Samsung AQV12F2VE, Руководство по обслуживанию, Страница: 28 / 51

Samsung Electronics
5-4
5-3 Sequence of trouble shooting for inverter aircon
OPERTION START
. The indoor unit does not work
even though the power is plugged.
. There is no sound “ting”
. The lamp is not on the display.
The indoor unit does not work when
operated by the remocon.
The lamp of the indoor display lamp is
flickering and the indoor unit stops sev-
eral minutes after the indoor unit starts.
Reservation lamp( ) flickering -> Check of the indoor temperature sensor (D)
Operation( ), Reservation( ) lamp flickering -> Check of the indoor heat exchanger (E)
Fan( ) lamp flickering
-> Check of indoor unit fan motor (F)
Reservation( ), Fan( ) lamp flickering -> Check the lines of the indoor and outdoor
communication (G)
Operation( ), Fan ( ) lamp flickering -> Check of the outdoor unit temperature sensor
: Discharge temperature sensor (H)
: Comp top OLP temperature sensor (I)
: Defrost temperature sensor (J)
: Outdoor temperature sensor (K)
Turbo lamp( ) flickering -> Check of the abnormal increase protection
of the operation Current (L)
Reservation( ), Turbo( ) lamp -> Check of the instantaneous over-current protection
flickering mode of inverter circuit (M)
Fan( ), Turbo lamp( ) flickering -> Check the abnormal increase of the comp top and
discharge gas temperature protection mode.(N)
Check the indoor unit control board. (A)
Checking the Remocon. (B)
Check the control board and the display
board of indoor unit.(C)
Check the error mode by confirming the
lamp flickering of indoor unit display.(D~N)
Check the indoor unit
Check of the
Communication line
Check of the Outdoor unit