Adequate hot water supplied by a leak free, safe, durable, efficient, and accessible water heater
Specifications
- SF
- MH
- MF
Specification | Objective |
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Verify current plumbing infrastructure is sufficient to support the installation(s) and is leak-free |
Verify adequacy of plumbing |
- SF
- MH
- MF
Specification | Objective |
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Select a water heater that: has an Energy Factor (EF) of 0.93 or better fits in the installation space with required clearances provides sufficient hot water for the home and occupants |
Select efficient and properly sized water heater |
- SF
- MH
- MF
Specification | Objective |
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Install appliance where it is protected from freezing and accessible for service |
Select freezeproof, safe, and accessible location |
- SF
- MH
- MF
Specification | Objective |
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Provide a level working space not less than 30" in length and 30" in width in front of the control side of the appliance Install appliance and plumbing to allow for inspection, maintenance, and replacement of the appliance and its components, without disturbing other installed equipment, controls, piping, and components, other than what requires repair/replacement Ensure that anode rod is accessible for replacement |
Ensure the appliance can be easily maintained and replaced |
- SF
- MH
- MF
Specification | Objective |
---|---|
Install a Temperature and Pressure (TandP) relief valve per the IRC and manufacturer specifications Pipe the valve to within 6" of the floor or drain pan or to the outdoors and must terminate in an observable location Select piping material based on IRC requirements Install a Temperature and Pressure (TandP) relief valve per the IRC and manufacturer specifications Pipe the valve Select piping material based on IRC requirements |
Direct scalding water away from occupants Direct scalding water away from occupants |
- SF
- MH
- MF
Specification | Objective |
---|---|
If appliance is installed in or above conditioned space or in a location where water damage could occur, install a drain pan according to the requirements of the IRC Drain pan to the exterior of the building |
Prevent water damage from leaking water |
- SF
- MH
- MF
Specification | Objective |
---|---|
Install a separate water cut-off valve for both the hot and cold water lines |
Allow isolation of tank |
- SF
- MH
- MF
Specification | Objective |
---|---|
Install an expansion tank anytime a storage water heater is supplied with cold water that passes through a check valve, pressure reducing valve or backflow preventer Connect the tank to the cold water supply line at a point that is downstream of all check valves, pressure reducing valves and backflow preventers Size thermal expansion tanks in accordance with the tank manufacturer's instructions and applicable code (e.g., IRC, IBC) |
Protect tank and connected piping from expansion damage or leaks |
- SF
- MH
- MF
Specification | Objective |
---|---|
Install dielectric unions when connecting copper to galvanized steel piping in accordance with the IRC and manufacturer specifications |
Prevent corrosion between dissimilar metals |
- SF
- MH
- MF
Specification | Objective |
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Install heat traps on the inlet and outlet piping where not provided by manufacturer |
Reduce thermal loss from convection or siphoning |
- SF
- MH
- MF
Specification | Objective |
---|---|
Set discharge temperature to not exceed 120 degrees or as prescribed by local code |
Prevent biological growth in tank but prevent scalding |
- MF
Specification | Objective |
---|---|
In multitank systems, install valves to isolate each tank from water heating system and install bypass piping |
Allow removal and maintenance of a single tank without shutting down entire system |
- SF
- MH
- MF
Specification | Objective |
---|---|
Permanently remove equipment from job site and recycle or dispose of removed equipment and refrigerant in accordance with local and federal law (e.g., EPA Section 608 of Clean Air Act of 1990) Permanently decommission old equipment |
Old equipment is permanently removed from service, protect the environment, and comply with regulation |
- SF
- MH
- MF
Specification | Objective |
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Provide occupants/owners with user's manual, warranty information, installation instructions, and installer contact information |
Manufacturer supplied information available to occupant |