Panasonic CS-CE7HKEW, Service Manual, Page: 41 / 78

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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, expect 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.
b. Fan Speed Auto
1. Indoor FM RPM depends on pipe temp sensor of indoor heat exchanger.
12.7. Powerful Mode Operation
• When the powerful mode is selected, the internal setting temperature will shift lower up to 2 q C (for Cooling/Soft Dry) or higher up
to 3.5
q
C (for Heating) than remote control setting temperature for 20 minutes to achieve the setting temperature quickly.
12.8. Timer Control
12.8.1. 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-) 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 judgment, the decided operation will start operate earlier than the set time as shown below.
12.8.2. OFF Timer Control
OFF timer can be set using remote control, the unit with timer set will stop operate at set time.
12.9. 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 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected randomly) after
power supply resumes.
2. This type of control is not applicable during ON/OFF Timer setting.