3. Main control functions
-77-
Comp
-
re
ss
or
D
is
ch
ar
ge
te
m
p.
se
ns
or
O
il
sep
arat
or
C
ap
illa
ry
tu
be
Ø
2.7
*Ø
1.0
*1
40
0
H
ig
h p
re
ss
ur
e
sw
itc
h
4-w
ay
va
lv
e
P
ip
e s
en
so
r
Toc
i
S
uc
tio
n t
em
p.
se
ns
or
Lo
w
p
re
ss
ur
e
sw
itc
h
Acc
um
ula
to
r
O
utd
oo
r
he
at
exc
han
ge
r
te
m
p.
se
ns
or
D
is
trib
uto
r
S
tra
in
er
E
E
V
O
C
he
ck
v
alv
e
E
E
V
A
S
tra
in
er
U
nit
A
liq
uid
p
ip
e t
em
p.
se
ns
or
In
do
or
u
nit
A
E
E
V
B
S
tra
in
er
U
nit
B
liq
uid
p
ip
e t
em
p.
se
ns
or
In
do
or
u
nit
B
E
E
V
C
S
tra
in
er
Un
it C
liq
uid
p
ip
e t
em
p.
se
ns
or
In
do
or
u
nit
C
U
nit
A
g
as
p
ip
e
te
mp
. s
en
so
r
U
ni
t B
ga
s pi
pe
temp.
sens
or
Uni
t C
g
as
pip
e
temp.
sens
or
In
do
or
un
it
A
In
do
or
un
it
B
In
do
or
un
it
C
4-
w
ay
v
alv
e c
oil
:
O
F
F
O
N
R
efr
ig
er
an
t fl
ow
in
co
ol
in
g
R
efr
ig
er
an
t fl
ow
in
h
ea
tin
g
FAN
-IN
In
do
or
am
bie
nt
te
m
pe
ra
tu
re
se
ns
or
In
do
or
he
at
ex
ch
an
ge
r
te
m
p.
se
ns
or
Liq
uid
s
to
p v
av
le
Liq
uid
s
to
p v
av
le
Liq
uid
s
to
p v
av
le
G
as
s
to
p v
av
le
G
as
s
to
p v
av
le
G
as
s
to
p v
av
le
3.1 Refrigerant diagram
Pipe system for YJU3YH019BAR
R
A-X
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