| Energy Tech Laboratories Homes Northwest

5.0COMMISSIONING AND VERIFICATION FOR GROUND SOURCE HEAT PUMPS

5.1.1Participating Installer shall refer to manufacturer’s guidelines during installation and shall adhere to the manufactures start-up procedures. A copy of the start-up procedure and results shall be submitted, along with the factory performance data on the specified unit, to the verifier.

5.1.2If not included in the start-up procedure, submission shall include documentation of loop type and size, as well as steady-state run time measurement of the ground loop pump amps, volts, and pump run-time fraction (if it does not run continuously).

5.1.3Measure airflow across across the unit’s coil to verify system meets design criteria, per ENERGY STAR® Homes Northwest SPECIFICATIONS AND TECHNICAL REFERENCE FOR SITE-BUILT SINGLE FAMILY HOMES

ENERGY STAR Homes Northwest

Geothermal Heat Pump Design and Installation Standards

Energy Tech Laboratories Homes Northwest manual

Models: Homes Northwest

5.1.1Participating Installer shall refer to manufacturer’s guidelines during installation and shall adhere to the manufactures start-up procedures. A copy of the start-up procedure and results shall be submitted, along with the factory performance data on the specified unit, to the verifier.