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SiE12-411
Troubleshooting
Service Diagnosis
171
Troubleshooting
Check No.6
Refer to P.207
Note:
If the outside temperature is below –10°C in the cooling mode, the system may get interrupted
with error
A5
displayed. The system will be reset itself, but this stop will be put in the error history
memory.
NO
NO
NO
Check No. 6
Indoor
u
nit he
a
t exch
a
nger
thermi
s
tor check
Check the int
a
ke
a
ir filter.
Check the
a
ir p
assa
ge.
YE
S
YE
S
(R1401)
Check the d
us
t
a
cc
u
m
u
l
a
tion on
the indoor
u
nit he
a
t exch
a
nger.
YE
S
YE
S
I
s
there
a
ny
s
hort-circ
u
it?
I
s
it very dirty?
I
s
it very dirty?
Doe
s
it conform to
the thermi
s
tor ch
a
r
a
cteri
s
tic
ch
a
rt?
NO
Provide
su
fficient
a
ir p
assa
ge.
Cle
a
n the
a
ir filter.
Cle
a
n the he
a
t exch
a
nger.
Repl
a
ce the indoor
u
nit PCB.
Repl
a
ce the thermi
s
tor
(repl
a
ce the indoor
u
nit PCB).
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.
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...