215 W MUKILTEO BLVD 2017-08-24 - Laserfiche WebLink

WYORK Guide Specification for Page: 13 , Prestige b. High pressure switch shall use different color wire than the low pressure switch.The purpose is to assist the installer and service technician to correctly wire and or troubleshoot the rooftop unit. 4. Automatic reset,/motor thermal overload protector. 5. Heating section shall be provided with the following minimum protections: a. High-temperature limit switches. b. Induced draft motor speed sensor. c. Flame rollout switch. d. Flame proving controls 23 09 93 Sequence of Operations for HVAC Controls 23 09 93. 13 Decentralized, Rooftop Units 23 09 93. 13 INSERT SEQUENCE OF OPERATION 23 40 13 Panel Air Filters 23 40 13. 13 Decentralized, Rooftop Units 23 40 13. 13.A Standard filter section 1. Shall consist of factory-installed, low velocity,disposable 2"thick fiberglass filters of commercially available sizes. 2. Units can accept 2"or 4"filters and have a field convertible toolless 3. Filters shall be accessible through an access panel with toolless removal as described in the unit cabinet section of this specification (23 81 19.13.1-1). 23 81 19 Self-Contained Air Conditioners 23 81 19. 13 Small-Capacity Self-Contained Air Conditioners 23 81 19. 13.A General 1. Outdoor, rooftop mounted, electrically controlled, heating and cooling unit utilizing a fully hermetic scroll compressor(s) for cooling dutyand gas combustion for heating duty. 2. Factory assembled,single-piece heating and cooling rooftop unit.Contained within the unit enclosure shall be all factory wiring, piping, controls, and special features required prior to field start-up. 3. Unit shall use environmentally sound, R-41 OA refrigerant. 4. Unit shall be installed in accordance with the manufacturer's instructions. 5. Unit must be selected and installed in compliance with local,state,and federal codes. 23 81 19. 13.8 Quality Assurance 1. Unit meets ASHRAE 90.1 minimum efficiency requirements. 3. Unit shall be rated in accordance with AHRI Standards 210/240 and 340/360. 4. Unit shall be designed to conform to ASHRAE 15,2001. 5. Unit shall be UL-tested and certified in accordance with ANSI Z21.47 Standards and UL-listed and certified under Canadian standards as a total package for safety requirements. 6. Insulation and adhesive shall meet NFPA 90A requirements for flame spread and smoke generation. 7. Unit casing shall be capable of withstanding 1000-hour salt spray exposure per ASTM 13117(scribed specimen). 8. Unit shall be designed in accordance with ISO 9001,and shall be manufactured in a facility registered by; ISO 9001. 9. Roof curb shall be designed to conform to NRCA Standards. 10. Unit shall be subjected to a completely automated run test on the assembly line.The data for each unit;will be stored at the factory, and must be available upon request. 11. Unit shall be designed in accordance with UL Standard 1995, including tested to withstand rain. 12. Unit shake tested to assurance level 1,ASTM D4169 to ensure shipping reliability. 13. High Efficient Motors listed shall meet section 313 of the Energy Independence and Security Act of 2007; (EISA 2007).