Haier HSU-12HS03/R2DB service manual Domestic Air Conditioner, Trouble Records, Special functions

Domestic Air Conditioner	HSU-12HS03/R2(DB)
	Model: HSU-09HS03/R2(DB)

receives wrong EEPROM signals from the outdoor unit.

. In this case the control and emergency operation are not allowed.

. Power-off to disarm.

14 .Trouble Records

. There are no lists if there are no error code records.

. The malfunction display will automatically disappear after 10 seconds.

The remote control accepts stop signal only. The malfunction record may end according to the ON/OFF or remote-control’s stop signal

. Models with EEPROM can store the records when they are replugged to the power.

15. Special functions

1、The indoor unit operates only

a. To enter into this function please press the sleep key 6 times with 6 beeps in 7 seconds under the none-power-failure-compensation mode.

b. ：The indoor unit operates as follows after entering into the function.

The indoor unit operates and communicates according to the setting without processing the signals from the outdoor unit but needs to send signals to the outdoor unit without stop.

c. To exit this function pleasepress the OFF key of the remote-controller or the emergency key to power off the unit. You can also unplug the machine to exit this function.

When the indoor unit operates independently, it imitates the outdoor unit to send the following signals to the indoor unit.

Output frequency 58 Hz ,error frost removing state: 17654=0001,13=0,121=01 ,external temperature level K54=00, the indoor heat-exchange temperature is fixed at 47℃

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