Reznor B6BM Unit Installation Manual - Manual (Page 24)

24
Figure 15. Fixed Speed Motor Control Board
GREEN RED
STATUS
NO
T USED
TEST PORT
BLOWER MOTOR
R
C
Y1
TWIN
DEHUM
W1
EXPANSION
PORT
COOL HEAT
FAN SPEED
1 2 3 4 5 6 7 8
OFF ON
GND
SENSOR
DEHUM
Y1
H
L2-OUT L2-IN
L1-IN
L1-OUT
Y1
Y/Y2
W
C
EXPANSION PORT
R
RED
GREEN
TEST PORT
BLOWER MOTOR
RED
INPUTS
COOL HEAT
FAN SPEED
OUTPUT
S
STATUS LIGHTS
2 3 4 5 6 7 8
OFF ON
A/B
Figure 16. Variable Speed Motor Control Board