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HEAT CONTROLLER, INC. WATER-SOURCE HEAT PUMPS
Residential Split - 60Hz R22 &R410A
Rev.: 5 June, 2008
46
Heat Controller, Inc. Water-Source Heating and Cooling Systems
Note: Never connect refrigerant gauges during startup procedures. Conduct water-side analysis using P/T ports to determine water flow and
temperature difference. If water-side analysis shows poor performance, refrigerant troubleshooting may be required. Connect refrigerant
gauges as a last resort.
Troubleshooting Form