Water Piping - Maytag HN41240P User Manual

Series twelve power vent gas water heater
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Instructions for Installation (cont'd)
Water Piping
A,WARNING
2. Look at the top cover of the water heater. The cold water
HOTTER WATER CAN SCALD: Water
heaters
are
inlet is marked cold. Connect the cold water pipe to the
intended to produce hot water. Water heated to a
coldwater inlet of the water heater.
temperature
which will satisfy clothes washing,
dish washing, and other sanitizing needs can scald
NOTE: This water heater is super insulated to minimize
and permanently
injure you upon contact.
Some
people are more likely to be permanently injured by
heat loss from the tank. Further reduction in heat loss
hot water
than
others.
These
include
the elderly,
can be accomplished by insulating the hot water llnes
children,
the infirm,
or physically/mentally
handi-
from the water heater.
capped. If anyone using hot water in your home fits
into one of these groups or if there is a local code or
state law requiring a certain temperature
water at
the hot water tap, then you must take special pre-
cautions. In addition to using the lowest possible
temperature
settingthat
satisfies your hot water
needs, a means such as a mixing valve, should be
used at the hot water taps used by these people or
at the water heater, Mixing valves are available at
THREADED T O
SWEAT COUPLING
plumbing
supply or hardware stores. Follow manu-
tacturers instructions for installation of the valves.
_
SHUTOFF
Before changing the factory setting on the thermo-
/[
E_._]3
_
stat, read the '_remperature Regulation"
section in
this manual.
_
[1 I
I1
_,-_
COLD INLET
HOT OUTLET
_
_
_
_1
WATER LINE
This water heater shall not be connected to any heating sys-
TO
HOUSE
[
[
tems or component(s) used with a non-potable water heating
PIPE
_
U
II
PIPE
appliance.
INSULATION
INSULATION
If a water heater is installed in a closed water supply system;
such as one having a back-flow preventer, check valve, water
HOT
_-_ COLD
meter with a check valve, etc.., in the cold water supply;
means shall be provided to control thermal expansion,
Contact the local utility or call Maytag Customer Service
_
_
_
TEMPERATURE-
Center at 1-800-788-8899
for an authorized installer on how
to control this situation.
PRESSURE
RELIEF
VALVE
NOTE:
To protect against untimely corrosion of hot and
cold water fittings, it is strongly recommended that di-elec-
tric unions or couplings be installed on this water heater
_
_
DISCHARGE PIPE
(Do not capor plug)
when connected to copper pipe.
PROVIDE A 6" AIR
GAPBETWEEN THE
ENDOFTHE
The illustration shows the attachment of the water piping to
]
DISCHARGE PIPE
the water heater. The water heater is equipped with 3/, inch
ANDDRAIN
water connections for 40,000 and 52,500 Btuh models and 1
inch water connections for 70,000 and 75,000 Btuh models.
o
O
NOTE: If using copper robing, solder tubing to an adapter
before attaching the adaptor to the cold water inlet connection.
Do not solder the cold water supply llne directly to the cold
water inlet. It will harm the dip tube and damage the tank.
1. Look at the top cover of the water heater. The water outlet
is marked hot. Connect the hot water pipe to the hot
water outlet on the water heater.
14

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