Warning, Suppl y – Nordyne E3 Series User Manual
Page 23
23
TRANSFORMER
240V
24V
ELEMENTS
TO
P
ELEMENTS,
10.0 KW
H
MH
ML
L
C
ORANGE
RED
BLA
CK
GREY
ORANGE
GREY
BLA
CK
BLUE
YELLOW
RED
WHITE
RED
BLA
CK
BLA
CK
CONT
A
CT
OR
LIMITS
RED
1
5
2
BLO
WER
RELA
Y
3
6
4
GREEN
GREEN
WHITE
1
2
3
4
5
6
1
2
3
45
6
4
2
3
1
FUSE
BLACK
BLA
CK
VIOLET
RED
COM
BLA
CK
RED
RED
60A
ON
OFF
Cir
cuit A
Line
V
olta
g
e
GRD
Gr
ound
Suppl
y
CIRCUIT
BREAKER
BLACK
GREY
BLUE
YELLOW
RED
W
ARNING:
Switc
h cir
cuit breaker
s to
the OFF position bef
ore
ser
vicing the furnace
.
Figure 26. E3EB 010H Wiring Diagrams
NO
TES:
1)
See unit data label f
or recommended supply wire
siz
es
.
2)
Ther
mostat anticipator setting:
0.20 Amps
.
3)
T
o
change b
lo
w
er speed on units without a rela
y
bo
x ref
er to installation instr
uctions
.
4)
Ref
er to fur
nace and/or rela
y bo
x installation f
or
ther
mostat connections
.
5)
If an
y wire in this unit is to be replaced it m
ust be
replaced with 105°C ther
moplastic copper wire of
the same gauge
.
6)
Not suitab
le f
or use on systems e
xceeding 120V to
g
round.
7)
This wire is used with some accessor
ies
. See
accessor
y Installation Instr
uctions f
or fur
ther de-
Leg
end:
CB – Circuit Break
er
E – Heater Element
IFR – F
an Rela
y
Cont – Contactor
LS – Limit Switch
IFM – F
an Motor
– F
an Plug
240V
Cont 1
C
L
IFM
CB-A
CB-A
Transformer
LS
Btm - 10.0
ML
1
2
3
4
5
IFR
Red
Blue
E
Cont 1
IFR
Cont
1
24V
Red Pig-Tail
White Pig-Tail
IFR
Green Pig-Tail
Grey Pig-Tail
Yellow
MH
H
6
Black
Grey
Org.
White Jumper Wire
(See note 7)
Fuse