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Panasonic CS-E10HB4EA Service Manual

Summary of CS-E10HB4EA

  • Page 1

    © 2008 panasonic ha air-conditioning (m) sdn. Bhd. (11969-t). All rights reserved. Unauthorized copying and distribution is a violation of law. Order no. Mac0803024c8 air conditioner indoor unit outdoor unit cs-e10hb4ea cu-e10hbea cs-e15hb4ea cu-e15hbea cs-e18hb4ea cu-e18hbea cs-e21hb4eas cu-e21hbea.

  • Page 2: Table of Contents

    2 table of contents page page 1 safety precautions -----------------------------------------------3 2 specifications ------------------------------------------------------5 2.1. Cs-e10hb4ea cu-e10hbea -------------------------5 2.2. Cs-e15hb4ea cu-e15hbea -------------------------7 2.3. Cs-e18hb4ea ...

  • Page 3: 1 Safety Precautions

    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 stated...

  • Page 4

    4 20. After completion of the installation servicing confirm there is no leakage of refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire. 21. Ventilate if there is refrigerant gas leakage during operation. It may cause toxic gas when the refrigerant contacts with fire. ...

  • Page 5: 2 Specifications

    5 2 specifications 2.1. Cs-e10hb4ea cu-e10hbea item unit indoor unit outdoor unit performance test condition eurovent / as c o o l i n g capacity kw 2.50 (0.60 ~ 3.20) btu/h 8530 (2050 ~ 10900) kcal/h 2150 (520 ~ 2750) eer w/w 4.03 (4.14 ~ 3.68) btu/hw 13.8 (14.1 ~ 12.5) noise level db (a) hi: 34, l...

  • Page 6

    6 1. Cooling capacities are based on indoor temperature of 27 °c dry bulb (80.6°f dry bulb), 19.0°c wet bulb (66.2°f wet bulb) and outdoor air temperature of 35 °c dry bulb (95°f dry bulb), 24°c wet bulb (75.2°f wet bulb) 2. Heating capacities are based on indoor temperature of 20 °c dry bulb (68°f ...

  • Page 7

    7 2.2. Cs-e15hb4ea cu-e15hbea item unit indoor unit outdoor unit performance test condition eurovent / as c o o l i n g capacity kw 4.10 (0.90 ~ 4.80) btu/h 14000 (3070 ~ 16400) kcal/h 3530 (770 ~ 4130) eer w/w 3.15 (3.53 ~ 2.81) btu/hw 10.8 (12.00 ~ 9.60) noise level db (a) hi: 34, lo: 26, q-lo: 23...

  • Page 8

    8 1. Cooling capacities are based on indoor temperature of 27 °c dry bulb (80.6°f dry bulb), 19.0°c wet bulb (66.2°f wet bulb) and outdoor air temperature of 35 °c dry bulb (95°f dry bulb), 24°c wet bulb (75.2°f wet bulb) 2. Heating capacities are based on indoor temperature of 20 °c dry bulb (68°f ...

  • Page 9

    9 2.3. Cs-e18hb4ea cu-e18hbea item unit indoor unit outdoor unit performance test condition eurovent / as c o o l i n g capacity kw 4.80 (0.90 ~ 5.70) btu/h 16400 (3070 ~ 19400) kcal/h 4130 (770 ~ 4900) eer w/w 3.14 (3.53 ~ 2.95) btu/hw 10.7 (12.0 ~ 10.1) noise level db (a) hi: 36, lo: 28, q-lo: 25 ...

  • Page 10

    10 1. Cooling capacities are based on indoor temperature of 27 °c dry bulb (80.6°f dry bulb), 19.0°c wet bulb (66.2°f wet bulb) and outdoor air temperature of 35 °c dry bulb (95°f dry bulb), 24°c wet bulb (75.2°f wet bulb) 2. Heating capacities are based on indoor temperature of 20 °c dry bulb (68°f...

  • Page 11

    11 2.4. Cs-e21hb4eas cu-e21hbea item unit indoor unit outdoor unit performance test condition eurovent / as c o o l i n g capacity kw 5.90 (0.90 ~ 6.30) btu/h 20100 (3070 ~ 21500) kcal/h 5070 (770 ~ 5420) eer w/w 2.88 (3.53 ~ 2.86) btu/hw 9.8 (12.0 ~ 9.8) noise level db (a) hi: 41, lo: 33, q-lo: 30 ...

  • Page 12

    12 1. Cooling capacities are based on indoor temperature of 27 °c dry bulb (80.6°f dry bulb), 19.0°c wet bulb (66.2°f wet bulb) and outdoor air temperature of 35 °c dry bulb (95°f dry bulb), 24°c wet bulb (75.2°f wet bulb) 2. Heating capacities are based on indoor temperature of 20 °c dry bulb (68°f...

  • Page 13: 3 Features

    13 3 features • inverter technology - wider output power range - energy saving - quick cooling - quick heating - more precise temperature control • environment protection - non-ozone depletion substances refrigerant (r410a) • long installation piping - long piping up to 20 meter (e10/15hbea), 30 met...

  • Page 14

    14 4 location of controls and components 4.1. Indoor unit 4.2. Outdoor unit 4.3. Remote control.

  • Page 15: 5 Dimensions

    15 5 dimensions 5.1. Indoor unit & remote control.

  • Page 16

    16 5.2. Outdoor unit 5.2.1. Cu-e15hbea cu-e18hbea cu-e21hbea.

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    17 5.2.2. Cu-e10hbea.

  • Page 18

    18 6 refrigeration cycle diagram piping size rated length (m) common length (m) max elevation (m) min. Piping length (m) max. Piping length (m) additional refrigerant (g/m) model gas liquid e10hbea 3/8” 1/4” 7.5 10 15 3 20 20 e15hbea 1/2” 1/4” 7.5 10 15 3 20 20 e18hbea, e21hbea 1/2” 1/4” 5 10 20 3 3...

  • Page 19: 7 Block Diagram

    19 7 block diagram 7.1. Cs-e15hb4ea cu-e15hbea cs-e18hb4ea cu-e18hbea cs-e21hb4eas cu-e21hbea.

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    20 7.2. Cs-e10hb4ea cu-e10hbea.

  • Page 21: 8 Wiring Connection Diagram

    21 8 wiring connection diagram 8.1. Indoor unit.

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    22 8.2. Outdoor unit 8.2.1. Cu-e15hbea cu-e18hbea cu-e21hbea.

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    23 8.2.2. Cu-e10hbea.

  • Page 24

    24 9 electronic circuit diagram 9.1. Indoor unit.

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    25 9.2. Outdoor unit 9.2.1. Cu-e15hbea cu-e18hbea cu-e21hbea.

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    26 9.2.2. Cu-e10hbea.

  • Page 27: 10 Printed Circuit Board

    27 10 printed circuit board 10.1. Indoor unit 10.1.1. Main printed circuit board.

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    28 10.2. Outdoor unit 10.2.1. Main printed circuit board 10.2.1.1. Cu-e15hbea cu-e18hbea cu-e21hbea.

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    29 10.2.1.2. Cu-e10hbea.

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    30 10.2.2. Cpu printed circuit board 10.2.2.1. Cu-e10hbea.

  • Page 31: 11 Installation Instruction

    31 11 installation instruction 11.1. Select the best location outdoor unit • if an awning is built over the unit to prevent direct sunlight or rain, be careful that heat radiation from the condenser is not obstructed. • there should not be any animal or plant which could be affected by hot air disch...

  • Page 32

    32 • thoroughly study the following installation locations 1. In such places as restaurants and kitchens, considerable amount of oil steam and flour adhere to the turbo fan, the fin of the heat exchanger and the drain pump, resulting in heat exchange reduction, spraying, dispersing of water drops, d...

  • Page 33

    33 11.3.3. Refrigerant piping refrigerant is charged to the outdoor unit. For details, see the manual for installation work of outdoor unit. (additional charging, etc.) 1. Brazing for piping. A. Execute brazing before tightening the flare nut. B. Brazing must be executed while blowing nitrogen gas. ...

  • Page 34

    34 11.3.4. Indoor unit drain piping • during drain piping connection, be careful not to exert extra force on the drain port at the indoor unit. • the outside diameter of the drain connection at the indoor unit is 32mm. • be sure to perform heat insulation on the drain piping. • drain piping must hav...

  • Page 35

    35 11.3.5. Heat insulation 1. Use the heat insulation material for the refrigerant piping which has an excellent heat-resistance (over 120 °c). 2. Precautions in high humidity circumstance. This air conditioner has been tested according to the “jis standard conditions with mist” and have been confir...

  • Page 36

    36 11.3.6. Connecting the cable to the indoor • remove the mounting screw, remove the control box cover, and then connect the wires by following the procedure given in the illustration. Earth lead wire shall be longer than other wires as shown in the figure for the electrical safety in case of the s...

  • Page 37

    37 caution • check before hand the height from the ceiling to the unit. • the front grille fitting direction is determined by the unit direction. • only use the screws with the length of 35mm which is provided, to fix the decorative panel. • do not use other screw which is longer it may cause damage...

  • Page 38

    38 11.4. Outdoor unit 11.4.1. Select the best location (refer to “select the best location” section) 11.4.2. 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 h...

  • Page 39

    39 11.4.4. 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. • be sure to conne...

  • Page 40

    40 11.4.5. Connect the cable to the outdoor unit (for detail refer to wiring diagram at unit) 1. Remove the control board cover from the unit by loosening the screw. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 × 1.5 mm 2 flexible cord, type d...

  • Page 41

    41 1. Press auto sw continuously for 11 seconds (buzzer sound = pep pep pep) 2. After 11 seconds, release auto sw, then press remo- con timer “ ” sw continuously for 5 seconds. Reset code will be transmitted. After the reset code is transmitted, release timer “ ” sw. 3. Press remo-con “off/on” butto...

  • Page 42: 12 Operation and Control

    42 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 mai...

  • Page 43

    43 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, indoor intake air temperature and outdoor air temperature. • during operation mode judgment, indoor fan motor (with speed of l...

  • Page 44

    44 [heating] • according to indoor pipe temperature, automatic heating fan speed is determined as follows. B. Feedback control • immediately after the fan motor started, feedback control is performed once every second. • during fan motor on, if fan motor feedback 2550 rpm or increase, fan motor is t...

  • Page 45

    45 1. Automatic vertical airflow direction can be set using remote control; the vane swings up and down within the angles as stated above. For heating mode operation, the angle of the vane depends on the indoor heat exchanger temperature as figure 1 below. When the air conditioner is stopped using r...

  • Page 46

    46 12.3.1. Quiet operation (heating) a. Purpose to provide quiet heating operation compare to normal operation. B. Control condition a. Quiet operation start condition • when “quiet” button at remote control is pressed. Quiet led illuminates. B. Quiet operation stop condition 1. When one of the foll...

  • Page 47

    47 12.5. Timer control 12.5.1. On timer control on timer can be set using remote control, the unit with timer set will start operate earlier than the setting time. This is to provide a comfortable environment when reaching the set on time. 60 minutes before the set time, indoor (at fan speed of lo-)...

  • Page 48

    48 12.8. Drain pump control operation • to drain out the condensed watar trapped in the drain pan in order to prevent the condensed water from overflowing from the drain pan and leaking. • drain pump starts to operate 10 sec. After compressor and indoor fan on. • drain pump stop to operate 90 sec. A...

  • Page 49: 13 Protection Control

    49 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 pe...

  • Page 50

    50 13.1.4. Ipm (power transistor) prevention control a. Overheating prevention control 1. When the ipm temperature rises to 110 °c, compressor operation will stop immediately. 2. Compressor operation restarts after three minutes the temperature decreases to 95 °c. B. Dc peak current control 1. When ...

  • Page 51

    51 13.2.2. Cooling overload control i. Pipe temperature limitation/restriction • detects the outdoor pipe temperature and carry out below restriction/limitation (limit the compressor operation frequency) • the compressor stop if outdoor pipe temperature exceeds 63 °c. • if the compressor stops 4 tim...

  • Page 52

    52 13.3. Protection control for heating operation 13.3.1. Intake air temperature control compressor will operate at maximum frequency if below conditions occur: 1. When the indoor intake air temperature is 30 °c or above. 13.3.2. Outdoor air temperature control the maximum current value is regulated...

  • Page 53: 14 Servicing Mode

    53 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 operati...

  • Page 54

    54 14.2. Select remote control transmission code • there are 4 types of remote control transmission code could be selected and stored in eeprom of indoor unit. The indoor unit will only operate when received signal with same transmission code from remote control. This could prevent signal interferen...

  • Page 55: 15 Troubleshooting Guide

    55 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...

  • Page 56

    56 15.2. Relationship between the condition of the air conditioner and pressure and electric current • carry out the measurements of pressure, electric current, and temperature fifteen minutes after an operation is started. Cooling mode heating mode condition of the air conditioner low pressure high...

  • Page 57

    57 15.3. Breakdown self diagnosis function 15.3.1. 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...

  • Page 58

    58 15.4. Error codes table note: “o” - 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 switch until “beep” sound heard following by pressing the “check” button at remote control. Although operation forced to stop whe...

  • Page 59

    59 16 disassembly and assembly instructions 16.1. Disassembly of parts 1. Open the intake grille from the front grille by moving the catchers to center (fig.1). 2. Remove the control board cover by removing the screws (fig. 2). 3. Release the (fig. 3): • cn-stm1 (wht) connector. • cn-stm2 (ylw) conn...

  • Page 60

    60 4. To remove the electronic controller, release the 6 hooks that hold it to the control board (fig. 4). 5. Remove the front grille by removing the screw a and screws b, c & d half way open (fig. 5). 6. Remove the air guider and drain pan complete by removing the screws (fig. 6). 7. Remove the tur...

  • Page 61

    61 8. Remove the fan motor by release the fan motor lead wire connectors and fan motor screws (fig. 8). Fig. 8 outdoor electronic controller removal procedure 1. Remove the top panel and front panel fig. 9 2. Remove the outdoor electronic controller fig. 10 fig. 11 fig. 12 • be save to return the wi...

  • Page 62: 17 Technical Data

    62 17 technical data 17.1. Operation characteristics 17.1.1. Cs-e10hb4ea cu-e10hbea.

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    63.

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    64.

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    65.

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    66 17.1.2. Cs-e15hb4ea cu-e15hbea.

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    67.

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    68.

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    69.

  • Page 70

    70 17.1.3. Cs-e18hb4ea cu-e18hbea.

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    71.

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    72.

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    73.

  • Page 74

    74 17.1.4. Cs-e21hb4eas cu-e21hbea.

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    75.

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    76.

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    77.

  • Page 78

    78 17.2. Sensible capacity chart cs-e10hb4ea cu-e10hbea cs-e15hb4ea cu-e15hbea cs-e18hb4ea cu-e18hbea cs-e21hb4eas cu-e21hbea outdoor temp. ( °c) indoor wet bulb temp. 30 35 40 46 tc shc ip tc shc ip tc shc ip tc shc ip 17.0 °c 2.48 1.88 0.57 2.32 1.80 0.61 2.16 1.73 0.65 1.96 1.65 0.70 19.0 °c 2.50...

  • Page 79

    79 18 exploded view and replacement parts list 18.1. Cs-e10hb4ea cs-e15hb4ea cs-e18hb4ea cs-e21hb4eas.

  • Page 80

    80 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 81

    81 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. Ref. No. Parts name & description qty cs-e10hb4ea cs-e15hb4ea cs-e18hb4ea cs-e21hb4eas remarks 1 base pan ass’y 1 cwd52k1100 ← ← ← 2 inner polystyrene complete 1 cwg07c...

  • Page 82

    82 18.2. Cz-bt20e (front grille complete) 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 83

    83 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. Ref. No. Part description qty part no. 1 front grille - complete 1 cwe11c3105 2 frone - front grille co. 1 cwe11c3353 4 a.S motor dc single 12v 250 ohm 2 cwa981105j 5 b...

  • Page 84

    84 18.3. Cu-e10hbea 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 85

    85 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. Ref. No. Description & name qty. Cu-e10hbea remarks 1 chassy ass’y 1 cwd50k2176 3 fan motor bracket 1 cwd541089 4 screw - fan motor bracket 3 cwh551217 5 fan motor 1 ar...

  • Page 86

    86 18.4. Cu-e15hbea cu-e18hbea cu-e21hbea 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 87

    87 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. Ref. No. Description & name qty. Cu-e15hbea cu-e18hbea cu-e21hbea remarks 1 chassy ass’y 1 cwd50k2085 ← ← 2 anti-vibration bushing 3 cwh50077 ← ← 3 compressor 1 5cs130x...

  • Page 88

    88 [phaam] printed in malaysia ssyw0803 - 00