but pliable mass, or provide a segmented elastomeric seal.
2.9.6.1
Sleeves in Masonry and Concrete Walls, Floors, and Roofs
Provide Schedule 40 or Standard Weight zinc-coated steel pipe sleeves.
Extend sleeves in floor slabs 80 mm 3 inches above finished floor.
2.9.6.2
Sleeves in Partitions and Non-Masonry Structures
Provide zinc-coated steel sheet sleeves having a nominal weight of not less
than 4.39 kg per square meter 0.90 pound per square foot, in partitions and
other than masonry and concrete walls, floors, and roofs.
2.10
Provide steel surfaces of equipment including packaged terminal units, heat
pumps, and air conditioners, that do not have a zinc coating conforming to
\&[ASTM A 123] [ASTM A 653/A 653M]&\, or a duplex coating of zinc and
paint, with a factory applied coating or paint system. Provide a coating
or paint system on actual equipment identical to that on salt-spray test
specimens with respect to materials, conditions of application, and
dry-film thickness.
2.11
SOURCE QUALITY CONTROL
2.11.1
Salt-Spray Tests
Salt-spray test the factory-applied coating or paint system of equipment
including packaged terminal units, heat pumps, and air conditioners in
accordance with ASTM B 117. Conduct test for 500 hours for equipment
installed outdoors, or 125 hours for equipment installed indoors. Test
specimens shall have a standard scribe mark as defined in ASTM D 1654.
Upon completion of exposure, evaluate and rate the coating or paint system
in accordance with procedures A and B of ASTM D 1654. Rating of failure at
the scribe mark shall not be less than six, average creepage not greater
than 3.18 mm 1/8 inch. Rating of the unscribed area shall not be less than
10, no failure.
PART 3
EXECUTION
3.1
EQUIPMENT INSTALLATION
Install equipment and components in a manner to ensure proper and
sequential operation of equipment and equipment controls. Install
equipment not covered in this section, or in manufacturer's instructions,
as recommended by manufacturer's representative. Provide proper
foundations for mounting of equipment, accessories, appurtenances, piping
and controls including, but not limited to, supports, vibration isolators,
stands, guides, anchors, clamps and brackets. Foundations for equipment
shall conform to equipment manufacturer's recommendation, unless otherwise
indicated. Set anchor bolts and sleeves using templates. Provide anchor
bolts of adequate length, and provide with welded-on plates on the head end
embedded in the concrete. Level equipment bases, using jacks or steel
wedges, and neatly grout-in with a nonshrinking type of grouting mortar.
Locate equipment to allow working space for servicing including shaft
removal, disassembling compressor cylinders and pistons, replacing or
adjusting drives, motors, or shaft seals, access to water heads and valves
of shell and tube equipment, tube cleaning or replacement, access to
automatic controls, refrigerant charging, lubrication, oil draining and
SECTION 15730N
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