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Model
CS-E9GFEW CU-E9GFE CS-E12GFEW CU-E12GFE CS-E18GFEW CU-E18GFE
Pages
94
Size
19.93 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / AIR CONDITIONER
File
cs-e9gfew-cu-e9gfe-cs-e12gfew-cu-e12gfe-cs-e18gfew.pdf
Date

Panasonic CS-E9GFEW / CU-E9GFE / CS-E12GFEW / CU-E12GFE / CS-E18GFEW / CU-E18GFE Service Manual ▷ View online

41
2. Heating
Note:
a. UP:
• If move from Lo, the fan speed will be shifted to Maximum 1,520 rpm.
• If move from Maximum, the fan speed no change.
• In up zone, 10 rpm is added for every 10s until Maximum 1,520 rpm.
b. DOWN:
• The fan speed will be decreased one step every 10 sec. until Minimum 1,270 rpm.
c. Current Output Fixed:
• Maintain at present fan speed.
d. Instantaneous Maximum:
• Fan speed will be increased to maximum auto fan speed.
e. Temperature in ( ) is for Powerful Mode operation.
9.6.
Airflow Direction Control
9.6.1.
Air Outlet Selection
• When the Air Outlet Selection Switch is turned to ON, air is blown out from both upper and lower air outlet. 
• When the Air Outlet Selection Switch is turned to OFF, air is blown out from upper air outlet only.
(Fig. a)
Model
No. A
No. B
No. C
Powerful Program
CS-E9GFEW
1090
1110
1130
CS-E12GFEW
1090
1110
1130
CS-E18GFEW
1210
1230
1250
Normal Program
CS-E9GFEW
1050
1070
1090
CS-E12GFEW
1050
1070
1090
CS-E18GFEW
1170
1190
1210
Quiet Program
CS-E9GFEW
1030
1050
1070
CS-E12GFEW
1030
1050
1070
CS-E18GFEW
1150
1170
1190
(rpm)
42
9.6.2.
Cooling/Dry Operation
AIR SWING; AUTO
• When AIR SWING-AUTO of remote control button is pressed, the upper air outlet swings in the range of the upper limit and
the lower limit.
• When fan motor stop, vertical airflow direction louver does not swing. 
• When OFF/ON button is pressed again, the vertical airflow direction louver closes. 
(Fig. b)
AIR SWING; MANUAL
• When AIR SWING-MANUAL of remote control button is pressed, upper air outlet's vertical airflow direction louver position
changes, when button is released, the vertical airflow direction louver position remain at the position.
• When OFF/ON button is pressed again, the vertical airflow direction louver closes.    
9.6.3.
Heating Operation
AIR SWING; AUTO
• According to indoor unit heat exchanger temperature, the vertical airflow direction louver position is set.
• When OFF/ON button is pressed again, the vertical airflow direction louver closes.
Single Type
Multi Type
During defrost operation, as cold draft prevention, the vertical airflow direction louver is set to position C.
(Fig. c)
(Fig. d)
9.6.4.
Lower air outlet Operation 
• Air blown out is controlled with open and close of lower air outlet shutter.
9.6.5.
Left and right wind direction louver Operation
• Manual operation. Position is adjusted with the knob of the left and right louver.
Heat Exchanger Temperature Vertical airflow direction louver position
A zone
Position A
B zone
Position B
C zone
Position A
Heat Exchanger Temperature Vertical airflow direction louver position
A zone
Position B
B zone
Position B
C zone
Position A
43
9.6.6.
Quiet operation (Cooling Mode/Cooling area of Dry Mode)
A. Purpose
To provide quiet cooling 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 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 pressed again.
2. When quiet operation is stopped, operation is shifted to normal operation with previous setting.
3. When fan speed is changed, quiet operation is shifted to quiet operation of the new fan speed.
4. When operation mode is changed, quiet operation is shifted to quiet operation of the new mode.
5. During quiet operation, if timer “on” activates, quiet operation maintains.
6. After off, when on back, quiet operation is not memorised.
C. Control contents
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 -1 step from setting fan speed.
9.6.7.
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 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 pressed again.
2. When quiet operation is stopped, operation is shifted to normal operation with previous setting.
3. When fan speed is changed, quiet operation is shifted to quiet operation of the new fan speed.
4. When operation mode is changed, quiet operation is shifted to quiet operation of the new mode, except fan only mode.
5. During quiet operation, if timer “on” activates, quiet operation maintains.
6. After off, when on back, quiet operation is not memorised.
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 -1 step from setting fan speed.
3. Fan Speed Auto
Indoor FM RPM depends on pipe temp sensor of indoor heat exchanger.
44
9.7.
Powerful Mode Operation
When the powerful mode is selected, the internal setting temperature will shift to achieve the setting temperature quickly.
Single Type: After the startup Powerful, Powerful lamp 20 minutes illumination.
Multi Type: At the time of Powerful driving, Powerful lamp illumination.
(a) Cooling Operation
(b) Dry Operation
(c) Heating Operation
9.8.
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-) and outdoor fan motor start operate for 30 seconds to determine the
indoor intake air temperature and outdoor air temperature in order to judge the operation starting time.
From the above judgement, the decided operation will start operate earlier than the set time as shown below.
9.9.
OFF Timer Control
OFF timer can be set using remote control, the unit with timer set will stop operate at set time.
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