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SiENBE04-512A
Troubleshooting
Service Diagnosis
113
Troubleshooting
Check No.5
Refer to P.131
Check No.6
Refer to P.132
Check No.11
Refer to P.135
Correct.
Reconnect.
Repl
a
ce the fo
u
r w
a
y v
a
lve
coil.
Repl
a
ce the o
u
tdoor
u
nit
PCB.
Reconnect in po
s
ition.
Repl
a
ce
a
defective
thermi
s
tor.
Refer to the refriger
a
nt line
check proced
u
re.
Repl
a
ce the fo
u
r w
a
y v
a
lve
(defective or d
us
t-clogged).
(R
3
040)
Caution
Be
su
re to t
u
rn off power
s
witch
b
efore connect or di
s
connect connector,
or p
a
rt
s
d
a
m
a
ge m
a
y
b
e occ
u
rred.
Fo
u
r w
a
y v
a
lve coil
di
s
connected (loo
s
e)?
YE
S
YE
S
NO
F
u
nctioning
NO
C
heck No.
11
Check the refriger
a
nt line.
M
a
lf
u
nctioning
H
a
rne
ss
o
u
t of connector?
NO
YE
S
Di
s
connect the
h
a
rne
ss
from
the connector.
Re
s
i
s
t
a
nce
b
etween
h
a
rne
ss
e
s
ab
o
u
t
3
k
Ω
±0.5k
Ω
?
M
a
lf
u
nctioning
F
u
nctioning
C
heck No.
5
Check the fo
u
r w
a
y v
a
lve
s
witching o
u
tp
u
t.
YE
S
NO
Any thermi
s
tor di
s
connected?
M
a
lf
u
nctioning
F
u
nctioning
C
heck No.
6
Check the thermi
s
tor
s
.
Check the contin
u
ity of the fo
u
r
w
a
y v
a
lve coil
a
nd h
a
rne
ss
.
In
su
fficient g
as
W
a
ter mixed
S
top v
a
lve defective
SiENBE04-512A.book Page 113 Friday, October 5, 2007 1:49 PM
Summary of Contents for FTKS20CVMB(9)
Page 1: ...SiENBE04 512A Service Manual Inverter Pair Wall Mounted Type C Series D Series...
Page 17: ...List of Functions SiENBE04 512A 8 List of Functions...
Page 37: ...Specifications SiENBE04 512A 28 Specifications...
Page 73: ...Control Specification SiENBE04 512A 64 Function and Control...
Page 103: ...Instruction SiENBE04 512A 94 System Configuration...
Page 147: ...Check SiENBE04 512A 138 Service Diagnosis...
Page 225: ...Outdoor Unit RK X H C ARK X H C R Y N C SiENBE04 512A 216 Removal Procedure...
Page 229: ...Others SiENBE04 512A 220 Others...
Page 241: ...Wiring Diagrams SiENBE04 512A 232 Appendix...