Navien NP-180, Руководство по обслуживанию

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©N
avien
Am
eri
c
a
I
n
c
. 20
1
0
NR/NP
series servi
c
e Manua
l
7
2
Versi
o
n 2.0
R
e
p
eate
d
i
g-
niti
o
n
-o
ut
Fl
a
m
e
blo-wo
ut
an
d
n
o
ise
occ
urs
at i
g
niti
o
n
Fl
a
m
e sensin
g
err
o
r
D
e
f
e
c
tive air
p
ressure
ho
se
1
.
Ch
e
c
k t
h
e
loc
ati
o
n
of
t
h
e
fl
a
m
e
d
ete
c
tin
g
r
od,
i
f
t
h
ere is an
y
d
e
fo
r
m
ati
o
n
o
r
fo
rei
g
n su
b
stan
c
e
,
an
d
re
p
air
o
r re
pl
a
c
e t
h
e
p
art.
2.
Ch
e
c
k t
h
e s
h
eat
h of
t
h
e
fi
re
d
ete
c
tin
g w
ire
,
an
d
i
f
it is
op
en.
3
.
Ch
e
c
k t
h
e
g
r
o
un
d
in
g
t
o
t
h
e
b
ase
,
veri
fy g
r
o
un
d
in
g
at t
h
e
o
ut
l
et.
Th
ere is a
c
ase
of d
e
f
e
c
tive
g
r
o
un
d
in
g d
ue t
o
t
h
e
p
aintin
g of
e
x
teri
o
r
b
ase.
Th
ere
fo
re
,
re
mo
ve t
h
e
p
aintin
g
in t
h
e s
c
re
w f
astenin
g p
art
,
an
d
re
co
nne
c
t.
O
r use a tester t
o m
easure t
h
e
fl
a
m
e sensin
g c
urrent.
(
n
o
r
m
a
lly 3~4 μA)
1
.
Th
e air
p
ressure
ho
se is
b
r
o
ken.
I
n
c
rease
d RP
M
m
a
y c
ause
blowo
ut an
d
n
o
ise.
2.
1
0
E m
a
y occ
ur
w
it
h
t
h
e sa
m
e tr
o
u
bl
e.
Th
e s
y
ste
m wo
rks
b
ut
comb
usti
o
n is n
o
t n
o
r
m
a
l d
ue t
o
t
h
e
d
e
f
e
c
tive
air
p
ressure sens
o
r.
<
Gr
o
un
d
in
g w
ire
fix
in
g po
siti
o
n
>
<
Measurin
g fl
a
m
e
c
urrent
>
< D
e
f
e
c
tive air
p
ressure
ho
se
>
<
Gas
bloc
k
> <Ch
e
c
k i
f
t
h
e
co
i
l
is
op
en
> <Ch
e
c
k t
h
e v
ol
ta
g
e
of
t
h
e
s
ol
en
o
i
d
va
l
ve
/ B
r
ow
n 2
P>
A
ir
p
ressur
sens
o
r
S
ol
en
o
i
d
va
l
ve
P
r
opo
rti
o
na
l
va
l
ve
Adj
ustin
g
s
c
re
w