© 2005 panasonic ha air-conditioning (m) sdn bhd (11969-t). All rights reserved. Unauthorized copying and distribution is a violation of law. Order no. Mac0511088c2 air conditioner cs-e15ekea cu-e15ekea cs-e18ekea cu-e18ekea cs-e21ekea cu-e21ekea table of contents page page 1 safety precautions-----...
2 11 operation and function -------------------------------------- 39 11.1. Basic function -------------------------------------------- 39 11.2. Airflow direction ------------------------------------------ 39 11.3. Quiet operation (cooling mode/cooling area of soft dry mode) ------------------------...
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...
4 3. Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage the furniture. 4. Pb free solder has a higher melting point than standard solder; typically the melting point is 50 - 70°f (30 - 40°c) higher. Please use a high t...
5 2 specifications 2.1. Cs-e15ekea cu-e15ekea unit cs-e15ekea cu-e15ekea performance test condition eurovent cooling capacity kw kcal/h btu/h 4.40 (0.90 - 5.00) 3,780 (770 - 4,300) 15,000 (3,070 - 17,100) heating capacity kw kcal/h btu/h 5.50 (0.90 - 7.10) 4,730 (770 - 6,110) 18,800 (3,070 - 24,200)...
6 • specifications are subject to change without notice for further improvement. Air circulation type cross-flow fan propeller fan material asht-18 p.P motor type transistor (8-poles) transistor (8-poles) rate output w 30 40 fan speed lo (cool/heat) rpm 980 / 1,160 — me (cool/heat) rpm 1,220 / 1,360...
7 2.2. Cs-e18ekea cu-e18ekea unit cs-e18ekea cu-e18ekea performance test condition eurovent cooling capacity kw kcal/h btu/h 5.30 (0.90 - 6.00) 4,560 (770 - 5,160) 18,100 (3,070 - 20,500) heating capacity kw kcal/h btu/h 6.60 (0.90 - 8.00) 5,680 (770 - 6,880) 22,500 (3,070 - 27,300) moisture removal...
8 • specifications are subject to change without notice for further improvement. Air circulation type cross-flow fan propeller fan material asht-18 p.P motor type transistor (8-poles) transistor (8-poles) rate output w 30 40 fan speed lo (cool/heat) rpm 1,170 / 1,240 — me (cool/heat) rpm 1,330 / 1,3...
9 2.3. Cs-e21ekea cu-e21ekea unit cs-e21ekea cu-e21ekea performance test condition eurovent cooling capacity kw kcal/h btu/h 6.30 (0.90 - 7.10) 5,420 (770 - 6,110) 21,500 (3,070 - 24,200) heating capacity kw kcal/h btu/h 7.20 (0.90 - 8.50) 6,190 (770 - 7,310) 24,600 (3,070 - 29,000) moisture removal...
10 • specifications are subject to change without notice for further improvement. Air circulation type cross-flow fan propeller fan material asht-18 p.P motor type transistor (8-poles) transistor (8-poles) rate output w 30 40 fan speed lo (cool/heat) rpm 1,170 / 1,270 — me (cool/heat) rpm 1,355 / 1,...
11 3 features • product - four modes of operation selection - powerful mode operation - on timer and off timer - ionizer mode operation - quiet mode operation - automatic air swing and manual adjusted by remote control for horizontal and vertical airflow - supersonic air purifying system with super ...
12 4 location of controls and components 4.1. Indoor unit 4.1.1. Cs-e15ekea 4.1.2. Cs-e18ekea cs-e21ekea.
13 4.2. Outdoor unit 4.3. Remote control.
14 5 dimensions 5.1. Indoor unit & remote control 5.1.1. Cs-e15ekea.
15 5.1.2. Cs-e18ekea cs-e21ekea.
16 5.2. Outdoor unit.
17 6 refrigeration cycle diagram if piping length is over common length, additional refrigerant should be added as shown in the table. Model piping size rated length (m) common length (m) max. Elevation (m) max. Piping length (m) additional refrigerant (g/m) gas liquid e15ekea 1/2” 1/4” 7.5 7.5 5 15...
18 7 block diagram.
19 8 wiring connection diagram 8.1. Indoor unit.
20 8.2. Outdoor unit.
21 9 printed circuit board 9.1. Indoor unit 9.1.1. Main printed circuit board.
22.
23 9.1.2. Power printed circuit board.
24.
25 9.2. Outdoor unit.
26.
27 10 installation instruction 10.1. Cs-e15ekea 10.1.1. Select the best location indoor unit • there should not be any heat source or steam near the unit. • there should not be any obstacles blocking the air circula- tion. • a place where air circulation in the room is good. • a place where drainage...
28 10.1.3. Indoor unit 10.1.3.1. How to fix installation plate the mounting wall is strong and solid enough to prevent it from the vibration. The centre of installation plate should be at more than 680 mm at right and 570 mm at left of the wall. The distance from installation plate edge to ceiling s...
29 3. For the embedded piping (this can be used for left rear piping & left bottom piping also.).
30 10.1.3.4. Connect the cable to the indoor unit 1. The inside and outside connecting cable can be connected without removing the front grille. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 × 1.5 mm 2 flexible cord, type designation 245 iec 57...
31 10.1.4. Outdoor unit 10.1.4.1. 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 horizon- tally by bolt nut (ø10 mm). 2. When installing at roof, please cons...
32 10.1.4.3. 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. • be sure to con...
33 10.2. Cs-e18ekea cs-e21ekea 10.2.1. Select the best location indoor unit • there should not be any heat source or steam near the unit. • there should not be any obstacles blocking the air circula- tion. • a place where air circulation in the room is good. • a place where drainage can be easily do...
34 10.2.3. Indoor unit 10.2.3.1. How to fix installation plate the mounting wall is strong and solid enough to prevent it from the vibration. The centre of installation plate should be at more than 550 mm at right and left of the wall. The distance from installation plate edge to ceiling should more...
35 3. For the embedded piping (this can be used for left rear piping & left bottom piping also.).
36 10.2.3.4. Connect the cable to the indoor unit 1. The inside and outside connecting cable can be connected without removing the front grille. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 × 1.5 mm 2 flexible cord, type designation 245 iec 57...
37 10.2.4. Outdoor unit 10.2.4.1. 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 by bolt nut (ø10 mm). 2. When installing at roof, please consid...
38 10.2.4.3. 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. • be sure to con...
39 11 operation and function 11.1. 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 ma...
40 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...
41 1. When one of the following conditions is satisfied, quiet operation stops: a. Powerful button is pressed. B. Stop by off/on switch. C. Timer “off” activates. D. Quiet button is pressed again. 2. When quiet operation is stopped, operation is shifted to normal operation with previous setting. 3. ...
42 c. Control contents a. Fan speed manual 1. Fan speed is changed from normal setting to quiet setting of respective fan speed. This is to reduce sound of hi, me, lo for 3db. 2. Fan speed for quiet operation is -100 rpm from setting fan speed. 3. Fan speed auto • if fm lo -100 rpm reduce from norma...
43 11.6. Off timer control off timer can be set using remote control, the unit with timer set will stop operate at set time. 11.7. Auto restart control 1. 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 ...
44 12 protection control 12.1. Protection control for all operations 12.1.1. Time delay safety control 1. The compressor will not start for three minutes after stop of operation. 2. This control is not applicable if the power supply is cut off and on again or after 4-way valve deices condition. 12.1...
45 12.1.5. Compressor overheating prevention control instructed frequency for compressor operation will be regulated by compressor top temperature. The changes of frequency are as below figure. 12.2. Protection control for cooling & soft dry operation 12.2.1. Outdoor air temperature control the comp...
46 • control contents: outdoor fan speed (switch to zone a and b minimum fan speed). Outdoor total current (zone c) higher than the specified. • cancellation condition: when one of above is not satisfied. 12.2.3. Freeze prevention control 1. When indoor heat exchanger temperature is lower than 2 °c ...
47 12.3.3. Overload protection control the compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown in below figures..
48 13 servicing mode 13.1. Auto switch operation the below operations will be performed by pressing the “auto” switch. 1. Auto operation mode the auto operation will be activated immediately once the auto switch is pressed. 2. Test run operation (for pump down/servicing purpose) the test run operati...
49 13.3. Indication panel note: • if power led is blinking, the possible operations of the unit are hot start, during deice operation, operation mode judgment, or delay on timer sampling. • if timer led is blinking, there is an abnormality operation occurs. • if ionizer, led is blinking, there is an...
50 14 troubleshooting guide 14.1. 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 14.2. 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 conditoner low pressure high ...
52 14.3. Breakdown self diagnosis function 14.3.1. Self diagnosis function (three digits alphanumeric code) • once abnormality has occurred during operation, the unit will stop its operation, and timer or both timer and ion leds blink. (the unit does not stop under ion abnormality.) • although timer...
53 14.4. 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...
54 15 disassembly and assembly instructions 15.1. Indoor electronic controller and control board • caution! When handling electronic controller, be careful of electrostatic discharge. • be sure to return the wiring to its original position. • there are many high voltage components within the heat si...
55.
56 15.2. Indoor cross flow fan and fan motor.
57.
58 15.3. Outdoor electronic controller removal procedure 1. Remove the top panel and front panel fig. 10 2. Remove the outdoor electronic controller fig. 11 fig. 12 caution! When handling electronic controller, be careful of electrostatic discharge..
59 16 technical data 16.1. Operation characteristics 16.1.1. Cs-e15ekea cu-e15ekea cooling characteristic at different outdoor air temperature [condition] indoor room temperature : 27/19 °c remote control setting : hi fan, cool 16 °c compressor frequency : rated cooling voltage : 230 v.
60
61 heating characteristic at different outdoor air temperature [condition] indoor room temperature : 20 °c remote control setting : hi fan, heat 30 °c compressor frequency : rated heating voltage : 230 v.
62.
63 cooling characteristic at different piping length [condition] indoor room temperature : 27/19 °c remote control setting : hi fan, cool 16 °c compressor frequency : rated cooling voltage : 230 v.
64.
65 heating characteristic at different piping length [condition] indoor room temperature : 20 °c remote control setting : hi fan, heat 30 °c compressor frequency : rated heating voltage : 230 v.
66.
67 16.1.2. Cs-e18ekea cu-e18ekea cooling characteristic at different outdoor air temperature [condition] indoor room temperature : 27/19 °c remote control setting : hi fan, cool 16 °c compressor frequency : rated cooling voltage : 230 v.
68.
69 heating characteristic at different outdoor air temperature [condition] indoor room temperature : 20 °c remote control setting : hi fan, heat 30 °c compressor frequency : rated heating voltage : 230 v.
70
71 cooling characteristic at different piping length [condition] indoor room temperature : 27/19 °c remote control setting : hi fan, cool 16 °c compressor frequency : rated cooling voltage : 230 v.
72.
73 heating characteristic at different piping length [condition] indoor room temperature : 20 °c remote control setting : hi fan, heat 30 °c compressor frequency : rated heating voltage : 230 v.
74.
75 16.1.3. Cs-e21ekea cu-e21ekea cooling characteristic at different outdoor air temperature [condition] indoor room temperature : 27/19 °c remote control setting : hi fan, cool 16 °c compressor frequency : rated cooling voltage : 230 v.
76.
77 heating characteristic at different outdoor air temperature [condition] indoor room temperature : 20 °c remote control setting : hi fan, heat 30 °c compressor frequency : rated heating voltage : 230 v.
78.
79 cooling characteristic at different piping length [condition] indoor room temperature : 27/19 °c remote control setting : hi fan, cool 16 °c compressor frequency : rated cooling voltage : 230 v.
80
81 heating characteristic at different piping length [condition] indoor room temperature : 20 °c remote control setting : hi fan, heat 30 °c compressor frequency : rated heating voltage : 230 v.
82.
83 16.2. Sensible capacity chart ● cs-e15ekea cu-e15ekea ● cs-e18ekea cu-e18ekea ● cs-e21ekea cu-e21ekea 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 4.36 3.31 1.25 4.08 3.17 1.35 3.79 3.05 1.44 3.45 2.90 1.56 19.0 °c 4.40 1.37 19.5 °c 4.79 3....
84 17 exploded view and replacement parts list 17.1. Cs-e15ekea 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..
85 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. Ref no. Part name & description qty. Cs-e15ekea remarks 1 chassy complete 1 cwd50c1431 2 fan motor 1 cwa981149j o 3 cross flow fan complete 1 cwh02c1045 4 bearing ass’y...
86 17.2. Cs-e18ekea cs-e21ekea 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..
87 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. Ref no. Part name & description qty. Cs-e18ekea cs-e21ekea remarks 1 chassy complete 1 cwd50c1382 ← 2 fan motor 1 cwa981149j ← o 3 cross flow fan complete 1 cwh02c1010 ...
88 17.3. Cu-e15ekea cu-e18ekea cu-e21ekea 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..
89 ref. No. Description & name qty. Cu-e15ekea cu-e18ekea cu-e21ekea remarks 1 chassy ass’y 1 cwd50k2085 ← ← 2 anti-vibration bushing 3 cwh50077 ← ← 3 compressor 1 5cs130xad04 ← ← o 4 nut-compressor mount 3 cwh56000j ← ← 5 sound proof material 1 cwg302302 ← ← 6 fan motor bracket 1 cwd541084 cwd54105...
90 (note) • all parts are supplied from phaam, malaysia (vendor code: 061). • “o” marked parts are recommended to be kept in stock. [phaam] printed in malaysia sfyw0605 - 01 56 drain hose 1 cwh5850080 ← ← 57 packing 1 cwb81012 ← ← 58 sound proof material 1 cwg302290 cwg302270 ← 59 sound proof materi...