McQuay MDS030A - Page 25

page 24
Model: MDS080/100/120BR
KM2
OL
2
K
M
LPT
HP
OL
T1
Descri
p
tio
n
Descri
p
tions of the com
p
onents and
p
arts
:
DB
3A
4WV
S
y
mbo
l
T2
OL
1
KM1
1
8
R
380
V
/3
N~
/50
H
z
T
N
S3
.
4
O
vercoolin
g
circuit outlet temperature sensorTH11
L1
Descri
p
tio
n
T2
T1
T
3
KM4
O
L
4
1
9
22
21
2
3
O
L
3
KM
3
2
6
2
5
24
J
1
8
J1
O
L
4
L
HP
3
KM2
PMW
KM1
S
V1
1
10
11
PMW
S
V2
4
2
FANH
FANL
4WV
L
O
W-
I
FIX1-
OL
FIX2-O
L
O
L
2
O
L
1
1
3
12
DI
G
-
OL
V2-
TR
TH
3
HI
-
1
TH12
TH11
Ai
r suct
i
on tem
p
erature sensor
TH
12
F
U
71
T
L
EXV1
EXV4
HI-
U
KM4
KM
3
4WV
7
TH
5
TH7
FIX2
FIX1
TR
17
C
oil middle tem
p
erature sensor TH3
ON
S
haft heate
r
Constant-s
p
eed
com
p
resso
r
F
a
n m
o
t
or
Di
g
ital compresso
r
F
use
Overload
p
rotectio
n
C
ontacto
r
Low
p
ressure sensor
p
rotecto
r
S
olenoid valv
e
Tr
a
n
s
f
o
rm
er
red
b
l
ac
k
w
hit
e
Connecting the indoor unit
M
~
M
~
MD
S
-
P
MD
S
-
M
S1
Bin
Ap
c
Ain
L
O
W-
U
1
2
3
S1.3~S1.8 set the number of indoor units. S2.1 sets the unit as a master/slave. For details of S2.4~S2.8
,
see the instructions
.
1:
3
:
2:
N
o
t
es:
Field wirin
g
Factory wirin
g
y
ellow
red
b
l
ac
k
b
rown
w
hit
e
y
ellow
red
b
l
ue
y
ellow
red
b
l
ue
y
ellow
red
b
l
ue
Model: MDS080/100/120B
KM2
O
L
2
T1
T2
T
3
O
L
1
KM1
R
380
V
/3
N~
/50
H
z
T
N
O
L
4
0
.
6
7
A
O
vercoolin
g
circuit outlet temperature sensorTH11
L1
T2
T1
T
3
KM4
O
L
4
22
21
2
3
O
L
3
KM
3
2
6
2
5
24
J
1
8
J1
O
L
4
L
HP
3
KM2
PMW
KM1
S
V1
1
10
11
PMW
S
V2
4
2
FANH
FANL
4WV
L
O
W-
I
FIX1-
OL
FIX2-
OL
O
L
2
O
L
1
1
3
12
DI
G
-
OL
V2-
TR
TH
3
HI
-
1
TH12
TH11
A
ir suction tem
p
erature sensor TH12
F
U
71
T
L
EXV4
EXV1
EXV4
KM4
KM
3
TH
5
TH7
FIX2
FIX1
5
17
C
oil middle tem
p
erature sensor TH3
Mo
del
1.
8A
MD
S080B
MD
S
12
0B
MD
S
12
0B
MD
S
1
00B
MD
S080B
33
32
31
30
S1.3~S1.8 set the number of indoor units. S2.1 sets the unit as a master/slave. For details of S2.4~S2.8
,
see the instructions
.
1:
3:
2:
N
o
t
es:
Field wirin
g
Factory wirin
g
~
M
M
~
M
~
MD
S
-
P
M
D
S
-
M
Bin
Ap
c
Ain
L
O
W-
U
LPT
1
2
3
HI-
U
y
ellow
r
ed
b
l
ue
b
l
ac
k
b
r
o
wn
w
hit
e
y
ellow
red
b
l
ue
red
b
l
ue
y
ellow
red
b
l
ue
Constant-speed
compressor
F
a
n moto
r
Di
g
ital compresso
r
F
use
Overcoolin
g
electronic
ex
p
ansion valve
p
Overload
p
rotectio
n
C
ontactor
KM
Low
p
ressure sensor
Hi
g
h pressure switc
h
LPT
HP
OL
Descri
p
tio
n
R
e
v
e
r
s
i
o
n
DB
3A
F
U
S
y
mbo
l
S
olenoid valv
e
Descri
p
tio
n
Tr
a
n
s
f
o
rm
e
r
TR
red
black
bl k
white
hit
Connecting central control system
n
Connecting the indoor unit