Navien NFC-250/175H Installation Manual page 142

# Description
Case Upper
1 Case Middle
Case Lower
2 Cover
3 Drain Pan Adapter Lower Bracket
4 Heat Exchanger Bracket
5 Bolt (Ø4x10)
6 Base Bracket
7 Screw (Ø4x6)
8 PCB Lower Bracket
9 Screw (Ø4x8_S/W)
10 Screw (Ø4x10)
11 Base Lower Bracket
12 Intake Air Filter
13 Air Vent Adapter Packing
14 Air Vent Adapter
15 Screw (Ø5X14)
16 Exhaust Duct Assembly
17 Base Packing
18 Intake Air Duct Assembly
19 Rubber Ring
20 Power Transformer
21 Power Transformer Bracket
22 24V Power Transformer Plate Packing
23 24V Power Transformer Plate
24 Main PCB
25 Terminal PCB
26 Screw (Ø4x18)
27 Front Panel Bracket
28 Front Panel
142 Appendixes
Service code Part #
- 20050476*
- 20044456*
- 20050478*
30027137A 30026129*
- 30026130*
- 20040243*
- 20038757*
- 20007609*
- 20038859*
- 30022565*
- 20044834*
- 20038753*
- 20007643*
30016248B 30016248*
- 20051553*
- 20051171*
- 20046629*
30024848A 30024848*
- 20041078*
30008662B 30008662*
- 20029318*
30019688A 30019688*
- 20042385*
- 20045757*
- 20045758*
30026476A 30026476*
30021496A 30021496*
- 20041462*
- 20041153*
- 30025421*
Remark