– 41 –
No.
Item
Outline of
s
pecification
s
Remark
s
20
Refriger
a
nt
detection
s
en
s
or
control
Refri
g
erant detection
s
en
s
or control
1) The R32 refriger
a
nt le
a
k detection control f
u
nction
s
a
ccording
to refriger
a
nt le
a
k detection
s
en
s
or mo
u
nted in the indoor
u
nit
when o
u
tdoor
u
nit
us
ing R32 refriger
a
nt i
s
connected to
indoor
u
nit.
2) If the
s
en
s
or detect
s
refriger
a
nt le
a
k
s
d
u
ring oper
a
tion,
oper
a
tion of
a
n o
u
tdoor
u
nit i
s
s
topped
a
nd the f
a
n of
a
n
indoor
u
nit oper
a
te
s
au
tom
a
tic
a
lly. A check code "J30"
a
ppe
a
r
s
on the remote controller
s
creen.
Check code "J30" : Refriger
a
nt le
a
k detection
* Do not
us
e g
as
eq
u
ipment or
s
pr
a
y
s
su
ch
as
a
n in
s
ecticide
cont
a
ining com
bus
tion g
as
(LPG etc.) or
s
ilox
a
ne ne
a
r the
indoor
u
nit. Doing
s
o m
a
y c
aus
e the refriger
a
nt le
a
k
detection
s
en
s
or to mi
s
t
a
kenly oper
a
te.
3) Al
s
o, if the
s
en
s
or detect
s
refriger
a
nt le
a
k d
u
ring
s
top,
a
f
a
n
of indoor
u
nit
au
tom
a
tic
a
lly oper
a
te
s
. " Check" indic
a
tor
fl
as
he
s
on the remote controller
s
creen
a
nd if ON/OFF
bu
tton
i
s
p
us
hed, check code "J30"
a
ppe
a
r
s
on the
s
creen.
4) A f
a
n doe
s
not
s
top even if ON/OFF
bu
tton i
s
p
us
hed while
the f
a
n oper
a
te
s
d
u
e to the refriger
a
nt le
a
k detection (
ab
o
u
t
4 ho
u
r
s
).
5) Ventil
a
tion o
u
tp
u
t t
u
rn
s
to ON while the f
a
n oper
a
te
s
.
6) Re
s
etting the circ
u
it
b
re
a
ker
a
llow
s
t
a
t
us
of
a
f
a
n
oper
a
tion/check code "J30" to
b
e rele
as
ed
a
nd
a
ir conditioner
to oper
a
te
as
usua
l.
However, if highly concentr
a
ted refriger
a
nt i
s
detected, the f
a
n
au
tom
a
tic
a
lly re
s
t
a
rt
s
(
ab
o
u
t 4 ho
u
r
s
).
Repl
a
ce the refriger
a
nt le
a
k detection
s
en
s
or to
a
llow
a
ir
conditioner to oper
a
te
as
usua
l.
A
s
en
s
or maintenance control
(Oper
a
tion i
s
po
ss
i
b
le while following
s
a
re di
s
pl
a
yed.)
1) When o
u
tp
u
t of refriger
a
nt le
a
k detection
s
en
s
or i
s
in tro
ub
le
or in open/
s
hort circ
u
it,
a
check code "J29"
a
ppe
a
r
s
on the
remote controller
s
creen d
u
ring oper
a
tion.
A check code "J29" : The refriger
a
nt le
a
k detection
s
en
s
or
tro
ub
le (" Check" indic
a
tor fl
as
he
s
d
u
ring
s
top.)
2) If refriger
a
nt le
a
k detection
s
en
s
or h
as
b
een
us
ed for
ab
o
u
t
7 ye
a
r
s
(life of the prod
u
ct),
a
check code "J31"
a
ppe
a
r
s
on
the remote controller
s
creen d
u
ring oper
a
tion to inform
us
er
s
th
a
t the
s
en
s
or need
s
repl
a
cing.
Check code "J31" :
Come to end of the refriger
a
nt le
a
k
detection
s
en
s
or (" Check" indic
a
tor
fl
as
he
s
d
u
ring
s
top.)
* If the circ
u
it
b
re
a
ker i
s
re
s
et while the check code "J31"
a
ppe
a
r
s
on the
s
creen, the "J31" m
a
y t
u
rn to "J29".
Thi
s
refriger
a
nt le
a
k
detection
s
en
s
or
control doe
s
not
f
u
nction when
a
n
o
u
tdoor
u
nit
us
ing
R410A i
s
connected
with indoor
u
nit.
