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18-GJ83D1-1C-EN
37
Electrical — High Voltage
Table 17.
High Voltage Power Supply
The high voltage power supply must match the equipment nameplate.
Power wiring, including ground wiring must comply with national,
sate, and local codes.
Field wiring diagrams for supplementary electric heaters are shipped
with the heaters.
W
WA
AR
RN
NIIN
NG
G
L
LIIV
VE
E E
EL
LE
EC
CT
TR
RIIC
CA
AL
L C
CO
OM
MP
PO
ON
NE
EN
NT
TS
S!!
F
Fa
aiillu
urre
e tto
o ffo
ollllo
ow
w tth
hiiss W
Wa
arrn
niin
ng
g cco
ou
ulld
d rre
essu
ulltt iin
n
p
prro
op
pe
errtty
y d
da
am
ma
ag
ge
e,, sse
ev
ve
erre
e p
pe
errsso
on
na
all iin
njju
urry
y,, o
orr d
de
ea
atth
h..
F
Fo
ollllo
ow
w a
allll e
elle
eccttrriicca
all ssa
affe
etty
y p
prre
ecca
au
uttiio
on
nss w
wh
he
en
n
e
ex
xp
po
osse
ed
d tto
o lliiv
ve
e e
elle
eccttrriicca
all cco
om
mp
po
on
ne
en
nttss.. IItt m
ma
ay
y b
be
e
n
ne
ecce
essssa
arry
y tto
o w
wo
orrkk w
wiitth
h lliiv
ve
e e
elle
eccttrriicca
all cco
om
mp
po
on
ne
en
nttss
d
du
urriin
ng
g iin
nsstta
alllla
attiio
on
n,, tte
essttiin
ng
g,, sse
errv
viicciin
ng
g,, a
an
nd
d
ttrro
ou
ub
blle
essh
ho
oo
ottiin
ng
g o
off tth
hiiss p
prro
od
du
ucctt..
Table 18.
Make Electrical Connections
1.
Route High Voltage wiring to unit.
2.
Select a conduit entry point. Drill a hole for the desired conduit
size up to 1–1/2” diameter. A locating target is identified on these
units.
a.
Select the entry point you will use to bring in your high
voltage wiring.
Note:
When drilling access through cabinet do not drill into any
internal components. Remove internal components before
drilling through cabinet, if possible. Damage to the air handler
or heater could result.
Conduit Entry Points
3.
Route conduit (if used) to the entry point and connect.
a.
Use one hand to secure the conduit nut from inside of the
heater compartment.
b.
Connect a field supplied 3/4” or 1–1/2” conduit to conduit
nut.
Note:
Reducing bushings may be required for your application.
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