Service water heating system controls shall comply with Section L503.3.5(1) and Section L503.3.5(2).
- Temperature controls shall be provided that allows
for storage temperature adjustment from 120°F
(49°C) or lower to a maximum temperature compatible
with the intended use.
Exception: Where the manufacturer's installation instructions specify a higher minimum thermostat setting to minimize condensation and resulting corrosion. [ASHRAE 90.1:184.108.40.206]
- Temperature controlling means shall be provided to limit the maximum temperature of water delivered from lavatory faucets in public facility restrooms to 110°F (43°C). [ASHRAE 90.1:220.127.116.11]