Wall Mounted Type 
Fan Coil Unit Service Manual
23
(2) How to activate the “
Sleep
” function:When the unit is “
On
” and the “
Sleep
” function is deactivated, press 
the “
Function
” key to go to the setting state of the “
Sleep
” function with the symbol“   ”ashing, after that, 
press the “
Enter/Cancel
” key to make a conformation and then the symbol “   ” will stop ashing. 
(3) How to deactivate the “
Sleep
” function
:
When the unit is “
On
” and the “ 
Sleep 
” function is activated, press “ 
Function
” to go to the setting state of the sleep function with the symbol“   ”ashing, after that, and then press “ 
Enter/Cancel
” to make a conrmation and the symbol “   ” will disappear. 
See Fig.14 for how to activate the “
Sleep
” function.
 
When the “Sleep” function 
is not activated
 
Press “Function” to go to 
the setting status
 
Press “Enter/cancel” to 
activate the “Sleep” function
Fig.14 How to Activate the “ 
Sleep
” Function
See Fig.15 for how to deactivate the“
Sleep
”function.
 
 
When the “Sleep” function 
is activated
 
Press “Function” to go to 
the setting status
 
Press “Enter/cancel” to 
deactivate the “Sleep” 
function
Fig.15 How to Deactivate the “
Sleep
” Function
 NOTE
① 
The default setting for the “
Sleep
” function is “
Off
” when the unit is powered on again after power failure.
② 
This function is unavailable under the “Fan” mode.
4�8 Turbo
“
Turbo
” function: It  is  a function to make the  temperature  of the conditioned air approach the  set  value 
rapidly through high-speed running of the fan under either “
Cool
” or “
Heat
” mode.
How to active the “
Turbo
” function: under the “
Cool
” or “
Heat
” mode, when the “
Turbo
” function is “
Off
”, 
press the “
Function
” key to go to the setting status of the “
Turbo
” function with the symbol“   ” ashing, after 
that , press the “
Enter/Cancel
” key to make a conrmation and then the symbol stops ashing. 
How to deactivate the “
Turbo
” function:When the unit “
On
” and the “
Turbo
” function is activated, press the 
“
Function
” key to go to the setting state of the “
Turbo
” function with the symbol“   ”ashing, after that, press 
the “
Enter/Cancel
” key to make a conrmation and then the symbol“   ”disappear .