Trou
b
l
e
shootin
g
S
a
msun
g
El
e
c
troni
c
s
4-97
Out
d
oor unit
d
ispl
a
y
(INVERTER1 PCB)
Ju
d
g
m
e
nt M
e
tho
d
∙
S
t
a
rtup,
a
n
d
th
e
n i
f
th
e
sp
eed
in
c
r
ea
s
e
is not norm
a
lly.
∙ D
e
t
e
c
t
ed
b
y h
a
r
d
w
a
r
e
or so
f
tw
a
r
e
.
C
a
us
e
o
f
pro
b
l
e
m
∙ Compr
e
ssor
c
onn
e
c
tion
e
rror
∙ D
e
f
e
c
tiv
e
c
ompr
e
ssor
∙ D
e
f
e
c
tiv
e
PCB
Pow
e
r o
ff
a
n
d
th
e
n r
e
st
a
rt
Continu
e
Y
e
s
Is Hot G
a
s Byp
a
ss V
a
lv
e
st
a
rtup th
e
initi
a
l pow
e
r is
a
ppli
ed
?
R
e
pl
a
c
e
Hu
b
PCB
No
Y
e
s
Hot G
a
s Byp
a
ss V
a
lv
e
initi
a
l st
a
rtup
d
o
e
s it work?
R
e
pl
a
c
e
Hot G
a
s Byp
a
ss V
a
lv
e
No
Y
e
s
Is th
e
r
e
sist
a
n
c
e
v
a
lu
e
b
e
tw
ee
n
d
i
ff
e
r
e
nt
ph
a
s
e
s o
f
c
ompr
e
ssor (U-V, V-W, W-U)
l
e
ss th
a
n
2
Ω?
R
e
pl
a
c
e
c
ompr
e
ssor
No
Y
e
s
No
Do
e
s th
e
c
ompr
e
ssor
c
onn
e
c
tion wir
e
prop
e
rly
c
onn
e
c
t to th
e
c
ompr
e
ssor?
Ch
e
c
k th
e
c
onn
e
c
tion wir
e
1. How
to
c
h
e
c
k
غ
A
M
038/048/055KXWD
✳✳
C
omperssor starting error
(cont.)
Summary of Contents for AM072FXVAFH series
Page 219: ...5 6 Samsung Electronics 5 2 ASS YPCBMAIN HUB AC 1 2 3 4 5 6 7 8 9 10 11 12...
Page 223: ...5 10 Samsung Electronics 4 2 3 5 8 9 7 1 6 5 3 ASSY PCB INVERTER...
Page 225: ...5 12 Samsung Electronics ASS Y PCB INVERTER cont 4 8 10 9 7 6 11 12 13 1 2 3 5...
Page 229: ...5 16 Samsung Electronics 5 5 ASS YPCBFAN Model 1 FANchassis 1 5 2 6 3 4...
Page 231: ...5 18 Samsung Electronics ASS YPCBFAN cont Model 2 FAN chassis 1 7 2 8 3 4 5 9 6...
Page 260: ...Samsung Electronics 7 15 7 19 AM038KXWD66 7 20 AM048 055KXWD66...
