Navien NHB-055 Service Manual page 136

# Description
1 Heat Exchanger Assembly
O-Ring (P29)
2
O-Ring (Φ17.5x2.7t)
3 Fastener
4 High Limit Switch
5 SC Outlet Adapter
6 Thermistor
7 Fastener
8 Return Pipe
9 Supply Pipe (Lower)
10 Tee Adapter
11 Supply Pipe (Upper)
O-Ring (EPDM,Ø24.8×3.85T,BK)
12
O-Ring (P19)
136 NHB Service Manual
Part # Remark
30013575A NHB-110 / 150
30014060A NHB-055 / 080
20017923A NHB-110 / 150
20006947A NHB-055 / 080
20017724A NHB-110 / 150
20007853A NHB-055 / 080
30002558A
30014032A NHB-110 / 150
30014067A NHB-055 / 080
30012907A
20030608A NHB-110 / 150
20017726A NHB-055 / 080
30013501A NHB-110 / 150
30013502A NHB-055 / 080
30013505A NHB-110 / 150
30013506A NHB-055 / 080
20030188A NHB-110 / 150
20030467A NHB-055 / 080
30013507A NHB-110 / 150
20030201A NHB-055 / 080
20032528A NHB-110 / 150
20017211A NHB-055 / 080
Version 1.0