2 Indoor Units Duct Type 6 Super slim Cassette Type 19 Ceiling Floor Type 32 ...

Page 12: ...ype Duct Type 1 Features 7 2 Dimensions 10 3 Service Space 11 3 Wiring Diagrams 12 5 Static Pressure 13 6 Electric Characteristics 14 7 Sound Levels 15 8 Accessories 16 9 The Specification of Power 17 10 Field Wiring 18 ...

Page 13: ...rom rear to the bottom in order to matching the installation condition 1 3 Easy maintenance Clean the filter Optional standard product without filter It is easy to draw out the filter from the indoor unit for cleaning even the filter is installed in rear side or bottom side Replace the motor or centrifugal fan Remove the ventilated panel firstly Remove a half of blower housing and take out the mot...

Page 14: ...n off controller or a central controller to realize remote on off control function or group control function 1 5 Built in drain pump Optional Built in drain pump can lift the water to 750mm upmost It s convenient to install drainage piping under most space condition Motor Blower Housing Ventilated Panel Remote on off ports Central control ports 750mm upmost ...

Page 15: ...oard with a receiver in the E box Move out the display and fix it in other place even in the distance of 10m The unit will realized remoter control The wired controller and the display board can display the error code or production code when the chips detect some failure Display Wired Controller Standard Remote Controller Optional ...

Page 16: ...pe 2 Dimensions Capacity KBtu Outline dimension mm Air outlet o pening size Air return opening size Size of outline dimension mounted plug A B C D E F G H I J K L M 45 60 1200 300 865 800 80 968 40 204 1094 288 45 1240 500 ...

Page 17: ...tion and maintenance The ceiling is horizontal and its structure can endure the weight of the indoor unit The outlet and the inlet are not impeded and the influence of external air is the least The air flow can reach throughout the room The connecting pipe and drainpipe could be extracted out easily There is no direct radiation from heater ...

Page 18: ...Wiring Diagrams 12 Duct Type 4 Wiring Diagrams KPD 140 HN6 KPD 176 HN6 ...

Page 19: ... 2200 1300 48K Mid speed High speed External static pressure Pa 3 Air volume m h 1000 90 80 70 60 50 40 30 20 10 Low speed 1600 1900 2800 3100 120 110 Super high speed 3400 100 3100 2800 1900 1600 Low speed 10 20 30 40 50 60 70 80 90 Pa 1000 Air volume m h 3 External static pressure Pa High speed Mid speed 1300 2200 2500 ...

Page 20: ... Characteristics 14 Duct Type 6 Electric Characteristics Model Indoor Unit Power Supply Hz Voltage Min Max MFA KPD 140 HN6 50 220 240V 198V 254V 16 KPD 176 HN6 50 220 240V 198V 254V 16 Note MFA Max Fuse Amps A ...

Page 21: ...Sound Levels Duct Type 15 7 Sound Levels Suction Discharge Microphone 1 4m Concealed Duct Type Duct Duct Model Noise level dB A H M L KPD 140 HN6 49 45 40 KPD 176 HN6 49 45 40 ...

Page 22: ...cessories Name Shape Quantity Tubing Fittings Soundproof insulation sheath 2 Binding tape 1 Seal sponge 1 Drainpipe Fittings Drain joint 1 Seal ring 1 Wire controller Wire controller 1 others Owner s manual 1 Installation manual 1 ...

Page 23: ...equency and Voltage 220 240V 50Hz POWER WIRING mm 2 3 1 0 Circuit Breaker Fuse A 20 16 OUTDOOR UNIT POWER Phase 3 phase Frequency and Voltage 380 415V 50Hz POWER WIRING mm 2 5 2 5 Circuit Breaker Fuse A 25 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm 2 3 0 2 Indoor Outdoor Connecting Wiring Strong Electric Signal mm 2 ...

Page 24: ...Field Wiring 18 Duct Type 10 Field Wiring KPD 140 HN6 KPD 176 HN6 ...

Page 25: ...uper slim Cassette Type 19 Art Flux Super slim Cassette Type 1 Features 20 2 Dimensions 24 3 Service Space 25 3 Wiring Diagrams 26 5 Electric Characteristics 27 6 Sound Levels 28 7 Accessories 29 8 The Specification of Power 30 9 Field Wiring 31 ...

Page 26: ...sible Auto lifting panel design more convenient to clean and maintain the filter optional Old Cassette New Slim Cassette Reduction 18K 24K 840 230 840 840 205 840 11 30K 840 300 840 840 205 840 32 36K 48K 840 300 840 840 245 840 18 60K 840 300 840 840 287 840 4 1 2 Fresh air intake function Fresh air fulfills air quality more healthy and comfortable Ventilation motor is optional to increase the ef...

Page 27: ...r can be switched on or off by remote controller When pressing the Clean Air button on the remote controller Ionizer will work and the indicator light on display board will shine New air intake I Io on ni iz ze er r g ge en ne er ra at to or r c co on nn ne ec ct to or r V Ve en nt ti il la at ti io on n m mo ot to or r c co on nn ne ec ct to or r ...

Page 28: ... design Reserve external air duct more flexible for the air supply 1 5 Built in draining pump Due to the improvement of structure more convenient to repair or replace the draining pump Built in draining pump to make sure condensed water drain out reliably Draining Pump ...

Page 29: ...long distance on off controller more human control 1 7 Optional touch screen wired controller Touch screen wired controller is optional with error code indication function Better man machine conversation interface Undated structure design 4 way wire layout design no raised part at backside more convenient to place the wires and install the device Alarm lamp Long distance on off controller ...

Page 30: ...Dimensions 24 Art Flux Super slim Cassette Type 2 Dimensions Model A H KCIS 140 HN6 245 275 KCIS 176 HN6 287 317 ...

Page 31: ...Service Space Art Flux Super slim Cassette Type 25 3 Service Space 1000mm 1000mm 1000mm 1000m m ...

Page 32: ...Wiring Diagrams 26 Art Flux Super slim Cassette Type 4 Wiring Diagrams KCIS 140 HN6 KCIS 176 HN6 ...

Page 33: ...ficado en el documento Art Flux Super slim Cassette Type 27 5 Electric Characteristics Model Indoor Unit Power Supply Hz Voltage Min Max MFA KCIS 140 HN6 50 220 240V 198V 254V 16 KCIS 176 HN6 50 220 240V 198V 254V 16 Note MFA Max Fuse Amps A ...

Page 34: ...Sound Levels 28 Art Flux Super slim Cassette Type 6 Sound Levels 1 4m Microphone Model Noise level dB A H M L KCIS 140 HN6 54 49 46 KCIS 176 HN6 55 50 47 ...

Page 35: ...npipe Fittings Out let pipe 1 Out let pipe sheath 1 Out let pipe clasp 1 Remote controller Its Frame Remote controller Its Frame 1 Remote controller holder 1 Mounting screw ST2 9 10 C H 2 Remote controller manual 1 Alkaline dry batteries AM4 2 Others Owner s manual 1 Installation manual 1 Network wires 1 Installation accessory The product you have might not be provided the following accessories Ex...

Page 36: ...se 1 phase Frequency and Voltage 220 240V 50Hz POWER WIRING mm 2 3 1 0 Circuit Breaker Fuse A 20 16 OUTDOOR UNIT POWER Phase 3 phase Frequency and Voltage 380 415V 50Hz POWER WIRING mm 2 5 2 5 Circuit Breaker Fuse A 25 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm 2 3 0 2 Indoor Outdoor Connecting Wiring Strong Electric Signal mm 2 ...

Page 37: ... Error No hay texto con el estilo especificado en el documento Art Flux Super slim Cassette Type 31 9 Field Wiring KCIS 140 HN6 KCIS 176 HN6 ...

Page 38: ... Ceiling Floor Type Ceiling Floor Type 1 Features 33 2 Dimensions 34 3 Service Space 35 3 Wiring Diagrams 36 5 Electric Characteristics 37 6 Sound Levels 37 7 Accessories 38 8 The Specification of Power 38 9 Field Wiring 39 ...

Page 39: ...ng 1 3 Two direction auto swing vertical horizontal and wide angle air flow Air flow directional control minimizes the air resistance and produces wilder air flow to vertical direction The range of horizontal air discharge is widened which secures wider air flow distribution to provide more comfortable air circulation no matter where the unit is set up 1 3 Three level fan speed more humanism desig...

Page 40: ...Dimensions 34 Ceiling Floor Type 2 Dimensions Capacity Btu h A B C D E KPC 140 HN6 1285 675 235 1200 220 KPC 176 HN6 1650 675 235 1565 220 ...

Page 41: ...Service Space Ceiling Floor Type 35 3 Service Space ...

Page 42: ...Wiring Diagrams 36 Ceiling Floor Type 4 Wiring Diagrams KPC 140 HN6 KPC 176 HN6 ...

Page 43: ...ts Power Supply Hz Voltage Min Max MFA KPC 140 HN6 50 220 240V 198V 254V 16 KPC 176 HN6 50 220 240V 198V 254V 16 Remark MFA Max Fuse Amps A 6 Sound Levels Microphone 1m 1m Air outlet side 1 5m 1m Microphone Ceiling Floor Model Noise level dB A H M L KPC 140 HN6 55 52 50 KPC 176 HN6 56 53 51 ...

Page 44: ...e controller manual 1 8 The Specification of Power Model KPC 140 HN6 KPC 176 HN6 INDOOR UNIT POWER Phase 1 phase Frequency and Voltage 220 240V 50Hz POWER WIRING mm 2 3 1 0 Circuit Breaker Fuse A 20 16 OUTDOOR UNIT POWER Phase 3 phase Frequency and Voltage 380 415V 50Hz POWER WIRING mm 2 5 2 5 Circuit Breaker Fuse A 25 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm 2 3 0 2 Indoor Outd...

Page 45: ...Field Wiring Ceiling Floor Type 39 9 Field Wiring KPC 140 HN6 KPC 176 HN6 ...

Page 46: ...Outdoor Units 40 Outdoor Units Part 3 Outdoor Units 1 Dimensions 41 2 Service Space 42 3 Piping Diagrams 43 3 Wiring Diagrams 44 5 Electric Characteristics 45 6 Operation Limits 46 7 Sound Levels 47 ...

Page 47: ...Dimensions Outdoor Units 41 1 Dimensions Model Unit mm A B C D E F H KUE 140 HTN6 938 633 5 404 448 370 392 1369 KUE 176 HTN6 ...

Page 48: ...Service Space 42 Outdoor Units 2 Service Space More than 60cm More than 30cm More than 60cm More than 200cm Air inlet Air inlet More than 30cm Air outlet Wall or obstacle Maintain channel ...

Page 49: ...NGE EVAPORATOR HEAT EXCHANGE CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor T3 Condenser temp sensor Accumulator High pressure switch T4 Ambient temp sensor Low pressure switch INDOOR OUTDOOR CHECK VALVE Heating Model only CAPILIARY TUBE ...

Page 50: ...Wiring Diagrams 44 Outdoor Units 4 Wiring Diagrams KUE 140 HTN6 KUE 176 HTN6 ...

Page 51: ...Electric Characteristics Outdoor Units 45 5 Electric Characteristics Model Outdoor Unit Hz Voltage Min Max KUE 140 HTN6 50 380 415V 342V 435V KUE 176 HTN6 50 380 415V 342V 435V ...

Page 52: ...door temperature 18 43 7 24 7 43 For the models with low temperature cooling system 10 15 25 30 35 20 15 20 25 30 35 40 45 Indoor temperature WB Outdoor temperature DB STD Cooling 43 17 32 10 5 0 5 10 18 7 With Low Ambient Cooling System 10 15 25 30 20 15 20 25 Indoor temperature WB Outdoor temperature DB Heating 10 5 0 5 10 24 7 0 5 STD ...

Page 53: ...Sound Levels Outdoor Units 47 7 Sound Levels Microphone Outdoor Unit H 1 0m Note H 0 5 height of outdoor unit Model Noise level dB A KUE 140 HTN6 62 KUE 176 HTN6 63 ...

Page 54: ...oor unit installation 51 3 Outdoor unit installation Side Discharge Unit 61 5 Refrigerant pipe installation 62 6 Drainage pipe installation 63 7 Vacuum Drying and Leakage Checking 67 8 Additional refrigerant charge 68 9 Engineering of insulation 69 10 Engineering of electrical wiring 70 11 Test operation 70 ...

Page 55: ...ing connection and electric safety checking Test operation Refrigerant pipe installation and insulation Drainage pipe installation and insulation Indoor unit installation location selection Outdoor unit installation location selection Indoor unit installation Outdoor unit installation Refrigerant pipe installation and insulation Drainage pipe installation and insulation ...

Page 56: ...on The place shall easily support the outdoor unit s weight Locate the outdoor unit as close to indoor unit as possible The piping length and height drop can not exceed the allowable value The place where the noise vibration and outlet air do not disturb the neighbors There is enough room for installation and maintenance The air outlet and the air inlet are not impeded and not face the strong wind...

Page 57: ...olt pitch Capacity KBtu Size of outline dimension mounted plug L M 45 60 1240 500 3 1 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings ...

Page 58: ... hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 3 1 5 Install the air filter Insert the air filter through the filter slot and fix it with 2 screws 3 1 6 Install the air duct Please design the air duct as below recommended picture ...

Page 59: ...seal sponge as per the indicating place in the following fig and then change the mounting positions of air return panel and air return flange When install the filter mesh please plug it into flange inclined from air return opening and then push up The installation has finish upon filter mesh which fixing blocks have been insert to the flange positional holes ...

Page 60: ...10A and R22 Cooling Cooling Heating KCIS 176 HN6 287 317 R410A and R22 Cooling Cooling Heating 3 3 2 Bolt pitch 3 3 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings ...

Page 61: ...of the body Use a leveling instrument to make sure the levelness of the main body is within 1 Adjust the position to ensure the gaps between the body and the four sides of ceiling are even The body s lower part should sink into the ceiling for 10 12 mm In general L is half of the screw length of the installation hook Locate the air conditioner firmly by wrenching the nuts after having adjusted the...

Page 62: ...tion 3 3 5 Install the panel Remove the grille Remove the 4 corner covers Hang the panel to the hooks on the mainbody If the panel is with auto lift grille please watch the ropes lifing the grille DO NOT make the ropes enwinded or blocked ...

Page 63: ...n the ceiling to avoid condensate water Hang the air in grill to the panel then connect the lead terminator of the swing motor and that of the control box with corresponding terminators on the body respectively Install the 4 corner covers back Note The panel shall be installed after the wiring connected ...

Page 64: ...ion 58 Installation 3 4 Ceiling floor indoor unit installation 3 4 1 Service space for indoor unit 3 4 2 Bolt pitch Ceiling installation Capacity Btu h D E KPC 140 HN6 1200 220 KPC 176 HN6 1565 220 Wall mounted installation ...

Page 65: ... in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Wall mounted installation Install the tapping screws onto the wall Refer to picture below 3 4 4 Install the main body Ceiling installation The only installation method for the unit with drain pump Remove the side board and the grille ...

Page 66: ... bolt Prepare the mounting bolts on the unit Put the side panels and grilles back Wall mounted installation Hang the indoor unit by insert the tapping screws into the hanging arms on the main unit The bottom of body can touch with floor or suspended but the body must install vertically ...

Page 67: ...Insulation Work Installation 61 4 Outdoor unit installation Side Discharge Unit 4 1 Service space for outdoor unit 4 2 Bolt pitch Model B C D KUE 140 HTN6 633 5 404 448 KUE 176 HTN6 633 5 404 448 ...

Page 68: ...length and height drop Considering the allowable pipe length and height drop to decide the installation position Make sure the distance and height drop between indoor and outdoor unit not exceeded the date in the following table Model Max Length Max Elevation 45 000Btu h 60 000Btu h 50m 25m 5 2 The procedure of connecting pipes 5 2 1 Choose the pipe size according to the specification table 5 2 2 ...

Page 69: ...ot be exceed 1 5m 5 2 13 Connect the pipe to indoor unit and outdoor unit by using two spanners Be sure to use two spanners and proper torque to fasten the nut too large torque will damage the bell mouthing and too small torque may cause leakage Refer the following table for different pipe connection Pipe Diameter Torque Sketch map kgf cm N cm 1 4 6 35 144 176 1420 1720 3 8 9 52 333 407 3270 3990 ...

Page 70: ...VC50 40 247 175 PVC63 51 473 334 Attention Adopt PVC40 or bigger pipe to be the main pipe For Vertical drainage pipe The following table is for reference PVC pipe Reference value of inner diameter of pipe mm Allowable maximum water flow rate l h Remark PVC25 20 220 For branch pipe PVC32 25 410 PVC40 31 730 Could be used for confluence pipe PVC50 40 1440 PVC63 51 2760 PVC75 67 5710 PVC90 77 8280 At...

Page 71: ... pipe can not be adjusted 6 2 6 Water storage pipe setting If the indoor unit has high extra static pressure and without water pump to elevate the condensate water such as high extra static pressure duct unit the water storage pipe should be set to avoid converse flow or blow water phenomena Indoor unit More than 50mm More than 25mm Plug Water storage pipe 6 2 7 Lifting pipe setting of indoor unit...

Page 72: ... unit 6 2 9 The end of drainage pipe shall not contact with ground directly 6 3 Drainage test 6 3 1 Water leakage test After finishing the construction of drainage pipe system fill the pipe with water and keep it for 24 hours to check whether there is leakage at joint section 6 3 2 Water discharge test 1 Natural drainage mode the indoor unit with outdoor drainage pump Infuse above 600ml water thro...

Page 73: ...of unit When this situation happens the normal startup only can be recovered by turning down power supply and eliminating accumulated water Note Drain plug at the main water containing plate is used for eliminating accumulated water in water containing plate when maintaining air conditioner fault During normal operation the plug shall be filled in to prevent leakage 6 4 Insulation work of drainage...

Page 74: ... formation of condensate water 3 Vacuum drying again for half an hour If the pressure reached 755mmHg start to pressure leakage test If it cannot reached the value repeat vacuum damage and vacuum drying again for 1 hour 4 Leakage test After the vacuum degree reaches 755mmHg stop vacuum drying and keep the pressure for 1 hour If the indicator of vacuum gauge does not go up it is qualified If going ...

Page 75: ... insulation materials The thickness of insulation layer shall be above 10mm If in hot or wet environment place the layer of insulation should be thicker accordingly 9 1 4 Installation highlights of insulation construction Gas pipe and liquid pipe shall be insulated separately if the gas pipe and liquid pipe were insulated together it will decrease the performance of air conditioner Liquid pipe Ins...

Page 76: ...ire When power wire is parallel with signal wire put wires to their own wire tube and remain at least 300mm gap According to table in indoor part named the specification of the power to choose the wiring make sure the selected wiring not small than the date showing in the table Select different colors for different wire according to relevant regulations Do not use metal wire tube at the place with...

Page 77: ...ether the air flow louver moves normally Whether the room temperature is adjusted well Whether the indicator lights normally Whether the temporary buttons works well Whether the drainage is normal Whether there is vibration or abnormal noise during operation Outdoor unit Whether there is vibration or abnormal noise during operation Whether the generated wind noise or condensed of by the air condit...

Page 78: ...Electrical Control 72 Electrical Control Part 5 Electrical Control System 1 Electrical Control Function 73 2 Troubleshooting 82 3 Controller 97 ...

Page 79: ...e check function If the phase sequence is detected wrong or lack of 1 or 2 phase the unit won t start and there is error code displayed on outdoor PCB 1 2 4 Over current protection When compressor is running if the current is over twice of the rated for 3 seconds the compressor will stop and an error code will be displayed on the outdoor PCB If the current becomes normal the indoor sends signal to...

Page 80: ...ame as in cooling mode 5 Auto fan 27 T1 26 High Low 24 Medium 1 3 2 Cooling Mode 1 3 2 1 Compressor running rules Once the compressor starts up it will follow the below rules When indoor room temp T1 is lower than Ts the compressor and outdoor fan will shut off When T1 is higher than Ts 1 the compressor and outdoor fan will start up Ts 1 T1 Ts On Off 1 3 2 2 Outdoor fan running rules For double fa...

Page 81: ...the evaporator coil temp T2 keeps lower than TE5 for Time0 the compressor and outdoor fan will shut off When T2 is higher than TE6 the compressor and outdoor fan will restart up For Ceiling Floor super slim cassette type AC will enter T2 protection if any of the following conditions is satisfied Condition 1 TE6 T2 On Off TE5 When the evaporator coil temp T2 keeps lower than TE5 for 30 minutes the ...

Page 82: ... outdoor fan will restart up Condition 3 TE6 T2 On Off TE5 4 When the evaporator coil temp T2 keeps lower than TE5 4 for 8 minutes the compressor and outdoor fan will shut off When T2 is higher than TE6 the compressor and outdoor fan will restart up 1 3 2 5 Condenser high temperature T3 protection For Duct super slim cassette type T3 TE12 Off On TE13 When T3 TE12 for Time1 the compressor will shut...

Page 83: ...s running HEATFTIM minutes then it will follow the below rules When indoor room temp T1 is higher than Tgap0 the compressor and outdoor fan will shut off When T1 is lower than Tgap0 1 the compressor and outdoor fan will start up Tgap0 T1 TS On Off Tgap0 1 For Ceiling Floor Tgap0 setting temperature compensation 1 3 3 2 Outdoor fan running rules Fan below The outdoor fan runs all the time Fan above...

Page 84: ...e if any of the following items is satisfied A T3 TE19 and the compressor keeps running over 45 minutes Meanwhile T3 TE17 for 3minutes B After the last defrosting the time that the outdoor fan is off but the compressor is on in high T2 protection cumulates up to 90 minutes Condition of ending defrosting If any one of the following items is satisfied the defrosting will terminate and the machine wi...

Page 85: ...re can be changed between 17 30 In auto mode the machine will choose cooling heating or fan only mode according to T T T1 Ts Setting defrosting time 45S 45S Compressor 4 way valve 40S 40S Outdoor fan Indoor fan 10S Compressor off Outdoor fan off TE9 Compressor on Outdoor fan off TE8 TE10 Compressor on Outdoor fan on TE11 TE7 TE8 TE9 Compressor off Outdoor fan off Compressor and Outdoor fan off Com...

Page 86: ...ng mode 1 3 6 Timer function 1 3 6 1 Timing range is 24 hours 1 3 6 2 Timer on The machine will turn on automatically when reaching the setting time 1 3 6 3 Timer off The machine will turn off automatically when reaching the setting time 1 3 6 4 Timer on off The machine will turn on automatically when reaching the setting on time and then turn off automatically when reaching the setting off time 1...

Page 87: ... The unit will resume the previous operation setting not including Swing function automatically after 3 minutes when power returns 1 3 9 Drain pump control For duct cassete 1 3 9 1 Water level check The water lever will be checked every 5 seconds if the feedback signal is abnormal it will be considered as drain water full by the control system 1 3 9 2 Drain pump control If there is no water full e...

Page 88: ...porary button Operation lamp Timer indicator Infrared signal receiver Alarm indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type MANUAL Display digital tube 2 1 2 Icon explanation on indoor display board Super slim 4 way cassette 2 1 4 Display board of auto lifting panel of 4 way cassette 2 1 5 Icon explanation on indoor display board Ceiling Floor ...

Page 89: ...ure X Ed O on X off flash at 5Hz For Super slim 4 way Cassette NO Malfunction Running lamp Timer lamp Defrosting lamp Alarm lamp Display digital tube 1 Communication malfunction between indoor and outdoor units X X E1 2 Open or short circuit of T1 temperature sensor X X X E2 3 Open or short circuit of T2 temperature sensor X X X E3 4 Open or short circuit of T3 temperature sensor X X X E4 5 Outdoo...

Page 90: ...of low pressure X LEDs for the indication of outdoor trouble Type Contents LED2 Green LED3 Yellow LED4 Red Normal Normal running O X X Normal Normal standby X O X Trouble Phase sequence error X X Trouble Lack of phase X X Trouble Open circuit and short circuit trouble of T3 X X O Trouble Open circuit and short circuit trouble of T4 X X Trouble Temperature protection of compressor discharge O X O T...

Page 91: ...Troubleshooting Electrical Control 85 2 3 Solving steps for typical malfunction 1 For indoor unit a Communication malfunction between indoor and outdoor units E1 ...

Page 92: ... temperature sensor E2 E3 E4 Check the connections between temperature sensor and PCB Are the connections good Correct the connections No Yes Yes Replace indoor or outdoor PCB Replace the sensor Check the resistance value of the sensor via Appendix 1 Is it normal No ...

Page 93: ... Check whether the power is on Replace outdoor main board Yes Whether the outdoor unit is power on Check whether the communication wire between the indoor and outdoor unit is connected correctly Yes Connect the wiring well or replace the communication wire No Replace the indoor PCB Trouble is solved check if the errors happen again Yes No Outdoor unit malfunction ...

Page 94: ...OM well Replace the indoor PCB Shut off the power supply and turn it on 5 seconds later Is it still displaying the error code e Full water malfunction E8 If the water level switch is inserted well No Insert the water level switch well If the water level switch is broken Yes Replace the water level switch If the water pump is normal No Replace the water pump Yes No Yes Check PCB board or replace th...

Page 95: ...Troubleshooting Electrical Control 89 f Indoor fan speed has been out of control Eb ...

Page 96: ... 2 3 Black 4 White 5 Yellow 6 Blue Index2 1 DC fan motor control chip is inside fan motor Power on and when the unit is in standby measure the voltage of pin1 pin3 pin4 pin3 in fan motor connector If the value of the voltage is not in the range showing in below table the PCB must have problems and need to be replaced DC motor voltage input and output NO Color Signal Voltage 1 Red Vs Vm 140 380V 2 ...

Page 97: ...Troubleshooting Electrical Control 91 For the super slim cassette with up down panel a Communication error between indoor unit and up down panel b Up down panel is defective ...

Page 98: ...Troubleshooting 92 Electrical Control c Up down panel is not closed ...

Page 99: ...er supply and terminal is the voltage in outdoor terminal is 3 phase 380 415V Outdoor PCB is defective Yes Yes 2 For the outdoor unit a Phase sequence error b Lack of phase Phase sequence error Change the order of two of the wires to power supply Switch on the unit again If the problem cannot be solved the outdoor PCB is defective ...

Page 100: ...ctive switch K2 close Yes Yes Yes Possible reason 1 The wires is loose to K2 2 Air or other gas in the refrigerant 3 Heat exchanger is dirty 4 Outdoor motor or fan blade is defective 5 Outdoor unit is in bad ventilation 6 Refrigerant is too much 7 K2 switch is defective c Overload of current d Protection of pressure or temp Overload of current Check the current normally Is the current in rated ran...

Page 101: ...tection of condenser Check the resistance of the temp sensor according to Appendix 1 is it normal Possible reason 1 Air or other gas in the refrigerant 2 Heat exchanger is dirty 3 Outdoor fan or fan blade is defective 4 Outdoor unit is bad ventilation 5 Refrigerant is leakage Replace the sensor No Yes ...

Page 102: ...3059 76 1 34105 116 0 40060 3 41 5878 37 5 87359 77 1 29078 117 0 38991 2 39 8239 38 5 62961 78 1 25423 118 0 37956 1 37 1988 39 5 39689 79 1 21330 119 0 36954 0 35 2024 40 5 17519 80 1 17393 120 0 35982 1 33 3269 41 3 96392 81 1 13604 121 0 35042 2 31 5635 42 3 76253 82 1 09958 122 0 3413 3 29 9058 43 3 57050 83 1 06448 123 0 33246 4 28 3459 44 3 38736 84 1 03069 124 0 32390 5 26 8778 45 3 21263 ...

Page 103: ...Controller Electrical Control 97 3 Controller 3 1 KI 01 Wireless Remote Controller Optional ...

Page 104: ... better cooling and heating effect deflector will not turn to the degree which is the state of deflector when the unit is turned off Only available when remote controller is used with corresponding unit Wind Vert Swing Activate or turn off wind vertical swing function Only available when remote controller is used with corresponding unit Wind Horiz Swing Activate or turn off wind horizontal swing f...

Page 105: ... are used to adjust the figure Setting or modification is effective only by pressing OK button to make confirmation Lock The icon will be lightened or off when pressing LOCK In locked state all the buttons are ineffective except button LOCK Time ON OFF In the state of time ON icon ON will be lightened which is the same to the state of time OFF Setting timer ON and OFF simultaneously both icons ON ...

Page 106: ...IME ON operation 1 Press TIMER ON icon SET HOUR and ON are lightened 2 Press TIMER ON again and adjust the time 3 Keep pressing this button the time will increase by 0 5 hour When the set time exceeds 10 hours pressing the button will increase the time by 1 hour 4 0 5s after setting remote controller will send TIME ON command to the unit TIME OFF operation 1 Press TIME OFF icon SET HOUR and OFF ar...

Page 107: ...is installation manual Improper installation may lead to electric shock or fire Reinstallation must be performed by professionals Improper installation may lead to electric shock or fire Do not uninstall the unit randomly Random uninstalling may lead to abnormal operation heating or fire of the air condition NOTE Do not install the unit in a place vulnerable to leakage of flammable gases Once flam...

Page 108: ...lation method of wire controller Please refer to the wiring diagram of this installation manual to wire the wire controller with indoor unit 3 The Shielded wire of the wire controller must be grounded reliable 4 After finishing the wire controller connection do not employ a tramegger to detect the insulation 2 The wire controller working in low voltage loop circuit Avoid to directly contact the ca...

Page 109: ...ce And then reinstall the bottom cover to centralized controller See fig 3 5 2 Please connect the other side of signal received panel with the wall pre bedded 5 core cable reliability 3 Connect the wire control leads from wire controller with the wall pre bedded 5 core cable reliability See Fig 3 3 4 Take off the screws in the bottom cover of centralized controller by slotted head screw driver See...

Page 110: ...y cassettes indoor unit 2 Wiring diagram of wire controller connects with ceiling and duct type indoor unit 3 2 5 Specification 3 2 6 General function Main functions of this wire controller as follows Connect with indoor unit via the five ports of A B C D E Set operation mode via buttons control Provided with LCD display function Provided with timing function ...

Page 111: ...g figure indicates AUTO COOL DRY HEAT FAN ON OFF Button When in off state press this button the indicator is on the wire controller enter into on state and send setting information to indoor PCB When in on state press this button the indicator is offhand send instruction If timer on or timer off has been set it cancel this setting then send instruction to stop the machine Adjust Button Press this ...

Page 112: ... will circle as follow This button is unavailable when in the mode of AUTO or DRY TIMER Button Press this button the Timing will turn on Set Timing ON time by and The clock will increase and decrease once every 10 minutes long pressing the keys it will increase decrease once 10 minutes 0 2 seconds SWING Button In the unit ON status press this key at the first time the Swing type air supply mode to...

Page 113: ...t on indoor unit flashes 1 Press MODE to select AUTO 2 Adjust temp via and Generally the range is 17 30 3 Press ON OFF and running indicator light on indoor unit is lightened Air conditioner will work on AUTO mode and fan speed is AUTO which is non adjustable Press the ON OFF button again to stop the unit operation NOTE In the AUTO mode the air conditioner can logically choose the mode of COOL FAN...

Page 114: ...n will not show Button pressing base on this circulating logic 4 1 Set the Timing ON time only 1 Press the TIMER button the LCD in the wire controller will show TIME ON at the same time the time zone will display the last setting time which flash at the frequency of 1Hz the wire control enters to Timing ON status 2 By using and to set the desired Timing ON time In case originally provide with timi...

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