Haier AB072XCEAA Service Manual - Page 72

TIMER ON/OFF function

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Chff^j\bZe Abj Chg]blbhg^j Compensation of 5 degree will be valid When Tr＞Ts+4℃，the compressor and outdoor motor will be OFF, indoor motor will run at anti-cold air mode. When Tr

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When Tr
＞
Ts+4
℃，
the compressor and outdoor motor will be OFF, indoor motor will run at
anti-cold air mode.
When Tr<Ts+4
℃，
the compressor, 4-way valve and outdoor motor will run; indoor motor
will run at anti-cold air mode.
*Control of indoor motor:
Manual control:set High/Med/Low/Auto speed due to the actual request.
*Flap position control:
Set the swing flap position due to the actual requirement, press “SWING” to stop swing;
press again, flap can swing freely. Powered on for the first time, the flap will not
swing,instead, flap will reset. If the reset distance is more than the max. swing distance,
the air sending will stop,but the flap swing will not stop.
* Compressor control
Being powered on for the first time is without the 3-minutes protection. If the compressor
stops, it can start up 3 minutes later.
* Remote controller control
The adjustment of set temperature and the remote controller shutoff will not be limited by
8-minute control, you can shut off the unit right now.
*TIMER ON/OFF function
*SLEEP function
*Anti-cold air operaion:
a.On compressor running or compressor running after defrosting, if the indoor evaporator
temperature is below 32
℃
, the indoor motor will stop; if indoor evaporator temperature is
over 32
℃
, indoor motor runs at low speed.
b.If indoor coil temperature can not be over 38
℃
within 4 minutes, the fan motor will run
at set speed.
c.If indoor coil temperature is over 38
℃
within 4 minutes, the fan motor will run at set
speed (for cassette unit, ceiling concealed unit,and AS**XA
E
AA).
d.If the unit stops when it arrives the set temperature, indoor motor will blow air for 50
seconds and then stop.
e.After indoor motor starts up, it will not stop because the coil temperature decreases.
f.Sensor OFF
When the compressor changes from running to stop, fan motor will stop.
g.Remote controller shuts off the unit, and indoor fan motor will stop.
*High temperature protection and high temperature cutoff protection:
a.High temperature protection: When indoor coil temperature is over 60
℃
,outdoormotor
stops; when indoor coil temperature reduces to 54
℃
, outdoor motor will re-start up, fan
speed changing frequency is over 45 seconds.
b.High temperature cutoff protection: When indoor coil temperature is over 68
℃
,10
seconds later, outdoor motor will stop, and indoor motor will run as the sensor is off. After
the compressor is standby for 3 minutes and when the coil temperature is below 60
℃
, the
unit will start up.
Compensation of 5 degree will be valid
±²³³´µ¶·¸¹ º·µ ±²»¼·½·²»´µ
±
7
0
±