3. Piping Diagrams
Th1
E.E.V.
Accumulator
r
Inve
rt
e
r
C
om
p
r
e
ss
or
H
e
at
H
ig
h
P
r
e
ss
ur
e
S/W
E
x
c
h
a
n
g
e
r
R
eve
r
s
i
n
g
V
al
ve
OU
T
DOO
R
UN
I
T
R
e
f
r
ig
e
ra
n
t
F
lo
w
C
ool
i
n
g
H
e
at
i
n
g
G
a
s
(
Ø
1
5
.
88
mm
)
L
i
q
u
i
d
(
Ø
9
.
5
2
mm
)
F
i
e
l
d
Pi
p
i
n
g
Th
2
Th
4
Th
3
Th
5
- 4 -
Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LOC.
Description PCB
Connector
EEV
Electronic Expansion Valve
CN_LEV1
Th1
Thermistor for suction pipe temperature
CN_TH3
Th2
Thermistor for discharge pipe temperature
CN_TH3
Th3
Thermistor for condenser pipe temperature
CN_TH2
Th4
Thermistor for outdoor air temperature
CN_TH2
Th5
Thermistor for condenser middle pipe temperature
CN_TH4
Содержание LUU246HV
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