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Troubleshooting
SiE12-411
180
Service Diagnosis
Troubleshooting
Check No.4
Refer to P.205
Check No.6
Refer to P.207
Check the wiring
a
nd piping.
Check No. 4
Check the electronic exp
a
n
s
ion
v
a
lve.
Activ
a
te the wiring error
check mode.
Repl
a
ce the defective Ev or
coil.
Repl
a
ce the he
a
t
exch
a
nger thermi
s
tor.
Repl
a
ce the room
temper
a
t
u
re thermi
s
tor.
Repl
a
ce the room
temper
a
t
u
re thermi
s
tor or
indoor
u
nit he
a
t exch
a
nger
thermi
s
tor.
Do the v
a
c
uu
m-drying.
Repl
a
ce the indoor
u
nit
PCB
a
nd then
s
t
a
rt the
wiring error check mode.
(R
3
059)
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.
Wiring or piping o
u
t of
s
pec?
YE
S
NO
NO
YE
S
NO
YE
S
NO
YE
S
YE
S
NO
Error
a
g
a
in?
Motor f
u
nctioning?
Thermi
s
tor
as
s
pecified
in it
s
ch
a
r
a
cteri
s
tic
ch
a
rt?
Thermi
s
tor
as
s
pecified
in it
s
ch
a
r
a
cteri
s
tic
ch
a
rt?
Ch
a
nge the g
as
to let moi
s
t
u
re o
u
t
of the
u
nit (
a
fter dr
a
wing
a
v
a
c
uu
m).
Check No. 6
Check the o
u
tdoor
u
nit he
a
t
exch
a
nger thermi
s
tor.
Check No. 6
Check the room temper
a
t
u
re
thermi
s
tor.
Summary of Contents for Super Multi NX C-Series
Page 6: ...SiE12 411 Table of Contents v Index i Drawings Flow Charts v...
Page 7: ...SiE12 411 vi Table of Contents...
Page 67: ...Specifications SiE12 411 56 Specifications...
Page 171: ...Instruction SiE12 411 160 System Configuration...
Page 225: ...Check SiE12 411 214 Service Diagnosis...
Page 295: ...SiE12 411 iv Index...