Navien NFB-301C - 1 About the Boiler; Included Items; Accessories

6 About the Boiler
1.1 Included Items
When you open the box, you will nd the following items with
the boiler. Check the box for each of the following items before
installing the boiler.
Installation & Operation Manual,
User’s Information Manual
Quick Installation Manual
3 in Vent Termination Caps (x2) 3 in Wall Flanges (x4)
Air Vent
Wall Mounting Bracket
(with Anti-Vibration Rubber Pad)
* I
ncluded in the L box
Tapping Screws & Anchors (x6) Pressure Relief Valve, Heating
Conversion Kit
Outdoor Temperature Sensor and
Cable
Air Vent Bushing with Gasket
[1
in to
in (NFB-301C)]
[1
in to
in (NFB-399C)]
Condensate Trap
1. About the Boiler
Universal Temperature Sensor
(with Clip)
PRV-Air Vent Adapter
(with Clip)
Caps with Gaskets (x2) Double Nipple ( in to in)
1.2 Accessories
The following optional accessories are available for the boiler.
Light Commercial Neutralizer Kit
Zone Controller
(FMZ-20/30)
Zone Controller
(FMZ-40/60)
Universal Temperature Sensor
(with clip)
Navi-Link
(Wi-Fi Control System)
Modbus Gateway
Note
The universal temperature sensor can be used as a
system temperature sensor or a DHW tank sensor.