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.When change mode to ION only mode.
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 ION 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
3.Fan Speed Auto
••If FM Lo
••If FM Lo
maintain RPM
Indoor FM RPM depends on Piping temp sensor of indoor heat exchanger.
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