Verify that all fixtures are receiving proper HW temperatures (120°F maximum). Replacement heaters to meet current plumbing and energy code requirements and CPS Standards and Specifications. Provide a hot water return system and pump if not present in the building or area of remodel. Refer to Volume 3, Chapter 7.3.3 for system design requirements.
These systems shall be designed to meet the requirements of Volume 3, Chapter 7.3.3. Domestic Hot Water Plant System Sizing.