Troubleshooting
SiE12-411
176
Service Diagnosis
5.7
Shutter Drive Motor / Shutter Limit Switch Abnormality
Remote
Controller
Display
C7
Method of
Malfunction
Detection
The shutter open / close performance is detected by the limit switch attached on its structure. In
this way, the shutter drive motor and the shutter limit switch are checked for failure.
Malfunction
Decision
Conditions
When the shutter is open, the limit switch is closed.
Supposed
Causes
"
Shutter drive motor defective
"
Shutter limit switch defective
"
Shutter itself deformed (warped)
"
Shutter's sealing material too thick
"
Detection error by broken relay harness or disconnected connector
"
Detection error due to defective PCB (2)
"
Foreign substance in blow port
Troubleshooting
Check No.3
Refer to P.204
T
u
rn off the power.
Check No.
3
Check the limit
s
witch contin
u
ity.
Remove
su
ch
subs
t
a
nce.
Repl
a
ce the limit
s
witch.
Reconnect the connector or
repl
a
ce the rel
a
y h
a
rne
ss
.
Repl
a
ce the
s
h
u
tter drive
motor or the PC
b
o
a
rd (2).
Check the
s
h
u
tter'
s
s
e
a
ling
m
a
teri
a
l.
Check the
s
h
u
tter for
deform
a
tion or it
s
s
e
a
ling
m
a
teri
a
l.
(Q0
3
46)
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.
Foreign
subs
t
a
nce in the
s
h
u
tter
s
tr
u
ct
u
re?
YE
S
NO
NO
NO
YE
S
S
h
u
tter clo
s
ed?
NO
S
h
u
tter opening it
s
elf?
YE
S
YE
S
YE
S
NO
Rel
a
y h
a
rne
ss
b
roken or connector
di
s
connected?
Limit
s
witch on power?
Open the
s
h
u
tter
a
nd t
u
rn on the
power.
Содержание Super Multi NX C-Series
Страница 1: ...SiE12 411 Service Manual C Series Applied Models Inverter Multi Cooling Only Inverter Multi Heat Pump...
Страница 6: ...SiE12 411 Table of Contents v Index i Drawings Flow Charts v...
Страница 7: ...SiE12 411 vi Table of Contents...
Страница 67: ...Specifications SiE12 411 56 Specifications...
Страница 129: ...Instruction SiE12 411 118 System Configuration CDK X D 25 35 50 60 C Indoor Unit 3 6 8 9 10 7 1 4 5 2...
Страница 171: ...Instruction SiE12 411 160 System Configuration...
Страница 225: ...Check SiE12 411 214 Service Diagnosis...
Страница 266: ...SiE12 411 Others 255 Part 8 Others 1 Others 256 1 1 Test Run from the Remote Controller 256 1 2 Jumper Settings 257...
Страница 295: ...SiE12 411 iv Index...