Components - Navien NCB-20LHWE Installation & Operation Manual

Condensing system boiler
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2.4 Components

The following diagram shows the key components of the boiler. Component assembly diagrams and particular parts lists are included in
the Appendices.
Fan & Motor
Front Panel
Condensate Trap
NCB-20/23/28LHWE
Flue Duct
Ignitor & Flame Rod
Mounting Frame
PCB
Circulation Pump
About the Boiler
11

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