Navien NP-180, Service Manual

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eri
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. 20
1
0
NR/NP
series servi
c
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l
74
Versi
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>
1
.
R
e
mo
ve
4
s
c
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s an
d
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mo
ve t
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e i
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niti
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2.
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s
(
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)
.
3
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R
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ve 2
m
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fold fix
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s
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re
w
s.
4
.
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m
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l
ti
-
sta
g
e
va
l
ve.
5
.
U
se a s
c
re
w d
river t
o
re
mo
ve
t
h
e va
l
ve.
Ȅ
Main fold d i s a ss e mbly p r o ce d ure
Ȅ To
t
h
e
d
ire
c
ti
o
n
of
air su
pply ho
se
A
ir su
pply p
i
p
e
S t a g e 2 S t a g e 1 S t a g e 3
6
.
D
isasse
mbl
e t
h
e
m
ani
fold
.
7
.
Ch
e
c
k t
h
e n
ozzl
es.