Service manual

SiBE12-816_D Piping Diagrams
Appendix 320
1.1.4 Duct Connected Type
FDK(X)S25/35EAVMB, FDK(X)S50CVMB
1.1.5 Ceiling Mounted Cassette Type
FFQ25/35/50B8V1B
FIELD PIPING
(
A
CuT
)
INDOOR UNIT
SIROCCO FAN
(
6.4CuT
)
(A CuT)
FAN MOTOR
M
REFRIGERANT FLOW
HEAT EXCHANGER
COOLING
HEATING
12.7
9.5
FDXS25EAVMB
FDXS35EAVMB
FDKS25EAVMB
FDKS35EAVMB
FDXS50CVMB
FDKS50CVMB
THERMISTOR
ON HEAT
EXCH.
FIELD PIPING
(
6.4CuT
)
C: 4D045449L
AA
Indoor heat exchanger
Field piping
φ
A
C1220T-O
Field piping
φ
B
C1220T-O
Indoor unit
MODEL
FFQ25/35B8V1B
FFQ50B8V1B
6.4
6.4
9.5
12.7
To
Outdoor unit
C: 4D039335A
AB