Panasonic CU-XE12PKUA - Manuals
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Manual Panasonic CU-XE12PKUA
Summary
2 TABLE OF CONTENTS 1. Safety Precautions ............................................. 3 2. Specifications ..................................................... 5 3. Features ............................................................. 11 4. Location of Controls and Components .......... 12 4.1 In...
3 1. Safety Precautions Read the following “SAFETY PRECAUTIONS” carefully before perform any servicing. Electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model installed. The caution items state...
12 4. Location of Controls and Components 4.1 Indoor Unit 4.2 Outdoor Unit 4.3 Remote Control
21 10. Printed Circuit Board 10.1 Indoor Unit 10.1.1 Main Printed Circuit Board 10.1.2 Indicator Printed Circuit Board
24 11. Installation Instruction 11.1 Select the Best Location 11.1.1 Indoor Unit Do not install the unit in excessive oil fume area such as kitchen, workshop and etc. There should not be any heat source or steam near the unit. There should not be any obstacles blocking the air circulation. A...
25 11.2 Indoor Unit The mounting wall shall be strong and solid enough to prevent it from vibration. Model Dimension c d e f g h XE9PKUA, XE12PKUA 19-9/32" (490 mm) 3-7/32" (82 mm) 17-9/32" (439 mm) 17" (432 mm) 1-11/16" (43 mm) 3-3/4" (95 mm) The center of installation plate...
28 11.2.3 Connect the Cable to the Indoor Unit 1 The inside and outside connection cable can be connected without removing the front grille. 2 Unscrew the conduit cover and fix the conduit connector to conduit cover with lock nut, then secure it against chassis. 3 Connection cable between indoor uni...
29 11.3 Outdoor Unit 11.3.1 Install the Outdoor Unit After selecting the best location, start installation according to Indoor/Outdoor Unit Installation Diagram. 1 Fix the unit on concrete or rigid frame firmly and horizontally with a bolt nut ø13/32" (ø10 mm). 2 When installing at roof, pleas...
30 11.3.3 Evacuation of the Equipment WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure. 1 Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3-way valve. 2 Connect the micron...
31 9 Secure the wire onto the control board with the holder (clamper). 10 After completing wiring connections, reattach the particular plate and control board cover (metal and resin) to the original position with the screws. 11 For wire stripping and connection requirement, refer to instruction 11.2...
32 12. Operation Control 12.1 Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operating mode as time passes, automatically adjusts output power for maximum comfort always. In order to achieve the suitable operating mode, the microcomputer maintai...
33 12.1.5 Automatic Operation This mode can be set using remote control and the operation is decided by remote control setting temperature, remote control operation mode and indoor intake air temperature. During operation mode judgment, indoor fan motor (with speed of Lo-) is running for 30 seco...
34 ii. Auto Fan Speed [Cooling, Dry] According to room temperature and setting temperature, indoor fan speed is determined automatically. When set temperature is not achieved, the indoor fan will operate according to pattern below. When set temperature achieved, the indoor fan speed will be fi...
35 OD Pipe Temperature A 78.8°F (26°C) B 91.4°F (33°C) During above condition, when indoor heat exchanger temperature is below 41°F (5°C), the outdoor fan will stop according to outdoor piping temperature as following: 12.4 Airflow Direction There are two types of airflow, vertical airflow (dire...
37 12.7 Powerful Mode Operation When the powerful mode is selected, the internal setting temperature will shift lower up to 3.6°F (2°C) (for Cooling/Soft Dry) or higher up to 6.3°F (3.5°C) (for Heating) than remote control setting temperature for 20 minutes to achieve the setting temperature quick...
38 12.11 Room Freeze Protection Function (RFP) Operation When the RFP is selected, the unit will operate the fan at high speed for proper room temperature monitoring. When the sensor detects that the room temperature has dropped below 46°F / 8°C, the compressor/heat pump operation begins. When t...
44 13. Protection Control 13.1 Protection Control For All Operations 13.1.1 Restart Control (Time Delay Safety Control) The Compressor will not turn on within 3 minutes from the moment operation stops, although the unit is turned on again by pressing OFF/ON button at remote control within this per...
46 13.2 Protection Control For Cooling & Soft Dry Operation 13.2.1 Outdoor Air Temperature Control The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the diagram below. This control will begin 1 minute after the compressor starts. Compr...
47 13.2.6 Odor Cut Control To reduce the odor released from the unit. o Start Condition AUTO FAN Speed is selected during COOL or DRY operation. During freeze prevention control and timer preliminary operation, this control is not applicable. o Control content Depends on compressor condition...
48 14. Servicing Mode 14.1 Auto OFF/ON Button 1 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto OFF/ON button is pressed. This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction. 2 TEST RUN OPERATION...
49 4 REMOTE CONTROL RECEIVING SOUND OFF/ON MODE The Remote Control Receiving Sound OFF/ON Mode will be activated if the Auto OFF/ON button is pressed continuously for more than 16 seconds (4 “beep” sounds will occur at 16th seconds to identify the Remote Control Receiving Sound Off/On Mode is in sta...
50 15. Troubleshooting Guide 15.1 Refrigeration Cycle System In order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of a compressor and a f...
51 15.1.1 Relationship between the condition of the air conditioner and pressure and electric current Condition of the air conditioner Cooling Mode Heating Mode Low Pressure High Pressure Electric current during operation Low Pressure High Pressure Electric current during operation Insufficient refr...
52 15.2 Breakdown Self Diagnosis Function 15.2.1 Self Diagnosis Function (Three Digits Alphanumeric Code) Once abnormality has occurred during operation, the unit will stop its operation, and Timer LED blinks. Although Timer LED goes off when power supply is turned off, if the unit is operated u...
53 15.3 Error Codes Table Diagnosis display Abnormality / Protection control Abnormality Judgment Protection Operation Problem Check location H00 No memory of failure — Normal operation — — H11 Indoor/outdoor abnormal communication After operation for 1 minute Indoor fan only operation can start by ...
55 15.4 Self-diagnosis Method 15.4.1 H11 (Indoor/Outdoor Abnormal Communication) Malfunction Decision Conditions During startup and operation of cooling and heating, the data received from outdoor unit in indoor unit signal transmission is checked whether it is normal. Malfunction Caused Faulty ...
56 15.4.2 H12 (Indoor/Outdoor Capacity Rank Mismatched) Malfunction Decision Conditions During startup, error code appears when different types of indoor and outdoor units are interconnected. Malfunction Caused Wrong models interconnected. Wrong indoor unit or outdoor unit PCBs mounted. Indo...
57 15.4.3 H14 (Indoor Intake Air Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors. Malfunction Caused Faulty connector con...
59 15.4.5 H16 (Outdoor Current Transformer) Malfunction Decision Conditions An input current, detected by Current Transformer CT, is below threshold value when the compressor is operating at certain frequency value for 3 minutes. Malfunction Caused Lack of gas Broken CT (current transformer) ...
60 15.4.6 H19 (Indoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor (feedback of rotation > 2550rpm or < 50rpm) Malfunction Caused Operation stops due to s...
62 15.4.8 H27 (Outdoor Air Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors. Malfunction Caused Faulty connector connection. F...
70 15.4.16 H98 (Error Code Stored in Memory and no alarm is triggered / no TIMER LED flashing) Malfunction Decision Conditions Indoor high pressure is detected when indoor heat exchanger is detecting very high temperature when the unit is operating in heating operation. Phenomena: unit is stoppi...
72 15.4.18 F11 (4-way Valve Switching Failure) Malfunction Decision Conditions When indoor heat exchanger is cold during heating (except deice) or when indoor heat exchanger is hot during cooling and compressor operating, the 4-way valve is detected as malfunction. Malfunction Caused Indoor heat...
73 15.4.19 F17 (Indoor Standby Units Freezing Abnormality) Malfunction Decision Conditions When the different between indoor intake air temperature and indoor pipe temperature is above 50°F (10°C) or indoor pipe temperature is below 30.2°F (-1.0°C). Remark: When the indoor standby unit is freezing...
74 15.4.20 F90 (Power Factor Correction Protection) Malfunction Decision Conditions To maintain DC voltage level supply to power transistor. To detect high DC voltage level after rectification. Malfunction Caused During startup and operation of cooling and heating, when Power Factor Correction...
76 15.4.22 F93 (Compressor Rotation Failure) Malfunction Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit. Malfunction Caused Compressor terminal disconnect Faulty Outdoor PCB Faulty compressor T...
77 15.4.23 F95 (Outdoor High Pressure Protection: Cooling or Soft Dry) Malfunction Decision Conditions During operation of cooling or soft dry, when outdoor unit heat exchanger high temperature data is detected by the outdoor unit heat exchanger thermistor. Malfunction Caused Outdoor heat exchan...
78 15.4.24 F96 (IPM Overheating) Malfunction Decision Conditions During operating of cooling and heating, when IPM temperature data 212°F (100°C) is detected by the IPM temperature sensor. Multi Models only o Compressor Overheating: During operation of cooling and heating, when the compressor OL i...
80 15.4.26 F98 (Input Over Current Detection) Malfunction Decision Conditions During operation of cooling and heating, when an input over-current (X value in Total Running Current Control) is detected by checking the input current value being detected by current transformer (CT) with the compresso...
81 15.4.27 F99 (DC Peak Detection) Malfunction Decision Conditions During startup and operation of cooling and heating, when inverter DC peak data is received by the outdoor internal DC Peak sensing circuitry. Malfunction Caused DC current peak due to compressor failure. DC current peak due to d...
82 WARNING 16. Disassembly and Assembly Instructions High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 16.1 Indoor Electronic C...
84 16.1.4 To remove control board Figure 6 16.1.5 To remove cross flow fan and indoor fan motor Figure 7
87 16.2 Outdoor Electronic Controller Removal Procedure 1 Remove the 4 screws of the Top Panel. Fig.1 2 Remove the 10 screws of the Front Panel. Fig.2 3 Remove the Top Cover of the Electronic Controller. Fig.3 4 Remove the Control Board. Fig.4 5 Remove the 8 screws of the Electronic Controller. Fig....
88 17. Technical Data 17.1 Operation Characteristics 17.1.1 CS-XE9PKUA CU-XE9PKUA Cooling Characteristic [Condition] Indoor temperature: 81°F (27°C) (DBT), 66°F (19°C) (WBT) Piping Length: 24.6ft (7.5 m) Remote condition: High fan speed Comp. Hz: F c
96 17.2 Sensible Capacity Chart CU-XE9PKUA 208-230V Outdoor Temperature Indoor wet bulb 86 °F (30 °C) 95 °F (35 °C) 104 °F (40 °C) 114.8 °F (46 °C) TC SHC IP TC SHC IP TC SHC IP TC SHC IP 62.6°F (17.0 °C) 2.53 1.92 0.49 2.36 1.84 0.53 2.20 1.77 0.57 2.00 1.68 0.61 66.2°F (19.0 °C) 2.55 0.54 67.1°F...
97 18. Exploded View and Replacement Parts List 18.1 Indoor Unit 18.1.1 CS-XE9PKUA CS-XE12PKUA 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.
99 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-XE9PKUA CS-XE12PKUA REMARK 61 BAG 1 CWG861515 ← 62 SHOCK ABSORBER (L) 1 CWG713484 ← 63 SHOCK ABSORBER (R) 1 CWG713485 ← 64 C.C.CASE 1 CWG568509 ← (NOTE) All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488). “O” marked parts a...
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