T
e
st Op
e
r
a
tion
S
a
msun
g
El
e
c
troni
c
s
9-1
3
10) M
a
in EEV
Ŷ
Insp
e
c
tion it
e
m : M
a
in EEV o
f
Out
d
oor Unit.(Auto Tri
a
l Op
e
r
a
tion : H
ea
tin
g
only )
Ŷ
Error
c
o
de
: Non
e
(Th
e
r
e
sultin
g
r
e
port "Un
de
t
e
rmin
ed
")
Ŷ
D
e
t
e
rmin
e
th
e
M
a
in EEV op
e
r
a
tion st
a
tus o
f
th
e
ea
c
h Out
d
oor Unit.
Ŷ
I
f
th
e
ju
d
g
m
e
nt o
f
M
a
in EEV is "Un
de
t
e
rmin
ed
" : Ch
e
c
kin
g
in
a
cc
or
da
n
c
e
with th
e
f
ollowin
g
or
de
r.
Division
Error Co
de
D
e
s
c
ription
R
e
m
a
rk
D
ed
i
c
a
t
ed
Error Co
de
E50
3
S
e
rvi
c
e
V
a
lv
e
is
c
los
ed
R
e
f
e
r to "
S
e
rvi
c
e
V
a
lv
e
"
E505
Hi
g
h pr
e
ssur
e
s
e
nsor
b
r
ea
k
d
own
R
e
f
e
r to "Hi
g
h / Low pr
e
ssur
e
s
e
nsor
(Mo
d
ul
e
inst
a
ll
ed
)"
E506
Low pr
e
ssur
e
s
e
nsor
b
r
ea
k
d
own
ఐ͑
Oth
e
r
e
rror
c
o
de
s : R
e
f
e
r to
S
e
rvi
c
e
M
a
nu
a
l.
Yes
Check the Valve and Pressure sensor.
No
A
u
to
T
ri
al
Op
e
r
a
tion
results,
is Valve and Pressure sensor normal?
Yes
Confirmation and Measures
No
Is Main EEV connector normal?
Yes
Replace Coil
No
Is Main EEV coil normal?
(Resistance, wire breaking, operation
impossible, etc.)
Yes
Replace Hub PCB
No
Is PCB Output signal normal?
Replace Main EEV
Complete
※
Main EEV coil resistance value based (Measured temperature is 20°C)
Main EEV Coil
Operating
Voltage
(VDC)
Resistance of
between the
phase (
Ω
)
9-1-4 Auto Trial Operation Error
C
ode
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...
