Installation Location - Rinnai REU-VA1320WF-US Operation And Installation Manual

Location
This water heater is not approved for use in manufactured (mobile) homes or outdoor installations.
Attic:
Installation of the water heater must be accomplished in such a manner that if the tank or any connection should
leak, the flow of water will not cause damage to the structure. For this reason, it is not advisable to install the
water heater in an attic or upper floor. When such locations cannot be avoided, a suitable drain pan should be
installed under the water heater. (See drain pan below)
Garage:
Although this water heater is equipped with a flammable vapor sensor, gasoline and other flammable substances
should not be stored or used in the same vicinity or area of the water heater or any other appliance that may
produce a spark or open flame.
It is not required to position this water heater on a stand as this water heater complies with the FVIR
requirements and the burner and igniter are positioned greater than 18 inches from the base of the unit.
This water heater must be positioned or located as to not be subject to damage by a moving vehicle.
Refer to local code for installation requirements in a garage.
Crawl Space:
When installing this water heater in a crawl space with a dirt floor, position the water heater on a solid concrete
platform, or base to avoid damage to the unit. (Do not use wood)
Drain Pan: If the water heater is installed in a location that could result in damage to the home or structure
precautions must be taken to protect the property from water damage. In the event of a tank or component
failure, an appropriately sized pan must be installed under the water heater. The pan must drain with a
minimum diameter ¾" connection and shall be drained per local code requirements.
Stand: Depending on local code, a stand may not be required due to the ignition source being over 18" from
the base of the appliance.
Alcove or closet:
See clearance requirements and combustion air requirements.
Insulation Blanket:
This water heater meets or exceeds the National Appliance Energy Conservation Act standards with respect to
insulation and standby losses. If an insulation blanket is still desired, the following procedure must be followed.
a. Maintain an adequate distance from the vent.
b. Do not cover the front door of the tankless engine or the lower enclosure of the assembly.
c. Do not cover the combustion air grill located on the front door of the tankless engine.
d. Do not obstruct the operation of the pressure relief valve.
e. Obtain new warning labels from the manufacturer to place on the blanket, directly over the existing
labels.
f. Frequently inspect the blanket to ensure the insulation blanket has not been disturbed.
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