14
NO
T
E
S:
1
.
Compressor and
b
lo
w
er motor ther
mally protected inter
nally
.
2
.
A
ll wir
in
g to the unit m
ust
comply with
NEC (N
ation
a
l Electr
ical
Code) and local codes
.
3
.
380/420-v tr
ansf
or
m
ers
will be
connected f
o
r 380-v oper
ation. F
or 420-v oper
ation, dis-
conn
ect VIO lead at L1, an
d attach BRN lead to L1.
Close ope
n end of VIO le
ad.
4
.
FP1 the
rmisto
r pro
v
ides
freez
e
protection f
o
r W
A
TER
. When using ANT
IFREEZE
solu-
tion,
cut JW3 ju
mper
.
5
.
T
y
pical he
at pu
mp the
rmostat
wir
ing
sho
w
n. R
ef
er
to
ther
mosta
t installation instr
uctions
for
wir
in
g to
the
unit
. T
her
mo
stat
wir
ing m
ust
be “Cla
ss 1” a
nd v
oltage
r
ating
equal to
or
g
reater t
han unit sup
ply v
oltage
.
6
.
24-v
a
lar
m signal
sho
w
n
.
F
or dr
y alar
m con
tact, cut A
L
2
DR
Y (JW4
) jumper
a
nd
d
ry
con-
tact w
ill b
e a
v
a
ilab
le betw
een AL1
and AL2.
7
.
T
ransf
or
m
er secondar
y g
ro
und via D
elux
e D
board
stan
doffs
and scre
ws to control
bo
x.
(Ground a
v
aila
b
le from top
tw
o
stan
doffs a
s
sho
wn.)
8
.
F
or
dual p
oint p
o
w
e
r option, b
lo
w
er wires (3 qty) w
ill go
to PDB2 only
.
AL
—
Al
ar
m Rela
y
BC
—
Blo
w
er Contactor
CB
—
Circuit Break
er
CC
—
Compressor C
ontactor
CO
—
Senso
r, C
ondensate Ov
erf
lo
w
DPP
—
D
u
a
l Po
in
t Po
w
e
r
DS
—
Disconnect Switch
FP1
—
Senso
r, W
ater
Coil F
reez
e Protection
FP2
—
Senso
r, Air C
oil F
reez
e
P
rotection
HP
—
High-Pre
s
sure Sw
it
ch
HPWS
—
Hi
gh-Pre
s
s
u
re W
a
ter
Sw
itc
h
JW3
—
Clippab
le
Field Selection
J
umper
LO
C
—
Loss of C
harge
P
ressure Switch
MV
—
Motor
iz
ed V
a
lv
e
PDB
—
P
o
w
er Distr
ib
ut
ion
Bloc
k
PDB2
—
P
o
w
er
Distr
ib
ut
ion Bloc
k Dual P
oint Opt
ion
RV
S
—
Re
v
e
rsing V
a
lv
e Solenoid
TRA
N
S
—
T
ransf
o
rmer
F
a
ctor
y L
ine V
o
ltag
e Wir
ing
F
actor
y L
o
w V
oltage Wir
ing
Field
Line
V
o
lta
ge Wir
ing
Field
Lo
w V
oltage Wir
ing
Pr
inted Circuit T
race
Op
tional Wir
in
g
LEGEND
Rela
y/Contactor C
oil
T
h
er
m
is
tor
Conden
sate P
an
Circuit Break
er
Ground
Sole
noid C
o
il
Rela
y Contacts - N.O
.
Rela
y Contacts - N.C
.
T
emp
er
ature Sw
itch
Switc
h
- Lo
w Pres
sure
Switc
h
- High Pressure
Wi
re Nut
Fi
g.
2
8 — 50
VQP08
4-
168
w
it
h Del
uxe
D Cont
rol
(Ty
pi
cal
)
a50-8439
D
elux
e D
