a. Equipment shall be rated by ARI (air-Conditioning & Refrigeration Institute) test standards and certified by ARI or CSA (Canadian Standards Association) or other nationally recognized testing organizations.
b. Equipment installed shall be in compliance with Energy Star® requirements for both EER and COP minimums at the time of installation. This will ensure systems will meet requirements for federal tax credits for geothermal system installation.
| Requirements Effective January 1, 2012 | EER | COP |
|---|---|---|
| Closed Loop Water-Air | 17.1 | 3.6 |
| Open Loop Water-Air | 21.1 | 4.1 |
c. The complete system, including any necessary supplemental devices, shall be listed by Underwriters Laboratories or other nationally recognized testing organizations in accordance with U.L. standards.
d. The system must include properly-sized ductwork per home’s load calculation. Member/Contractor must have all local agency permits/inspections performed.
e. The system shall be wired according to the Cooperative’s requirements and in compliance with the National Electric Code and local or Ohio Electric Code requirements.
f. Open loops shall be installed in accordance with manufacturer’s specifications and recommendations and shall meet applicable federal, state, or local county agency standards. Open-loop installations shall also have documented water quality and quantity tests conducted by the installer, distributor, or manufacturer evidencing the suitability and availability of water required for the application.
g. Closed loops shall be installed in accordance with manufacturer’s specifications and recommendations and shall meet applicable federal, state, or local agency standards.
h. Direct Expansion loops shall be installed in accordance with manufacturer’s specifications and recommendations shall meet applicable federal, state, or local agency standards.
i. Ground loops should be installed by professionals who follow procedures established by the International ground Source heat Pump association (IGSHA).