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New Released
Service Manual
M-Pyrenees-160929
SPLIT-TYPE ROOM AIR CONDITIONER
Pyrenees Series
All Model Numbers
Issue Date
Sep 29, 2016

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Table of Contents
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Summary of Contents for York YHKE09XEEAMH-RX

  • Page 1 New Released Service Manual M-Pyrenees-160929 SPLIT-TYPE ROOM AIR CONDITIONER Pyrenees Series All Model Numbers Issue Date Sep 29, 2016...
  • Page 2: Table Of Contents

    CONTENTS 1. Precaution ..............................1 1.1 Safety Precaution .......................... 1 1.2 Warning ............................1 2. Function ................................ 4 3. Dimension ..............................5 3.1 Indoor Unit ............................. 5 3.2 Outdoor Unit ..........................8 4. Refrigerant Cycle Diagram ........................12 5 Installation Details ............................14 5.1 Wrench torque sheet for installation ...................
  • Page 3: Precaution

    installing the product. Sharp edges could cause injury, be especially 1. Precaution careful of the case edges and the fins on the condenser and evaporator. 1.1 Safety Precaution  For installation, always contact the dealer or an authorized service center. ...
  • Page 4 from product, turn the breaker off or water is drained away properly. disconnect the power supply cable. A bad connection may cause water leakage.  There is risk of electric shock or fire. Keep level even when installing the  Stop operation and close the window product.
  • Page 5 through air inlet or outlet while the product is operated.  Do not drink the water drained from the product.  Use a firm stool or ladder when cleaning or maintaining the product. Be careful and avoid personal injury.  Replace the all batteries in the remote control with new ones of the same type.
  • Page 6: Function

    2. Function Model Names of Indoor/Outdoor Units Capacity Indoor units Outdoor units 7K INDOOR 7K OUTDOOR YHKE09XEEAMH-RX YHKE09YEEAMHO-X 3D inverter YHKE12XEEAMH-RX YHKE12YEEAMHO-X YHKE18XEEAMH-RX YHKE18YEEAMHO-X YHKE24XEEAMH-RX YHKE24YEEAMHO-X 2 ways of drainage Filter Cold catalyst filter Louver Position Memory Function Super Ionizer(O)
  • Page 7: Dimension

    3. Dimension 3.1 Indoor Unit Model 7K INDOOR YHKE09XEEAMH-RX YHKE12XEEAMH-RX YHKE18XEEAMH-RX YHKE24XEEAMH-RX 1080...
  • Page 8 For 7K INDOOR,YHKE09XEEAMH-RX, For YHKE12XEEAMH-RX, For YHKE18XEEAMH-RX,...
  • Page 9 For YHKE24XEEAMH-RX,...
  • Page 10: Outdoor Unit

    3.2 Outdoor Unit More than 30cm More than 60cm (Service space) More than 30cm More than 60cm More than 200cm...
  • Page 11 For 7K OUTDOOR, YHKE09YEEAMHO-X, 779 W3 487 W1 300 D 770 W 70 W2 25 B1 61.5 A2 12 A1...
  • Page 12 For YHKE12YEEAMHO-X, MOB32-12HFN1-QRD0GW, YHKE18YEEAMHO-X, 815 W3 514 W1 333 D 800 W 70 W2 62 B1 D2 D3 20 A1 61.6 A2...
  • Page 13 For YHKE24YEEAMHO-X, MOCA30-24HFN1-QRC8GW,...
  • Page 14: Refrigerant Cycle Diagram

    4. Refrigerant Cycle Diagram MOBA30-09HFN1-QRD0GW,YHKE09YEEAMHO-X,YHKE12YEEAMHO-X, YHKE18YEEAMHO-X, YHKE24YEEAMHO-X 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 15 MOCA30-24HFN1-QRC8GW, INDOOR OUTDOOR Electronic expansion valve LIQUID SIDE 2-WAY VALVE HEAT EXCHANGE (EVAPORATOR) HEAT T1 Room temp. EXCHANGE sensor (CONDENSER) T2 Evaporator temp. sensor GAS SIDE 4-WAY VALVE Accumulator 3-WAY VALVE COOLING Compressor HEATING...
  • Page 16: Installation Details

    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. Rated current of appliance Nominal cross-sectional area (mm²) >3 and ≤6...
  • Page 17: Pipe Length And The Elevation

    Elevation Length refrigerant Liquid B (m) A (m) (g/m) 3/8’’ 1/4’’ 7K INDOOR + 7K OUTDOOR (Ф9.52) (Ф6.35) 3/8’’ 1/4’’ YHKE09XEEAMH-RX + YHKE09YEEAMHO-X (Ф9.52) (Ф6.35) 3/8’’ 1/4’’ YHKE12YEEAMHO-X+ YHKE12XEEAMH-RX (Ф9.52) (Ф6.35) 1/2’’ 1/4’’ YHKE18XEEAMH-RX + YHKE18YEEAMHO-X (Ф12.7) (Ф6.35) 5/8’’ 3/8’’...
  • Page 18: Installation For The First Time

    connection to the vacuum pump. 5.4 Installation for the first time 4) Fully open the handle Lo of the manifold valve. Air and moisture in the refrigerant system have 5) Operate the vacuum pump to evacuate. undesirable effects as below: 6) Make evacuation for 30 minutes and check ●...
  • Page 19: Adding The Refrigerant After Running The System For Many Years

    disconnected from the vacuum pump to the liquid charge. valve at the bottom of the cylinder. If the 2). Purge the air from the charge hose. refrigerant is R410A, make the cylinder bottom Open the valve at the bottom of the cylinder up to ensure the liquid charge.
  • Page 20: Re-Installation While The Outdoor Unit Need To Be Repaired

    Be sure to use a hexagonal wrench to operate the valve. valve stems. 5) Operate the vacuum pump to evacuate. 2). Connect the charge hose with the push pin of 6) Make evacuation for 30 minutes and check handle lo to the 3-way valves gas service port. whether the compound meter indicates 3).
  • Page 21 5).When the electronic scale displays the proper Confirm that the compound meter indicates -0.1Mpa. weight, disconnect the charge hose from the 4). Close the valve (Low side) on the charge set, 3-way valve’s service port immediately turn off the vacuum pump, and confirm that the If the system has been charged with liquid gauge needle does not move (approximately 5 refrigerant while operating the air conditioner,...
  • Page 22: Wiring Diagram

    6. Wiring Diagram 6.1 Indoor Unit 7K INDOOR, YHKE09XEEAMH-RX, YHKE12XEEAMH-RX, YHKE18XEEAMH-RX, YHKE24XEEAMH-RX,...
  • Page 23: Outdoor Unit

    6.2 Outdoor Unit YHKE09YEEAMHO-X ,YHKE12YEEAMHO-X...
  • Page 24 YHKE18YEEAMHO-X, YHKE24YEEAMHO-X,...
  • Page 25: Operation Characteristics

    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. If the air conditioner is used beyond the above conditions, certain safety protection features may come into operation and cause the unit to operate abnormally.
  • Page 26: Electronic Function

    Dispalys ‘ ’ during self clean operation (if 8. Electronic function aplicable). 8.1 Abbreviation Dispalys ‘ ’ under 8℃ heating operation (if T1: Indoor room temperature aplicable). T2: Coil temperature of evaporator When ECO function(optional) is actived,the T3: Coil temperature of condenser “...
  • Page 27: Main Protection

    8.3 Main Protection 8.3.9 Refrigerant leakage detection 8.3.1 Three minutes delay at restart for This function is only active in cooling mode. It compressor can better prevent the compressor being 1 minute delay for the 1 time stand-up and 3 damaged by refrigerant leakage or compressor minutes delay for others.
  • Page 28: Operation Modes And Functions

    The outdoor unit will be run at different fan L+(L+=L+D) L(L=L) speed according to T4. L-(L-=L-D) For different outdoor units, the fan speeds are different. For 7K INDOOR, YHKE09XEEAMH-RX, YHKE12XEEAMH-RX models, The fan speed is controlled by T4 and compressor frequency.
  • Page 29 8.4.3.2 Outdoor fan running rules 8.4.2.4 Condenser temperature protection For 7K INDOOR, YHKE09XEEAMH-RX, The outdoor unit will be run at different fan YHKE12XEEAMH-RX models, speed according to T4.
  • Page 30 ----The machine has run for 10 minutes in defrosting mode. 8.4.3.5 Evaporator coil temperature protection TEstop 8.4.3.4 Defrosting mode Decrease For 7K INDOOR, YHKE09XEEAMH-RX, TEdown YHKE12XEEAMH-RX models, Hold AC will enter the defrosting mode according to TEH2 Resume the value of temp. of T3 and the value of temp.
  • Page 31 automatically when reaching the setting “on” ΔT=T1-Ts Running mode time, and then turn off automatically when ΔT>2℃ Cooling reaching the setting “off” time. 8.4.7.5 Timer off/on. The machine will turn off Fan-only -2≤ΔT≤2℃ automatically when reaching the setting “off” ΔT<-2℃ Heating time, and then turn on automatically when reaching the setting “on”...
  • Page 32 If the memorization condition is forced cooling mode, the unit will run in cooling mode for 30 8.4.14 Follow me (optional) minutes and turn to auto mode as 24℃ setting If the indoor PCB receives the signal which temp. results from pressing the FOLLOW ME button If AC is off before power off and AC is required on remote controller, the buzzer will emit a to start up now, the compressor will have 1...
  • Page 33 8.4.16 Point check function Press the LED DISPLAY or LED or MUTE button of the remote controller three times, and then press the AIR DIRECTION or SWING button three times in ten seconds, the buzzer will keep ring for two seconds.
  • Page 34 the details are as follows. Enquiry Display value Meaning Remark information T1,T2,T3,T4, -1F,-1E,-1d,-1c,- -25,-24,-23,-22,-21,-2 1. All the displaying temperature is actual T2B,TP,TH, 1b,-1A value. Targeted 2. All the temperature is °C no matter what -19—99 -19—99 Frequency, kind of remote controller is used. A0,A1,…A9 100,101,…109 Actual...
  • Page 35: Troubleshooting

    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 36: Indoor Unit Error Display

    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 37: Trouble Shooting

    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 38 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 110 seconds and this condition happens four times continuously. Supposed causes Wiring mistake ● Indoor or outdoor PCB faulty ●...
  • Page 39 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 40 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 41 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 5 minutes after the compressor starts up, if T2 <Tcool-2℃ does not keep continuous 4 seconds and this situation happens 3 times, the display area will show “EC”...
  • Page 42 9.2.5 Open circuit or short circuit of temperature sensor diagnosis and solution(E5) 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 ●...
  • Page 43 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 ● Compressor malfunction ●...
  • Page 44 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 conditions is abnormal, the display LED will show “P0” and AC will turn off. Supposed causes Wiring mistake ●...
  • Page 45  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 (+)Red...
  • Page 46 9.2.8 Over voltage or too low voltage protection diagnosis and solution(P1) Error Code Malfunction decision An abnormal voltage rise or drop is detected by checking the conditions specified voltage detection circuit. Supposed causes Power supply problems. ● System leakage or block ●...
  • Page 47 9.2.9 High temperature protection of IPM or compress 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 Installation mistake ● Power supply problems. ● System leakage or block ●...
  • Page 48 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 49 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.(Tp) sensor. Measure the resistance value of each winding by using the multi-meter.
  • Page 50 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 2.11241 0.57683 89.5865...
  • Page 51 Appendix 2 Temperature Sensor Resistance Value Table for Tp (°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 12.21 3.392 430.5...
  • Page 52 2.Compressor checking Measure the resistance value of each winding by using the tester. Position Resistance Value ASK89D53UEZ ASN98D22UFZ ASM135D23UFZ ATF235D22UMT Blue - 1.57Ω Blue - 2.35Ω 1.75Ω 0.75Ω Black (20℃/68℉) (20℃/68℉) (20℃/68℉) (20℃/68℉) Red - Blue...
  • Page 53 2016 Johnson Controls, Inc. www.johnsoncontrols.com Doc. No.: M-Pyrenees-160929...

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