Rheem PowerVent - Critical Safety Instructions; Flammable Vapor Sensor and Venting Safety

1626.docx
With the
the press
close.
The con
t
jumping
switch f
o
Pre-purg
seconds.
The con
t
sequenc
e
entering
A signal
pressure
control
v
(IF blow
e
pressure
Ignition
a
Po
w
blower run
n
ure switch
w
rol logic pr
e
this pressur
e
o
r main bur
n
e may last
u
rol will atte
m
e
5 times be
f
into a hard
l
is passed th
r
switch to th
e
v
alve.
e
r, venting,
&
switch are
a
a
ttempt
TEC
H
w
erVent wi
t
n
ing,
w
ill
e
vents
e
n
er.
p
to 30
m
pt this
f
ore
l
ockout.
r
u the
e
&
a
ll OK.)
H
NICAL S
E
Technica
l
1-8
0
t
h Electron
i
IF the exha
u
venting cre
a
b
ack press
u
b
lockage, t
h
switch will
inducing a
f
Exhaust pr
e
Breaks on
p
-.45 ± .05 i
n
The hard l
o
a manual p
o
control to c
lockout
This is the
s
energize th
e
igniter is e
n
valve is en
e
immediatel
y
begins.
Visually v
e
sparking in
s
combustio
n
Pilot flame
immediatel
y
E
RVICE D
E
l
Service B
u
0
0-432-837
3
i
c Control
S
u
st side of t
h
a
tes too mu
c
u
re due to
h
e pressure
not close
f
ault.
e
ssure switc
h
p
ressure fall
;
n
w.c.
o
ckout will r
e
o
wer cycle
o
lear the har
d
s
ignal need
e
e
igniter. T
h
n
ergized an
d
e
rgized
y
after the s
p
e
rify the igni
s
ide the
n
chambe
r
.
and main b
u
y
follow.
E
PARTME
N
u
lletin
3
S
equence of
h
e
c
h
h
:
;
e
quire
o
f the
d
e
d to
h
e
d
pilot
p
ark
i
ter is
u
rner
N
T
Operation
s
s
3