45
INTELLIZONE2 INSTALLATION MANUAL
G
L2
L1
208-230/60/1
Light emitting diode - Green
208-230V Relay coil
Electric Heat Contactor
Polarized connector
Factory Low voltage wiring
Factory Line voltage wiring
Field low voltage wiring
Field line voltage wiring
Optional block
DC Voltage PCB traces
Internal junction
Quick connect terminal
Thermal Limit Switch
Field wire lug
Ground
HE -
PB -
Heater element
Power block
Legend
N.O., N.C.
G
L1
ER1 to ER4 - Aux heat stage relays
1 2 3
P
EHC
EHC
Breaker
TS
Notes:
1 – To operate in 208V mode replace the blue transformer
wire connected to PB-L2 with red transformer wire.
2 – Low voltage wiring CLASS 2.
SAH Air Handler Section
Transformer
Blk/Wh
Yellow
24V
L2
L1
PB
Black
Blue
Red
NOTE 1
Orange
Brown
1
2
3
L
N
G
5 Speed
ECM
Blower
Motor
C
4
5
O
C
Y1
G
S
W1
L
X2
X1
R
Y2
TB
Black
Blue
Red
Tan
Grey
`
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Green/Yellow
Wiring Schematic cont.
Split Units AXB and 5 Speed ECM