![background image](http://html1.mh-extra.com/html/daikin/ftks20d3vmw/ftks20d3vmw_service-manual_4060508265.webp)
Troubleshooting
SiENBE12-713
254
Service Diagnosis
Troubleshooting
Check No.07
Refer to P.280
Check No.08
Refer to P.281
Check No.14
Refer to P.284
Repl
a
ce the o
u
tdoor
u
nit
PCB.
Repl
a
ce the electrolytic
c
a
p
a
citor.
*
Inverter checker
P
a
rt No.: 1225477
Correct the power
su
pply or
repl
a
ce the PM1.
(Repl
a
ce the o
u
tdoor
u
nit
PCB.)
(R5144)
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.
Inp
u
t c
u
rrent flowing
ab
ove it
s
s
top level?
NO
YE
S
Norm
a
l?
NO
YE
S
Any LED off?
YE
S
NO
Check with the inverter checker (
*
).
T
u
rn off the power,
a
nd reconnect
the h
a
rne
ss
e
s
. T
u
rn on the power
a
g
a
in
a
nd get re
s
t
a
rted.
T
u
rn off the power
a
nd di
s
connect
the h
a
rne
ss
e
s
U, V
a
nd W.
Get re
s
t
a
rted
a
nd me
asu
re the
inp
u
t c
u
rrent.
Check No. 0
8
Check the di
s
ch
a
rge pre
ssu
re.
Check No. 07
Check the in
s
t
a
ll
a
tion condition.
Check No. 14
Check the m
a
in circ
u
it electrolytic
c
a
p
a
citor.
*
An inp
u
t over-c
u
rrent m
a
y re
su
lt from wrong intern
a
l wiring. If the wire
s
h
a
ve
b
een di
s
connected
a
nd
reconnected for p
a
rt repl
a
cement, for ex
a
mple,
a
nd the
s
y
s
tem i
s
interr
u
pted
b
y
a
n inp
u
t over-c
u
rrent,
t
a
ke the following proced
u
re.
Summary of Contents for FTKS20D3VMW
Page 11: ...Introduction SiENBE12 713 x...
Page 47: ...Specifications SiENBE12 713 36 Specifications...
Page 113: ...Control Specification SiENBE12 713 102 Function and Control...
Page 235: ...Instruction SiENBE12 713 224 System Configuration...
Page 297: ...Check SiENBE12 713 286 Service Diagnosis...
Page 316: ...SiENBE12 713 Outdoor Unit Removal Procedure 305 Step Procedure Points...