Esco Institute’s “Heat Pumps: Operation-Installation-Service” is a manual to provide a thorough understanding of heat pump theory, installation procedures, service techniques and troubleshooting methods. Topics covered include: basic principles of heat pump operation; system components; air flow; defrost methods; balance point; secondary heat; electrical control wiring; refrigerant piping; system installation; refrigerant evacuation and charging; preventive maintenance; troubleshooting; dual fuel systems and geothermal systems.https://www.escoinst.com/Shop/ItemDetail.aspx?ID=659.
