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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
TABLE OF CONTENTS
1. Safety Precautions.............................................3
2. Specifications .....................................................5
3. Features ............................................................11
4. Location of Controls and Components .........12
4.1
Indoor Unit..................................................12
4.2
Outdoor Unit ...............................................12
4.3
Remote Control ..........................................12
5. Dimensions .......................................................13
5.1
Indoor Unit..................................................13
WARNING
PRECAUTION OF LOW TEMPERATURE
6. Refrigeration Cycle Diagram...........................15
7. Block Diagram ..................................................17
8. Wiring Connection Diagram............................18
9. Electronic Circuit Diagram ..............................21
Indoor Unit
CS-CE9PKE
CS-CE12PKE
5.2
Outdoor Unit ...............................................14
6.1
CS-CE9PKE CU-CE9PKE .........................15
6.2
CS-CE12PKE CU-CE12PKE .....................16
8.1
Indoor Unit..................................................18
8.2
Outdoor Unit ...............................................19
Order No: PAPAMY1307111CE
Outdoor Unit
CU-CE9PKE
CU-CE12PKE
Destination
North Europe
© Panasonic Corporation 2013.
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Troubleshooting
Related Manuals for Panasonic CS-CE9PKE
Summary of Contents for Panasonic CS-CE9PKE
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Page 1: Table Of Contents
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit. TABLE OF CONTENTS Outdoor Unit ..........14 1. Safety Precautions..........3 6. Refrigeration Cycle Diagram......15 2. Specifications .............5 CS-CE9PKE CU-CE9PKE ......15 3. Features ............11 CS-CE12PKE CU-CE12PKE .....16 4. Location of Controls and Components ..12 7. Block Diagram ..........17 Indoor Unit..........12 8. - Page 2 Indoor Unit ..........21 Outdoor Unit ..........22 10. Printed Circuit Board ........24 10.1 Indoor Unit ..........24 10.2 Outdoor Unit ..........25 11. Installation Instruction........26 11.1 Select the Best Location......26 11.2 Indoor Unit ..........27 11.3 Outdoor Unit ..........32 12. Operation and Control ........35 12.1 Basic Function ..........35 12.2...
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Page 3: Safety Precautions
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. •... - Page 4 WARNING 19. During installation, install the refrigerant piping properly before run the compressor. (Operation of compressor without fixing refrigeration piping and valves at opened condition will cause suck-in of air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc). 20.
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Page 5: Specifications
2. Specifications Indoor CS-CE9PKE Model Outdoor CU-CE9PKE Performance Test Condition EUROVENT Phase, Hz Single, 50 Power Supply Min. Mid. Max. 0.85 2.50 3.00 Capacity BTU/h 2900 8530 10200 kcal/h 2150 2580 Running Current – 2.60 – Input Power Annual Consumption –... - Page 6 Indoor CS-CE9PKE Model Outdoor CU-CE9PKE Type Hermetic Motor (Rotary) Compressor Motor Type Brushless (6 poles) Output Power Type Cross-flow Fan Material ASG20K1 Motor Type DC / Transistor (8-poles) Input Power 47.3 Output Power Cool/Fan Heat Cool/Fan Speed Heat Cool/Fan 1090...
- Page 7 Indoor CS-CE9PKE Model Outdoor CU-CE9PKE Fin Material Aluminium (Pre Coat) Fin Type Slit Fin Indoor Heat Exchanger Row × Stage × FPI 2 × 15 × 19 Size (W × H × L) 610 × 315 × 25.4 Fin Material...
- Page 8 Indoor CS-CE12PKE Model Outdoor CU-CE12PKE Performance Test Condition EUROVENT Phase, Hz Single, 50 Power Supply Min. Mid. Max. 0.85 3.50 4.00 Capacity BTU/h 2900 11900 13600 kcal/h 3010 3440 Running Current – 4.40 – Input Power 1.16k Annual Consumption – –...
- Page 9 Indoor CS-CE12PKE Model Outdoor CU-CE12PKE Type Hermetic Motor (Rotary) Compressor Motor Type Brushless (6 poles) Output Power Type Cross-flow Fan Material ASG20K1 Motor Type DC / Transistor (8-poles) Input Power 47.3 Output Power Cool/Fan Heat Cool/Fan 1010 Speed Heat 1130 Cool/Fan 1240 Heat...
- Page 10 Indoor CS-CE12PKE Model Outdoor CU-CE12PKE Fin Material Aluminium (Pre Coat) Fin Type Slit Fin Indoor Heat Exchanger Row × Stage × FPI 2 × 15 × 21 Size (W × H × L) 610 × 315 × 25.4 Fin Material Aluminium Outdoor Fin Type...
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Page 11: Features
3. Features • Inverter Technology Wider output power range Energy saving More precise temperature control • Environment Protection Non-ozone depletion substances refrigerant (R410A) • Long Installation Piping Long piping up to 15 meters during single split connection only • Easy to use remote control •... -
Page 12: Location Of Controls And Components
4. Location of Controls and Components Indoor Unit Air Filters Front panel Auto OFF/ON button • Use when remote control is misplaced or a malfunction occurs. Aluminium Fin INDICATOR (Green/Blue) POWER/DEICE (Orange) TIMER Horizontal airflow Remote Control direction louver Receiver •... -
Page 13: Dimensions
5. Dimensions Indoor Unit <Top View> <Side View> <Side View> <Front View> Air intake direction Left piping Air outlet Right piping hole direction hole <Bottom View> <Remote Control> <Rear View> (41 ~ 61) <Remote Control Holder> Liquid side Gas side Relative position between the indoor unit and the installation plate <Front View>... -
Page 14: Outdoor Unit
Outdoor Unit <Top View> Space necessary for 68.5 installation (124) (53.4) 10cm 10cm 100cm Anchor Bolt Pitch 330 x 540 <Side View> <Side View> <Front View> 3-way valve at Gas side Unit : mm (Low Pressure) 2-way valve at Liquid side (High Pressure) -
Page 15: Refrigeration Cycle Diagram
6. Refrigeration Cycle Diagram CS-CE9PKE CU-CE9PKE LIQUID CHECK CAPILLARY SIDE VALVE MUFFLER TUBE 2-WAY VALVE PIPE PIPE CAPILLARY TEMP. TEMP. TUBE SENSOR SENSOR INTAKE INTAKE TEMP. TEMP. SENSOR SENSOR HEAT EXCHANGER HEAT EXCHANGER (EVAPORATOR) (CONDENSER) SIDE TANK 4-WAY VALVE 3-WAY TEMP. -
Page 16: Cs-Ce12Pke Cu-Ce12Pke
CS-CE12PKE CU-CE12PKE LIQUID EXPANSION SIDE VALVE MUFFLER STRAINER 2-WAY VALVE PIPE PIPE TEMP. TEMP. SENSOR SENSOR INTAKE INTAKE TEMP. TEMP. SENSOR SENSOR HEAT EXCHANGER HEAT EXCHANGER (EVAPORATOR) (CONDENSER) SIDE TANK 4-WAY VALVE 3-WAY TEMP. VALVE SENSOR MUFFLER COMPRESSOR COOLING HEATING... -
Page 17: Block Diagram
7. Block Diagram... -
Page 18: Wiring Connection Diagram
8. Wiring Connection Diagram Indoor Unit GROUNDING TERMINAL TERMINAL BOARD RY-PWR2 FUSE301 AC303 T3.15A L250V (WHT) TEMP. FUSE AC304 102°C (3A) (RED) TO OUTDOOR NOISE G301 TEMP. FUSE UNIT (GRN) FILTER 102°C (3A) CIRCUIT UP DOWN GROUNDING COMMUNICATION LOUVER MOTOR TERMINAL CIRCUIT RECTIFICATION... -
Page 19: Outdoor Unit
Outdoor Unit 8.2.1 CU-CE9PKE YELLOW (YLW) TO INDOOR UNIT (BLACK) (WHITE) (RED) BLUE (BLU) RED (RED) (TRADEMARK) REACTOR COMPRESSOR TERMINAL TERMINAL (BLACK) (WHITE) (RED) BOARD THE PARENTHESIZED LETTERS IS INDICATED ON TERMINAL COVER. RAT2 RAT1 (GRY) (GRY) DATA OUTDOOR AIR TEMP. (RED) SENSOR (THERMISTOR) CN-TH1... - Page 20 8.2.2 CU-CE12PKE YELLOW (YLW) TO INDOOR UNIT (BLACK) (WHITE) (RED) BLUE (BLU) RED (RED) (TRADEMARK) REACTOR COMPRESSOR TERMINAL TERMINAL (BLACK) (WHITE) (RED) BOARD THE PARENTHESIZED LETTERS IS INDICATED ON TERMINAL COVER. RAT2 RAT1 (GRY) (GRY) DATA OUTDOOR AIR TEMP. (RED) SENSOR (THERMISTOR) CN-TH1 NOISE FILTER...
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Page 21: Electronic Circuit Diagram
9. Electronic Circuit Diagram Indoor Unit... -
Page 22: Outdoor Unit
Outdoor Unit 9.2.1 CU-CE9PKE TO INDOOR UNIT (BLACK) (WHITE) (RED) REACTOR TERMINAL (BLACK) (WHITE) (RED) BOARD RAT2 RAT1 (GRY) (GRY) DATA (RED) OUTDOOR AIR TEMP. SENSOR (THERMISTOR) 15.0k 15.8k NOISE FILTER COMMUNICATION CIRCUIT AC-BLK CIRCUIT (BLK) FUSE 103 PIPING TEMP. CN-TH1 RECTIFICATION (20A 250V) - Page 23 9.2.2 CU-CE12PKE TO INDOOR UNIT (BLACK) (WHITE) (RED) REACTOR TERMINAL (BLACK) (WHITE) (RED) BOARD RAT2 RAT1 (GRY) (GRY) DATA (RED) OUTDOOR AIR TEMP. 15.0k 15.8k SENSOR (THERMISTOR) NOISE FILTER COMMUNICATION CIRCUIT AC-BLK CIRCUIT (BLK) FUSE 103 PIPING TEMP. CN-TH1 RECTIFICATION (20A 250V) SENSOR (THERMISTOR) CIRCUIT...
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Page 24: Printed Circuit Board
10. Printed Circuit Board 10.1 Indoor Unit 10.1.1 Main Printed Circuit Board CN-FM CN-CNT CN-STM1 CN-DISP CN-TH JP1 (Random Auto Restart enable/disable) 10.1.2 Indicator and Receiver Printed Circuit Board LED202 LED201 CN-DISP... -
Page 25: Outdoor Unit
10.2 Outdoor Unit DATA AC-BLK AC-WHT CN-STM (CE12PKE only) CN-HOT CN-TH1 CN-TANK CURRENT TRANSFORMER CN-S (CT) POWER TRANSISTOR (IPM) -
Page 26: Installation Instruction
11. Installation Instruction 11.1 Select the Best Location 11.1.3 Indoor/Outdoor Unit Installation Diagram 11.1.1 Indoor Unit • Piping direction Attention not to bend Do not install the unit in excessive oil fume area (Front side) up drain hose such as kitchen, workshop and etc. Right Right •... -
Page 27: Indoor Unit
11.2 Indoor Unit 11.2.1 How to Fix Installation Plate The mounting wall is strong and solid enough to prevent it from the vibration. Wall Wall Wall More than 1 More than 1 More 2 screw than 2 128 mm DISTANCETO PIPE HOLE CENTER 128 mm 241.5 mm... -
Page 28: Indoor Unit Installation
11.2.3 Indoor Unit Installation Right Rear piping 11.2.3.1 For the right rear piping Tape it with piping in a position as Step-1 Pull out the Indoor piping mentioned in Fig. below. Piping Step-2 Install the Indoor Unit Cover Cover for the Cover for for the Drain... -
Page 29: Connect The Cable To The Indoor Unit
Replace the d rain hose Rear view for left piping installation Connection cable Piping More than 1150 mm Drain hose Drain hose Sleeve for piping hole Drain cap • • How to pull the piping and drain hose out, in case In case of left piping how to insert of the embeddedpiping the connection cable and drain hose. - Page 30 Remove the tapes and connect the power supply cord and connection cable between indoor unit and outdoor unit according to the diagram below. Terminals on the outdoor unit Colour of wires (connection cable) Terminals on the indoor unit (Power supply cord) Terminals on the isolating devices (Disconnecting means) Secure the power supply cord and connection cable onto the control board with the holder.
- Page 31 RISK OF FIRE JOINING OF WIRES MAY CAUSE WARNING OVERHE ATING AND FIRE. Do not joint wires Use complete wire without joining. Use appr oved socket and plug with ea rth pin. Wire connection in this area must follow to national wi ring rules.
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Page 32: Outdoor Unit
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. Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10 mm). When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand firmly with bolt or nails. -
Page 33: Evacuation Of The Equipment
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. Liquid side Indoor unit Two-way valve Outdoor unit Close Gas side Three- way valve OPEN Close Vacuum... -
Page 34: Connect The Cable To The Outdoor Unit
11.3.4 Connect the cable to the Outdoor Unit Remove the control board cover from the unit by loosening the screw. Terminal Connection cable between indoor unit and Board outdoor unit shall be approved polychloroprene sheathed 4 × 1.5 mm flexible Earth Wire cord, type designation 245 IEC 57 or heavier longer than... -
Page 35: Operation And Control
12. Operation and 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 maintains the set temperature by measuring the temperature of the environment and performing temperature shifting. -
Page 36: Indoor Fan Motor Operation
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 seconds to detect the indoor intake air temperature. -
Page 37: Outdoor Fan Motor Operation
ii. Auto Fan Speed [Cooling, Dry] • According to room temperature and setting temperature, indoor fan speed is determined automatically. • The indoor fan will operate according to pattern below. [1 pattern : 10 s] Speed Higher Medium Lower [Fan] •... -
Page 38: Timer Control
12.4.1 Vertical Airflow Vane Angle (°) Operation Mode Airflow Direction Auto Heat Exchanger 43.8 Temperature Heating 21.2 Manual 21.2 32.5 43.8 Auto 10 ~ 40 Cooling and Fan Manual 17.5 32.5 Auto 10 ~ 40 Soft Dry Manual 17.5 32.5 Automatic vertical airflow direction can be set using remote control;... -
Page 39: Auto Restart Control
12.5.2 OFF Timer Control OFF timer 1 and OFF timer 2 can be set using remote control, the unit with timer set will stop operate at set time. 12.6 Auto Restart Control When the power supply is cut off during the operation of air conditioner, the compressor will re-operate within three to four minutes (there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected randomly) after power supply resumes. -
Page 40: Protection Control
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 period. •... - Page 41 13.1.4 Compressor Overheating Prevention Control • Instructed frequency for compressor operation will be regulated by compressor discharge temperature. The changes of frequency are as below. • If compressor discharge temperature exceeds 103°C, compressor will be stopped, occurs 4 times per 20 minutes, timer LED will be blinking.
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Page 42: Protection Control For Cooling & Soft Dry Operation
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. •... -
Page 43: Protection Control For Heating Operation
13.2.6 Dew Prevention Control 2 • To prevent dew formation at indoor unit discharge area. • This control starts if all conditions continue for 20 minutes: Operated with Cooling or Soft Dry Mode. Indoor intake temperature is between 25°C and 29°C. Outdoor air temperature is less than 30°C. - Page 44 13.3.4 Compressor Oil Return Control • When compressor starts, the compressor will be regulated for 240 seconds. 13.3.5 Cold Draught Prevention Control • When indoor pipe temperature is low, cold draught operation starts where indoor fan speed will be reduced. 13.3.6 Deice Operation •...
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Page 45: Servicing Mode
14. Servicing Mode 14.1 Auto OFF/ON Button Auto OFF/ON Auto OFF/ON Auto OFF/ON Button pressed Button pressed Button pressed 5 sec 5 sec Auto Operation Test Run Operation Stop Test Run Operation Stop (Forced cooling operation) (Forced heating operation) Beep Beep x 2 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto OFF/ON button is pressed. -
Page 46: Remote Control Button
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 standby condition) and press “AC Reset”... -
Page 47: Troubleshooting Guide
15. Troubleshooting Guide 15.1 Refrigeration Cycle System In order to diagnose malfunctions, make sure that there are no Normal Pressure and Outlet Air Temperature (Standard) electrical problems before inspecting the refrigeration cycle. Gas pressure Outlet air Such problems include insufficient insulation, problem with the MPa (kg/cm temperature (°C) power source, malfunction of a compressor and a fan. - Page 48 15.1.1 Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Heating Mode Condition of the Electric current Electric current air conditioner Low Pressure High Pressure Low Pressure High Pressure during operation during operation Insufficient refrigerant (gas leakage) Clogged capillary tube or strainer...
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Page 49: Breakdown Self Diagnosis Function
15.2 Breakdown Self Diagnosis Function 15.2.1 Self Diagnosis Function (Three Digits Alphanumeric Code) • Every press of the button (up or down) will Once abnormality has occurred during operation, increase abnormality numbers and transmit the unit will stop its operation, and Timer LED abnormality code signal to the main unit. -
Page 50: Error Code Table
15.3 Error Code Table Diagnosis Abnormality / Abnormality Protection Problem Check location display Protection control Judgment Operation No memory of failure — Normal operation — — Indoor fan only • Indoor/outdoor wire terminal Indoor/outdoor operation can Indoor/outdoor After operation for •... - Page 51 • Check indoor/outdoor Wrong wiring and connection wire and connection Abnormal wiring or connecting pipe, expansion pipe — — piping connection valve abnormality • Expansion valve and lead wire and connector • ECO sensor ECO sensor ECO sensor open or Continuous for 70s —...
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Page 52: Self-Diagnosis Method
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 indoor unit PCB. -
Page 53: Troubleshooting
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. •... - Page 54 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 connection. •...
- Page 55 15.4.4 H15 (Compressor Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. • Faulty sensor.
- Page 56 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) •...
- Page 57 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 •...
- Page 58 15.4.7 H23 (Indoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
- Page 59 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. •...
- Page 60 15.4.9 H28 (Outdoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
- Page 61 15.4.10 H30 (Compressor Discharge Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
- Page 62 15.4.11 H32 (Outdoor Heat Exchanger Temperature Sensor 2 Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor heat exchanger temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection.
- Page 63 15.4.12 H33 (Unspecified Voltage between Indoor and Outdoor) Malfunction Decision Conditions • The supply power is detected for its requirement by the indoor/outdoor transmission. Malfunction Caused • Wrong models interconnected. • Wrong indoor unit and outdoor unit PCBs used. • Indoor unit or outdoor unit PCB defective.
- Page 64 15.4.13 H34 (Outdoor Heat Sink Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor heat sink temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
- Page 65 15.4.14 H36 (Outdoor Gas Pipe Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor gas pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
- Page 66 15.4.15 H37 (Outdoor Liquid Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor liquid pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
- Page 67 15.4.16 H97 (Outdoor 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. Malfunction Caused • Operation stops due to short circuit inside the fan motor winding. •...
- Page 68 15.4.17 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. •...
- Page 69 15.4.18 H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry) Error Code will not display (no Timer LED blinking) but store in EEPROM Malfunction Decision Conditions • Freeze prevention control takes place (when indoor pipe temperature is lower than 2°C) Malfunction Caused •...
- Page 70 15.4.19 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 •...
- Page 71 15.4.20 F17 (Indoor Standby Units Freezing Abnormality) Malfunction Decision Conditions • When the different between indoor intake air temperature and indoor pipe temperature is above 10°C or indoor pipe temperature is below -1.0°C. Remark: When the indoor standby unit is freezing, the outdoor unit transfers F17 error code to the corresponding indoor unit and H39 to other indoor unit(s).
- Page 72 15.4.21 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 (PFC) protection circuitry at the outdoor unit main PCB senses abnormal DC voltage level for power transistors.
- Page 73 15.4.22 F91 (Refrigeration Cycle Abnormality) Malfunction Decision Conditions • The input current is low while the compressor is running at higher than the setting frequency. Malfunction Caused • Lack of gas. • 3-way valve close. Troubleshooting When F91 indication happens For safety reason and to prevent component breakdown, always switch off the power before remove and...
- Page 74 15.4.23 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 Troubleshooting When F93 indication happens For safety reason and to prevent component breakdown, always switch off the power...
- Page 75 15.4.24 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 •...
- Page 76 15.4.25 F96 (IPM Overheating) Malfunction Decision Conditions • During operating of cooling and heating, when IPM temperature data (100°C) is detected by the IPM temperature sensor. Multi Models only Compressor Overheating: During operation of cooling and heating, when the compressor OL is activated. Heat Sink Overheating: During operation of cooling and heating, when heat sink temperature data (90°C) is detected by the heat sink temperature sensor.
- Page 77 15.4.26 F97 (Compressor Overheating) Malfunction Decision Conditions • During operation of cooling and heating, when compressor tank temperature data (112°C) is detected by the compressor tank temperature sensor. Malfunction Caused • Faulty compressor tank temperature sensor • 2/3 way valve closed •...
- Page 78 15.4.27 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 compressor running.
- Page 79 15.4.28 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. •...
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Page 80: Disassembly And Assembly Instructions
16. Disassembly and Assembly Instructions WARNING High voltages are 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 Controllers, Cross Flow Fan and Indoor Fan Motor Removal Procedures 16.1.1... - Page 81 Figure 3 Figure 4 16.1.3 To remove discharge grille 10. Pull out to remove the drain hose from the discharge grille 11. Then pull the discharge grille downward gently to dismantle it Figure 5...
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Page 82: To Remove Cross Flow Fan And Indoor Fan Motor
16.1.4 To remove control board 12. Remove 4 screws holding the control board then pull out the control board. Figure 6 16.1.5 To remove cross flow fan and indoor fan motor 13. Remove the screw that holding the cross flow fan and fan motor axis. - Page 83 16. Push the holdfast to the left and lift up the evaporator. Evaporator 17. Remove the cross flow fan from the unit by 18. Fan motor can be removed after the pulling it to the left and downward. removal of cross flow fan. Reminder: To reinstall the fan motor, adjust the fan motor connector to 45°...
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Page 84: Outdoor Electronic Controller Removal Procedure
16.2 Outdoor Electronic Controller Removal Procedure Caution! When handling electronic controller, be careful of electrostatic discharge. Remove the 5 screws of the Top Panel. Remove the Control Board as follows: Fig.4 Fig.1 Remove the 8 screws of the Front Panel. Fig.2 Fig.5 Remove the screw of the Terminal Board... -
Page 85: Technical Data
Technical data provided are based on the air conditioner running under free frequency. 17.1 Cool Mode Performance Data Unit setting: Standard piping length, Hi Fan, Cool mode at 16°C Voltage: 230V 17.1.1 CS-CE9PKE / CU-CE9PKE Indoor (°C) Outdoor DB (°C) 19.0 3037... -
Page 86: Service Data
Indoor room temperature: 27°C DryBulb/19°C Wet Bulb • Unit setting: Standard piping length, forced cooling at 16°C, Hi fan • Compressor frequency: Rated for cooling operation • Voltage: 230V 18.1.1 CS-CE9PKE / CU-CE9PKE 17.50 17.00 16.50 16.00 15.50 15.00 Outdoor Air Temperature (ºC) 3.50... - Page 87 18.1.2 CS-CE12PKE / CU-CE12PKE 17.00 16.50 16.00 15.50 15.00 14.50 Outdoor Air Temperature (ºC) 6.00 5.50 5.00 4.50 4.00 3.50 Outdoor Air Temperature (ºC) 1.050 1.000 0.950 0.900 0.850 0.800 Outdoor Air Temperature (ºC)
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Page 88: Heat Mode Outdoor Air Temperature Characteristic
Indoor room temperature: 20°C DryBulb/ -°C Wet Bulb • Unit setting: Standard piping length, forced heating at 30°C, Hi fan • Compressor frequency: Rated for Heating operation • Voltage: 230V 18.2.1 CS-CE9PKE / CU-CE9PKE 37.00 35.00 33.00 31.00 29.00 27.00 Outdoor Air Temperature (ºC) 4.50... - Page 89 18.2.2 CS-CE12PKE / CU-CE12PKE 40.00 38.00 36.00 34.00 32.00 30.00 Outdoor Air Temperature (ºC) 6.00 5.50 5.00 4.50 4.00 3.50 Outdoor Air Temperature (ºC) 3.000 2.800 2.600 2.400 2.200 2.000 Outdoor Air Temperature (ºC)
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Page 90: Piping Length Correction Factor
18.3 Piping Length Correction Factor The characteristic of the unit has to be corrected in accordance with the piping length. 18.3.1 CS-CE9PKE / CU-CE9PKE 18.3.1.1 Cooling Capacity 1.03 1.01 0.99 0.97 0.95 0.93 Range of additional refrigerant charge 0.91 0.89 Piping Length (m) 18.3.1.2... -
Page 91: Cooling Capacity
18.3.2 CS-CE12PKE / CU-CE12PKE 18.3.2.1 Cooling Capacity 1.02 1.01 1.00 0.99 0.98 0.97 0.96 Range of additional refrigerant charge 0.95 0.94 Piping Length (m) 18.3.2.2 Heating Capacity 1.10 1.05 1.00 0.95 Range of additional refrigerant charge 0.90 Piping Length (m) Note: The graphs show the factor after added right amount of additional refrigerant. -
Page 92: Exploded View And Replacement Parts List
19. Exploded View and Replacement Parts List 19.1 Indoor Unit 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. - Page 93 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-CE9PKE CS-CE12PKE REMARK CHASSY COMPLETE CWD50C1653 ← FAN MOTOR ARW7628ACCB ← CROSS FLOW FAN COMPLETE CWH02C1076 ← BEARING ASS’Y CWH64K007 ← SCREW - CROSS FLOW FAN CWH551146 ← EVAPORATOR CWB30C4575 CWB30C4576 FLARE NUT (LIQUID) CWT251030 ←...
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Page 94: Outdoor Unit
19.2 Outdoor Unit 19.2.1 CU-CE9PKE 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. - Page 95 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-CE9PKE REMARK CHASSY ASS'Y CWD52K1310 SOUND PROOF MATERIAL CWG302742 FAN MOTOR BRACKET CWD541167 SCREW CWH551217 FAN MOTOR CWA951853 SCREW - FAN MOTOR MOUNT CWH55252J PROPELLER FAN ASSY CWH03K1066 NUT - PROPELLER FAN CWH56053J COMPRESSOR 5RD132XFD21...
- Page 96 19.2.2 CU-CE12PKE 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.
- Page 97 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-CE12PKE REMARK CHASSY ASS'Y CWD52K1310 SOUND PROOF MATERIAL CWG302742 FAN MOTOR BRACKET CWD541167 SCREW - FAN MOTOR BRACKET CWH551217 FAN MOTOR CWA951854 SCREW - FAN MOTOR MOUNT CWH55252J PROPELLER FAN ASSY CWH03K1066 NUT - PROPELLER FAN CWH56053J COMPRESSOR...
- Page 98 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CU-CE12PKE REMARK SHOCK ABSORBER (RIGHT) CWG713415 SHOCK ABSORBER (LEFT) CWG713416 C.C.CASE CWG566848 (Note) • All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488). • “O” marked parts are recommended to be kept in stock. Printed in Malaysia SB0713-0...