Navien Tankless Water Heater Piping Diagram

Is pre drilled at 16 in on center for easy installation on standard based on the installation location.

Navien tankless water heater piping diagram.

The navien water heater cannot operate properly without sufficient inlet gas pressure and volume. The buffer tank eliminates the cold water sandwich effect and issues of minimum flow rates commonly found in other tankless water heaters. A condensate drain pipe must be connected to the 1 2 condensate outlet fitting at. Each tankless water heater shall be installed using code approved isolation valves and unions to allow service to an individual tankless water heater without taking the entire system offline.

Navien comfortflow is the first and only system that incorporates a built in insulated buffer tank and recirculation pump. Navien npe 240a manuals manuals and user guides for navien npe 240a. Applies if this is the first time you had a navien unit installed in the building or it is replacing a brand other than navien. Recommended pipe size heater count 1 unit 2 units 1 3 units 1 4 to 5 units 1 6 to 8 units 2 9 to 14 units 2 15 to 16 units 3 npe a series tankless water heater.

Design pressure follow the piping diagrams illustrated in this. 3 2 mounting the water heater to the wall install the water heater in an area that allows for service and navien water heaters come with an upper mounting bracket that maintenance access to utility connections piping filters and traps. Water piping connections npe 180a 210a 240a condensate drain connection. Gas domestic cold water condensate.

We have 12 navien npe 240a manuals available for free pdf download. Recommended pipe size heater count 1 unit 2 units 1 3 units 1 4 to 5 units 1 6 to 8 units 2 9 to 14 units 2 15 to 16 units 3 npe s series tankless water heater. The navien ncb boilers come from the factory configured for use with natural gas ng. Piping or the plumbing manifold should be properly sized for the number of tankless water heaters being installed.

See the manifold equipment sched. Gas domestic cold water condensate. While the life expectancy of a navien tankless water heater is commonly 20 years or more there can be component failure. Keep this manual near the navien combination water.

Applies if the navien unit you are trying to register is replacing another navien unit and was authorized for replacement by a navien technical support representative. Service manual installation manual operation manual quick installation manual user manual conversion manualline brochure specs. Heater for future reference gas piping components diagram parts list.