Navien NPN Installation & Operation Manual page 68

# Description
23 Exhaust Packing
24 Ignitor
25 Gas Manifold
26 Gas Stage Valve Body
27 Gas Stage Valve
28 Ignition Transformer
29 Tube
Service Part # Part #
20050758*
20046073*
30022787A 30022787*
30025510A 20050749*
30022899A 20046303*
30022704A 20045981*
30025510A 20050748*
30022899A 20046306*
30022704A 20045978*
30004431*
30027398A 30023297*
20048321A 20046835*
Remark
120E
160E/180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
Appendixes 67