144
es
ua
C
e
m
an
ed
oc
kc
eh
C
ed
oc
kc
eh
C
Abnormal inverter DC voltage
(on compressor)
Power failure of the power supply to the outdoor unit
Su
b-
co
de
: 0
0:
P
has
e e
rr
or /
p
ow
er f
ail
ur
e i
s d
et
ec
ted
.
Che
ck
th
e
p
h
as
e
o
f th
e p
ow
er li
ne
to
th
e
o
u
td
oo
r u
nit
.
Check there are no loosened connectors, etc.
Check error of outdoor IPDU P.C. board.
Is power
voltage normal ?
Correct power line.
Correct wiring.
Yes
Yes
Check IPDU P.C. board.
No
No
* 220-240 V ± 10 %
es
ua
C
e
ma
n
ed
oc
kc
eh
C
ed
oc
kc
eh
C
Heat sin
k over
heat
e
rror
1
. Po
wer
vo
ltag
e err
or
2
. O
utdoo
r
fan s
ys
tem
er
ro
r
3
. Heat
si
nk
ins
tal
lat
ion
er
ro
r
4
. Clo
gging of
the coolin
g duc
t fo
r t
he he
at si
nk
5.
IP
D
U
P
.C. boa
rd
er
ro
r
Is
wi
ring
o
f IPDU
nor
m
al
?
Is
po
wer v
o
ltag
e
no
rm
al
?*
Is
in
do
or
fan
no
rm
al
?
Yes
Yes
No
No
No
Yes
Cor
re
ct p
ower
li
ne.
Corr
e
ct
w
iring
to
co
mpr
es
sor
or c
onn
ect
or
co
nnec
tio
n.
Chec
k
fan a
nd fan
moto
r.
Yes
T
ighte
n sc
re
ws
.
Clea
r c
lo
ggi
ng.
Are
s
cre
ws
fi
xi
ng
IPDU
an
d
he
a
t
si
nk
lo
os
en
ed
?
Is th
ere
n
o
cl
og
gin
g
of
he
at
e
xch
an
ge
r?
Yes
No
No
Chec
k IP
DU P.C.
boa
rd
.
* 220-240 V ± 10 %
Def
ec
t
Repl
ace
Is the
wiring for the
IPDU P.C. board
normal ?
123
