Samsung AQV12ACME - Troubleshooting

5. Troubleshooting
ARES
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Since
the
inverter
air conditioner
is
equipped
with
Electrical
control
circuits at
both
Indoor
&
outdoor
unit,
the
trouble
shooting
shall
be
performed
according
to
the
error mode.
Inside
the
controller
of
the
outdoor
unit
(inverter),
the
large
capacity
of
electrolytic
condenser
so
that
it
takes
the
time
to
discharge
after
the
power
off
since
the
elecncal
charge
remains
(the charging
voltage DC
340V).
Take
care
of
the
electrical
shock
by
contact
on
the
charging
part
before
the
discharge
after
the
power
off.
(It
takes approximately
2
minutes
to discharge).
5-1 Basic items for trouble shooting
1) Is the power source proper?
The power source shall be in the range of the rated voltage +10%. If it is out of this range, it may
cause
the
abnormal
operation.
2) Is the connection made between the indoor and outdoor unit?
The
connection
between
indoor
and
outdoor
unit
shall
be
performed
with
4
wire.
(connection
cable of indoor and outdoor unit + ground wire).
3) The phenomena as follows are not out of order.
Phenomena Cause and reason
The operation is not done. e ls the power off or the power unplugged?
+ Does it stop because it is the completion time?
« Unplug and plug again the power source for 2 minutes.
The wind comes out but the | « Is the filter clogged with dust or dirty?
heating/cooling
is
not
+
Is
there
any
direct
light
on
the
outdoor
unit
or
any
obstacle
against
it?
performed.
+
Is
the
selected
temperature
too
high?
Lower
the
selected
temperature
lower
than
the
current
one
(during
cooling).
« Is the selected temperature too low? Raise the desired temperature than the
current one (during heating).
« Is the “Fan only Mode” operation?
The remote controller does | « Is the battery run out?
not operate. « Is the battery inserted in the wrong way(+, -)?
« Is the detection part of the indoor unit blocked?
+ Does it interfered with the radio of neon sign?
i
The
wind
volume
is
not
+
Is
the
operation
selected
among
one
of
Auto
/
Dry
/
Turbo
/
Sleeping?
adjusted.
+
The
temperature
setting
is
not
required
since
the
wind
volume
set
automatically.
»
Check
again
at
the
state
of
Cooling
/
Fan
only
/
Heating.
The
temperature
is
not
set.
|
«
Is
the
operation
selected
among
the
Dry
/
Turbo
/
Sleeping
/
Fan
only
Mode.
Since the temperature is automatically set, the temperature setting is not required.
Check again at the cooling/heating state.
+ The standard temperature +2°C during the automatic operation.
The operation lamp continues | « Push the Operation / Stop button.
to be flickering. ¢ Unplug and plug the power source.
The immediate operation ¢ It is the case that the auto restart function works.
Starts
without
control
of
#
Auto
restart
function
is
the
convenient
function
where
the
operation
state
is
memorized
in
remote
controller
when
the
Memory
IC
during
the
blackout
and
the
operation
restarts
when
the
power
comes
back.
plugged
Samsung
Electronics
.
5-1