Panasonic E9RKUA Wartungshandbuch

© Panasonic Corporation 2015. Order No: PAPAMY1501049CE Indoor Unit Outdoor UnitCS-E9RKUAW CS-E12RKUAW CS-E18RKUAW CS-E24RKUAW CU-E9RKUACU-E12R

10 Model Indoor CS-E18RKUAW CS-E24RKUAW Outdoor CU-E18RKUA CU-E24RKUA DRY BULB WET BULB DRY BULB WET BULB Indoor Operation Range (Cooling) (°F

100 18.4.23 F91 (Refrigeration Cycle Abnormality) Malfunction Decision Conditions  The input current is low while the compressor is running at high

101 18.4.24 F93 (Compressor Rotation Failure) Malfunction Decision Conditions  A compressor rotation failure is detected by checking the compressor

102 18.4.25 F95 (Outdoor High Pressure Protection: Cooling or Soft Dry) Malfunction Decision Conditions  During operation of cooling or soft dry, w

103 18.4.26 F96 (IPM Overheating) Malfunction Decision Conditions  During operating of cooling and heating, when IPM temperature data (212°F) is det

104 18.4.27 F97 (Compress or Overheating) Malfunction Decision Conditions  During operation of cooling and heating, when compressor tank temperatur

105 18.4.28 F98 (Input Over Current Detection) Malfunction Decision Conditions  During operation of cooling and heating, when an input over-current

106 18.4.29 F99 (DC Peak Detection) Malfunction Decision Conditions During startup and operation of cooling and heating, when inverter DC peak data i

107 WARNING19. Disassembly and Assembly Instructions High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capa

108 Figure 3 Figure 4 19.1.1.3 To remove discharge grille Figure 5 19.1.1.4 To remove control board Figure 6 CN-RMTCN-FMCN-STM1CN-MSENSCN-THC

109 19.1.1.5 To remove cross flow fan and indoor fan motor Figure 7 Figure 8 Figure 9 14. Remove the screw that holdingthe cross flow fan and

11 3. Features  Inverter Technology o Wider output power range o Energy saving o Quick Cooling o More precise temperature control  Environment

110 Figure 10 Reminder: To reinstall the cross flowfan, ensure cross flow fan is in line asshown in fi

111 WARNING High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before p

112 19.2.1.3 To remove discharge grille Figure 5 19.2.1.4 To remove control board Figure 6 19.2.1.5 To remove cross flow fan and indoor fan mot

113 Figure 8 Figure 9 Figure 10 15. Remove the screw from theevaporator.16. Remove the bearing by pulling itout gently.19. Fan motor can be r

114 19.3 Outdoor Electronic Controller Removal Procedure 19.3.1 CU-E9RKUA CU-E12RKUA Caution! When handling electronic controller, be careful of el

115 19.3.2 CU-E18RKUA CU-E24RKUA Caution! When handling electronic controller, be careful of electrostatic discharge. 1 Remove the 8 screws of the

116 20. Technical Data Technical data provided are based on the air conditioner running under free frequency. 20.1 Cool Mode Performance Data Unit se

117 20.1.3 CS-E18RKUAW CU-E18RKUA Rated frequency (compressor speed is fixed during forced heating or cooling for capacity measurement and diagnosis

118 20.1.5 CS-E9RKUAW CU-E9RKUA Maximum Capacity Indoor (°C / °F) Outdoor (°C / °F) DB WB -20 (-4) -10 (14) 0 (32) 5 (41) TC SHC IP TC SHC

119 20.1.7 CS-E18RKUAW CU-E18RKUA Maximum Capacity Indoor (°C / °F) Outdoor (°C / °F) DB WB -20 (-4) -10 (14) 0 (32) 5 (41) TC SHC IP TC

12 4. Location of Controls and Components 4.1 Indoor Unit 4.2 Outdoor Unit 4.3 Remote Control POWERTIMERECONAVIAUTOCOMFORTPOWERFULQUIETHorizonta

120 20.2 Heat Mode Performance Data Unit setting: Standard piping length, Hi Fan, Heat mode at 86°F Voltage: 230V 20.2.1 CS-E9RKUAW CU-E9RKUA Rated

121 20.2.5 CS-E9RKUAW CU-E9RKUA Maximum Capacity Indoor (°C / °F) Outdoor (°C / °F) DB -20 (-4) -8.3 (17.06) 1.7 (35.06) 8.3 (46.94) 12 (53.6)

122 21. Service Data Service data provided are based on the air conditioner running under rated frequency during forced cooling / forced heating mode.

123 21.1.2 CS-E12RKUAW CU-E12RKUA 57.057.558.058.559.059.560.060.561.061.562.0-4 6 162636465666768696106116Outlet Air(°F)Out

124 21.1.3 CS-E18RKUAW CU-E18RKUA 52.054.056.058.060.062.064.066.068.0-4 6 162636465666768696106116Outlet Air(°F)Outdoor Air

125 21.1.4 CS-E24RKUAW CU-E24RKUA 48.049.050.051.052.053.054.055.056.057.058.059.060.0-4 6 162636465666768696106116Outlet Ai

126 21.2 Heat Mode Outdoor Air Temperature Characteristic Condition - Indoor room temperature: 68°F Dry Bulb/-°F Wet Bulb - Unit setting: Standard pi

127 21.2.2 CS-E12RKUAW CU-E12RKUA 88.090.092.094.096.098.0100.0102.0104.0106.0108.0110.0-4 1 6 11 16 21 26 31 36 41 46 51 56

128 21.2.3 CS-E18RKUAW CU-E18RKUA 88.090.092.094.096.098.0100.0102.0104.0106.0-4 1 6 11 16 21 26 31 36 41 46 51 56 61 66 71

129 21.2.4 CS-E24RKUAW CU-E24RKUA 102.0104.0106.0108.0110.0112.0114.0116.0118.0120.0122.0-4 1 6 11 16 21 26 31 36 41 46 51 5

13 5. Dimensions 5.1 Indoor Unit 5.1.1 CS-E9RKUAW CS-E12RKUAW 7/81-7/85-1/4Remote controlRemote control holder22-3/8AUTOCOMFORTMODEPOWERFUL/

130 21.3 Piping Length Correction Factor The characteristic of the unit has to be corrected in accordance with the piping length. 21.3.1 CS-E9RKUAW

131 21.3.2 CS-E18RKUAW CU-E18RKUA CS-E24RKUAW CU-E24RKUA Note: The graphs show the factor after added right amount of additional refrigerant.

132 22. Exploded View and Replacement Parts List 22.1 Indoor Unit 22.1.1 CS-E9RKUAW CS-E12RKUAW Note The above exploded view is for the purpose o

133 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-E9RKUAW CS-E12RKUAW REMARK 1 CHASSIS COMPLETE 1 CWD50C1633 ← 2 FAN MOTOR 1 L6CB

134 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-E9RKUAW CS-E12RKUAW REMARK 51 SHOCK ABSORBER ( L ) 1 CWG713386 ← 52 SHOCK ABSORBE

135 22.1.2 CS-E18RKUAW CS-E24RKUAW Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts a

136 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-E18RKUAW CS-E24RKUAW REMARK 1 CHASSIS COMPLETE 1 CWD50C1637 ← 2 FAN MOTOR 1 L6C

137 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-E18RKUAW CS-E24RKUAW REMARK 49 REMOTE CONTROL HOLDER 1 CWH361078 ← 50 BAG 1 CWG

138 22.2 Outdoor Unit 22.2.1 CU-E9RKUA CU-E12RKUA Note The above exploded view is for the purpose of parts disassembly and replacement. The non-n

139 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-E9RKUA CU-E12RKUA REMARK 1 CHASSIS COMPLETE 1 CWD50K2081A ← 2 FAN MOTOR BRACKET

14 5.1.2 CS-E18RKUAW CS-E24RKUAW 7/81-7/85-1/4Remote controlRemote control holder22-3/8AUTOCOMFORTMODEPOWERFUL/QUIETTEMPOFF/ONTIMERSETCAN

140 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-E9RKUA CU-E12RKUA REMARK 50 SOUND PROOF MATERIAL 1 CWG302292 ← 51 SOUND PROOF MAT

141 22.2.2 CU-E18RKUA CU-E24RKUA Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are

142 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-E18RKUA CU-E24RKUA REMARK 1 CHASSIS COMPLETE 1 CWD52K1228A ← 2 ANTI - VIBRATION B

143 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-E18RKUA CU-E24RKUA REMARK 49 SHOCK ABSORBER ( R ) 1 CWG712880 ← 50 SHOCK ABSORBER

15 5.2 Outdoor Unit 5.2.1 CU-E9RKUA CU-E12RKUA 5.2.2 CU-E18RKUA CU-E24RKUA <Side View><Side View> <Front View><Top View&

16 6. Refrigeration Cycle Diagram 6.1 CU-E9RKUA CU-E12RKUA INDOOROUTDOORINTAKETEMP.SENSORPIPETEMP.SENSORINTAKETEMP.SENSORPIPET

17 6.2 CU-E18RKUA CU-E24RKUA INDOOR OUTDOORINTAKETEMP.SENSORPIPETEMP.SENSOR 1PIPETEMP.SENSOR 2INTAKETEMP.SENSORPIPETEMP.SENSOR

18 7. Block Diagram 7.1 CS-E9RKUAW CU-E9RKUA CS-E12RKUAW CU-E12RKUA

19 7.2 CS-E18RKUAW CU-E18RKUA CS-E24RKUAW CU-E24RKUA

2 TABLE OF CONTENTS 1. Safety Precautions ... 3 2. Specification ...

20 8. Wiring Connection Diagram 8.1 Indoor Unit 8.1.1 CS-E9RKUAW CS-E12RKUAW MRECTIFICATIONCIRCUITCOMMU NICATIONCIRCUIT

21 8.1.2 CS-E18RKUAW CS-E24RKUAW MREC T IF ICA T IO NCIRCUITCOMM UNICATIONCIRCUIT1W23BLAC303 (WH T)AC306 (BLK)AC3

22 8.2 Outdoor Unit 8.2.1 CU-E9RKUA CU-E12RKUA 5RS102XHA211.7411.7651.711CONNECTIONResistance of Compressor WindingsU-VU-WV-WL1 L21(BLACK

23 8.2.2 CU-E18RKUA CU-E24RKUA NOIS E FILTERCIRCUITCOMMUNICATIONCIRCUITRECT IFIC ATIONCIRCUITREC TIFICATIONCIRCUITPFCCIRCUITSWITCHING POWERSUPPL

24 9. Electronic Circuit Diagram 9.1 Indoor Unit 9.1.1 CS-E9RKUAW CS-E12RKUAW BZ201BZ5V_R20947IC201C2020.01uC20147uR2180ceJP201R210JP200R

25 9.1.2 CS-E18RKUAW CS-E24RKUAW BZ201BZ5V_R20947IC201C2020.01uC20147uR2180ceJP201R210JP200R211JP203R212JP204POWERFUL/QUIET(oran g e /

26 9.2 Outdoor Unit 9.2.1 CU-E9RKUA CU-E12RKUA L1 L21(BLACK)2(BLACK)3(RED)TERMINAL BOARDGRNGRNGRNBLKBLKWHTWHT REDTO INDOOR UNITPOWER SUPPLYDAT

27 9.2.2 CU-E18RKUA CU-E24RKUA NO IS E FILTERCIRCUITCOMMUNICATIONCIRCUITRE C T IF IC ATIONCIRCUITRE C T IF IC ATIONCIRCUITPFCCIRCUITSWITCHING

28 10. Printed Circuit Board 10.1 Indoor Unit 10.1.1 Main Printed Circuit Board 10.1.2 Indicator Printed Circuit Board CN-RMTCN-FMCN-STM2(E18/24

29 10.1.3 Comparator Printed Circuit Board CN-SENS1CN-SENS2CN-MSENS

3 CAUTION WARNINGWARNING 1. Safety Precautions  Read the following “SAFETY PRECAUTIONS” carefully before perform any servicing.  Electrical work m

30 10.2 Outdoor Unit 10.2.1 Main Printed Circuit Board 10.2.1.1 CU-E9RKUA CU-E12RKUA CN-DCFMFG1CN-STMCN4CN5CN-TANKCN-THCN-HOTCURRENTTRANSFORMER(

31 10.2.1.2 CU-E18RKUA CU-E24RKUA CN-SCN-COMCN-TH1CN-EVCN-DISCN-HTCN-HO TAC-BLKAC-WHTPOWERTRANSISTOR(IPM)CURRENTTRANSFORMER(CT)DC-FM

32 10.2.2 Noise Filter Printed Circuit Board 10.2.2.1 CU-E18RKUA CU-E24RKUA

33 11. Installation Instruction (E9RK and E12RK) 11.1 Select the Best Location 11.1.1 Indoor Unit  Do not install the unit in excessive oil fume a

34 11.2 Indoor Unit 11.2.1 How to Fix Installation Plate The mounting wall shall be strong and solid enough to prevent it from the vibration. The

35 11.2.3 Indoor Unit Installation 11.2.3.1 For the right rear piping 11.2.3.2 For the right bottom piping 11.2.3.3 For the embedded piping

36 11.2.4 Connect the Cable to the Indoor Unit 1. The inside and outside connection cable can be connected without removing the front grille. 2. U

37 11.2.5 Wiring Stripping and connecting requirement 11.2.5.1 Cutting and flaring the piping 1 Please cut using pipe cutter and then remove the

38 11.3 Outdoor Unit 11.3.1 Install the Outdoor Unit  After selecting the best location, start installation according to indoor/outdoor unit instal

39 11.3.2.3 Connecting the piping to outdoor multi Decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare aft

4 CAUTIONWARNING 19. During installation, install the refrigerant piping properly before run the compressor. (Operation of compressor without fixing r

40 11.3.3.1 Connect the Cable to the Outdoor Unit 1. Remove Top panel. 2. Remove Control Board Cover (Resin and Metal). 3. Remove Plugs. 4. Fix the

41 12. Installation Instruction (E18RK and E24RK) 12.1 Select the Best Location 12.1.1 Indoor Unit  Do not install the unit in excessive oil fume

42 12.2 Indoor Unit 12.2.1 How to Fix Installation Plate The mounting wall shall be strong and solid enough to prevent it from the vibration. The

43 12.2.3 Indoor Unit Installation 12.2.3.1 For the right rear piping 12.2.3.2 For the right bottom piping 12.2.3.3 For the embedded piping

44 12.2.4 Connect the Cable to the Indoor Unit 1. The inside and outside connection cable can be connected without removing the front grille. 2.

45 12.2.5 Wiring Stripping and connecting requirement 12.2.5.1 Cutting and flaring the piping 1 Please cut using pipe cutter and then remove the

46 12.3 Outdoor Unit 12.3.1 Install the Outdoor Unit  After selecting the best location, start installation according to indoor/outdoor unit instal

47 12.3.2.3 Connecting the piping to outdoor multi Decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare aft

48 12.3.3.1 Connect the Cable to the Outdoor Unit 1. Remove control board cover (Resin and Metal). 2. Remove particular plate. 3. Remove plugs. 4.

49 13. Operation Control 13.1 Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operation mode as

5 2. Specification Model Indoor CS-E9RKUAW CS-E12RKUAW Outdoor CU-E9RKUA CU-E12RKUA Performance Test Condition ARI ARI Power Supply Phase, Hz Sin

50 13.1.4.2 Automatic Operation (For Single Split Connection Only)  This mode can be set using remote control and the operation is decided by remot

51 13.3 Indoor Fan Motor Operation 13.3.1 Basic Rotation Speed (rpm)  Manual Fan Speed [Cooling, Dry] o Fan motor’s number of rotation is determin

52 13.5 Airflow Direction  There are two types of airflow, vertical airflow (directed by horizontal vane) and horizontal airflow (directed by vert

53 13.5.3 Horizontal Airflow (CU-E18RKUA CU-E24RKUA)  Automatic horizontal airflow direction can be set using remote control; the vane swings left

54 13.7 Quiet Operation (Heating)  Purpose o To provide quiet heating operation compare to normal operation.  Control condition o Quiet operatio

55 13.10 Auto Restart Control  When the power supply is cut off during the operation of air conditioner, the compressor will re-operate within three

56 2. Circuit Abnormal (Fix Output Lo) a. Abnormal judgment start condition. After ECONAVI and AUTO COMFORT Sensor unit power ON, and after press

57  ECONAVI Start condition.  Press ECONAVI button.  ECONAVI Stop condition.  Press ECONAVI button again.  OFF Timer activates.  Press

58 13.12.1 Human Activity Sensor Check Mode  To enable Human Activity sensor abnormality check mode, during ECONAVI operation ON:  During ECON

59 14. Operation Control (For Multi Split Connection) During multi split connection, indoor unit’s operation controls are same with single split conn

6 Model Indoor CS-E9RKUAW CS-E12RKUAW Outdoor CU-E9RKUA CU-E12RKUA Outdoor Fan Type Propeller Propeller Material PP PP Motor Type DC (8 pol

60 14.4 Automatic Operation (For Multi Split Connection Only)  This mode can be set using remote control and the operation is decided by remote con

61 15. Protection Control (E9RK and E12RK) 15.1 Protection Control For All Operations 15.1.1 Restart Control (Time Delay Safety Control)  The comp

62 15.1.5 Compressor Overheating Prevention Control  Instructed frequency for compressor operation will be regulated by compressor discharge tempera

63 15.2 Protection Control For Cooling & Soft Dry Operation 15.2.1 Outdoor Air Temperature Control  The maximum current value is regulated whe

64 15.2.5 Dew Prevention Control 1  To prevent dew formation at indoor unit discharge area.  This control will be activated if: o Outdoor air te

65 15.2.6.3 Overload Protection Control  The compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown

66 16. Protection Control (E18RK and E24RK) 16.1 Protection Control For All Operations 16.1.1 Restart Control (Time Delay Safety Control)  The com

67 16.1.5 Compressor Overheating Prevention Control  Instructed frequency for compressor operation will be regulated by compressor discharge tempera

68  The compressor will be stopped at outdoor air temperature ≤ -4°F. The unit still operate within the temperature range. 16.2.2 Cooling Overloa

69 16.2.6.2 Outdoor Air Temperature Control  The Max current value is regulated when the outdoor air temperature rise above 57.2°F in order to avoi

7 Model Indoor CS-E9RKUAW CS-E12RKUAW Outdoor CU-E9RKUA CU-E12RKUA DRY BULB WET BULB DRY BULB WET BULB Indoor Operation Range (Cooling) (°F / °

70 17. Servicing Mode 17.1 Auto Off/On Button Auto OFF/ON Button pressed Auto OFF/ON Button pressed Auto OFF/ON Button pressed 5 sec 5 sec Au

71 Press Auto OFF/ON button to toggle remote control receiving sound. - Short “beep”: Turn OFF remote control receiving sound. - Long “beep”: Turn O

72 17.3 Remote Control Button 17.3.1 SET Button  To check remote control transmission code and store the transmission code to EEPROM o Press “Set”

73 18. Troubleshooting Guide 18.1 Refrigeration Cycle System In order to diagnose malfunctions, make sure that there are no electrical problems befor

74 18.1.1 Relationship between the condition of the air conditioner and pressure and electric current  Carry out the measurements of pressure, el

75 18.2 Breakdown Self Diagnosis Function 18.2.1 Self Diagnosis Function (Three Digits Alphanumeric Code)  Once error occurred during operation, t

76 18.3 Error Code Table Abnormality /Protection controlAbnormalityJudgementProtectionoperationProblem Check locationDiagnosisdisplay——noitarepolam

77 Note: “○” – 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 Sw

78 18.4 Self-diagnosis Method 18.4.1 H11 (Indoor/Outdoor Abnormal Communication) Malfunction Decision Conditions  During startup and operation of c

79 18.4.2 H12 (Indoor/Outdoor Capacity Rank Mismatched) Malfunction Decision Conditions  During startup, error code appears when different types of

8 Model Indoor CS-E18RKUAW CS-E24RKUAW Outdoor CU-E18RKUA CU-E24RKUA Performance Test Condition ARI ARI Power Supply Phase, Hz Single, 60 Single

80 18.4.3 H14 (Indoor Intake Air Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and heati

81 18.4.4 H15 (Compressor Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and heating, the

82 18.4.5 H16 (Outdoor Current Transformer) Malfunction Decision Conditions  An input current, detected by Current Transformer CT, is below thresho

83 18.4.6 H19 (Indoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions  The rotation speed detected by the Hall IC during fan

84 18.4.7 H23 (Indoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and heating, th

85 18.4.8 H27 (Outdoor Air Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and heating, th

86 18.4.9 H28 (Outdoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and heating, t

87 18.4.10 H30 (Compressor Discharge Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and h

88 18.4.11 H32 (Outdoor Heat Exchanger Temperature Sensor 2 Abnormality) Malfunction Decision Conditions  During startup and operation of cooling a

89 18.4.12 H33 (Unspecified Voltage between Indoor and Outdoor) Malfunction Decision Conditions  The supply power is detected for its requirement b

9 Model Indoor CS-E18RKUAW CS-E24RKUAW Outdoor CU-E18RKUA CU-E24RKUA Outdoor Fan Type Propeller Propeller Material PP PP Motor Type DC Moto

90 18.4.13 H36 (Outdoor Gas Pipe Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and heating, the temp

91 18.4.14 H37 (Outdoor Liquid Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operation of cooling and he

92 18.4.15 H59 (Human Activity Sensor Abnormality) Malfunction Decision Conditions  Feedback signal of human activity sensor. Malfunction Caused 

93 18.4.16 H70 (Light Sensor Abnormality) Malfunction Decision Conditions  Feedback signal of light sensor. Malfunction Caused  Feedback value i

94 18.4.17 H97 (Outdoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions  The rotation speed detected by the Hall IC during f

95 18.4.18 H98 (Error Code Stored in Memory and no alarm is triggered / no TIMER LED flashing) Malfunction Decision Conditions  Indoor high pressur

96 18.4.19 H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry) Error Code will not display (no Timer LED blinking) but store in EEPROM Ma

97 18.4.20 F11 (4-way Valve Switching Failure) Malfunction Decision Conditions  When indoor heat exchanger is cold during heating (except deice) or

98 18.4.21 F17 (Indoor Standby Units Freezing Abnormality) Malfunction Decision Conditions  When the different between indoor intake air temperatur

99 18.4.22 F90 (Power Factor Correction Protection) Malfunction Decision Conditions  To maintain DC voltage level supply to power transistor.  To