Nordyne Air Conditioner / Heat Pump Air Handler Owner's Manual & Installation Instructions page 22

WIRING DIAGRAM
Models: E3EB-012H
NOTES:
1. Supply wire size must be in accordance to the applicable revision of the NEC and all other
applicable codes.
2. Thermostat anticipator setting: 0.20 Amps
3. To change blower speed on units without a relay box installed refer to installation instructions
4. Refer to furnace and/or relay box installation instructions for thermostat connections.
5. If any wire in this unit is to be replaced it must be replaced with 105° C thermoplastic copper wire of the
same gauge.
6. Not suitable for use on systems exceeding 120V to ground.
7. Refer to installation instructions for complete wiring diagram.
8. Heating and cooling may be wired on the same speed using either a relay box or the provided jumper
wire.
BLACK BLOWER RELAY
5 2
6 4
TRANSFORMER
COM 240V
24V
GREY
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
22
RED
YELLOW
BLUE
BLACK
WHITE
FUSE
VIOLET
GREY
CONTACTOR
Figure 24. Wiring Diagram for E3EB 012H Furnaces
1
2
3
4
5
6
ORANGE
RED
GREEN
WHITE
RED
BLACK
BLACK
RED
RED
RED
BLACK
BLACK
ELEMENTS
LIMITS
RED
¢7103850¤
Optional 4-Speed
WARNING
!
Blower
Switch circuit breakers to the "off"
position before servicing the furnace.
RED
1
2
H
3
4
MH
BLACK
5
ML
L
BLUE
6
YELLOW
ORANGE
"B" (TOP)
CIRCUIT BREAKERS
"A" (BOTTOM)
Legend:
IFM = Fan Motor
CB = Circuit Breaker
E = Heater Element
Cont = Contactor
IFR = Fan Relay
LS = Limit Switch
= Fan Plug
710385C
(Replaces 710385B)
0210
C