Buffalo Wild Wings

SECTION 15976 – AUTOMATIC CONTROL SEQUENCESPART 1 - GENERAL1.1 RELATED DOCUMENTSA. Drawings and general provisions of Contract, including General and Supplementary Conditionsand Division-1 Specification sections, apply to work of this section.1.2 DESCRIPTION OF WORKA. Control sequences are hereby defined as the manner and method by which automatictemperature controls function. Requirements for each type of operation are specified in thissection.B. Operating equipment, devices, and system components required for automatic temperaturecontrol systems are specified in other Division-15 Temperature Control Systems sections of thesespecifications.PART 2 - PRODUCTSNot applicable.PART 3 - EXECUTION3.1 AIR HANDLING SYSTEMSA. General. Provide automatic control for the air handling systems as described herein and shownon the drawings.1. Each supply air system which introduces outdoor air shall have a freeze protectionthermostat installed in the unit discharge. The thermostat shall have a 20 foot longaveraging element, auxiliary contacts and manual reset feature. If a system undergoes afreeze-stat trip (temperature falls to 34°F), its valves, dampers, and humidifiers shallrevert to their unoccupied positions.2. Packaged Roof Top Units will be fitted with smoke detectors, provided by the vendor, inthe return and supply ductwork to shut down the systems upon detection of smoke.B. Control Sequences.1. RTU-1 and RTU-2a. Occupied Hours: Packaged Roof Top Units shall cycle or stage compressors andgas heat to maintain the space temperature set point. The units shall becontrolled by Vendor furnished programmable thermostat(s) and remotetemperature sensors, (shown on plans). Outside air damper: Refer to ‘c’ below.b. Unoccupied Hours: Packaged Roof Top Units shall cycle or stage compressorsand natural gas heating to maintain the off hours temperature set points. Outsideair damper to be closed.c. Ventilation: The vendor furnished CO2 sensor will sample the air in the diningareas and thus determine the number of people present. Upon a signal from the15976-1AUTOMATIC CONTROL SEQUENCES