Gree GMV-224WM/B-X, Руководство по обслуживанию

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GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
127
Outd
oor
P
C
om
press
or
drive
r
b
oard
faul
t
(di
spl
aye
d
on
the
IDU
)
C
om
press
or
drive
r
b
oard
fai
lure
(di
sp
lay
ed
on
th
e
IDU
)
C
om
press
or
drive
r
b
oard
pow
er
vol
tage
prot
ect
io
n
(di
s
pl
aye
d
on
the
IDU
)
C
om
press
or
drive
m
odu
le
r
eset
prot
ect
io
n
C
om
press
or
drive
P
F
C
pr
ot
ect
io
n
Invert
er
compr
es
sor
ov
er
-curr
ent
prot
ect
io
n
C
om
press
or
drive
I
P
M
m
o
dul
e
prot
ect
ion
C
om
press
or
dr
ive
tem
per
at
ure
sens
or
faul
t
C
om
press
or
drive
I
P
M
ov
er
-t
emper
at
ure
prot
ect
io
n
Invert
er
compr
es
sor
out
-of
-st
ep
prot
ect
io
n
Invert
er
compr
es
sor
dri
ve
st
orage
ch
ip
faul
t
C
om
press
or
drive
D
C
bus
hi
gh
v
ol
tag
e
prot
ect
io
n
C
om
press
or
drive
c
urr
ent
det
ect
ion
ci
rc
ui
t
faul
t
C
om
press
or
drive
D
C
bus
l
ow
v
ol
ta
ge
prot
ect
io
n
Invert
er
compr
es
sor
out
-of
-phase
prot
ect
io
n
C
om
press
or
drive
r
e
charg
ing
c
ir
cu
it
f
aul
t
Invert
er
compr
es
sor
st
art
ing
fai
lure
Invert
er
compr
es
sor
A
C
c
urr
ent
prot
ect
io
n
H
Fa
n
dr
iver
bo
ard
fau
lt
(
di
s
pl
ay
ed
on
th
e
ID
U
)
Fa
n
dr
iver
b
oard
fai
lur
e
(di
spl
a
yed
o
n
the
ID
U
)
F
a
n
d
ri
v
e
r
b
o
a
rd
p
o
w
e
r
v
o
lt
a
g
e
p
ro
te
c
tio
n
(d
is
p
la
y
e
d
o
n
t
h
e
I
D
U
)
Fa
n
dr
ive
m
o
du
le
reset
pr
ot
ect
io
n
Fa
n
dr
ive
P
F
C
prot
ect
ion
V
ari
ab
le
fr
equ
ency
fan
o
v
er
-curr
ent
prot
ect
io
n
Fa
n
dr
ive
IP
M
m
o
du
le
pro
tect
ion
Fa
n
dr
ive
temp
erat
ure
se
nsor
f
aul
t
Fa
n
dr
ive
IP
M
o
ver
-t
empe
rat
ure
prot
ect
io
n
V
ari
ab
le
fr
equ
ency
fan
o
ut
-of
-st
ep
prot
ect
io
n
V
ari
ab
le
fr
eque
n
cy
fan
drive
st
orage
chi
p
faul
t
Fa
n
driv
e
D
C
bus
hi
gh
vol
tage pr
ot
e
ct
io
n
Fa
n
dr
ive
curr
ent
det
ect
io
n
ci
rcu
it
f
aul
t
Fa
n
dr
ive
D
C
bus
lo
w
vol
tage pr
ot
ect
ion
V
ari
ab
le
fr
equ
ency
fan
o
ut
-of
-phase
prot
ect
io
n
Fa
n
dr
ive
rec
harg
ing
c
ir
cu
it
f
aul
t
V
ari
ab
le
fr
equ
ency
fan
st
a
rt
ing
fai
lure
V
ari
ab
le
fr
equ
ency
fan
A
C
curr
ent
prot
ect
io
n
GREE VRF Display Code (5)
Content
symbol
0 1 2 3 4 5 6 7 8 9 A H C L E F J P U b d n y
Distinctive
symbol
Commis
sioning
U
D
ef
ici
ent
prehe
at
in
g
of
t
he
compr
es
sor
Wr
ong
O
D
U
c
apa
ci
ty
code/j
ump
er
cap
set
ti
ng
P
o
w
er
ph
ase
se
que
nce
prot
ect
io
n
R
ef
ri
gerant
s
h
ort
age
prot
ect
io
n
Wr
ong c
ompr
es
sor
dri
ve
board
a
ddres
s
V
a
lve
ex
cept
ion
w
arn
ing
Indoo
r
un
it
pi
p
el
in
e
faul
t
O
ut
door
un
it
pi
p
el
ine
fau
lt
M
ast
er
IDU
i
s
set
Wr
ong c
ompr
es
sor
emer
ge
ncy
op
erat
ion
di
al
Inval
id
ref
ri
g
erant
i
n
je
ct
io
n