■
Error display
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
121
Dislocation of indoor t
emp
. sensor c
onnec
to
r
W
ir
e
br
eak
ing of indoor t
emp
. sensor
Def
e
ctiv
e indoor t
emp
. sensor
• Check if the wir
e of indoor t
emp
. sensor is br
oken
• Check if ther
e is an
y pr
oblem in indoor t
emp sensor c
onnec
tion cir
cuit and in sensor
1
Normal operation
Operation
off
Normal operation
page 4-97
122
Dislocation of I
n-sensor c
onnec
tor in IU's heat ex
changer
In-sensor wir
e br
eak
ing in IU's heat ex
changer
Def
e
ctiv
e I
n-sensor in IU's heat ex
changer
• Check if the wir
e of in-t
emp sensor of IU heat ex
changer is br
oken
•
Check if ther
e is an
y pr
oblem in I
n-t
emp
. sensor c
onnec
tion cir
cuit and sensor of IU heat
ex
changer
1
Normal operation
Operation
off
Normal operation
page 4-98
123
Dislocation of Out-sensor c
onnec
tor in IU's heat ex
changer
Out-sensor wir
e br
eak
ing in IU's heat ex
changer
Def
e
ctiv
e Out-sensor in IU's heat ex
changer
• Check if the wir
e of Out-t
emp sensor of IU heat ex
changer is br
oken
•
Check if ther
e is an
y pr
oblem in Out-t
emp
. sensor c
onnec
tion cir
cuit and sensor of IU heat
ex
changer
1
Normal operation
Operation
off
Normal operation
page 4-99
128
IU's heat ex
changer in sensor dislocation err
o
r
• Check if the in sensor of IU's heat ex
changer is dislocat
e
d
• Check if the holder of in sensor of IU's heat ex
changer is attached
1
Normal operation
Operation
off
Normal operation
page 4-100
129
IU
s' heat ex
changer out sensor dislocation err
o
r
• Check if the out sensor of IU's heat ex
changer is dislocat
e
d
• Check if the holder of out sensor of IU's heat ex
changer is attached
1
Normal operation
Operation
off
Normal operation
page 4-101
130
Simultaneous IU's heat ex
changer in.out sensor dislocation err
o
r
• Check if the in,out sensor of IU's heat ex
changer is dislocat
e
d
• Check if the holder of in, out sensor of IU's heat ex
changer is attached
1
Normal operation
Operation
off
Normal operation
page 4-102
151
T
he 2
nd
opening err
or of indoor elec
trically operat
ed valv
e
• Check the PCB c
onnec
tion of elec
trically operat
ed valv
e wir
e
• Check the sealing c
ondition of elec
trically operat
ed valv
e
• Check if ther
e is an
y ex
te
rnal rust, int
e
rnal br
eak
age/shor
t cir
cuit on the c
oil
• A
ft
er r
esetting OU(K3), r
e
-check if err
or oc
curs again
• Replac
e elec
trically operat
ed valv
e if the br
eakdo
wn is c
onfirmed
2
Operation off
Operation
off
Normal operation
page 4-103
152
T
he 2
nd
closing err
or of indoor elec
trically operat
ed valv
e
• Check the PCB c
onnec
tion of elec
trically operat
ed valv
e wir
e
• Check the sealing c
ondition of elec
trically operat
ed valv
e
• Check if ther
e is an
y ex
te
rnal rust, int
e
rnal br
eak
age/shor
t cir
cuit on the c
oil
• A
ft
er r
esetting OU (K3), r
e
-check if err
or oc
curs again
• Replac
e elec
trically operat
ed valv
e if the br
eakdo
wn is c
onfirmed
2
Operation off
Operation
off
Normal operation
page 4-104
153
Indoor floating sensor err
o
r
• Check if the wir
e of indoor floating sensor is br
oken
• Check if the wir
e of drain pump is br
oken
• Check if the drain pump operat
es w
ell
1
Operation off
Operation
off
Normal operation
page 4-105
154
Indoor fan err
o
r
• Check the f
eedback c
onnec
tion line
• Check the r
otational output of the fan mot
or
• Check if the mot
or operat
es w
ell
1
Normal operation
Operation
off
Normal operation
page 4-106
161
M
ix
ed operation err
o
r
• When additional I
ndoor unit is under heating oper
ation during c
ooling operation f
or out
door
unit or other I
ndoor unit
• When additional I
ndoor unit is under c
ooling oper
ation during heating operation f
or out
door
unit or other I
ndoor unit
• Applied only t
o
Heat P
ump model (no mix
ed operation err
or f
or HR model)
•
Due t
o
wr
ong I
ndoor unit operation or
der and st
op or change an operational mode f
or the
relevant I
ndoor unit
1
Normal operation
Operation
off
Normal operation
page 4-107
162
Def
e
ctiv
e EEPROM par
t
Def
e
ctiv
e EEPROM cir
cuit
• Check if ther
e is wir
e br
eak
ing/non
w
etting/dew
etting of cir
cuits ar
ound EEPROM par
ts
1
Normal operation
Operation off
Normal oper
ation
page 4-108
Samsung Electronics
4-94
4-4 How to take measures for each symptom(Model : RD040/050MHXCA)
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...
