Tadiran Telecom TGI-07H Technical Manual page 26

Timer and power light flicker
Indoor heat exchanger is
Freezed
Is indoor heat
exchanger Freezed ?
Is compressor
Still running ?
Swich off the power , start
up the air conditioner after
the ice disappears
Is indoor heat
exchanger still freezed ?
Swich off the power , replace the
outdoor control board and then
start up the air conditoner.
Is the system in
good condition?
Indoor control board
trouble and
replace it
Timer and running
light flicker
power supply fail
momentary
Switch off the power
supply and start up
in 3 minutes
Are there mis-wring , poor
contact ,or disconnection
among the socket ,indoor
unit and outdoor unit ?
swich off and start up
again , Is it ok ?
Replace the outdoor
control board , Is it ok ?
Outdoor control board
trouble
Indoor coil sensor
Normal protection
Occur by chance
Ourdoor control board
trouble
Reconnect wires or
repair the socket
Does this trouble
still appear ?
The voltage of power
supply is out of
normal range
24
Running light flickers
indoor heat exchanger
Is overload
Is indoor heat exchanger
very hot ?
Is compressor
still running?
Swich off the power , start up the
air conditoner in 10 minutes
Is the system in
good condition ?
Swich off the power , replace the
outdoor control board and then
start up the air conditoner .
Is the system in
good condition ?
Indoor control board
trouble and
replace it
Indoor coil sensor
trouble
Normal protection
Occur by chance
Ourdoor control
board trouble