Navien NPN Installation & Operation Manual page 67

Non-condensing water heaters
Table of Contents

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#
Description
7
Exhaust Duct
8
Gasket
9
10
Fan Assembly
11
Heat Exchanger Back-Up Ring
12
Heat Exchanger O-Ring
13
NaviTech™ Stainless Steel Burner
14
Chamber Cover
15
16
Gasket
17
18
19
20
Fuse Bracket (Front)
21
Exhaust
22
Exhaust Flange Gasket
66
Appendixes
Service Part #
Part #
30025507A
30025507*
30022902A
30022902*
30022753A
30022753*
20050745A
20050745*
20046291A
20046291*
20045926A
20045926*
20046426A
20046426*
30026588A
30026588*
30022990A
30022990*
30022770A
30022770*
20021730B
20021730*
20017211A
20017211*
30025505A
30025505*
30022896A
30022896*
30022679A
30022679*
30025506A
30025506*
30022903A
30022903*
30022831A
30022831*
20050740A
20050740*
20047856A
20047856*
20047857A
20047857*
20040784A
20050784*
20046302A
20046302*
20045932A
20045932*
20048025A
20048025*
20046172A
20046172*
20050723A
20050723*
20047231A
20047231*
20048026A
20048026*
20051859*
20048291*
20048292*
30025513A
30025514*
30022755A
30024007*
30022904A
30024009*
20050757A
20050757*
20046071A
20046071*
Remark
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E
180E/199E
120E
160E/180E/199E

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