Quiet Operation (Cooling Mode/Cooling Area Of Soft Dry Mode) - Panasonic CS-E10KD3EA Service Manual

B. Feedback control
• Immediately after the fan motor started, feedback control is performed once every second.
• During fan motor on, if fan motor feedback
increase, fan motor is then stop and restart. If the fan motor counter becomes 7 times, then H19 - fan motor error is detected.
Operation stops and cannot on back.
12.1.7. Outdoor Fan Motor Operation
Outdoor fan motor is operated with 15 fan speed. It starts when compressor starts operation and it stops 30 seconds after compres-
sor stops operation.

12.2. Quiet operation (Cooling Mode/Cooling area of Soft 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 is 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. Auto 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. Manual fan speed for quiet operation is 1 step from setting fan speed.
3. Outdoor fan speed is changed to Q-Lo
4. Compressor frequency reduced.
2550 rpm or < 50 rpm continue for 10 seconds, then fan motor error counter
47