Troubleshooting
Troubleshooting
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
163
Indoor unit r
emot
e c
o
ntr
oller option input is wr
ong/not ent
e
re
d
.
•
Re
-e
nt
er r
emot
e c
o
ntr
oller option
1
Normal
operation
Opera
tion off
Normal operation
page 4-109
170
M
ix
ed use of F
ahr
enheit/C
elsius setup (occurs in indoor unit with C
elsius setup)
• I
n
put C
e
lsius options in the r
e
mot
e
c
o
ntr
o
llers f
or err
or fr
ee indoor units (
C
elsius using
re
g
ions)
1
Normal operation
Oper
ation off
Normal operation
page 4-109
185
P
o
w
er input Err
or int
o
indoor unit c
omm. line
• Rec
onfirm the indoor unit c
omm.. line c
onnec
tion – po
w
er line input
1
Operation
off
Operation off
Operation off
page 4-109
201
C
omm. Err
or among
. I
ndoor units and out
door units af
ter c
ompleting initial
track
ing
In
consist
enc
y bet
w
een the number of setup IU
s and the unit number setup
swit
ches
• Check the c
omm. lines bet
w
een I
ndoor/out
door units
• Check the setup addr
ess swit
ch on the I
ndoor unit's PCB
• Check IU No
. setup swit
ch on the out
door unit's PCB
1
Operation off
Operation
off
Operation off
page 4-110
202
C
omm. Err
or among all IU
s
• Check the c
omm. lines bet
w
een I
ndoor/out
door units
• Check the main/sub unit setup swit
ch
• Check the number of indoor unit setting swit
ch on the out
door unit PCB
1
Operation off
Operation
off
Operation off
page 4-111
203
C
omm. Err
or bet
w
een main & sub out
door units
C
omm. Err
or bet
w
een main & sub M
ic
oms
• Check the c
omm. lines bet
w
een out
door units
• Check the M
ain/Sub unit setting swit
ch/out
door units
• Check f
or the disc
onnec
ted line/c
old solder/shor
t cir
cuit bet
w
een M
ain/Sub MIC
OM
1
Operation off
Operation
off
Operation off
page 4-112
221
Out
door unit
Temp SENSOR ERROR(
Open/Shor
t)
• Err
or lev
el: o
ver 4.9V(-50°), belo
w 0.4V(93°)
• Check the c
onnec
tion par
t of the out
door t
emp
. sensor cir
cuit and an
y pr
oblem in the sensor
.
•
Check the wir
e br
eak
ing of the out
door t
emp
. sensor cir
cuit and the c
onnec
tion status of
the c
onnec
tor PCB
1
Operation off
Operation
off
Operation off
page 4-113
231
C
OND_OUT M
ain
Temp SENSOR ERROR (
Open/Shor
t)
• Err
or lev
el: o
ver 4.9V (-50°), belo
w 0.4V (93°)
•
Check the c
onnec
tion par
t of the C
OND OUT t
emp
. sensor cir
cuit and an
y pr
oblem in the
sensor
•
Check the wir
e br
eak
ing of the C
OND OUT t
emp
. sensor cir
cuit and the c
onnec
tion status of
the c
onnec
tor PCB
1
Operation off
Operation
off
Operation off
page 4-114
246
Out
door C
OND OUT t
emp
. sensor dislocation err
or
• Check if the out
door C
OND OUT sensor is mount
ed in the right position
1
Oper
ation off
Operation off
Operation off
page 4-115
251
Dischar
ge t
emp
. err
or (
Open/Shor
t)
• Err
or det
ec
tion c
ondition: out
door t
emp
. o
ver - 10 °
• Err
or lev
el: o
ver 4.95V (-50°), belo
w 0.4V (93°)
•
Check the c
onnec
tion par
t of the dischar
ge t
emp
. sensor cir
cuit and an
y pr
oblem in the
sensor
.
•
Check the wir
e br
eak
ing of the dischar
ge t
emp
. sensor cir
cuit and the c
onnec
tion status of
the c
onnec
tor PCB
1
Operation off
Operation
off
Operation off
page 4-116
261
Dischar
ge t
emp
. S
ensor dislocation err
o
r
• Check if the dischar
ge
temp
. sensor is mount
ed in the right position
1
Operation off
Operation off
Operation off
page 4-117
291
Det
e
ct
only high pr
essur
e SENSOR ERROR (
Open/Shor
t) c
ompr
essor
(shor
t err
o
r:
det
ec
t only belo
w 0.4V
) (
Open err
o
r:
det
ec
t only o
ver 4.2V
)
• Check the wir
e br
eak
ing of high pr
essur
e sensor
• Check the high pr
essur
e sensor cir
cuit and an
y pr
oblem in the sensor
1
Operation off
Operation
off
Operation off
page 4-118
311
Liquid pipe t
emp
. sensor c
onnec
tor dislocation
Liquid pipe t
emp
. sensor wir
e br
eak
ing
Def
e
ctiv
e liquid pipe t
emp
. sensor
• Check if a liquid pipe t
emp
. sensor wir
e is br
oken
• Check the liquid pipe t
emp
. sensor c
onnec
tion cir
cuit and an
y pr
oblem with sensor
1
Operation off
Operation
off
Operation off
page 4-119
320
OLP S
ensor (
Open/Shor
t)
• Check f
or OPL sensor wir
e cut
off
1
operation off
opera
tion off
operation off
page 4-120
■
Error display (cont.)
Samsung Electronics
4-95
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...