TERMINAL UNIT WATER COILS - PIPING CONNECTIONS 1. THIS DETAIL IS APPLICABLE TO: 2-PIPE FAN COIL UNITS (CHILLED OR HOT WATER). Visit A.O. Smith's Product Literature Library and find product brochures, catalogs, spec sheets, wiring and piping diagrams, service handbooks, and more.
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Detailed hot water heater diagram with labeled parts, showing system layout, connections, and flow paths for tank and tankless models. Useful for installation and maintenance.. Diagram for suggested installation configuration of a Direct Mount HHU with a conventional tank-style water heater.
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![[DIAGRAM] Hot Water Heating Coil Piping Diagram](https://2.bp.blogspot.com/-_6aA6QzhGNo/Ur-tIsotRvI/AAAAAAAAAD4/de_fSm53qeg/s1600/HW_CW_AHU.jpg "[DIAGRAM] Hot Water Heating Coil Piping Diagram")
