• Outdoor Units • VRV HEAT PUMP • RXYHQ12-36P(8)
1
10
• VRV Systems • Outdoor Units
75
10
Installation
10 - 3 Refrigerant pipe selection
RXQ-P(A)
RXYQ-P(8)
RXYHQ-P8
4PW48461-1
E
x
a
m
ple o
f
c
onnection
(Con
ne
ction
of
8 in
doo
r un
it
s He
at p
u
mp
system)
•Us
e th
e out
d
oor
uni
t mu
lti
co
nnec
tio
n pi
pin
g k
it th
at i
s
s
o
ld
s
e
p
a
ra
tel
y
as
an
opti
on (
B
HF
Q
22P
100
7+1
517)
fo
r t
he mu
lti
in
st
al
lat
ion
of ou
tdoor
un
it
s
. Se
lec
tio
n
met
hod i
s
as
sho
wn in
the
ri
ght t
a
ble
.
•Do
not u
s
e
the ou
tdoor
un
it m
ulti
c
onne
cti
on p
ipi
ng k
it
(
B
HF
Q2
2M90
9)
tha
t
ar
e so
ld sep
a
ra
tely
a
s
an
o
p
ti
on
o
f
the
M-
ty
pe ser
ies and do not use
T
-jo
int
s
.
Branc
h with re
fnet joint
B
ran
c
h
wi
th
r
e
fn
e
t jo
in
t
a
n
d
r
e
fn
et
h
e
a
d
er
Br
a
n
ch w
it
h r
e
fn
et he
ade
r
O
n
e
ou
td
oo
r
u
n
it in
st
a
lle
d
(R
X(
Y)
Q5~
18
+
R
XYH
Q1
2)
Ou
td
oo
r u
n
it
s
in
st
a
lle
d in
a
mu
ltip
le
ou
td
oo
r un
it
syste
m
(RX
Y
Q
20
~5
4+
RX
Y
H
Q
16~
36)
Ins
tall
the
joi
nt p
a
rt
(
p
a
rt
i
n
the
figu
re
) o
f the
out
do
or
uni
t mul
ti c
o
n
nec
tion
pip
ing
ki
t hor
iz
on
ta
lly wi
th a
ttenti
on
to the
ins
ta
llati
on
re
s
tr
ic
ti
ons
des
cr
ib
ed i
n
"
c
on
nec
tin
g
the r
e
fr
iger
ant p
ipi
ng"
.
(*
) If
the s
y
s
tem
capaci
ty
is
RXY
(H
)Q
20 o
r mo
re
, r
e
-r
ea
d to th
e fir
s
t out
d
oor
br
anc
h
as
see
n fr
om t
he i
ndoo
r u
n
it.
Ma
ximum allow
able
le
ngth
Be
tw
ee
n o
u
tdoo
r an
d i
n
doo
r un
it
s
Act
ual
p
ipe
le
ng
th
Pi
pe
l
e
n
g
th
be
tw
ee
n o
u
td
o
o
r(
*)
an
d i
n
d
o
o
r
uni
ts
16
5
m
[Exa
m
p
le
] un
it
8: a+
b+
c+d
+e
+
f+g
+p
165
m
[E
xam
ple
] un
it 6
: a+
b+
h
1
6
5
m
, un
it
8:
a+
i+
k
1
6
5
m
[E
xample
] u
n
it 8
: a+
i
16
5
m
Eq
ui
val
e
nt
le
ng
th
Eq
ui
val
e
nt
pi
pe
l
e
ngt
h
bet
we
en
o
u
td
o
o
r(
*)
an
d
in
do
or
u
n
it
s 1
9
0
m
(
A
ssum
e
e
q
ui
va
le
nt
pi
p
e
le
ng
th
of
r
e
fn
et
jo
in
t to
b
e
0.5
m
a
n
d
o
f
th
e re
fn
et he
ade
rhea
de
r br
an
ch
pip
e to
be
1
.0
m
.
(fo
r calcu
la
tion
pu
rp
ose
s)
)
T
o
ta
l ext
ens
io
n
le
ng
th
T
o
ta
l pip
in
g le
ng
th fro
m ou
td
oo
r u
n
it* to a
ll in
do
or
u
n
it
s
10
0
0
m
Be
tw
ee
n o
u
tdoo
r br
an
ch
and
ou
td
oo
r
un
it
(O
n
ly fo
r RX
Y
(H)Q
2
0
o
r mo
re)
Act
ual
p
ipe
le
ng
th
Pi
pi
n
g
l
e
ngt
h fr
o
m
out
do
or
b
ra
n
ch
to
ou
td
oo
r u
n
it
10
m.
Ap
pr
oxi
m
ate
l
e
n
g
th
: m
a
x.
13
m
All
owable
hei
gh
t
Be
tw
ee
n o
u
tdoo
r an
d i
n
doo
r un
it
s
Dif
fe
re
nce
i
n
he
ig
h
t
D
if
fer
en
ce i
n
he
ight
be
tw
ee
n o
u
td
o
o
r an
d i
n
doo
r un
it
s (
H
1)
50
m
(
40
m if
o
u
td
o
o
r un
it is loca
ted
in a
lowe
r
po
sition)
.
B
e
tw
e
e
n
in
do
or
a
n
d
in
do
or
u
n
it
s
Dif
fe
re
nce
i
n
he
ig
h
t
D
if
fer
en
ce i
n
he
ight
be
tw
ee
n a
d
ja
ce
nt
in
do
or
un
it
s
(H
2
)
15
m
Be
tw
ee
n o
u
tdoo
r an
d o
u
td
o
o
r un
it
s
Dif
fe
re
nce
i
n
he
ig
h
t
D
if
fer
en
ce i
n
he
ight
be
tw
ee
n o
u
td
o
o
r un
it
(
m
a
in)
an
d
out
do
or
u
n
it
(
s
ub
) (
H
3
)
5m
All
owable
le
ngt
h a
fter
th
e
bra
nch
Act
ual
p
ipe
le
ng
th
Pi
pe
l
e
n
g
th
fr
om
f
ir
s
t
re
fr
ig
er
an
t b
ra
n
ch
ki
t (
e
it
h
e
r r
e
fnet
j
o
in
tl
in
e b
ra
n
ch
pi
p
e
o
r
re
fne
t h
ead
er
he
ad
er
b
ra
n
ch
pi
pe
) to
in
do
o
r un
it
40
m
(
See
n
o
te
1 o
n
next
p
a
g
e
)
[Exa
m
p
le
] un
it
8: b+
c+d
+e
+f
+g
+p
40
m
[E
x
am
pl
e
] un
it
6
: b+
h4
0
m
, un
it
8
: i+k
4
0
m
[Ex
a
m
p
le]
un
it
8:
i
40
m
Re
fri
gera
nt br
anch k
it
se
le
ct
ion
R
e
fr
ig
er
an
t
b
ra
n
ch
ki
ts
can on
ly be use
d
w
it
h R
410
A.
How to se
lec
t th
e
re
fne
t
joint
•
W
hen
usi
ng
ref
net
j
o
in
ts
a
t
the
fi
rs
t
br
anch
count
ed f
ro
m
the
out
door
u
n
it
s
ide
.
Choose fr
om
the
fo
llo
w
ing t
abl
e
in
accor
dance wit
h the cap
aci
ty of
t
he
ou
td
o
o
r uni
t.
•
F
or r
e
fnet j
o
in
ts
line br
anch
p
ipes
other
t
han the
fi
rs
t br
anch,
sel
ect
the pr
oper
branc
h ki
t
m
o
del based
on the
t
o
ta
l cap
aci
ty i
ndex.
How t
o
s
e
le
ct
t
h
e r
e
fn
et
hea
der
•
C
hoose
f
rom the fol
lo
win
g
tabl
e in acco
rdanc
e
wi
th th
e
to
ta
l cap
aci
ty of
al
l
the
indoor
uni
ts
connect
ed
bel
ow t
he r
e
fnet
header
.
•
N
ot
e: 250 typ
e
can
not be connect
ed bel
ow
the
re
fnet header
.
How to c
hoose
an out
d
oor
multi c
o
nne
ction piping
kit (nee
ded if the
out
do
or
unit
ca
p
a
city
t
y
pe i
s
RXY
(H
)Q2
0
or
more.)
•
C
hoose
f
rom the fol
lo
win
g
tabl
e in acco
rdanc
e
wi
th th
e
number
of
out
door uni
ts
.
E
x
am
ple
of
do
wn
st
rea
m in
do
or
un
it
s
[Exa
mple]
in
case
of re
fn
e
t jo
in
t C; in
do
or
u
n
it
s 3
+
4+
5+
6+
7+
8
[E
xa
mpl
e]
in
cas
e of re
fne
t j
o
in
t
B
;
indo
or uni
ts 7+8
,
in
cas
e of re
fne
t hea
der;
in
door
un
its 1+
2+
3+
4+5
+6
[E
xample
]
in
case
of re
fne
t
h
e
a
der
;
in
do
or
u
n
it
s
1+
2+
3+
4+
5+6
+7
+8
in
do
o
r un
it
re
fn
e
t j
o
in
t
re
fn
et hea
de
r
ou
td
oo
r mu
lt
i
con
ne
cti
on pi
pi
n
g
ki
t
ab
c
d
e
f
g
H1
p
AB
C
D
E
F
G
12
3
4
5
6
7
8
H2
hi
j
k
l
m
n
H1
H2
a
i
b
cd
e
f
g
h
k
j
78
A
B
12
3
4
5
6
a
H1
H2
cd
e
f
g
h
i
b
12
3
4
5
6
7
8
AB
C
D
EF
G
ab
c
d
e
f
g
8
H2
H1
H3
p
hi
j
k
l
m
n
12
3
4
5
6
7
H1
H2
a
i
b
c
12
3
4
5
6
k
j
78
H3
A
B
de
f
gh
H1
H3
a
H2
cd
e
f
g
h
i
b
12
3
4
5
6
7
8
rs
t
r
10
m (A
pp
ro
xima
te
le
ng
th
:
max. 1
3
m)
s
10
m (A
pp
ro
xim
a
te le
ng
th:
max: 1
3
m)
t
1
0
m (A
p
p
ro
xima
te le
n
g
th:
max: 1
3
m)
Out
door un
it
cap
a
c
ity t
y
pe
Re
frig
era
nt branc
h kit na
me
RX
(Y
)Q
5
K
H
R
Q
2
2
M
2
0
TCZ-
P2
0B
K
1
2
Q
R
X
(Y
)Q
8+
10
K
H
R
Q
2
2
M
2
9
T
9C
Z-
P2
9BK
12Q
A
RX
(Y
)Q1
2
~
1
8
U
R
XYQ
20+
22
RXYHQ1
2 +
RXY
HQ16
~2
2
KH
RQ
22
M6
4TCZ-
P
6
4
B
K
1
2
Q
R
XYQ
24~
54
R
XYH
Q2
4~
36
KH
RQ
22
M7
5TCZ-
P
7
5
B
K
1
2
Q
Indoor ca
p
aci
ty
type
Re
frigera
nt branc
h kit
na
me
<
2
0
0
K
HRQ22
M2
0T
20
0
x<
29
0
K
HRQ
22
M2
9T9
29
0
x<
64
0
K
HRQ
22
M6
4T
64
0
K
HRQ
22
M7
5T
Indoor c
a
p
a
c
ity type
R
e
fri
g
era
n
t b
ran
ch
k
it
n
a
m
e
<
290
K
H
RQ
22M
2
9
H
(
M
a
x. 8
b
ra
n
ch
)
29
0
x<64
0
K
HR
Q
22M6
4H (Max. 8
b
ra
n
ch
)
a
a
.
S
ee
no
te 2
on
n
e
xt p
a
ge
6
4
0
K
HR
Q2
2
M
75
H (Ma
x.
8 br
an
ch)
Number
of
out
door unit
s
Branch kit na
me
2
B
H
F
Q
2
2
P
10
07
3
B
H
F
Q
2
2
P
15
17
