Page 82 - Gaylord Blue Book 2021

DCV-AVND AirVantage

SCOPE OF WORK / AREAS OF RESPONSIBILITIES: • Provide all low voltage cabling from AirVantage Command Center to
• Responsibility of Mechanical Engineer of record and/or the Mechanical the associated VFD/BMS/VAV(s) per wiring schematics.
contractor: • Provide all 3-phase wiring to VFD per local AHJ and code requirements.
o Shall provide DCV manufacturer with the following information, • Upon completion of wiring the DCV-AVND system, the electrician must
prior to the start of the project submittal drafting process to support a verify proper fan rotation of each fan motor with the VFD drive ON and
successful installation of the DCV System. operating to ensure proper fan rotation.
- Kitchen exhaust fan details including exhaust and makeup air fan SCOPE OF WORK PERFORMED BY BUILDING CONTROLS CONTRACTOR,
schedules that list fan motor voltage and horsepower and identify COORDINATED BY KEC:
which exhaust hoods are associated with each fan.
(If project requires DCV system to connect to a Building Management System)
- Details of the the Makeup Air Unit type and operational airflow range.
• Install low voltage wiring from BACnet/BMS connections on the AirVantage
- Mechanical ductwork details of kitchen exhaust and MUA system Command Center to the BMS panel for system operation for motor speed
data, and additional information.
- Confirm that the kitchen exhaust hood makeup air can modulate
to as low as 30% of design air flow. SCOPE OF WORK PERFORMED BY DCV CERTIFIED TECHNICIAN:
- Location of the VFDs for the makeup air and exhaust fan associated • Shall verify that all final cable connections to the AirVantage Command
with the kitchen exhaust hoods. Center are properly installed prior to the DCV startup process.
- Shall for systems specified with VAV determine VAV unit sizing, VAV • Shall verify any control wiring to BMS, if required, is properly installed
placement, and installation. prior to the DCV startup process.
SCOPE OF WORK PERFORMED BY DCV MANUFACTURER: • Shall perform the complete startup and commissioning process of the
DCV system per the Technical Manual once all installation of the equipment
• Supply the DCV System in accordance with approved drawings.
and wiring is confirmed complete by KEC.
• Provide all individual hood section controllers as part of the hood assembly. o Set all hood sections to design air flow
• Provide all appropriate sensors in the hood canopy as part of the hood o Adjust the VFD set points if the VFD(s) were provided by DCV System
assembly. manufacturer; or coordinate the adjustments with the contractor
o Optional providing the VFD(s).
- Provide AirVantage Command Center mounted onto a hood section. o Verify complete DCV system functionality per Sequence of Operations
SCOPE OF WORK PERFORMED BY KITCHEN EQUIPMENT CONTRACTOR and maximize system optimization and provide a written report of the
(KEC): functionality of the system.
o Optional
• Install AirVantage Command Center per specified drawing location and
DCV installation manual guidelines. - DCV Certified Technician to oversee the installation of the system
• Coordination of the high and low voltage wiring connections, VFD cabling, through up to 3 site visits, in addition to the commissioning visits,
to explain the system, answer questions for all trades involved with
any conduit, and ceiling or wall penetrations. the install of the DCV system, and assure proper installation and
SCOPE OF WORK PERFORMED BY ELECTRICAL CONTRACTOR, coordination.
COORDINATED BY KEC: SCOPE OF WORK PERFORMED BY PROJECT SUPERINTENDENT/
• The wall mounted AirVantage Command Center will require: MANAGER:
o 120V, single-phase dedicated circuit to AirVantage Command Center. • Coordinate system balancing with qualified TAB contractor once DCV
o (1) RJ45 cable interfacing the controller with the individual hood Certified Technician sets hood or hood and VAV design airflow rates
sections when equipped.
• Coordinate any required fan and/or VAV adjustments.
o Provide (1) or more 3-phase service(s) for supply and exhaust motors
as dictated by the system design. GENERAL NOTES:
• Each Gaylord hood provided with the AirVantage Command Center 1. No substitution of Gaylord components allowed except cables.
will require: 2. All motors must be 3-phase inverter duty rated as specified in NEMA
o (1) 120/240 VAC single-phase input to be shared with the hood Std. 1, part 31.
canopy lighting. 3. Minimum airflows are to be set for a maximum turndown with the Test
o (1) RJ45 cable to transmit runtime data and the hood’s requirement & Balance Technician responsible for any necessary field adjustments to
for air to the AirVantage Command Center. fan sheaves.
• Connect low voltage wire between hood sections per wiring schematics. 4. Gaylord Operations and Maintenance Manuals (O&Ms) are available
• Connect 120VAC single-phase wiring between hood sections per wiring online at www.gaylordventilation.com.
schematics. CAPTURE AND CONTAINMENT: Shall be per ASHRAE STD 154.
• Provide all wiring needed to connect hood fire protection system to ACCEPTANCE & APPROVALS: DCV System will comply with current IMC.
AirVantage Command Center per wiring schematics. The AirVantage Command Center shall be listed to UL 508A, UL 710 and
UL 873. The AirVantage Command Center enclosure shall be compliant
with NSF Standard No. 2.

GAYLORD INDUSTRIES

The manufacturer reserves the right to modify the materials and specifications resulting 10900 SW AVERY ST • TUALATIN, OREGON 97062 U.S.A.
from a continuing program of product improvement or the availability of new materials. PHONE: 800.547.9696 • FAX: 503.692.6048 • email: info@gaylordventilation.com
www.gaylordventilation.com

Form No. DCV-AVND-0519 rev 04 20928 © Copyright 2019, Gaylord Industries Litho USA