Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Kaysun KAY-26 DN7
Summary of Contents for Kaysun KAY-26 DN7
- Page 1 PRODIGY 3D Inverter Technical Manual...
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Page 2: Table Of Contents
PRODIGY Technical Manual CONTENTS 1. Precaution ..............................3 1.1 Safety Precaution .......................... 3 1.2 Warning ............................3 2. Function and specifications ........................5 3. Dimension ..............................10 3.1 Indoor Unit ........................... 10 3.2 Outdoor Unit ..........................14 4 .Refrigerant Cycle Diagram ........................18 5 .Installation Details ............................. -
Page 3: Precaution
PRODIGY Technical Manual Be sure the installation area does not deteriorate with age. 1. Precaution If the base collapses, the air conditioner could fall with it, causing property damage, product failure, and personal 1.1 Safety Precaution injury. To prevent injury to the user or other people and ... - Page 4 PRODIGY Technical Manual When product soaked, contact consumer conditioner, precision authorized service center. refrigerant system. There is risk of fire or electric shock. There is risk of damage or loss of property. Be caution that water could not enter the product. ...
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Page 5: Function And Specifications
PRODIGY Technical Manual 2. Function and specifications Model Names of Indoor/Outdoor Units Capacity Indoor units Outdoor units KAY-26 DN7 KAE-26 DN7 3D inverter KAY-35 DN7 KAE-35 DN7 KAY-52 DN7 KAE-52 DN7 KAY-71 DN7 KAE-71 DN7... -
Page 6: Specifications
PRODIGY Technical Manual Specifications Indoor KAY-26 DN7 KAY-35 DN7 Outdoor KAE-26 DN7 KAE-35 DN7 Power supply Ph-V-Hz 220-240V~ 50Hz, 1Ph 220-240V~ 50Hz, 1Ph Rated Cooling Capacity Btu/h 9000(4000-11300) 12000(4300-15200) Cooling Power input 816(100-1270) 1153(110-1720) Cooling Current 3.5(0.4-5.5) 5.0(0.5-7.5) Rated Heating... - Page 7 PRODIGY Technical Manual pitch(b) c.Fin spacing d.Fin type (code) Hydrophilic aluminium Hydrophilic aluminium Φ6,innergroove tube Φ7,innergroove tube e.Tube outside dia.and type f.Coil length x height x width 510x84x13.37+510x189x26.74 598x84x13.37+598x189x26.74 g.Number of circuits Indoor air flow (Hi/Mi/Lo) m3/h 472/360/254 563/497/224 Indoor sound pressure level (Hi/Mi/Lo/Silent) dB(A) 40/35/28/20 41/40/33/22...
- Page 8 PRODIGY Technical Manual Indoor KAY-52 DN7 KAY-71 DN7 Outdoor KAE-52 DN7 KAE-71 DN7 Power supply Ph-V-Hz 220-240V~ 50Hz, 1Ph 220-240V~ 50Hz, 1Ph Rated Cooling Capacity Btu/h 18000(6500-20900) 24000(9100-26900) Cooling Power input 1633(150-2350) 2306(230-3030) Cooling Current 7.1(0.7-10.2) 10.0(1.0-13.2) Rated Heating Capacity Btu/h 19000(4870-23000) 26000(7100-31200)
- Page 9 PRODIGY Technical Manual Φ7, innergroove tube Φ7, innergroove tube e.Tube outside dia.and type f.Coil length x height x width 750x294x26.74 820x315x26.74 g.Number of circuits Indoor air flow (Hi/Mi/Lo) m3/h 870/730/500 1176/921/446 Indoor sound pressure level (Hi/Mi/Lo/Silent) dB(A) 45/43/34/26 47/45/35/28 Indoor sound power level (Hi) dB(A) Dimension(W*D*H) 964x222x325...
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Page 10: Dimension
PRODIGY Technical Manual 3. Dimensions 3.1 Indoor Unit Model KAY-26 DN7 KAY-35 DN7 KAY-52 DN7 1106 KAY-71 DN7... - Page 11 PRODIGY Technical Manual For KAY-26 DN7,...
- Page 12 PRODIGY Technical Manual For KAY-35 DN7, For KAY-52 DN7,...
- Page 13 PRODIGY Technical Manual For KAY-71 DN7,...
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Page 14: Outdoor Unit
PRODIGY Technical Manual 3.2 Outdoor Unit... - Page 15 PRODIGY Technical Manual For KAE-26 DN7,...
- Page 16 PRODIGY Technical Manual For KAE-35 DN7, KAE-52 DN7，...
- Page 17 PRODIGY Technical Manual For KAE-71 DN7,...
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Page 18: Refrigerant Cycle Diagram
PRODIGY Technical Manual 4 .Refrigerant Cycle Diagram INDOOR OUTDOOR CHECK VALVE LIQUID SIDE (Heating Model only) 2-WAY VALVE CAPILIARY TUBE HEAT HEAT EXCHANGE EXCHANGE (EVAPORATOR) (CONDENSER) T1 Room temp. sensor T2 Evaporator temp. sensor GAS SIDE 4-WAY VALVE 3-WAY VALVE ACCUMULATOR COOLING COMPRESSOR... -
Page 19: Installation Details
PRODIGY Technical Manual 5 .Installation Details 5.1 Wrench torque sheet for installation Outside diameter Torque Additional tightening torque inch N.cm N.cm Ф6.35 1500(153kgf.cm) 1600(163kgf.cm) Ф9.52 2500(255kgf.cm) 2600(265kgf.cm) Ф12.7 3500(357kgf.cm) 3600(367kgf.cm) Ф15.9 4500(459kgf.cm) 4700(479kgf.cm) Ф19 6500(663kgf.cm) 6700(683kgf.cm) 5.2 Connecting the cables The power cord of connect should be selected according to the following specifications sheet. -
Page 20: Pipe Length And The Elevation
Pipe size Model length Elevation Length refrigerant Liquid B (m) A (m) (g/m) 3/8‟‟ 1/4‟‟ KAY-26 DN7 + KAE-26 DN7 (Ф6.35) (Ф9.52) 3/8‟‟ 1/4‟‟ KAY-35 DN7 + KAE-35 DN7 (Ф6.35) (Ф9.52) 1/4‟‟ 1/2‟‟ KAY-52 DN7 + KAE-52 DN7 (Ф12.7) (Ф6.35) 3/8‟‟... -
Page 21: Installation For The First Time
PRODIGY Technical Manual 5.4 Installation for the first time Air and moisture in the refrigerant system have undesirable effects as below: ● Pressure in the system rises. ● Operating current rises. ● Cooling or heating efficiency drops. ● Moisture in the refrigerant circuit may freeze and block capillary tubing. ●... - Page 22 PRODIGY Technical Manual 2. Air purging by refrigerant Procedure: 1). Confirm that both the 2-way and 3-way valves are set to the closed position. 2). Connect the charge set and a charging cylinder to the service port of the 3-way valve. 3).
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Page 23: Adding The Refrigerant After Running The System For Many Years
PRODIGY Technical Manual the cylinder. If the refrigerant is R410A, make the cylinder bottom up to ensure the liquid charge. 2). Purge the air from the charge hose. Open the valve at the bottom of the cylinder and press the check valve on the charge set to purge the air (be careful of the liquid refrigerant). -
Page 24: Re-Installation While The Indoor Unit Need To Be Repaired
PRODIGY Technical Manual 5.6 Re-installation while the indoor unit need to be repaired 1. Collecting the refrigerant into the outdoor unit Procedure 1). Confirm that both the 2-way and 3-way valves are set to the opened position Remove the valve stem caps and confirm that the valve stems are in the opened position. Be sure to use a hexagonal wrench to operate the valve stems. -
Page 25: Re-Installation While The Outdoor Unit Need To Be Repaired
PRODIGY Technical Manual Open the valves on the charging cylinder and the charge set. Purge the air by loosening the flare nut on the 2-way valve approximately 45‟ for 3 seconds then closing it for 1 minute; repeat 3 times. After purging the air, use a torque wrench to tighten the flare nut on the 2-way valve. - Page 26 PRODIGY Technical Manual 2. Refrigerant charging Procedure: 1). Connect the charge hose to the charging cylinder, open the 2-way valve and the 3-way valve Connect the charge hose which you disconnected from the vacuum pump to the valve at the bottom of the cylinder.
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Page 27: Disassemble Guide
PRODIGY Technical Manual 6. Disassemble Guide 6.1 How to Remove the filter Step1: Put your hands at A and B, lift the filter a little to loosen the fastener Step2: Pull the filter gently along the horizontal direction. Step3: Pull out the filter. 6.2 How to Remove the horizontal louver Step1: Open the horizontal louver ,push the locker... - Page 28 PRODIGY Technical Manual How to hold the indoor for piping connection Step1: Open the screw caps A and B, remove the two screws. Step2: Open the panel assembly, move the slider to fix the panel. Step3: Press the locker A and B, to lose the indoor from the installation plate Step4: Unfold the supporter of Installation plate, then...
- Page 29 PRODIGY Technical Manual 6.4 How to Remove the panel assembly Step1: Open the screw caps A and B, remove the two screws. Step2: Open the panel assembly, loosen the display board connector. Step3: Pull the panel assembly along the direction indicated in right image to remove it.
- Page 30 PRODIGY Technical Manual 6.5 How to Remove the PCB Step1: Press A to remove the terminal cover. Step2: Remove screw B to remove the cover of the electronic control box . Step3: Then you can remove the PCB. Note: It is not necessary to remove the panel to remove the PCB.
- Page 31 PRODIGY Technical Manual 6.7 How to Remove the Chassis assembly CAUTION: Because the 24K indoor unit is relatively large and heavy, it must have two persons to implement the following steps. Step1: Remove the left and right pipe cover. Step2: Remove the 5 screws A,B,C,D,E remove support part F and G.
- Page 32 PRODIGY Technical Manual Remove Evaporator assembly CAUTION: Because the 24K indoor unit is relatively large and heavy, it must have two persons to implement the following steps. Step1: Remove the Electric control box. Step2: Remove the Chassis assembly Step3: Unfold the Pipe clamp board C, remove screw A and B.
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Page 33: Operation Characteristics
PRODIGY Technical Manual 7. Operation Characteristics Mode Cooling operation Heating operation Drying operation Temperature Room temperature 17℃~32℃ 0℃~30℃ 10℃~32℃ (62℉~90℉) (32℉~86℉) (50℉~90℉) Outdoor temperature 0℃~50℃ -15℃~30℃ 0℃~50℃ (32℉~122℉) (5℉~86℉) (32℉~122℉) -15℃~50℃ (5℉~122℉) (For the models with low temperature cooling system) CAUTION: 1. -
Page 34: Electronic Function
PRODIGY Technical Manual 8. Electronic function 8.1 Abbreviation T1: Indoor room temperature T2: Coil temperature of evaporator T3: Coil temperature of condenser T4: Outdoor ambient temperature T5: Compressor discharge temperature 8.2 Display function 8.2.1 Icon explanation on indoor display board. Digital display: Displays the temperature settings when the air conditioner is operational. -
Page 35: Main Protection
PRODIGY Technical Manual In one second interval. WIFI control display(optional) Displays when the WIFI control feature is activated. (Not available when the unit does not have this function) NOTE: A guide on using the infrared remote is not included in this literature package. 8.3 Main Protection 8.3.1 Three minutes delay at restart for compressor Less than 1 minute delay for the 1... -
Page 36: Operation Modes And Functions
PRODIGY Technical Manual 8.4 Operation Modes and Functions 8.4.1 Fan mode ( 1) Outdoor fan and compressor stop. (2) Temperature setting function is disabled, and no setting temperature is displayed. (3) Indoor fan can be set to high/med/low/auto. (4) The louver operates same as in cooling mode. (5) Auto fan: 8.4.2 Cooling Mode 8.4.2.1 Compressor running rules... - Page 37 PRODIGY Technical Manual Setting fan T1-Td ℃(°F) Actual fan speed speed H+(H+=H+G) H（=H） H-（H-=H-G) M+(M+=M+Z) M(M=M) M-(M-=M-Z) L+(L+=L+D) L(L=L) L-(L-=L-D) The auto fan acts as below rules: 8.4.2.4 Condenser temperature protection Decrease Hold Resume When condenser temperature temp. is more than setting value, the compressor will stop. 8.4.2.5 Evaporator temperature protection When Evaporator temperature temp.is less than setting value, the compressor will stop.
- Page 38 PRODIGY Technical Manual 8.4.3.2 Outdoor fan running rules The outdoor unit will be run at different fan speed according to T4. For different outdoor units, the fan speeds are different 8.4.3.3 Indoor fan running rules When the compressor is on, the indoor fan can be set to high/med/low/auto/mute. When indoor unit coil temp.
- Page 39 PRODIGY Technical Manual 8.4.3.4Defrosting mode AC will enter the defrosting mode according to the value of temp. of T3 and the value range of temp. change of T3 and also the compressor running time. During the defrosting mode, the compressor keep running, indoor and outdoor motor will stop, defrost lamp of the indoor unit will be lighted “...
- Page 40 PRODIGY Technical Manual 8.4.5 Drying mode Indoor fan speed is fixed at breeze and can‟t be changed. The louver angle is the same as in cooling mode. All protections are active and the same as that in cooling mode. 8.4.6 Forced operation function Forced cooling mode: The compressor and outdoor fan keep running and the indoor fan runs at low speed.
- Page 41 PRODIGY Technical Manual 8.4.11Self clean(optional) For heat pump models which are provided with this function, after running in cooling or drying mode, if the user press “Self Clean” button on remote controller, firstly, indoor unit runs in fan only mode for a while, then low heat operation and finally runs in fan only again.
- Page 42 PRODIGY Technical Manual When the AC enter the “information enquiry” status, it will display the code name in 2 seconds, the details are as follows. Enquiry information Displaying code Meaning T1 temp. T2 temp. T3 temp. T4 temp. T2B temp. TP temp.
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Page 43: Multi-Function Board Instruction (This Multi-Function Board Is Optional)
PRODIGY Technical Manual When the AC enters into the information enquiry status, it will display the code value in the next 25s the details are as follows. Enquiry information Display Meaning Remark value T1,T2,T3,T4, -1F,-1E,-1d,- -25,-24,-23,-22,-21,-20 1. All the displaying temperature is actual value. T2B,TP,TH, 1c,-1b,-1A 2. - Page 44 PRODIGY Technical Manual The multi-function board has two versions, one for Non-polar wired controller, the other one for 4-cored wired controller or central controller. 8.5.2. CP remote on-off 8.5.2.1 For CP command, closed indicate the remote on-off control signal OFF, Disconnected indicate the remote on-off control signal ON.
- Page 45 PRODIGY Technical Manual 8.5.4.3 The network address is useless for 4-cored wired controller, only valid for Central controller and Non-polar wired controller. 8.5.5. Non-polar wired controller 8.5.1 Each Non-polar wired controller can be connect to Max. 16 indoor units .All the indoor units must be the same series, and in the same network.
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Page 46: Troubleshooting
PRODIGY Technical Manual 9. Troubleshooting Safety Electricity power is still kept in capacitors even the power supply is shut off. Do not forget to discharge the electricity power in capacitor. Electrolytic Capacitors (HIGH VOLTAGE! CAUTION!) For other models, please connect discharge resistance (approx.100Ω 40W) or soldering iron (plug) between +, - terminals of the electrolytic capacitor on the contrary side of the outdoor PCB. -
Page 47: Indoor Unit Error Display
PRODIGY Technical Manual 9.1 Indoor Unit Error Display Operation Timer lamp Display LED STATUS lamp ☆ 1 time Indoor unit EEPROM parameter error ☆ 2 times Indoor / outdoor units communication error ☆ 4 times Indoor fan speed has been out of control Indoor room temperature sensor T1 open circuit or short ☆... -
Page 48: Trouble Shooting
PRODIGY Technical Manual 9.2 Trouble shooting 9.2.1 EEPROM parameter error diagnosis and solution(E0/F4) E0/F4 Error Code Malfunction decision Indoor or outdoor PCB main chip does not receive feedback conditions from EEPROM chip. Supposed causes Installation mistake ● PCB faulty ● Trouble shooting: Power off, then restart the unit 2 minutes later. - Page 49 PRODIGY Technical Manual 9.2.2 Indoor / outdoor unit’s communication diagnosis and solution(E1) Error Code Malfunction decision Indoor unit does not receive the feedback from outdoor unit during conditions seconds and this condition happens four times continuously. Supposed causes Wiring mistake ●...
- Page 50 PRODIGY Technical Manual Remark: Use a multi meter to test the resistance of the reactor which does not connect with capacitor. The normal value should be around zero ohm. Otherwise, the reactor must have malfunction and need to be replaced.
- Page 51 PRODIGY Technical Manual 9.2.3 Fan speed has been out of control diagnosis and solution(E3) E3/F5 Error Code Malfunction decision When indoor fan speed keeps too low (300RPM) for certain time, conditions the unit will stop and the LED will display the failure. Supposed causes Wiring mistake ●...
- Page 52 PRODIGY Technical Manual Index1: 1:Indoor or Outdoor DC Fan Motor(control chip is in 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 has problems and need to be replaced.
- Page 53 PRODIGY Technical Manual 9.2.4 Refrigerant Leakage Detection diagnosis and solution(EC) Error Code Malfunction decision Define the evaporator coil temp.T2 of the compressor just starts conditions running as Tcool. In the beginning 8 minutes after the compressor starts up, if T2 ＜Tcool－2℃...
- Page 54 PRODIGY Technical Manual E4/E5/F1/F2/F3 Error Code Malfunction decision If the sampling voltage is lower than 0.06V or higher than 4.94V, conditions the LED will display the failure. Supposed causes Wiring mistake ● Sensor faulty ● PCB faulty ● Trouble shooting: Check the connection between temperature Correct the connection...
- Page 55 PRODIGY Technical Manual 9.2.6 Overload current protection diagnosis and solution(F0) Error Code Malfunction decision An abnormal current rise is detected by checking the specified conditions current detection circuit. Supposed causes Power supply problems. ● System blockage ● PCB faulty ● Wiring mistake ●...
- Page 56 PRODIGY Technical Manual 9.2.7 IPM malfunction or IGBT over-strong current protection diagnosis and solution(P0) Error Code Malfunction decision When the voltage signal that IPM send to compressor drive chip is abnormal, the display LED will show “P0” and AC will turn off. conditions Supposed causes Wiring mistake...
- Page 57 PRODIGY Technical Manual IPM continuity check Turn off the power, let the large capacity electrolytic capacitors discharge completely, and dismount the IPM. Use a digital tester to measure the resistance between P and UVWN; UVW and N. Digital tester Normal resistance value Digital tester Normal resistance value...
- Page 58 PRODIGY Technical Manual 9.2.9 High temperature protection of compressor top diagnosis and solution(P2) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the failure. conditions Supposed causes Power supply problems. ● System leakage or block ●...
- Page 59 PRODIGY Technical Manual 9.2.10 Inverter compressor drive error diagnosis and solution(P4) Error Code Malfunction decision An abnormal inverter compressor drive is detected by a special conditions detection circuit, including communication signal detection, voltage detection, compressor rotation speed signal detection and so on. Supposed causes Wiring mistake ●...
- Page 60 PRODIGY Technical Manual Main parts check 1. Temperature sensor checking Disconnect the temperature sensor from PCB, measure the resistance value with a tester. Temperature Sensors. Room temp.(T1) sensor, Indoor coil temp.(T2) sensor, Outdoor coil temp.(T3) sensor, Outdoor ambient temp.(T4) sensor, Compressor discharge temp.(T5) sensor.
- Page 61 PRODIGY Technical Manual Appendix 1 Temperature Sensor Resistance Value Table for T1,T2,T3,T4 (°C--K) °C °F K Ohm °C °F K Ohm °C °F K Ohm °C °F K Ohm 115.266 12.6431 2.35774 0.62973 108.146 12.0561 2.27249 0.61148 101.517 11.5 2.19073 0.59386 96.3423 10.9731...
- Page 62 PRODIGY Technical Manual Appendix 2 Temperature Sensor Resistance Value Table for T5 (°C --K) °C °F K Ohm °C °F K Ohm °C °F K Ohm °C °F K Ohm 542.7 68.66 13.59 3.702 511.9 65.62 13.11 3.595 62.73 12.65 3.492 455.9 59.98...
- Page 63 PRODIGY Technical Manual 2.Compressor checking Measure the resistance value of each winding by using the tester. Position Resistance Value ASN98D22UFZ ASM135D23UFZ ATF235D22UMT Blue - Red 1.57Ω 1.75Ω 0.75Ω Blue - Black (20℃/68℉) (20℃/68℉) (20℃/68℉) Red - Blue...