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NOTES:
1) See unit data label for recommended supply wire sizes.
2) Thermostat anticipator setting: 0.20 Amps.
3) To change blower speeds on units without a relay box refer
to installation instructions.
4) Refer to furnace and/or relay box installation for thermo-
stat connections.
WARNING:
!
Switch circuit breakers to
the OFF position beore
servicing the furnace.
BLACK
BLOWER
1
5 2
SPEED
BLOWER
RELAY
4
SELECTOR
3 6
LEADS
(See Note 7)
VIOLET
TRANSFORMER
240V
24V
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 acces-
sory Installation Instructions for further details.
C
H
MH
ML
L
6
5
4
3
2
1
6
5
4
3
2
1
RED
BLACK
GREEN
GREY
RED
FUSE
ORANGE
WHITE
GREY
TOP ELEMENT, 11.6 KW
M2M1
2
4
M4 M3
1
3
ELEMENTS
LIMIT
SEQUENCER
BLACK
RED
RED
BLACK
1
2
3
4
5
6
1
2
3
5
4
6
RED
BLACK
RED
BLACK
CIRCUIT
GRD
BREAKERS
GRD
GRD
CB-B
E
Red Jumper Wire
CB-A
(See note 8)
Grey
5
Black
4
IFR
Blue
3
Yellow
2
Red
IFR
1
E
Top - 11.6
Seq 1
240V
Transformer
24V
Fuse
2
4
White Pig-Tail
Green Pig-Tail
Grey Pig-Tail
Red Pig-Tail
5
3
Single
Supply
Legend:
(standard)
IFM – Fan Motor
Ground
CB – Circuit Breaker
OR
E – Heater Element
Seq – Sequencer
Line
Circuit B
Voltage
IFR – Fan Relay
Dual
LS – Limit Switch
Ground
Supply
– Fan Plug
(optional)
Line
Circuit A
Voltage
– Control Plug
Ground
CB-B
CB-A
IFM
H
MH
ML
C
6
Org.
L
LS
Seq
1
IFR
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