Water Piping - Maytag HE21250PC User Manual

Series twelve pc intelligent electric water heater
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Instructions for Installation (cont'd)
Water Piping
A WARNING
NOTE: Your water heater is super insulated to minimize
HOTTER WATER CAN SCALD: Water
heaters
are
heat lossfrom the tank. Further reduction in heat losscan
intended
to produce
hot water.
Water
heated
to a
be accomplished by insulating the hot water lines fromthe
temperature
which
will
satisfy
clothes
washing,
water heater.
dish washing, and other sanitizing needs can scald
tnd permanently
injure you upon contact. Some
_eople are more likely to be permanently injured by
lot water than others. These include the elderly,
children, the infirm, or physically/mentally
handi-
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
HOTOUTLET T O
SHUT-OFF COLD INLET
the hot water tap, then you must take special pre-
HOUSE
VALVE (_)
WATT_ER
LINE
cautions. In addition to using the lowest possible
'_
i1_1
_-_n
temperature
settingthat
satisfies your hot water
_-_
_
%
_
_-_
u----_ []_
i needs, a means such as a mixing valve, should be
used
otw--''h'--OrTHO
TH--T
at the water
heater. Mixing valves are available at
SWEAT COUPLING I
plumbing
supply or hardware
stores. Follow manu-
I._1_
ATCOUPLING
facturers instructions for installation of the valves.
Before changing the factory setting on the thermo-
INsuFI_ION
U
I
I
_ PIPE
stat, read the "Temperature
Regulation" section in
U
INSULATION
this manual.
3/4" THREADED ---_--_/'_
_
3/4" THREADED
The illustration shows the attachment of the water piping to
NIPPLE
_
NIPPLE
the water heater. The water heater is equipped with V. inch
water connections,
i
r
;
r
If a water heater is installed in a closed water supply system;
[
J
.I
TEMPERATURE-
fPRESSURE RELIEF
(
VALVE
such as one having a back-flow preventer, check valve, water
b
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 at
1-800-788-8899
for an authorized servicer on how to con-
trol this situation.
DISCHARGE PIPE
(Do notcapor plug)
NOTE: If using copper tubing, solder tubing to an adapter
before attaching the adaptor to the cold water inlet connec-
t/on. Do not solder the cold water supply line directly to the
cold water inlet. It will harm the dip tube and damage the
tank.
L_
-7-
1. Look at the top cover of the water heater. The water outlet
_
(
T 6" AIR
GAP
is marked hot. Connect the hot water pipe to the hot water
_
_ _'_
outlet of the water heater.
"_
_
FLOOR DRAIN
2. Look at the top cover of the water heater. The cold water
inlet is marked cold. Connect the cold water pipe to the
cold water inlet of the water heater.
10

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