Nordyne E3 Air Conditioner User Manual


 
23
TRANSFORMER
240V
24V
ELEMENTS
TOP ELEMENTS, 10.0 KW
H
MH
ML
L
C
ORANGE
RED
BLACK
GREY
ORANGE
GREY
BLACK
BLUE
YELLOW
RED
WHITE
RED
BLACK
BLACK
CONTACTOR
LIMITS
RED
1
5
2
BLOWER
RELAY
3
6
4
GREEN
GREEN
WHITE
1
2
3
4
5
6
1
2
3
45
6
4
2
3
1
FUSE
BLACK
BLACK
VIOLET
RED
COM
BLACK
RED
RED
60A
ON
OFF
Circuit A
Line
Voltage
GRD Ground
Supply
CIRCUIT
BREAKER
BLACK
GREY
BLUE
YELLOW
RED
WARNING:
Switch circuit breakers to
the OFF position before
servicing the furnace.
Figure 26. E3EB 010H Wiring Diagrams
NOTES:
1) See unit data label for recommended supply wire
sizes.
2) Thermostat anticipator setting: 0.20 Amps.
3) To change blower speed on units without a relay
box refer to installation instructions.
4) Refer to furnace and/or relay box installation 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) This wire is used with some accessories. See
accessory Installation Instructions for further de-
Legend:
CB – Circuit Breaker
E – Heater Element
IFR – Fan Relay
Cont – Contactor
LS – Limit Switch
IFM – Fan Motor
– Fan 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