Troubleshooting
Troubleshooting
■
Error display (cont.)
Err
or mode
C
ause
Measur
es to tak
e
P
roduc
t’
s oper
a
tion c
ondition during err
or(Main par
ts sta
tus)
Diagnosis method
F
requenc
y
O
utdoor unit sta
tus
Err
or oc
curr
ed
indoor unit
.
O
ther indoor units
312
M
ain C
ooling S
ol
V
alv
e Open Err
o
r
• Check if main c
ooling sol valv
e is open
• Check if ther
e is an
y pr
oblem with a valv
e c
onnec
tor/c
oil setting
1
Operation off
Operation
off
Operation off
page 4-74
321
E
VI I
n
t
emp
. sensor dislocation
E
VI I
n
t
emp
. sensor wir
e br
eak
ing
Def
e
ctiv
e E
VI I
n
t
emp
. sensor
• Check if E
VI sensor is br
oken
• Check E
VI sensor c
onnec
tion cir
cuit and an
y pr
oblem with sensor
1
operation off
operation
off
operation off
page 4-75
322
E
VI Out c
onnec
tor dislocation
E
VI Out c
onnec
tor wir
e br
eak
ing
Def
e
ctiv
e E
VI Out c
onnec
to
r
• Check if E
VI OUT sensor is br
oken
• Check E
VI OUT sensor c
onnec
tion cir
cuit and an
y pr
oblem with sensor
1
Operation off
Operation
off
Operation off
page 4-76
407
C
ompr
essor do
wn b
y high pr
essur
e sensor pr
ot
ec
tion c
o
ntr
ol
• Check if a ser
vic
e valv
e is open
•
C
ompar
e the values bet
w
een manif
old gauge and S-net: check if ther
e ar
e an
y pr
oblems with
high pr
essur
e sensor
• Check if indoor/out
door EE
V operat
es
• Check if ther
e is an
y clog in the piping such as filt
ers
• Check if the fan operat
es w
ell
• Check the amount of r
efrigerants (o
ve
rchar
g
ing)
1
Operation off
Operation
off
Operation off
page 4-77
410
C
ompr
essor do
wn b
y lo
w pr
essur
e sensor pr
ot
ec
tion c
o
ntr
o
l
• Check if a ser
vic
e valv
e is open
•
C
ompar
e the values bet
w
een manif
old gauge and S-net: Check if ther
e ar
e an
y pr
oblems with
high pr
essur
e sensor
• Check if indoor/out
door EE
V operat
es
• Check if ther
e is an
y clog in the piping such as filt
ers
• Check the amount of r
efrigerants (shor
tage)
1
Operation off
Operation
off
Operation off
page 4-78
413
P
rot
ec
tion C
o
ntr
ol b
y Sump sensor
•
Check if SUMP sensor is mount
ed in the right position and an
y pr
oblem with sensor
connec
to
r
• P
rot
ec
tiv
e c
o
ntr
ol operation, if c
ompr
essor r
efrigerants inflo
w
1
Operation off
Operation
off
Operation off
page 4-79
416
C
ompr
ession do
wn b
y dischar
ge t
emp
.
• Check the r
esistanc
e of dischar
ge sensors
• Check if a ser
vic
e valv
e is open
•
C
ompar
e the values bet
w
een manif
old gauge and S-net: Check if ther
e ar
e an
y pr
oblems with
high pr
essur
e sensor
• Check if indoor/out
door EE
V operat
es
• Check if ther
e is an
y clog in the piping such as filt
ers
1
Operation off
Operation
off
Operation off
page 4-80
425
Out
door c
ompr
ession ratio 1 err
o
r
• Check 3-phase c
onnec
tion err
o
r
• Check if ther
e is an
y pr
oblem with 3-phase det
ec
tion par
t cir
cuit.
1
Operation off
Operation
off
Operation off
page 4-81
428
C
ompr
essor do
wn b
y c
ompr
essor ratio c
o
ntr
o
l
• Check if a ser
vic
e valv
e is open
•
C
ompar
e the values bet
w
een manif
old gauge and S-net: Check if ther
e ar
e an
y pr
oblems with
high pr
essur
e sensor
• Check if indoor/out
door EE
V operat
es
• Check if ther
e is an
y clog in the piping such as filt
ers
• Check the amount of r
efrigerants (shor
tage)
1
Operation off
Operation
off
Operation off
page 4-82
431
Balanc
e keeping valv
e 1 self-
diag
nosis
• Check if ther
e is an
y dislocation/pbm. with oil valv
e t
emp sensor 1
• Check if an oil ser
vic
e valv
e is open
• Check if ther
e is an
y pbm with a valv
e c
onnec
tor/c
oil setting
1
Operation off
Operation
off
Operation off
page 4-83
4-34
Samsung Electronics
Summary of Contents for AVXCSH023/032/040CE
Page 114: ...0 02 Samsung Electronics 4 30...
Page 232: ...0 02 Samsung Electronics 5 20...
Page 250: ...0 02 Samsung Electronics 5 38...
Page 262: ...0 02 Samsung Electronics 5 50...
Page 263: ...5 51 Samsung Electronics 5 2 Outdoor Unit 5 2 1 RVXVHT075 100FE RD075 100VHXFA...
Page 264: ...Exploded Views and Parts List Samsung Electronics 5 52 RVXVHT075 100FE RD075 100VHXFA cont...
Page 267: ...Exploded Views and Parts List 5 55 Samsung Electronics 5 2 2 RVXVHT125FE RD125VHXFA...
Page 268: ...Exploded Views and Parts List Samsung Electronics 5 56 RVXVHT125FE RD125VHXFA cont...
Page 279: ...Exploded Views and Parts List 5 67 Samsung Electronics 5 2 5 RD040 050MHXCA...
Page 285: ...PCB Diagram 6 5 Samsung Electronics 6 1 4 Duct type Slim MAIN PCB...
Page 288: ...0 02 Samsung Electronics 6 8...
Page 289: ...PCB Diagram 6 9 Samsung Electronics 6 1 5 Duct type MSP MAIN PCB...
Page 291: ...PCB Diagram 6 11 Samsung Electronics 6 1 6 Duct type BIG MAIN PCB...
Page 295: ...PCB Diagram 6 15 Samsung Electronics 6 1 7 Wall mounted type Neo Forte without EEV MAIN PCB...
Page 298: ...0 02 Samsung Electronics 6 18...
Page 299: ...PCB Diagram 6 19 Samsung Electronics 6 1 8 Wall mounted type Neo Forte with EEV MAIN...
Page 302: ...0 02 Samsung Electronics 6 22...
Page 303: ...PCB Diagram 6 23 Samsung Electronics 6 1 9 Wall mounted type Vivace MAIN PCB...
Page 332: ...0 02 Samsung Electronics 7 16...
