DEFINITIONS - 15184N0006

Hazards

1.2

DEFINITIONS

1.2.1

Medium Temperature Water (MTW)

Heating hot water systems operating at 121 to 177 degrees C 250 to 350

degrees F.

1.2.2

High Temperature Water (HTW)

Heating hot water systems operating at greater than 177 degrees C but less

than 232 degrees C 350 degrees F but less than 450 degrees F.

1.2.3

Terminal Unit

Heat exchanger or steam producer using [HTW][MTW] as the primary heating

medium.

1.2.4

Steam Producer

Unfired steam generator.

1.3

GENERAL REQUIREMENTS

Section 15050N BASIC MECHANICAL MATERIALS AND METHODS, applies to this

section with additions and modifications specified herein.

1.3.1

Associated Work

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NOTE: Edit, specifying all associated sections for

the specific project.

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Other work associated with this section including insulation, hot water

piping, hot water distribution outside the building, steam, and painting is

covered in other sections of this specification.

1.3.2

Description

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NOTE: Work should be confined to inside of building

mechanical rooms. Avoid running high or medium

temperature water in occupied spaces or where hidden

from access or view.

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NOTE: This section requires connections to existing

high or medium temperature water piping that may

contain asbestos insulation or associated material.

Sampling and testing of suspicious material and

subsequent inclusion of Section 13281, "Engineering

Control of Asbestos Containing Materials" and

appropriate plans for asbestos material removal and

disposal must be verified by the designer and

provided as necessary.

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SECTION 15184N

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