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A. INSPECTING AND PREPARING THE WATER HEATER
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NY7SL thru NY70SL - Remove the cardboard box, which comes packaged with the heater.
It should contain the following: TPI thermostat, T&P valve and a “Tee”, foamed lid and screws.
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NY9SL - Remove the cardboard boxes, which come packaged with the heater. One box should
contain the following: TPI thermostat, T&P valve and a “Tee”, foamed lid and screws. The other box
should contain the heat exchanger.
B. LOCATION
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Do not place the water heater where there is a risk of property damage in the event of a leak.
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Place the water heater on a solid foundation in a clean, dry location nearest the boiler.
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The water heater should be protected from freezing and water lines should be insulated to reduce
energy and water waste.
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Leave sufficient headroom to service the heat exchanger and electrical controls.
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Do not install in an area where flammable liquids or combustible vapors are present.
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CAUTION: The water heater’s outer jacket is plastic and can melt.
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Do not install in close proximity to wood burning stove or other high temperature apparatus.
NOTE:
If Water Heater is Placed On Blocks To Raise It From The Floor,
Be
Sure
to Support The
Entire
Bottom With At Least ¾ “ Plywood On The Top Of The Blocks.
C. PROTECTION FROM WATER DAMAGE
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CAUTION: All water heaters have a risk of leakage at some unpredictable time.
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IT IS THE CUSTOMER’S RESPONSIBILITY TO PROVIDE A CATCH PAN OR OTHER ADEQUATE
MEANS, SO THAT THE RESULTANT FLOW OF WATER WILL NOT DAMAGE FURNISHINGS OR
PROPERTY. (See Figure 1)
D. RELIEF VALVE
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WARNING: A POTENTIAL HAZARD TO LIFE AND PROPERTY MAY EXIST IN ANY WATER
HEATER IF AN APPROVED TEMPERATURE-AND-PRESSURE RELIEF VALVE IS NOT
PROPERLY INSTALLED.
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For protection against excessive pressures and temperatures in this water heater, install tempera-
ture-and-pressure protective equipment by local codes, but not less than a combination temperature-
and-pressure relief valve certified by a nationally recognized testing laboratory that maintains
periodic inspection of production of listed equipment of materials, as meeting the requirements for
Relief Valves and Automatic Gas Shutoff for Hot Water Supply Systems, ANSI Z.-97. This
INSTALLATION GUIDELINES
3/4” x 28” x 28” Plywood
Solid Blocks Under Plywood
