Water Piping - Maytag Nine HN4930T User Manual

Instructions for Installation (cont'd)
Water Piping
AWARNING
1. Look at the top cover of the water heater. The water outlet
HOTrER WATER CAN SCALD: Water heaters are is marked hot. Connect the hot water pipe to the hot
intended to produce hot water. Water heated to a
water outlet on the water heater.
temperature which will satisfy clothes washing, dish
washing, and other sanitizing needs can scald and 2. Look at the top cover of the water heater. The cold water
permanently injure you upon contact. Some people
are more likely to be permanently injured by hot inlet is marked cold. Connect the cold water pipe to the
water than others. These include the elderly, chil- cold water inlet of the water heater.
dren, the infirm, or physically/mentally handi-
capped. If anyone using hot water in your home fits NOTE: This water heater is super insulated to minimize
into one of these groups or if there is a local code or
state law requiring a certain temperature water at heat loss from the tank. Further reduction in heat loss
the hot water tap, then you must take special pre- can be accomplished by insulating the hot water lines
cautions. In addition to usinc_the lowest possible from the water heater.
temperature setting that 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
_alumbing supply or hardware stores. Follow manu-
cturers instructions for installation of the valves.
Before changing the factory setting on the thermo- THREADED T O
star, read the "Temperature Regulation" section in SWEAT COUPLING
this manual. _ SHUTOFF
VALVE
hswtr halo o cedoa
tems or component(s) used with a non-potable water heating _ _
appliance. HOTOUTLET I I S"_ I I_
]_ COLD
INLET
TO HOUSE WATER LINE
If a water heater is installed in a closed water supply system;
such as one having a back-flow preventer, check valve, water 1_ [_ _.._
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
314"THREADED-- -- 314"THREADED
Center at 1-800-788-8899 for an authorized installer on how
COUPLING COUPLING
to control this situation. 1"ON 73 GAL. 1" ON 73 GAL.
NOTE: To protect against untimely corrosion of hot and
cold water fittings, it is strongly recommended that di-elec- _ _
TEMPERATURE-
tric unions or couplings be installed on this water heater
PRESSURE RELIEF
VALVE
when connected to copper pipe.
NOTE: The secondary anode rod/hot oudet nipple and the *---
DISCHARGE P IPE
cold inlet nipple are packaged separately with the water __
(Do not cap
heater. 73 gallon models have hot outlet and cold inlet _ or plug)
nipples only. The above parts must be installed in the i_
appropriate HOT and COLD water connection locations, f_l
The illustration shows the attachment of the water piping to _ _]'l I
the water heater. The water heater is equipped with 3/4inch
water connections for 30, 40 and 50 gallon models and 1 inch 6" AIRGAP
water connections on 73 gallon models. _ ..
NOTE: Ifusing copper tubing, solder tubing to an adapter
before attaching the adaptor to the cold water inlet connection. FLOOR DRAIN
Do not solder the cold water supply line direcdy to the cold
-.,ater inlet. It will harm the dip tube and damage the tank.
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