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2. Piping Diagrams
Refrigerant Flow
L
O
. C
E
E
V
E
T
1 h
T
T
2 h
T
Th3
Thermistor for condenser middle pipe temperature
T
4 h
r P
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Only for training and service purposes
Outdoor Unit
Ø9.52
Flare Connection
Electronic
Expansion
Strainer
Valve
Ø15.88
Flare Connection
Low
Pressure
Sensor
D
s e
r c
e l
t c
o r
n
c i
E
x
a p
s n
o i
n
V
l a
e v
h
r e
m
s i
o t
f r
r o
d
s i
h c
r a
e g
i p
e p
h
r e
m
s i
o t
f r
r o
o
t u
o d
r o
r i a
e t
s e
u s
e r
e s
s n
r o
Condensing
Temperature
Thermistor
Discharge
Temperature
Thermistor
Inverter
Compressor
p i
o i t
n
e t
m
e p
a r
u t
e r
m
e p
a r
u t
e r
- 5 -
Inlet Air
Temperature
Thermistor
M
P
C
B
C
o
n
e n
t c
r o
C
N
E -
E
V
1
C
N
T -
H
3
C
N
T -
H
2
CN-TH4
C
N
T -
H
1
LGE Internal Use Only
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