GMC GMCDH-12 Instruction Manual page 13

Colour Digital Display：
Ambient Humidity <45%，
45≤Ambient Humidity
Ambient Humidity
＞65%
If the LED display E0、E2、CL、CH、LO、HI, the light will show red.
E2 Humidity sensor problem - Change a sensor
LO Environmental humidity is below 20% - The dehumidifier shuts down for self-
protection
HI Environmental humidity is above 90% - The dehumidifier shuts down for self-
protection
CL Low temperature protection, the environmental temperature＜5℃ - The dehumidifier
shuts down for self- protection
CH High temperature protection, the environmental temperature＞38℃ - The
dehumidifier shuts down for self- protection
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The light shows Blue
≤65% ，The light shows Green
，The light shows Red