Carrier AQUAZONE 50PTH - Manual (Page 16)

16
ECM INTERF
ACE BOARD LA
YOUT
Y
G G G G R
W O Y
2
Y
1 G R
C
Y 2
Y 1
G
O
W
C
R
D
H
A L 1
A
A
A L1
S
W1
S
W2
S
W3
S
W4
S
W5
S
W6
S
W7
S
W8
S
W9
OF
F
ON
G
D
E HU
M
C
F M
T B 1
J1 S 1
BM (ECM)
BM (ECM)
SW1 S W2 S W3 S W4 S W5 S W6 S W7 S W8 S W9
OF
F
O N
ECM
INTERF
ACE
BOARD
AL
—
Al
a
rm Re
la
y Co
nt
ac
ts
AS
T
A
T
—
Aq
ua
st
at
BM
—
Blo
w
er
Mo
tor
BR
—
Blo
w
er
R
e
la
y
CB
—
C
irc
ui
t B
re
a
k
er
CC
—
C
o
mp
re
ss
or
C
o
nta
c
tor
CO
—
Se
ns
or
, Co
nde
ns
at
e Ov
e
rf
lo
w
DT
S
—
Di
sc
ha
rg
e T
e
mp Swi
tc
h
EC
M
—
Elec
tr
on
ic
all
y
Co
mm
u
ta
te
d
Mo
to
r
FP
1
—
Sen
s
o
r,
W
a
te
r Co
il
F
re
e
z
e
Pr
ot
ec
tio
n
FP
2
—
Se
ns
or
, Ai
r
Co
il F
re
e
z
e
Pr
ot
ec
ti
o
n
HP
—
Hi
gh
-P
re
ss
ur
e Swi
tc
h
HWG
—
Ho
t W
a
te
r Ge
nerat
or
JW1
—
J
u
mper
, Al
a
rm
LO
C
—
L
oss
of
C
h
a
rg
e
Pr
ess
ur
e Swi
tc
h
MV
—
Mo
to
ri
z
ed V
a
lv
e
NE
C
—
Na
ti
o
nal
El
ec
tr
ic
a
l Co
de
P1
—
F
iel
d Wir
ing
T
e
rm
in
al Bl
oc
k
RV
S
—
Re
v
e
rs
in
g
V
a
lv
e
So
le
no
id
T
RANS
—
T
ran
sf
o
rme
r
NO
TE
S:
1
.
Comp
re
ss
or
a
n
d
b
lo
w
er
mo
to
r t
h
e
rma
lly
p
ro
tec
te
d
in
ter
n
a
lly
.
2.
A
ll wi
ri
ng
t
o
t
h
e
uni
t m
u
st
com
pl
y wi
th
NEC an
d l
oca
l
c
o
d
e
s
.
3
.
T
ra
n
s
for
mer
f
o
r 2
0
8
/2
3
0
v
will
be
co
n
n
e
c
te
d
f
o
r 2
0
8
v
op
e
ra
tio
n.
F
o
r
23
0
v o
p
e
rat
ion
, d
is
c
o
n
n
e
c
t
RED
le
ad
at L1
an
d a
tta
ch
ORN lea
d
to
L1
. In
sula
te
op
en
en
d o
f
RED lea
d
. T
ran
sf
or
me
r f
o
r 2
2
0
/
2
4
0
v
w
ill
b
e
co
nn
ec
te
d
fo
r 2
2
0
v
op
e
ra
tio
n.
F
o
r
24
0
v
op
er
a
tio
n,
di
sc
on
n
e
c
t R
E
D
le
ad
a
t L
1
an
d
attach
ORN lead
to
L
1
. T
ra
n
s
for
mer
is
e
n
e
rg
y
limitin
g
or ma
y
ha
v
e
c
irc
uit b
re
a
k
e
r.
4.
F
P
1 t
h
e
rmi
s
to
r pr
o
v
id
e
s
fr
ee
z
e
pr
ot
ec
ti
on
f
o
r
w
a
te
r.
Whe
n
us
in
g an
ti
fr
eez
e s
o
lu
ti
ons
,
c
u
t JW3
ju
mpe
r.
5
.
T
y
pi
ca
l Aq
u
a
z
o
n
e
™ th
er
mos
ta
t wi
ri
ng
s
h
o
w
n.
R
e
fe
r
to
the
rmo
st
at
in
st
al
lat
io
n
in
str
u
cti
o
n
s
f
o
r wi
r-
in
g t
o
th
e u
n
it
.
The
rmo
st
at
wi
ri
n
g
mus
t be
Cl
ass
1
and
v
o
lt
a
ge
ra
ti
n
g
eq
ual
t
o
o
r
g
re
a
te
r t
h
a
n
u
n
it
su
ppl
y
v
o
lt
age
.
6.
2
4
-v
al
a
rm si
g
nal
sh
o
w
n
.
F
o
r dr
y
al
ar
m co
nt
ac
t,
cu
t JW1
ju
mpe
r an
d dr
y co
nt
ac
t wi
ll b
e
a
v
a
ila
b
le
be
tw
e
e
n
A
L1 a
nd AL
2.
7.
T
ran
sf
o
rme
r s
eco
nd
ar
y
g
ro
u
n
d
vi
a Co
mpl
e
te
C bo
ar
d st
an
do
ff
s
a
n
d
s
c
re
ws t
o
co
nt
ro
l
b
o
x
.
(Gr
o
und
a
v
ai
la
b
le f
ro
m
t
o
p
tw
o
s
tand
of
fs
as
s
h
o
w
n.
)
8.
A
qua
st
at
i
s
fi
el
d
-s
upp
lie
d
an
d must
be
wi
red i
n
se
ri
es
w
it
h
t
h
e
h
o
t
le
g to
t
h
e pump
. Aq
uas
ta
t
is
ra
te
d
f
o
r v
o
lta
ge
u
p
to
27
7
v
.
9.
P
la
c
e
j
u
mper
s o
n
2 an
d 3,
ECM bo
ar
d,
whe
n
de
humi
d
if
ic
a
ti
o
n mod
e
is
use
d.
L
E
GE
ND
Fi
el
d Li
ne
V
o
lt
a
g
e
Wir
ing
Fi
el
d Lo
w V
o
lt
a
g
e
Wir
ing
Pr
in
te
d Ci
rc
ui
t T
rac
e
Opt
iona
l Wi
ri
ng
Rela
y/Con
ta
c
tor Coil
Con
den
sa
te
P
a
n
So
le
no
id
Coi
l
T
e
mp
er
a
tur
e Swi
tc
h
T
h
er
mist
or
G
rou
nd
Wi
re
N
u
t
Fi
g.
17 — Wi
rin
g
of 50
PTH,PTV
,PTD02
6
-0
72
Uni
ts
w
it
h Compl
e
te
C Cont
ro
ll
er
, Thr
ee Pha
se (
208
/2
30 V)