LG HMC036KDT1 Service Manual - Page 37

cooling, operate

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3. When cooling does not operate Electronic Parts Troubleshooting Guide Turn on Main Power Operate "Cooling Mode( * )" by setting the desired temperature of the remote controller is less than one of the indoor temperature by 1 °C at least. 4,› When in Air Circulation Mode, Compressor/Outdoor Fan is stopped. Check the sensor for indoor temperature is attached as close as to be effected by the temperature of Heat Exchanger(EVA). .- - When the sensor circuit for indoor temperature and connector are in bad connection or are not engaged, Compressor/Outdoor Fan is stopped. • Check the related circuit of R02H(12.1K), R01H(1.0K), R04H(6.2K), R03H(1.0K) (Indoor unit). • Check the indoor temperature sensor is disconnected or not(About 10kn/ at 25°C). Check if connection line (Indoor/Outdoor) is complied with Wiring Diagram. j L. . Good connection Bad connection ..., ,.. Check Outdoor Unit (PCB Ass'y) Correct connection line Service Manual 37

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Electronic
Parts
Troubleshooting
Guide
3.
When
cooling
does
not
operate
Turn
on
Main
Power
Operate
"Cooling
Mode(
*
)"
by
setting
the
desired
temperature
of
the
remote
controller
is
less
than
one
of
the
indoor
temperature
by 1
°C
at
least.
4,›
When
in
Air
Circulation
Mode,
Compressor/Outdoor
Fan
is
stopped.
Check
the
sensor
for
indoor
temperature
is
attached
as
close
as
to
be
effected
by
the
temperature
of
Heat
Exchanger(EVA).
.-
-
When
the
sensor
circuit
for
indoor
temperature
and
connector
are
in
bad
connection
or
are
not
engaged,
Compressor/Outdoor
Fan
is
stopped.
•
Check
the
related
circuit
of
R02H(12.1K),
R01H(1.0K),
R04H(6.2K),
R03H(1.0K)
(Indoor
unit).
•
Check
the
indoor
temperature
sensor
is
disconnected
or
not(About
10kn/
at
25°C).
Check
if
connection
line
(Indoor/Outdoor)
is
complied
with
Wiring
Diagram.
j
„
..............
L.
.
Good
connection
Bad
connection
...,
,..
Check
Outdoor
Unit
(PCB
Ass'y)
Correct
connection
line
Service
Manual
37