Energy Tech Laboratories Homes Northwest User Manual

Page 9

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ENERGY STAR Homes Northwest

Geothermal Heat Pump Design and Installation Standards

7



5.0

COMMISSIONING AND VERIFICATION FOR GROUND SOURCE
HEAT PUMPS

5.1.1

Participating 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.


5.1.2

If 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).


5.1.3

Measure 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


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