TR-8 HVAC R and Service Water Heating System Control
System controls shall be inspected to verify that each dwelling is provided with at least one individual programmable thermostat with capabilities as described in ECC 403.1.1, and that such controls are set and operate as specified in ECC 403.1.1.
Controls for supplementary electric-resistance heat pumps shall be inspected to verify that such controls prevent supplemental heat operation when the heat pump compressor can meet the heating load.
Controls for snow- and ice-melting systems and pools shall be inspected for proper operation. Not less than 20% or one of each control type, whichever is more, shall be inspected.
No less than 20% of each type of required controls and economizers shall be verified by visual inspection and tested for functionality and proper operation. Such controls shall include, but are not limited to:
• Set point overlap restriction
• Shutoff damper
• Snow-melt system
• Demand control systems
• Outdoor heating systems
• Air systems
• Variable air volume fan
• Hydronic systems
• Heat rejection equipment fan speed
• Complex mechanical systems serving multiple zones
• Energy recovery systems
• Hot gas bypass limitation
• Service water heating
• Hot water system
• Pool heater and time switches
• Exhaust hoods
• Radiant heating systems.
DetailsSIGN-ON / Inspect / SIGN-OFF (package)