Energy Recovery Ventilator
8
®
Potentiometer Control
L2
L1
B
A
BLACK
WHITE
BLACK
BLACK
L1
GROUND
L2
ENERGY WHEEL MOTOR
WHITE
BLACK
M1
MAIN UNIT POWER -115/208/230/60/1
(VERIFY MAIN UNIT POWER ON UNIT NAMEPLATE)
SEE NOTE#2
MB
MA
BLOWER MOTOR A
BLOWER MOTOR B
SEE NOTE#2
Wiring Schematics
L2
115
R
208
230
T
A OR B
L2
L1
L1
MAIN UNIT INTERNAL JUNCTION BOX
REMOTE PANEL
24V SECONDARY
16
15
T1
TR
GROUND
TH
COM
NO
A1
T1
A2
B1
FIELD MOUNT
IN OUTDOOR
AIR DUCT
PURPLE
115/208/230V PRIMARY
FIELD TO CONNECT
TO TERMINAL DESIGNATED
WITH UNIT LINE VOLTAGE
CONNECT TERMINAL 15
FROM COMPONENT "T1"
WITH LINE VOLTAGE
BLACK
ORANGE
RED
VIOLET
YELLOW
SEE NOTE #3
Timed Exhaust Frost Control
Legend
MA Blower Motor A
MB Blower Motor B
M1 Energy Wheel Motor
M2 Exhaust Blower Motor
M3 Supply Blower Motor
T1
Frost Control Timer
Typical
Settings:
t1 (OFF) = 5 min.
t2 (ON) = 30 min.
TH
Thermostat; non-adjustable 5° setting.
Required to be mounted in outdoor air duct.
TR Transformer
