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HPWH Performance Report Installation Notes: • Took out 284-litre (75 gal) electric water heater • Put in 315-litre (80-gallon) water tank • About 1.7 meters (5.5 feet) of pipe length from wall to outdoor unit • No heat trace temperature control • Redundant pressure reducing valves, 50 psig then 90 psig Updates/Issues: • 12/5/16 23:16 – Outdoor unit cut out and threw error code e111 with "Replace PCB Board" as corrective action • 12/14/2016 – PCB board replaced, outdoor unit froze up due to GFCI outlet to heat trace not being on and OAT between 10-20F, outdoor unit sitting in error code 073 • 12/16/2016 – Outdoor unit thawed out, leak detected at pump • 12/17/16 – Outdoor unit replaced, gave error codes 073, 111, and 111 within the first hour • 12/18/2016 2:13 – System back up to temperature • 2/18/2017 – Water collecting inside of outdoor unit by PCB, Outdoor unit infiltration hole to control board blocked with tape to prevent further moisture issues. 30PDF Image | CO2 Integrated Heat Pump Water Heater
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CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info
Heat Pumps CO2 ORC Heat Pump System Platform More Info
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