Rheem PowerVent Technical Service Bulletin

Pow
S S O
EQUENCE E OF PERA
This is a power vent
display. T The word 'c
Commun nication betw
port pow wered by a 24
heater se t point, wate
codes, an nd diagnostic
temperatu ure, availabl
codes). U User display
heater.
The user display has
interactio on with the d
The displ lay is connec
thermost at wire with
Tank is f full of water.
Gas supp ply is connec
Unit is pl lugged into a
prong plu ug wall sock
VAC.
Turn rock ker switch o
blower to o ON positio
Slide gas s control valv
the ON p position.
Each tim me the contro
powered up they test
random a access memo
(RAM), t the program
and the n non-volatile
memory (EEPROM)
1626.docx
TECH HNICAL SE
Technical
1-80
werVent wit th Electroni
ATIONS
water heater r control that
ontrol' in th is sequence
ween the con ntrol and the
4V transform mer. Inputs i
er heater mo de of operat
cs. Outputs include statu
le hot water, , diagnostics
y will be pack kaged with t
a backlight that comes o
display for a minimum o
cted to the w water heater w
a maximum m length of 1
. Fill tank.
Connect ga
cted. natural; and
a 3- Electrical so
ket 120 wired polar
an earth gro
to brass scr
silver screw
ground.
on the Blower mot
on. controls all
blower mot
ve to display.
At power O
ls are for heat, the
t the a self-test d
ory If the self-c
code control lock
indications
. and user dis
ERVICE DE EPARTMEN
l Service Bu ulletin
00-432-8373 3
ic Control S Sequence of
t provides tw wo way com
will refer to the gas con
user display y is achieved
include wate er
ion, error
us (mode,
s and error
the water
on during
of 8 seconds. .
with 3-wire
00 feet.
s at 7" w.c f for
d 10" w.c. fo or LP.
ocket must b be
rity correct w with
ound. Black wire
ew; white w wire to
w; green wire e to
tor rocker sw witch
power input ts to
tor, gas valve e and
ON and a dem mand
e control per rforms
diagnostic rou utine.
check fails, th he
ks out with
on the contr rol
splay.
NT
Operations s
mmunications s to a wired u
ntrol valve.
d through a c communicati
user
ions
1