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Indoor Unit (SkyAir Models)
SiEN18-622
132
Function
8. Indoor Unit (SkyAir Models)
8.1
Function Outline
FFQ-B, FCQ-B
FBQ-B, FHQ-B
Indoor Unit
Su
ction
S
en
s
or(R1T)
He
a
t Exch
a
nger
S
en
s
or
(R2T)
He
a
t Exch
a
nger
S
en
s
or
(R
3
T)
(O
u
tp
u
t)
(Inp
u
t)
Option
a
l for FHQ
Only for FHQ
Flo
a
t
S
witch
No. of F
a
n T
u
rn
s
Only for FHQ
Wirele
ss u
nit
s
only
Limit
S
witch for Fl
a
p
ON/OFF
Air flow direction,
F
a
n
s
peed, etc.
Thermo
s
t
a
t Control
Monitoring F
u
nction
Progr
a
m Dry
F
a
n Oper
a
tion
Dr
a
in P
u
mp Control
He
a
ting Overlo
a
d Control
Defro
s
ting
Indoor Unit F
a
n Control
Ph
as
e control
Fl
a
p Control
F
a
n Motor
Dr
a
in P
u
mp
Option
a
l for FHQ
Wirele
ss u
nit
s
only
Fl
a
p Motor
LED Di
s
pl
a
y
B
u
zzer, LED
(
S
2540)
Two thermo
s
t
a
t
s us
ed,
su
ction
a
nd remote controller.
Cool/He
a
t A
u
tom
a
tic
F
u
nction
Freeze-
u
p Protection
F
u
nction
Cold Air Prevention
F
u
nction
Emergency Oper
a
tion
s
witch
Remote Control with
Li
qu
id Cry
s
t
a
l
Remote Control
S
en
s
or
(Not provided for infr
a
red
remote control.)
Oper
a
tion Mode G
ua
rd
F
u
nction
M
a
lf
u
nction Detection
F
u
nction
Ceiling
S
oiling Prevention
F
u
nction
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...