Loading ...
Loading ...
Loading ...
---20---
4.3
TROUBLESHOOTING
GUIDE
In
general,
possible
trouble
is
classified
in
two
kinds.
The
one
is
called
Starting
Failure
which
is
caused
from
an
electrical
defect,
and
the
other
is
ineffective
Air
Conditioning
caused
by
a
defect
in
the
refrigeration
circuit
and
improper
application.
Unit
runs
but
poor
cooling.
Ineffective
Cooling
Check
outdoor
coil
(heat
exchanger)
&
the
fan
operation.
Check
gas
leakage.
Repair
gas
leak.
Replacement
of
unit
if
the
unit
is
beyond
repair.
Satisfactory
operation
with
temperature
difference
of
inlet
&
outlet
air
;
44~50°F(7~10°C)
Check
heat
load
increase.
Clean
condenser.
Not
on
separate
circuit.
Check
inside
gas
pressure.
Adjusting
of
refrigerant
charged.
Malfunction
of
compressor.
Replacement
of
compressor.
Check
cold
air
circulation
for
smooth
flow.
Dirty
indoor
coil
(Heat
exchanger)
Stop
of
auto
air-swing
Correct
above
trouble
Check
clogging
in
refrigera-
tion
circuit.
Repair
clogging
in
refrigera-
tion
circuit.
Obstruction
at
air
outlet
Clogged
of
air
filter.
Malfunction
of
fan
Loading ...
Loading ...
Loading ...