Haier LT22M1CW User Manual page 36

The green and yellow wire, not required on double insulated appliances, must be
connected to the terminal in the plug which is marked with the letter E or with the
earth symbol or coloured green and yellow.
The blue wire must be connected to the terminal marked N or coloured Blue or Black.
The brown wire must be connected to the terminal marked L or coloured Brown or
Red.
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