LG GR-K18PBS Service Manual - Page 32

Refrhaerant

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6-1-3. Operation descriptionofeach circulation circuit No. Parts Cnmprassnr Operation details Cnmprass tha refrigerant from law prassiIra (0kg/cm2) to high pressure 8-12kg/cm2 . Refrigerant gas oondrlion (input and Lnw prassura gas--High prassius OAR /cm2) (8-12kg/cm2) T -1 ` 2 Condenser-&-ttot-Urie--Irligh-pressure-ges refrigerant exhausts--Ileat--Irligh-pressure gas->Hignpressure-liquid- pipe and b: • - liquioi'efrigerant ... ) (8-12kgicro_) _Temperature (80-120cC)-• (40-60'C) 3 r 4 Capillary tube There fs an absorbent that absorbs the moisture thin the circulation &suit, (Moisture absorption device) This is the long narrow pipe where high pressure refrigerant passes to reduce the pressure- High pressure liquid-->Low pressure liquid (8-1214cm?) (0kg/cm?) Temperature (40-60cC) (-27CC) 5 Fvapnratnr I ow pressure_liguid refrigerant absorbs heat _Low presMBEliquid-->l ow pressure gas to change to low pressure gas refrigerant, -- (01Eg/crne)-(0kgicrn2) i eliip f2ige) 6 auction pipe is conii L., e tliC Cvdpoidturdnd compressor. pressure g pressure gab (0kg/cm )18 12kg/cm ) Temperature (-27`C) > poq -linirl -- Because-the-eutletzof the capillary tube is where=theligh:pressumrefeigetant-changes from high to low pressure, the low-pressure refrigerant quickly difluses-te-the-evaperaterTmaking flash sounds. (shik shik sound) ► n the low pressure liquid refrigerant evaporaterfrorrrthe-evaparatar7itirdone throughout the whole pipe from inlet to outlet, making a sound of liguid-refftgerent-flowng7T-W can happen depending on the load condition of the refrigerator and on the evappratiun-bntitis-nara-prnblem 2- Refrhaerant- Refrigerant name Characteristics OOP GWP Remarks- Because it does not include chloride, which cause ozone R134a destruction, it will not destruct the ozone and has a low 0 1200 Refrigerant (HFC-134a) GWP compared to the • • R12 (GWP: 15300). * ODP: Ozone Depleting Potential (Relative index with CFC11 as 1.0) GWP: Glebal-Warming Potential (Relative index with CO2 as 1.0)

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6-1-3.
Operation
description
of
each
circulation
circuit
No.
Parts
Operation
details
Refrigerant
gas
oondrlion
(input
and
Cnmprassnr
Cnmprass
tha
refrigerant
from
law
prassi
Ira
Lnw
prassura
gas
--High
prassius
OAR
to
high
8-12kg/cm
2
/cm
2
)
(0k
g/cm
2
)
pressure
.
(8-12kg/cm
2
)
T
-1
`
2
Condenser-&-ttot-Urie--Irligh-pressure-ges
refrigerant
exhausts--Ileat--Irligh-pressure
gas—>Hignpressure-liquid—
pipe
and
b:
•
-
liquioi'efrigerant
...
)
(8-12kgicro_)
(80-120cC)—•
(40-60'C)
_Temperature
3
r
There
fs
an
absorbent
that
absorbs
the
moisture
thin
the
circulation
&suit,
(Moisture
absorption
device)
4
Capillary
tube
This
is
the
long
narrow
pipe
where
high
High
pressure
liquid
-->Low
pressure
liquid
pressure
refrigerant
passes
to
reduce
the
(8-1214cm?)
(0kg/cm?)
pressure-
Temperature
(40-60cC)
(-27CC)
5
Fvapnratnr
I
ow
pressure_liguid
refrigerant
absorbs
heat
presMBEliquid-->l
ow
pressure
gas
_Low
to
change
to
low
pressure
gas
refrigerant,
--
(01Eg/crne)
-
(0kgicrn
2
)
i
el
iip
f2ige)
6
auction
pipe
is
conii
L.,
e
tl
iC
Cvdpoidturdnd
pressure
g
pressure
gab
compressor.
(0kg/cm
)18
12kg/cm
)
Temperature
(-27`C)
>
poq
-linirl
Because-the-eutletzof
the
capillary
tube
is
where=theligh:pressumrefeigetant-changes
from
high
to
low
pressure,
the
low-pressure
refrigerant
quickly
difluses-te-the-evaperater
T
making
flash
sounds.
(shik
shik
sound)
►
n
the
low
pressure
liquid
refrigerant
evaporaterfrorrrthe
-
evaparatar7itirdone
throughout
the
whole
pipe
from
inlet
to
outlet,
making
a
sound
of
liguid-refftgerent-flowng7T-W
can
happen
depending
on
the
load
condition
of
the
refrigerator
and
on
the
evappratiun
—
bntitis
-
nar
a
-
prnblem
--
2
-
Refrhaerant
—
Refrigerant
Characteristics
OOP
GWP
Remarks
—
name
Because
it
does
include
not
chloride,
which
cause
ozone
R134a
destruction,
it
destruct
the
has
low
will
not
ozone
and
a
0
1200
Refrigerant
(HFC-134a)
GWP
compared
to
the
•
•
R12
(GWP:
15300).
*
ODP:
Ozone
Depleting
Potential
(Relative
index
with
CFC11
as
1.0)
GWP:
Glebal-Warming
Potential
(Relative
index
with
CO2
as
1.0)