Nordyne E3 Series User Manual
Page 28
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Notes :
1) See unit data label for recommended supply wire sizes.
2) Thermostat anticipator setting : 0.40 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 the provided jumper wire.
"A" (BOTTOM)
FUSE
RED
GREEN
BLUE
RED
ORANGE
WHITE
BLACK
RED
GRA
Y
WHITE
WHITE
GRA
Y
BLACK
WHITE
ORANGE
VIOLET
RED
GREEN
WHITE
GRAY
BLACK
RED
BLACK
WHITE
CONTACTOR
240V
COM
24V
ELEMENTS
LIMIT
ELEMENTS
LIMIT
T1
T2
T3
T4
T5
G
N
L
C
X13
(11)
"B" (TOP)
RED
RED
RED
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
RED
RED
RED
1
2
3
4
5
6
1
2
3
4
5
6
1
5
2
4
6
3
BLOWER
RELAY
RED
BLUE
BLUE
RED
Figure 32. E3EX 015/017H
Figure 33. E3EX 020H
Notes :
1) See unit data label for recommended supply wire sizes.
2) Thermostat anticipator setting : 0.40 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 the provided jumper wire.
"A" (BOTTOM)
FUSE
RED
GREEN
BLUE
RED
ORANGE
WHITE
BLACK
RED
GREY
WHITE
WHITE
GREY
BLACK
WHITE
ORANGE
VIOLET
RED
GREEN
WHITE
GREY
BLACK
RED
BLACK
WHITE
CONTACTOR
240V
COM
24V
ELEMENTS
LIMIT
ELEMENTS
LIMIT
T1
T2
T3
T4
T5
G
N
L
C
X13
(11)
"B" (TOP)
RED
BLACK
BLACK
BLACK
BLACK
BLACK
RED
RED
1
2
3
4
5
6
1
2
3
4
5
6
1
5
2
4
6
3
BLOWER
RELAY
RED
BLUE
BLUE
RED
RED