Table 12. control board operation - continued – Reznor B6BM Unit Installation Manual User Manual
Page 30
30
CONTROL SIGNAL & MODE
OPERATION
TOTAL KW
BOARD ACTION
W1 & W2
EHEAT
ON
5 KW
s
tage
1 H
eat
on
instantly
H
eat
blower
on
aFter
3
seCond
delay
10 KW
s
tage
1 H
eat
on
instantly
H
eat
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
15 KW
s
tage
1 H
eat
on
instantly
H
eat
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
20 KW
s
tage
1 H
eat
on
instantly
H
eat
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
s
tage
4 H
eat
on
aFter
15
seConds
delay
25 KW
s
tage
1 H
eat
on
instantly
H
eat
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
s
tage
4 H
eat
on
aFter
15
seConds
delay
s
tage
5 H
eat
on
aFter
20
seConds
delay
30 KW
s
tage
1H
eat
on
instantly
H
eat
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
s
tage
4 H
eat
on
aFter
15
seConds
delay
s
tage
5 H
eat
on
aFter
20
seConds
delay
s
tage
6 H
eat
on
aFter
25
seConds
delay
OFF
—
H
eat
stages
oFF
instantly
b
lower
oFF
aFter
15
seCond
delay
W1 & Y/Y2
AUX HEAT
ON
5 KW
s
tage
1 H
eat
on
instantly
C
ool
blower
on
aFter
3
seCond
delay
10 KW
s
tage
1 H
eat
on
instantly
C
ool
blower
on
aFter
3
seCond
delay
15 KW
s
tage
1 H
eat
on
instantly
C
ool
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
20 KW
s
tage
1 H
eat
on
instantly
C
ool
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
25 KW
s
tage
1 H
eat
on
instantly
C
ool
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
30 KW
s
tage
1 H
eat
on
instantly
C
ool
blower
on
aFter
3
seCond
delay
s
tage
2 H
eat
on
aFter
5
seConds
delay
s
tage
3 H
eat
on
aFter
10
seConds
delay
s
tage
4 H
eat
on
aFter
15
seConds
delay
OFF
—
H
eat
stages
oFF
instantly
H
eat
blower
turns
oFF
aFter
40
seCond
delay
Table 12. Control Board Operation - Continued