haier AU422BIBAA - Manual (Page 13)

Operation and performance
3 minutes delay function
If start the unit immediately after its stop, the compressor will operate after 3
minutes have elapsed to protect the unit.
The characteristic of HEATING operation
During operation, if the outdoor temperature is too high, the fan motor of
outdoor unit will automatically change to low fan speed.
About Defrosting operation in Heating operation
During HEATING operation, when the outdoor unit frosts, in order to enhance
the heating effect, the unit will automatically start DEFROSTING operation (about
2~10 minutes), at this time, the condensate water will be drained out from outdoor
unit.
During DEFROSTING operation, the fan motor of indoor unit will be in low
fan speed or stop, the fan motor of outdoor unit will stop.
The working condition of the air conditioner
In order to use the air conditioner correctly, please operate it in the following
condition.
D.B. 18* W.B. 14*
The operation range of the air conditioner
COOLING
DEHUMIDIFYING Indoor side
Maximum
Outdoor side
D.B. -7* W.B. -8*
D.B. 24* W.B. 18*
D.B. 43* W.B. 26*
D.B. 32* W.B. 23*
D.B. 18*
D.B. 27*
D.B. 15*
HEATING
Minimum
*
*
Note:
If the air conditioner operates out of this range for a long time, the protection
device will act and at the same time the outdoor unit will give alarm.
In the working condition of simultaneous COOLING and HEATING, when
the outdoor temperature T1* 28*, HEATING will not operate; when the
outdoor temperature T1* 7*, COOLING will not operate.
When wrong action occurs during operation
During operation, because of the influence of thunder, automobile and
wireless disturbance, the unit has wrong action, cut off the power switch,
after powering on again, press ìON/OFFî button, the unit can be turned on
or off.
About the HEATING capacity
HEATING operation adopts the heat pump type of absorbing the outdoor heat to
release to indoor side, so if the outdoor temperature drops, the HEATING capacity
may be lowered.
When the outdoor temperature is low, the air conditioner can be used together
with other heating devices.
For details, please refer to the operation manual of indoor unit.
Outdoor side
Indoor side
Maximum
Minimum
Maximum
Minimum
Maximum
Minimum
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