Installation Instructions
Only properly trained and qualified installers should install this appliance. The warranty may be voided due to improper installation or installation by a
Rinnai highly recommends all installers attend a product knowledge class.
For information on a Rinnai Training Course or for questions on installation call
RV53i.................. REU-VB2020FFU-US
RV53e................. REU-VAM1620W-US
The RV53i and RV53e are certified for installation in manufactured (mobile) homes.
General Instructions
Do not use substitute materials.
Use only parts certified with the appliance.
•This appliance must be installed by a state qualified or licensed contractor. It is the responsibility of the person having the water heater installed to ensure the installing contractor has proper licenses and permits for installing water heaters in your location. Rinnai highly recommends that installers attend a product knowledge class to ensure customer satisfaction and warranty coverage. Failure to comply with state and local codes pertaining to water heater installations may void the warranty.
•The RV53i is not to be installed outdoors.
•The RV53e is not to be installed indoors.
•A qualified installer or service technician should install the appliance, inspect it, and leak test it before use.
•The installation must conform with local codes or, in the absence of local codes, with the National Fuel Gas Code, ANSI Z223.1/NFPA 54, or the Natural Gas and Propane Installation Code, CSA B149.1. If installed in a manufactured home, the installation must conform with the Manufactured Home Construction and Safety Standard, Title 24 CFR, Part 3280 and/or CAN/SCA Z240 MH Series, Mobile Homes.
•The appliance, when installed, must be electrically grounded in accordance with local codes or, in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70, or the Canadian Electrical Code, CSA C22.1.
•The appliance and its appliance main gas valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1/2 psi (3.5 kPa) (13.84 in W.C.).
•The appliance must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psi (3.5 kPa) (13.84 in W.C.).
•Follow the installation instructions and those in Care and Maintenance for adequate combustion and ventilation air.
•The appliance should be located in an area where water leakage of the unit or connections will not result in damage to the area adjacent to the appliance or to lower floors of the structure. When such locations cannot be avoided, it is recommended that a suitable drain pan, adequately drained, be installed under the appliance. The pan must not restrict combustion air flow.
•The flow of combustion and ventilation air shall not be obstructed. Combustion air shall not be supplied from occupied spaces.
•This appliance is not suitable for use in an application such as a pool or spa heater that uses chemically treated water . (This appliance is suitable for filling large or whirlpool bath tubs with potable water.)
•If a water heater is installed in a closed water supply system, such as one having a backflow preventer in the cold water supply line, means shall be provided to control thermal expansion. Contact the water supplier or local plumbing inspector on how to control thermal expansion.
•Should overheating occur or the gas supply fail to shut off, turn off the manual gas control valve to the appliance.
•Keep the air intake location free of chemicals such as chlorine or bleach that produce fumes. These fumes can damage components and reduce the life of your appliance.
•For gas type conversion, contact Rinnai.
14 | RV53i & RV53e Operation and Installation Manual |
