Giant
Manual
7
Prepare for installa
Ɵ
on
Parts
included
Tools
needed
Materials
needed
Make
sure
the
water
heater
and
its
water
lines
are
protected
from
freezing.
Damage
due
to
freezing
is
not
covered
by
the
warranty.
You
must
follow
the
installa on
instruc ons
and
those
in
Care
and
Maintenance
for
adequate
combus on
air
intake
and
exhaust.
Install
the
vacuum
relief
valve
per
local
codes.
Massachuse s
248
CMR
Sec on
10.14
(I)
“All
potable
water
pressure
tanks
shall
be
provided
with
a
vacuum
relief
valve
at
the
top
of
the
tank
that
will
operate
up
to
a
maximum
water
pressure
of
200
P.S.I.G.
and
to
a
maximum
water
temperature
of
200ºF
(93.3
o
C).”
INFORMATION
If
a
water
heater
is
installed
in
a
closed
water
supply
system,
such
as
one
having
a
back
fl
ow
preventer
in
the
cold
water
supply
line,
means
shall
be
provided
to
control
thermal
expansion.
Contact
the
water
supplier
or
local
plumbing
inspector
on
how
to
control
thermal
expansion.
Should
overhea ng
occur
or
the
gas
supply
fail
to
shut
o
ff
,
turn
o
ff
the
manual
gas
control
valve
to
the
appliance.
Keep
the
air
intake
loca on
free
of
chemicals
such
as
chlorine
or
bleach
that
produce
fumes.
These
fumes
can
damage
components
and
reduce
the
life
of
your
appliance.
Water
heater
Temperature
‐
Pressure
Relief
(T&P)
Valve
Gas
Valve
Manometer
Pipe
wrenches
(2)
Adjustable
pliers
Screwdrivers
(2)
Wire
cu ers
Gloves
Safety
glasses
Level
Tools
that
might
be
needed
Saw
Threading
machine
with
heads
and
oiler
Torch
set
Copper
tubing
cu er
Steel
pipe
cu er
Materials
that
may
be
needed
Soap
solu on
Approved
ven ng
Te
fl
on
tape
(recommended)
or
pipe
compound
Heat
tape
Pipe
insula on
Electrical
wire
and
conduit
per
local
code
Single
gang
electrical
box
Wire
nuts
Unions
and
drain
valves
Vacuum Relief Valve
(Not
Supplied)
If
required,
install
per
local
code
and
valve
manufacturers
instruc ons