Haier HBU-14CL03R1 Service Manual page 47

(2) Auto Selection of Wind Speed
In the following, Tr means room temperature while Ts means setting temperature.
a. During cooling program conversion of wind speed from the low to high won't work until
the present speed has continued for 3 minutes while conversion from the high to low needs
no time delay. The chart below is the sketch map of conversion:
Ts 2
Ts
b. During heating program applicable for cooling-heating type , conversion of wind speed
from the low to high won't work until the present speed has continued for 3 minutes while
conversion from the high to low needs no time delay. The hart below is the sketch map of
conversion:
Ts 1
Ts 3
(3) Dehumidifying program
In the following, Tr means room temperature while Ts means setting temperature.
a. After the system entering dehumidifying program, the compressor, outdoor and indoor
blowing fans run according to the following rules:
(1) Tr > Ts + 2 , the compressor and outdoor blowing fan run continuously while indoor
High speed
Medium speed
Low speed
Low speed
Medium speed
High speed
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ELECTRICAL CONTROL FUNCTIONS
High speed
Ts 3
Medium speed
Ts 1
Low peed
Low speed
Ts
Medium speed
Ts 2
High speed