TCL Air Conditioner 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.
z
Error list
Failure type
LED CODE
DIGITAL LED CODE
In and out communication failure
RUN
、
TIMER –both winking
E0
Outdoor communication failure
RUN
、
TIMER –both winking
EC
Outdoor sensor
RUN-1 time/8s
E1
Indoor coil temperature sensor
RUN-2 times /8s
E2
Outdoor coil temperature sensor
RUN-3 times /8s
E3
System abnormity
RUN-4 times /8s
E4
Type mismatch
RUN-5 times /8s
E5
Indoor fan motor
RUN-6 times /8s
E6
Outdoor temperature sensor
RUN-7 times /8s
E7
Discharge temperature sensor
RUN-8 times /8s
E8
Invert module abnormity
RUN-9 times /8s
E9
Outdoor fan motor
（
DC
）
RUN-10
times
/8s
EF
Current sensor
RUN
－
11 times /8s
EA
EEPROM failure
RUN-12 times /8s
EE
Top of compressor temperature switch
RUN-13 times /8s
EP
Voltage sensor
RUN-14 times /8s
EU
9