MUND CLIMA MUCH-20-H4, Operation Manual, Page: 14 / 43

Ducted Split Type Air-Conditioning
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5.8 Sleep Setting
Sleep on: Press Function button under on state of the unit into sleep function and then press Enter/cancel
button to turn on sleeping function.
Sleep off: During sleep on state, press Function button into sleep function and then press Enter/cancel button
to turn off this function.
Sleep setting is shown as Fig.5.8:
Fig.5.8 Sleep setting
Sleep off is default after power failure and then power recovery. There is not sleep function in fan and auto
mode.
Note:
In cooling and dry mode, if the unit with sleep function has run for 1 hour, the preset temperature will be
increased by 1 and 1 in another 1 hour. After that, the unit will run at this temperature. In heating mode, if
the unit with sleep function has run for 1 hour, the preset temperature will be decreased by 1 and 1 in another
1 hour. After that, the unit will run at this temperature.