5.3002.4 Preparation for New Equipment—Low Rise

Topic: 
Forced Air
Subtopic: 
Site Preparation
Desired Outcome: 
Existing equipment removed safely and in accordance with local ordinances
Note: 
The authority having jurisdiction may require that a licensed professional perform certain tasks outlined in this detail.
For supporting material, see Referenced Standards.
TitleSpecification(s)Objective(s)
5.3002.4a
Access

A code-compliant walkway and service platform will be installed in attics as applicable, if not present

Walkway and platform will be above the level of insulation

Ensure new equipment can be installed and serviced

Maintain adequate insulation level

5.3002.4b
Environmental hazards

If suspected mold is found, determine the source and cause, repair issues and remove the suspected mold

If a friable asbestos-like substance is found to be present in an area that will be disturbed by work, it must be tested by a certified organization, and all system components and possible disturbed surrounding areas will be certified free of asbestos by a licensed professional before equipment removal can begin

Protect workers and occupants from injury

Remediate health hazards using certified contractors

5.3002.4c
Disconnection of utilities

Electricity and fuel will be turned off

Protect workers and occupants from injury

5.3002.4d
Refrigerant recovery

Refrigerant will be recovered in accordance with 40CFR 608 ( EPA EPA U.S. Environmental Protection Agency, www.epa.gov )

All work will be done by a licensed professional or qualified person

Limit the release of ozone-depleting substances

Protect workers and occupants from injury

5.3002.4e
Disconnection of equipment

Refrigerant lines, plumbing, ducts, electric, control wires, vents, and fuel supply will be disconnected

All work will be done by a licensed professional or qualified person

Ensure equipment can be removed

5.3002.4f
Removal

Equipment will be removed (e.g., furnace, air handler, evaporator, condensing unit)

Equipment will be removed from the space without damaging property and disturbing or compressing the insulation

Equipment will be disposed of in accordance with local ordinances and regulations

Provide room to install new equipment and work safely

Comply with disposal laws in accordance with local ordinances