Auto Commissioning & Management System & Amount of Refrigerant Check Function
Start
Press the tact switch
"
K2
"
4 times.
Enter the S-NET pro signal.
M
eeting the temperature conditions
Determine the refrigerant level
Finish
(Normal)
(Excessive)
(Insufficient)
(Unable to judge)
Check the refrigerant level
T
his
f
u
nction
determines
the
refrigerant
l
e
v
e
l
of
system
thro
u
gh
the
refrigerant
l
e
v
e
l
checking
operation.
Ŷ
B
eyond
the
temperat
u
re
range
of
warranty
,
it
is
not
possib
l
e
to
obtain
an
acc
u
rate
res
ul
t.
- I
ndoor:
20
~
32
°
C
-
O
u
tdoor:
5
~ 4
3
°
C
Ŷ
When
the
operationa
l
cyc
l
e
is
not
stab
l
e
,
the
refrigerant
l
e
v
e
l
detection
operation
may
be
forcef
ull
y
terminated.
Ŷ
When
the
system
has
not
been
u
sed
for
a
l
ong
time
prior
to
the
refrigerant
l
e
v
e
l
detection
operation
,
the
acc
u
racy
may
be
dropped.
H
ence
,
p
l
ease
try
to
r
u
n
the
system
in
coo
l
ing
mode
for
30
or
min
u
tes
in
ad
v
ance.
Ŷ
According
to
the
insta
ll
ation
en
v
ironment
,
the
refrigerant
l
e
v
e
l
checking
res
ul
t
may
not
be
acc
u
rate
when
r
u
nning
the
system
in
protection
mode.
A
ct
i
o
n
to
Judg
me
n
t
R
es
u
lt
Ŷ
E
xcessi
v
e
Refrigerant
L
e
v
e
l
:
After
remo
v
ing
5%
of
refrigerant
from
the
ca
l
c
ul
ated
refrigerant
l
e
v
e
l,
p
l
ease
try
to
r
u
n
the
refrigerant
l
e
v
e
l
detection
f
u
nction
again.
Ŷ
I
ns
u
fficient
Refrigerant
L
e
v
e
l
:
After
adding
5%
of
refrigerant
to
the
ca
l
c
ul
ated
refrigerant
l
e
v
e
l,
p
l
ease
try
to
r
u
n
the
refrigerant
l
e
v
e
l
detection
f
u
nction
again.
Ŷ
E
xcessi
v
e
L
ack
of
Refrigerant:
After
adding
1
0%
of
refrigerant
to
the
ca
l
c
ul
ated
refrigerant
l
e
v
e
l,
p
l
ease
try
to
r
u
n
the
refrigerant
l
e
v
e
l
detection
f
u
nction
again.
Ŷ
U
nab
l
e
to
Ju
dge:
P
l
ease
check
whether
the
system
operates
within
the
temperat
u
re
range
of
warranty
for
the
refrigerant
l
e
v
e
l
detection
operation.
P
l
ease
check
if
there
is
any
other
prob
l
em
in
the
system
thro
u
gh
test
operation.
Note
8
-2
.
Au
tomat
i
c
Chec
k
o
f R
e
f
r
ig
era
n
t
L
e
v
el
