Panasonic CS-Z35UD3RAW Service Manual

Also see for CS-Z25UD3RAW: Operating instructions

8514.2 Quiet Operation (Cooling Mode/Cooling Area of Soft Dry Mode)A. PurposeTo provide quiet cooling operation compare to normal operation.B. Control conditiona. Quiet operation start condition When “quiet” button at remote control is pressed.b. Quiet operation stop condition1 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 contents1 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 Compressor frequency reduced.14.2.1 Quiet operation (Heating)A. PurposeTo provide quiet heating operation compare to normal operation.B. Control conditiona. Quiet operation start condition When “quiet” button at remote control is pressed.b. Quiet operation stop condition1 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 contentsa. Fan Speed Auto Indoor FM RPM depends on pipe temperature sensor of indoor heat exchanger.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.b. Fan Speed Manual Manual fan speed for quiet operation is - 1 step from setting fan speed.c. Compressor frequency reduced.