Haier D-Series Service Manual page 12

DC motor DC motor ensures more reliable operation with much higher energy saving and lower noise.
Warm start when the unit start working at heating mode,or change from cooling mode to heating mode,the
unit will not blow or blow at super low speed in order to avoid cold air disturbance.
Long life reliable PCB Haier PCB is tested 96 hours under hard enviroment temperature 85
85%, this test condition is more or less 10 years under normal condition.
Smart defrosting Haier smart defrost process is only performed when needed which reduces energy waste
by eliminating the unneeded defrosting process.Enjoy maximum comfort in heating operation by reducing defrosting.
Indoor 5 steps fan speed: The indoor can be remote controlled with 5 steps of fan
peed:powerful/high/middle/low/quiet, which offer more choice for you to get comfort airflow.
3 minutes protection: The 3 minutes protection of the compressor can avoid some damages to it and makes
the compressor have a longer life.
Consealed LED display: Special designed panel and LED display which make it possible to show the
working states and functions only when the unit on while the display and frame can not be seen when unit off in order
to keep indoor decoration with sense of wholeness. Of course you can cancel the display whenever you want.
Self-diagnosis: The LED display of the indoor units will show the error code in order to make service more
easier.
10
Features
& moisture
Domestic air conditioner