Principles of Home Inspection

Principles of Home Inspection

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Presence of a reversing valve 5. Compressor is indoors and ita#39;s an air-to-air system 6. Presence of an outdoor thermostat connected to control wiring 7. If it is winter and the unit is operating, ita#39;s a heat pump. 8. You find a two-stage thermostat.

Title:Principles of Home Inspection
Author:Carson Dunlop
Publisher:Dearborn Trade Publishing - 2003-01-01


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