Service manual

some reason, when power supply come back again, the AUTO-RESTART function will set
synchronously and automatically to work. So the air conditioner would work at the same mode
before.
Auto-restart Pre-setting (optional):
If Auto-restart function is needed, follow the steps below to activate this function:
1) Pulling the air-con's plug out of socket.
2) Pressing and holding the Emergency button (ON/OFF) on the indoor, then insert the plug
into the socket again.
3) Keep pressing the Emergency button for more than 10 seconds until three short beeps are
heard. The Auto-restart function has been started.
9. Protection and Failure Display
z When protection display is available, controller will show error code, digital LED shows
error code and setting temperature by turns.
z If there is more than one failure, it will show at first that in front of the error list.
z Protection display function can be selected in hardware, and the default don’t display;
z To insure of in and out communist is credibility, the failures relate to outdoor unit will
remain failure state for 2 minutes max after recovered.
z In all failures, only sensor failures don’t have to repower to cancel.
Service Manual • T-series Ducted Air Conditioner
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