Adjusting dampers in ductwork
[DOCX File]Section 23 31 00 - HVAC DUCTS AND CASINGS
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SECTION 23 05 93TESTING, ADJUSTING, AND BALANCING FOR HVAC. SPEC WRITER NOTES: Delete between //// if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. ... C.Verify that all items such as ductwork piping, dampers, valves, ports, terminals, connectors, etc., that is ...
SECTION 233113 - METAL DUCTS
All ductwork is complete with all terminals installed. All volume, smoke and fire dampers are open and functional. Clean filters are installed. All fans are operating, free of vibration, and rotating in correct direction. VFD start-up is complete and all safeties are verified. System readiness checklists are completed and returned to T&B agency.
[DOCX File]Section 23 05 93 - TESTING, ADJUSTING, AND BALANCING …
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Provide balancing dampers on duct takeoff to diffusers, grilles, and registers, unless dampers are specified as part of the diffuser, grille, or register assembly. Dampers shall be fitted with quadrant control and standoff to extend through insulation. Omit manual balancing damper at single diffuser served by a single air terminal box.
[DOC File]SECTION 233413 - AXIAL HVAC FANS
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Fire dampers, smoke/fire dampers, access panels and appropriate branch ducts shall be in place during the testing. Seal off open ends and then test by the following. Duct Leak Test for Medium Pressure ductwork: The equipment required for this testing comprises a high pressure blower, orifice test pipe assembly and manometer with necessary ...
How to Adjust an A/C Damper | Hunker
A.Ductwork and accessories for HVAC including the following: 1.Supply air, return air, outside air, exhaust, make-up air, and relief systems. ... such as dampers of all types (except smoke dampers) and access openings, shall be of the same material as the duct or provide at least the same level of corrosion resistance. ... adjusting and ...
[DOCX File]SECTION 23 33 00
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Division 23 Section "Testing, Adjusting, and Balancing for HVAC". REFERENCES . ... Do not operate fans for any purpose until ductwork is clean, filters are in place, bearings lubricated, and fans have been test run under observation. ... Provide backdraft dampers on discharge of exhaust axial fans, and as indicated on the Drawings.
Section 15820 - Dampers
e) Adjust the fan airflow to design by adjusting the fan speed or dampers., whichever is provided. f) Index the VAV box to the minimum and set the minimum primary airflow. Use the pressure taps on the inlet velocity sensor or take a Pitot tube traverse of the inlet duct if possible.
[DOC File]Section 23 05 93 - TESTING, ADJUSTING, AND BALANCING …
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Fabrication: Dampers shall be of the butterfly type consisting of circular blade mounted to a shaft. Inside frame surface shall be clean and smooth with no blade stops or similar inward projections. Frame shall include rolled stiffener beads to allow easy sealing to spiral ductwork joints.
[DOC File]SECTION 230593 - TESTING, ADJUSTING, AND BALANCING …
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If the ductwork has exterior insulation, the identification shall be made on the exterior side of the insulation. All penetrations through ductwork and ductwork insulation shall be sealed to prevent air leaks and maintain integrity of vapor barrier. E N D 05-10. TESTING, ADJUSTING, AND BALANCING FOR HVAC . 23 05 93 - 1
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