startup.
3.1.11
Insulation
Thickness and application of insulation materials for ductwork and
equipment shall be in accordance with Section 15080A THERMAL INSULATION FOR
MECHANICAL SYSTEMS.
3.1.12
Duct Test Holes
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NOTE: The location of duct test holes will be shown
on the drawings. Holes should be located so as to
implement the requirements of Section 15990A
TESTING, ADJUSTING, AND BALANCING OF HVAC SYSTEMS.
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Holes with closures or threaded holes with plugs shall be provided in ducts
and plenums as indicated or where necessary for the use of pitot tube in
balancing the air system. Extensions, complete with cap or plug, shall be
provided where the ducts are insulated.
3.1.13
Fuel-Oil System
Fuel oil systems shall be installed in accordance with Section 13202 FUEL
STORAGE SYSTEMS.
3.2
FIELD PAINTING
Finish painting of items only primed at the factory or surfaces not
specifically noted, otherwise are specified in Section 09900 PAINTS AND
COATINGS.
3.3
CLEANING
Ducts, plenums, and casings shall be thoroughly cleaned of all debris and
blown free of all small particles of rubbish and dust and then shall be
vacuum cleaned before installing outlet faces. Equipment shall be wiped
clean, with all traces of oil, dust, dirt, or paint spots removed.
Temporary filters shall be provided prior to startup of all fans that are
operated during construction, and new filters shall be installed after all
construction dirt has been removed from the building, and the ducts,
plenums, casings, and other items specified have been vacuum cleaned.
System shall be maintained in this clean condition until final acceptance.
Bearings shall be properly lubricated with oil or grease as recommended by
the manufacturer. Belts shall be tightened to proper tension. All
equipment requiring adjustment shall be adjusted to setting indicated or
directed. Fans shall be adjusted to the speed indicated by the
manufacturer to meet specified conditions.
3.4
TESTS
Upon completion and prior to acceptance of the installation, the Contractor
shall furnish all equipment, instruments, materials, labor, and supervision
required for the tests as specified. Water, electricity, and fuel required
for testing [shall] [will] be furnished by the [Contractor] [Government].
Defects disclosed by the tests shall be rectified. Tests shall be made
under the direction and subject to the approval of the Contracting Officer.
All indicating instruments shall be read at 1/2-hour intervals unless
SECTION 15566A
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