Daikin FTX25JVEA9, Руководство по обслуживанию

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Si18-201 Flow of Refrigerant
Flow of Refrigerant 173
1.2 Standby Operation (Cooling)
THERMIST
OR
LIQ
UID PIPE
OUTDOOR UNIT M
OTO
R
M
OTO
R
DC F
A
N
DC F
A
N
DISTRIB
UT
OR
( DEL
)
PR
OPELLER
PR
OPELLER M M
FA
N
FA
N
REFRIGERANT FLO
W
THERMIST
OR
( DO
A
)
OUTDOOR TEMP
ARA
TURE
HEA
T EXCHANGER
COOLING
HEA
T EXCHANGER
( DE
)
THERMIST
OR
DISCHARGE PIPE
COMPRESSOR
THERMIST
OR
HEADER
OIL SEP
ARA
T
O
R
FIL
TER
( DO
)
ELECTR
ONIC
EXP
ANSION V
A
LV
E
FIL
TER
ELECTR
ONIC
EXP
ANSION V
A
LV
E
EV
G
FIL
TER
LO
W PRESSURE
EV
L
4-W
A
Y
V
A
LV
E
FIL
TER
SENSOR
CAPILLAR
Y TUBE
FIL
TER
SP
HIGH PRESSURE
SWITCH
RECEIVER
HPS
ELECTR
ONIC
EXP
ANSION V
A
LV
E
A
CCUMULA
T
O
R
CAPILLAR
Y TUBE
CHECK V
A
LV
E
FIL
TER
EV
P
FIL
TER
FLEXIBLE
TUBE
FIL
TER
FIL
TER
CHECK V
A
LV
E
SUCTION PIPE
THERMIST
OR
LIQ
UID LINE
ST
OP V
A
LV
E
GAS LINE ST
OP V
A
LV
E
( DS
)
EXP
ANSION V
A
LV
E
(BYP
ASS
)
FIL
TER
FIL
TER
ELECTR
ONIC
EV
H
EXP
ANSION V
A
LV
E
(R
OOM A
)
EXP
ANSION V
A
LV
E
(R
OOM B
)
EXP
ANSION V
A
LV
E
(R
OOM C
)
ELECTR
ONIC
ELECTR
ONIC
ELECTR
ONIC
EV
C
EV
B
EV
A
FIL
TER
FIL
TER
FIL
TER
THERMIST
O
R
(DGC
)
THERMIST
OR
(DGB
)
THERMIST
OR
(DGA
)
THERMIST
OR
(DLC
)
THERMIST
OR
(DLB
)
THERMIST
OR
(DLA
)
GAS SIDE GAS SIDE GAS SIDE
LIQ
U
ID SIDE
LIQ
U
ID SIDE
LIQ
U
ID SIDE
EXP
ANSION V
A
LV
E
(BYP
ASS
)
FIL
TER
FIL
TER
ELECTR
ONIC
EV
H
EXP
ANSION V
A
LV
E
(R
OOM A
)
EXP
ANSION V
A
LV
E
(R
OOM B
)
ELECTR
ONIC
ELECTR
ONIC
EV
A
EV
B
FIL
TER
FIL
TER
THERMIST
O
R
(DLA
)
THERMIST
O
R
(DLB
)
THERMIST
OR
(DGA
)
THERMIST
OR
(DGB
)
GAS SIDE GAS SIDE
LIQ
UID SIDE
LIQ
UID SIDE
EXP
ANSION V
A
LV
E
(BYP
ASS
)
FIL
TER
FIL
TER
ELECTR
ONIC
EV
H
EXP
ANSION V
A
LV
E
(R
OOM A
)
EXP
ANSION V
A
LV
E
(R
OOM B
)
ELECTR
ONIC
ELECTR
ONIC
EV
A
EV
B
FIL
TER
FIL
TER
THERMIST
O
R
(DLA
)
THERMIST
O
R
(DLB
)
THERMIST
O
R
(DGA
)
THERMIST
O
R
(DGB
)
GAS SIDE GAS SIDE
LIQ
UID SIDE
LIQ
UID SIDE
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
AN MO
T
O
R
M
HEA
T EXCHANGER
M M M
M M
M
BP UNIT
(M1300)
Productiv
e oper
ation patter
ns
On stopping the cooling oper
ation
On star
ting the cooling oper
ation
(When cooling standb
y oper
ation has not completed y
et)
Secur
ing the reliability (oil dilution proof in par
ticular) of the compressor b
y
the liquid retur
n
to accum
ulator when star
ting the cooling oper
ation, the unit dr
ains the refr
iger
ant in the
accum
ulator
, and stor
age the liquid refr
iger
ant in the condenser and receiv
er after stopping
the cooling oper
ation.
Consequently
, fully open the EVP to e
v
apor
ate the liquid refr
iger
ant in the accum
ulator
,
fully close each indoor unit motor
iz
ed v
alv
es (EVU
·EVT), fully open EVL in order to stor
age
the liquidrefr
iger
ant in the receiv
er
, while fully close EV
G.
H
EVL
120 pls
H
EVP Full
open
EV
G Full
close
EVU Full
close
EVT Full
close
EVH Full
close
EV
A
, EV
B
, EV
H
···
Full close
EV
A
, EV
B
, EV
H
···
Full close
EV
A
, EV
B
, EV
C
, EV
H
···
Full close
: High pressure liquid refr
iger
ant
: High pressure high temp
. gas refr
iger
ant
: Lo
w pressure lo
w temp
. liquid or gas refr
iger
ant
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
A
N MO
T
O
R
HEA
T EXCHANGER
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
AN MO
T
O
R
HEA
T EXCHANGER
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
AN MO
T
O
R
HEA
T EXCHANGER
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
AN MO
T
O
R
HEA
T EXCHANGER
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
A
N MO
T
O
R
HEA
T EXCHANGER
FIELD PIPING
FIELD PIPING
(
CuT
)
(6.4CuT
)
SIRR
OCO F
A
N
F
AN MO
T
O
R
HEA
T EXCHANGER