DC Inverter Duct Type Air Conditioner  Installation and Operation Manual
17
Note:
1. In Auto running mode with save function on, the unit will be forcibly quit Auto running Mode and change 
to current operation mode, After setting of save, sleep function will be canceled.
2. In save mode, if Function button is pressed or there is not any operation within 5s after the last button 
operation, the system will be quit from save function setting and current data won’t be memorized.
3. After power failure and then recovery, save function setting will be memorized. 
4. The lower limited value in cooling mode is 16°C and the upper limited value in heating mode is 30°C.
5. After save setting, if the setting temperature is out of the range in the mode, the limited value will prevail.
 
4.11 E-HEATER Setting 
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E-HEATER: In the heating mode, E-heater is allowed to be turned on for improvement of efciency. If 
heating mode is turned on by button operation, auxiliary electric heating function will be automatically turned 
on. 
Press  Function button in heating mode to  go to the auxiliary  electric  heating function,  the E-HEATER 
blinking,  and  press  Enter/Cancel  button  to  turn  on this function.  In this  case,  the  E-HEATER will be 
displayed, which means E-heater is allowed to be turned on. 
If auxiliary electric heating function is on, press Function button to conrm or press Enter/Cancel button to 
cancel. In this case, E-HEATER won’t be displayed, which means E-heater is prohibited to be turned on. The 
setting of this function is shown as Fig.16 below: