Ke y – American Water Heater Tankless Water Heater System User Manual
Page 9
Drawing Number:
Drawing Date:
Pres
s
u
re R
e
lief
Valv
e
3/
4"
Ball
Valv
e
3/
4"
U
n
ion
C
h
ec
k Valv
e
Ke
y
S
Pres
s
u
re R
egulat
or
C
irc
ulat
ing Pum
p
Solenoid Valv
e
Boiler D
rain Valv
e
WH-1
Domestic Hot W
ater - S
tandard Inst
allation
1 Tankless Water Heater
Preferred Piping Inst
allation
G
a
s
S
u
p
p
ly
3
/4
"
C
o
ld
W
a
te
r
S
u
p
p
ly
L
in
e
3/4
" H
o
t
W
a
te
r
S
u
ppl
y L
ine
Tankless
Wa
te
r H
ea
te
r
Tankless
E
q
ui
pme
n
t Li
st
Tankless
Wa
te
r H
e
a
te
rs
QT
Y
1
June 11, 2007
This is not an engineering drawing; it is intended only as a guide and not
as a replacement for professional engineering project drawings.
This
drawing is not intended to describe a complete system. It is up to the
contractor or engineer to determine the necessary components and
configuration of the particular system to be installed.
The drawing does
not imply compliance with local building code requirements. It is the
responsibility of the engineer or contractor to ensure that the installation is
in accordance with all local building codes. Confer with local building
of
ficials before installation.
9