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Haier YR-E20 Operation & Installation Manual page 29

Wired controller

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ECO Parameter Setting
1. Unit on+cooling+30°C, keep pressing fan+ up keys for 5
seconds, ECO parameter is displayed on top-left corner,
and the setting icon statically displays 23°C is the default
data in cooling mode. This is to say, the target cooling
temperature is from 23°C to 30°C. You can change ECO
data by up/down key, and press function key to confirm. It
is available under cooling and dry mode.
2. Unit on+heating+16°C, keep pressing fan+ down keys for
5 seconds, ECO parameter is displayed on top-left corner,
and the setting icon statically displays 26°C is the default
data in heating mode. This is to say, the target heating
temperature is from 16°Cto 26°C. You can change this ECO
data by up/down key, and press function key to confirm. It
is available under heating mode.
3. The target temperature is 16°C when entering the forced
cooling even if you set ECO mode. The unit shift to ECO
mode after it exits the forced cooling.
Error Code Inquiry
1. If there is error, error icon
code will be displayed at the temperature displaying area.
will be displayed and error
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