Installation and Service Manual
IN
S
2
As
s
The
r
desc
r
1. I
n
c
E
b
C
E
2.
D
3.
V
t
r
4.
V
i
s
5.
V
t
y
6.
M
#
¾
t
r
#
u
b
i
n
2
f
o
Figu
Tran
7.
M
n
d
b
a
F
8. I
n
b
2
m
S
TALLAT
s
embly/Ins
t
r
ecommended
r
ibed as follow
s
nstallation of
w
c
odes, or in th
e
E
lectric Code
A
b
e electrically
g
C
anada, wiring
E
lectrical Code
D
isconnect su
p
V
erify electrica
l
ransformer pri
m
V
erify that the
u
s
115V or 115
/
V
erify that the
t
y
pe and size (
s
M
ount the tran
s
#
10-24x1/2" m
a
¾
" cap screws
ransformer siz
e
#
10 machine s
c
u
se either or b
o
b
e inserted fro
m
n
to the transfo
r
2
.1, requiring t
h
o
r assembly.
re 2.1
sformer to
M
M
ount the tran
s
n
on-access sid
d
ischarge air o
p
by
placing the
b
a
ttaching with
s
F
igure 2.2.
nsert the foam
b
racket and th
e
2
.2. Use two s
e
m
ounting brac
k
ION – S
T
t
allation
procedure for
a
s
:
w
iring must con
e
absence of lo
A
NSI/NFPA 70
g
rounded in co
n
must comply
w
.
p
ply voltage.
system suppl
y
m
ary voltage r
a
u
nit supply po
w
/
230V, 60 Hert
z
t
ransformer is
c
s
ee Table 3.1)
.
s
former to the
m
a
chine screws
and ¼" nuts p
r
e
. The 0.25k
V
c
rews only, wh
o
th types of fa
s
m
the back of t
h
r
mer mounting
h
at the transfo
r
M
ounting Br
a
s
former/mounti
e
(right side w
h
p
ening), towar
d
b
racket over th
s
elf-drilling scr
e
pad between
t
e
unit heater si
d
e
lf-drilling scre
k
et to the side
p
T
EP-DO
W
a
ssembly and
i
form with loca
l
cal codes, wit
h
- Latest Editio
n
n
formance to t
h
w
ith CSA C22.
y
to ensure it
m
a
ting.
w
er listed on th
e
z
, 1 Phase.
c
orrectly sized
.
m
ounting brac
k
and nuts and/
o
r
ovided depen
d
V
A transformer
s
ile 0.5kVA an
d
s
teners. Cap s
h
e mounting b
r
holes as sho
w
r
mer j-box cov
e
a
cket Asse
m
ng bracket as
s
h
en looking int
o
d
the back of t
h
e top edge of
t
e
ws provided
a
t
he bottom of t
h
d
e panel as sh
w
s to fasten t
h
p
anel.
W
N TRAN
S
i
nstallation is
l
building
h
the National
n
. Unit must
h
is code. In
1, Part 1,
m
atches the
e
serial plate
for the unit
k
et using the
o
r the ¼"-20 x
d
ing on the
s
mount with
d
larger may
c
rews must
r
acket and
w
n in Figure
e
r be removed
m
bly
s
embly on the
o
the
h
e unit heater
t
he unit and
a
s shown in
h
e mounting
own in Figure
h
e transformer
S
FORME
6-567.2
Figure
2
Transf
o
9. Con
n
to th
X1,
X
sec
o
wire
d
wire
s
whit
e
con
n
10. For
a
the
s
heat
For
m
bac
k
exte
leng
t
Seal
11. Con
n
sho
w
unit.
sup
p
mot
o
pow
e
mot
o
and
12. Con
n
tran
s
R
2
.2
o
rmer/Mount
n
ect the cond
u
e transformer
a
X
2, X3, and X
4
o
ndary wires X
d
to the black
h
s
X2 and X4 a
r
e
harness wire
n
ections.
a
ll models exc
e
s
ide and acros
s
t
er power conn
m
odel PTC, ro
k
of the unit to
t
rnal junction b
o
t
h. Use the cl
a
l
the connectio
n
ect the wiring
w
n on the unit
h
For 115V sin
g
p
lied through t
h
o
rs powered fr
o
e
red through t
h
o
r circuit is su
p
blue harness
w
n
ect the inco
m
s
former j-box
w
ing Bracket
t
u
it wiring harne
a
nd wire to th
e
4
) of the transf
o
1 and X3 are t
o
h
arness wire.
T
r
e to be interc
o
e
. See Table 3
e
pt PTC, route
s
the lower ba
c
ections, cuttin
g
ute the condui
t
t
he heater po
w
o
x, cutting the
a
mps provided
ns where they
harness ends
h
eater wiring
d
g
le-phase po
w
h
e transformer
.
o
m a 230V cir
c
h
e transformer
p
plied to the int
w
ires.
m
ing electrical
p
w
ith an approp
r
t
o Unit
A
ss
e
ss provided wi
e
secondary si
d
o
rmer. Transf
o
o
be interconn
e
Transformer s
e
o
nnected and
w
.2 for summar
y
the conduit n
e
c
k of the unit t
o
g
to the desire
d
t
neatly across
w
er connection
s
harness to the
to hold condu
i
enter the casi
n
in the unit he
a
d
iagram suppli
e
w
er units, all po
w
.
For units wit
h
c
uit, only the c
o
. Power for th
e
ernal relay via
p
ower supply
w
r
iate connecto
r
e
mbly
th the kit
d
e (labeled
o
rmer
e
cted and
e
condary
w
ired to the
y
of
e
atly down
o
the unit
d
length.
the upper
s
in the
desired
i
t in place.
n
g.
a
ter as
e
d with the
w
er is
h
115/230V
o
ntrols are
e
230V
the red
w
iring to the
r
.