C&H GKH18K3BI, Owner'S Manual

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Display outdoor temperature
Under normal conditions, the “OUT ENV” column shall only display the indoor
temperature. Press the “SLEEP” key for 5 consecutive seconds when the unit is
shut off or start up, the LCD shall display “OUT ENV”. After the outdoor
temperature is displayed for 10 seconds, the system shall return to the display
interface of indoor temperature. Note: If not equipped with an outdoor
ambient sensor, the unit shall not have this function.
SWING
TIMER
Power-fail Memory Function Setting
SWING
TIMER
Press and hold the “MODE” key for 10 seconds when the unit is shut off to switch
set values so as to decide if the unit operating status or shutoff status shall be
memorized after a power fail. If the set temperature area displays 01, it means the
unit operating status or shutoff status shall be memorized after a power fail; 02
means the operating status or shutoff status shall not be memorized. Press the
“ON/OFF” key to store the set value and exit the setting.
Debug Function Setting
When the unit is shut off, press the “FAN” key and the “SWING” key
Simultaneously to activate the debug menu. Now the LCD displays “DEBUG”.
Press the “MODE” key to select setting item and use the ( ) key or the ( )
key to set actual value.
Setting of Ambient Temp. Sensor Under the debug mode , press the “MODE” key
so as to display “01” On the set temperature area (at the left of “DEBUG”). The
OUT ENV area (at the right of “DEBUG”) displays setting status. Now use the
( ) key or the ( ) key to select from the following two settings:
The indoor room temperature is measured at the air intake(Now the OUT ENV
area displays 01).
The indoor room temperature is measured at the wire controller (Now the OUT
ENV area displays 02).
The indoor room temperature is measured at the wire controller when the mode is
'heating' or 'auto'. At other modes, it is measured at the air intake (Now the OUT
ENV area displays 03). The default is 03.