Navien NR-180 Installation Manual page 74

Gas Water Heater Installation
2-2. Water Way Part List : NR-A, NP-A, NR, NP
NO
4
16 Water adjustment valve
27 Heat exchanger packing
28 Heat exchanger ass'y
29 Heat exchanger middle pipe
32
35 H/E inspection glass
36 Inspection packing A
37 Inspection packing B
38 Inspection glass bracket
39 H/E bracket R
40 H/E bracket L
41 Exhaust duct packing
42 Exhaust duct
43
45 Secondary H/E outlet adapter
46
47
48
49
50 Buffer tank adapter
51 Bypass mixing valve
52 Primary H/E inlet adapter
53
54 Syphon hose
55 Bypass T adapter
56 High limit wwitch
57 Exhaust limit switch
58 Circulation pump
59 Secondary H/E inlet pipe
60 Pump drain coke
61 Cold water inlet adapter
74
Description Navien Part No.
Flow sensor
NCVM9EX00005
Back-up ring
Buffer tank PASNCWBFTANK_001
Fastener D
Fastener F
Fastener A
Clip C
AAVC9EXMIX01
Syphon
NAPU9GLPCT01
Remark
BH1406004F
BH2406048A
BBM20341018 NR-180A
BBM20341017 NR-210/240A
BBM20341019 NP-180A
BBM20341020 NP-210/240A
BBM20341023 NR-180
BBM20341024 NR-210/240
BBM20341025 NP-180
BBM20341026 NP-210/240
BH2507576B
BH2507308A
BH2501554A
BH2405050A
BH2405051A
BH2501572A
BH2501704A
BH2501703A
BH2406050A
BH2544007D
"A" Series
BH2507532B
BH2507402B
BH2507388B
BH2507400B
BH2507345A
"A" Series
BH2507520C
"Non-A" Series
BH2501562B
"A" Series
BH2501442C
"Non-A" Series
BH2501452C
BH2204041D
"Non-A" Series
BH2501639A
BH1401022A
BH1401027A
"A" Series
BH2507527A NR-A
BH2507529B NP-A
BH2507573A
BH2507612A
"A" Series
BH2505314A
BH2507469A
NR
NP