Water piping connections npe 180a 210a 240a condensate drain connection.
Navien tankless water heater piping diagram.
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.
Navien npe 240a manuals manuals and user guides for navien npe 240a.
A condensate drain pipe must be connected to the 1 2 condensate outlet fitting at.
We have 12 navien npe 240a manuals available for free pdf download.
The navien water heater cannot operate properly without sufficient inlet gas pressure and volume.
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.
Keep this manual near the navien combination water.
Gas domestic cold water condensate.
Gas domestic cold water condensate.
G h c communication.
Design pressure follow the piping diagrams illustrated in this.
Heater for future reference gas piping components diagram parts list.
Is pre drilled at 16 in on center for easy installation on standard based on the installation location.
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.
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.