DOOVAC MVO-100 User manual
P
F001
L
V
.
1
~
2
1
/
11
M
VO
-
100
100
-
D
A
-
B
M
V
O
-
V
ac
uu
m p
u
mp in
s
ta
ll
at
ion in
s
t
r
u
ct
ion
M
a
int
e
n
a
n
c
e
guid
e
P
rodu
c
t
c
h
e
c
k
a
nd in
s
t
a
ll
a
tion pr
e
p
a
r
a
tion
.
P
rodu
c
t’
s
n
a
m
e
di
v
i
s
ion
M
V
O
:
Oil
-
c
ir
c
ul
a
t
e
d
(
built
-
in
e
x
h
a
u
s
t filt
e
r
)
S
V
O
:
Oil
-
c
ir
c
ul
a
t
e
d
(
no built
-
in
e
x
h
a
u
s
t filt
e
r
)
M
O
T
:
Oil
-
flood
e
d
S
M
L
:
Dr
y
running
D
W
V
(
X
)
:
W
a
t
e
r
-
s
ea
l
e
d
E
N
T
:
M
e
di
c
a
l purpo
s
e
(
otol
a
r
y
ngolog
y
)
D
E
N
:
M
e
di
c
a
l purpo
s
e
(
d
e
nti
s
tr
y
)
P
rodu
c
t’
s
v
olu
m
e
m
a
rk
M
V
O for
m
:
m
3
/hr
(
50
H
z
s
t
a
nd
a
rd
)
S
V
O for
m
M
O
T
for
m
S
M
L
for
m
D
W
V
(
X
)
for
m
E
N
T
for
m
D
E
N
for
m
P
o
w
e
r fr
e
qu
e
n
c
y
(
H
z
)
P
o
w
e
r
v
olt
a
g
e
(
V
olt
)
.
A
:
s
ingl
e
ph
a
s
e 110
/
220
V
B
:
s
ingl
e
ph
a
s
e 220
V
C
:
s
ingl
e
ph
a
s
e 110
V
D
:
thr
ee
ph
a
s
e 220
/
380
V
E
:
thr
ee
ph
a
s
e 380
V
F
:
thr
ee
ph
a
s
e 220
V
G
:
thr
ee
ph
a
s
e 440
V
H
:
thr
ee
ph
a
s
e 460
V
N
a
m
e
pl
a
t
e
V
a
c
uu
m
oil
N
a
m
e
pl
a
t
e
Oil inl
e
t
C
h
e
c
k th
e
produ
c
t
1
.
M
a
k
e
s
ur
e
to
c
h
e
c
k th
e
produ
c
t’
s
n
a
m
e
pl
a
t
e a
nd th
e
ord
e
r
infor
m
a
tion
.
2
.
C
h
e
c
k th
e
p
a
c
k
a
g
e
c
ont
e
nt
s
.
-
V
a
c
uu
m
pu
m
p
,
p
a
rti
c
ul
a
r oil
.
3
.
C
h
e
c
k th
e
in
s
t
a
ll
a
tion
c
ondition
1
)
Inh
a
l
a
nt g
a
s
:
a
ir
a
nd in
e
rt g
a
s
2
)
Inh
a
l
a
nt g
a
s
t
e
m
p
e
r
a
tur
e
:
0℃
~
42℃
3
)
A
m
bi
e
nt t
e
m
p
e
r
a
tur
e
:
5℃
~
40℃
4
)
W
orking pr
e
ss
ur
e
:
b
e
lo
w
th
e
m
a
x
i
m
u
m
pr
e
ss
ur
e
of th
e
pu
m
p
.
[
0
.
5
m
b
a
r b
e
lo
w
or
20
m
b
a
r b
e
lo
w
]
4
.
In
s
t
a
ll
a
tion pl
a
c
e
1
)
In
s
t
a
ll th
e
produ
c
t
a
s
littl
e
dirt
a
nd hu
m
idit
y
a
s
po
ss
ibl
e
.
T
h
e
pl
a
c
e
w
ho
s
e
th
e a
m
bi
e
nt t
e
m
p
e
r
a
tur
e
i
s
not o
v
e
r
40℃
2
)
In
s
t
a
ll th
e
produ
c
t
w
h
e
r
e
i
s
ea
s
y
to in
s
p
e
c
t
a
nd
m
a
int
a
in
.
T
h
e
pl
a
c
e
w
h
e
r
e
i
s
ea
s
y
to
c
h
e
c
k th
e
oil inl
e
t
.
3
)
In
s
t
a
ll hori
z
ont
a
ll
y
w
h
e
r
e
th
e
ground i
s
fl
a
t
a
nd
a
round
25
c
m
s
p
a
c
e
fro
m
th
e
w
a
ll i
s
n
ee
d
e
d for
v
e
ntil
a
tion
.
L
it
e
r/
m
in
T
h
e degree of a
v
a
c
uu
m mark
N
o
m
a
rk
(
A
)
:
s
t
a
nd
a
rd
B
:
2
m
b
a
r
C
:
20
m
b
a
r
Inl
e
t port
A
:
50
H
z
B
:
60
H
z
C
:
50
/
60
H
z
P
F002
L
V
.
1
~
2
2
/
11
Warning :
No match of voltage and frequency
will cause a severe damage to the
motor.
Warning :
A backlashing of the motor will
Cause a severe damage to vacuum
pump.
W
a
rning
:
In
c
a
s
e
of
a
n
y
for
e
ign
s
ub
s
t
a
n
c
e
s
c
o
m
ing into th
e
pu
m
p
,
it
w
ill
c
a
u
s
e
s
e
v
e
r
e
d
a
m
a
g
e
s
to rotor
a
nd
v
a
n
e
.
In thi
s
c
a
s
e
,
in
s
t
a
ll
a
tion
of
a
n
e
x
tr
a
filt
e
r on
s
u
c
tion pip
e
i
s
n
e
c
e
ss
a
r
y
.
V
a
c
uu
m
oil
M
V
O
-
100
V
a
c
uu
m
pu
m
p in
s
ta
ll
at
ion
M
a
int
e
n
a
n
c
e
guid
e
Oil inj
e
c
tion
,
po
w
e
r
c
onn
e
c
tion
,
c
onn
e
c
t
s
u
c
tion pip
e
1
.
P
rodu
c
t b
a
s
i
c c
o
m
pon
e
nt
N
a
m
e
pl
a
t
e
Inl
e
t port Oil inl
e
t
2
.
Oil inj
e
c
tion
Un
s
top th
e
oil inl
e
t
Inj
e
c
t th
e
produ
c
t’
s
p
a
rti
c
ul
a
r oil
-
N
ot
e
:
Oil
s
t
a
nd
a
rd
c
h
a
rt
[
D
M
-
F002
]
F
ill up to “
M
A
X”
in
a
n oil g
a
ug
e
.
-
N
ot
e
:
Oil
s
t
a
nd
a
rd
c
h
a
rt
[
D
M
-
F002
]
M
a
k
e
s
ur
e
to
c
h
e
c
k th
e
o
-
ring
in
a
n oil inl
e
t
a
nd r
ea
ss
e
m
bl
e
th
e
p
a
rt
s
.
3
,
C
onn
e
c
t th
e
po
w
e
r
Di
s
a
ss
e
m
bl
e
th
e
e
l
e
c
tri
c
it
y
bo
x’
s
c
o
v
e
r
.
C
h
e
c
k th
e
w
iring di
a
gr
a
m
in
s
id
e
of th
e e
l
e
c
tri
c
it
y
bo
x
a
nd
c
onn
e
c
t th
e
w
ir
e
s
.
Aft
e
r p
e
rfor
a
ting th
e
s
id
e
of
th
e e
l
e
c
tri
c
it
y
bo
x
,
c
onn
e
c
t
th
e
po
w
e
r
.
C
h
e
c
k th
e
rot
a
tion dir
e
c
tion
of
c
ooling bl
a
d
e
.
4
.
C
onn
e
c
t
s
u
c
tion pip
e
.
R
e
m
o
v
e
th
e
rubb
e
r
s
topp
e
r in
a
n inl
e
t
a
nd
C
onn
e
c
t th
e
s
u
c
tion
pip
e
s
.
L
V
.
1
~
2
3
/
11
O
-
R
I
N
G
W
a
rning
:
N
o
m
a
t
c
h of
v
olt
a
g
e a
nd fr
e
qu
e
n
c
y
w
ill
c
a
u
s
e a
s
e
v
e
r
e
d
a
m
a
g
e
to th
e
m
otor
.
W
a
rning
:
A b
a
c
kl
a
s
hing of th
e
m
otor
w
ill
C
a
u
s
e a
s
e
v
e
r
e
d
a
m
a
g
e
to
v
a
c
uu
m
pu
m
p
.
W
a
rning
:
In
c
a
s
e
of
a
n
y
for
e
ign
s
ub
s
t
a
n
c
e
s
c
o
m
ing into th
e
pu
m
p
,
it
w
ill
c
a
u
s
e
s
e
v
e
r
e
d
a
m
a
g
e
s
to rotor
a
nd
v
a
n
e
.
In thi
s
c
a
s
e
,
in
s
t
a
ll
a
tion of
a
n
e
x
tr
a
filt
e
r on
s
u
c
tion pip
e
i
s
n
e
c
e
ss
a
r
y
.
V
ac
uu
m p
u
mp in
s
ta
ll
at
ion
M
a
int
e
n
a
n
c
e
guid
e
Oil inj
e
c
tion
,
po
w
e
r
c
onn
e
c
tion
,
c
onn
e
c
t
s
u
c
tion pip
e
1
.
Oil inje
c
tion
R
emo
v
e t
h
e oil inlet’
s s
topper and inje
c
t t
h
e prod
u
c
t’
s
parti
c
u
lar oil in t
h
e e
x
tra
c
ontainer to “
u
p to ma
x
line of
an oil ga
u
ge”and
c
lo
s
e t
h
e
s
topper
.
M
ake
s
u
re to a
ss
emble w
h
en O
-
R
I
N
G
i
s
in an oil inlet
s
topper
.
Oil inl
e
t
s
topp
e
r
Oil g
a
ug
e
Oil outl
e
t
s
topp
e
r
G
r
a
phi
c
1
.
ea
c
h p
a
rt’
s
n
a
m
e
of
a
n oil inl
e
t
G
r
a
phi
c
2
.
oil inj
e
c
tion
G
r
a
phi
c
3
.
O
-
ring
2
.
C
onn
e
c
t th
e
po
w
e
r
(
thr
ee
ph
a
s
e
po
w
e
r
)
1
)
C
h
e
c
k th
e
w
orking pl
a
c
e’
s
m
a
in po
w
e
r
a
nd th
e
po
w
e
r
of th
e
m
otor’
s
n
a
m
e
pl
a
t
e
.
2
)
R
e
m
o
v
e a
c
o
v
e
r of
th
e
m
otor’
s s
o
c
k
e
t bo
x
3
)
C
h
e
c
k th
e
w
iring
di
a
gr
a
m
in
s
id
e
of th
e
c
o
v
e
r
4
)
C
onn
e
c
t th
e
in
s
id
e
of
t
e
r
m
in
a
l blo
c
k in
a
cc
ord
a
n
c
e
w
ith th
e
w
orking pl
a
c
e’
s
po
w
e
r
5
)
C
onn
e
c
t th
e
po
w
e
r
a
s
p
e
rfor
a
ting th
e
s
id
e
of
a
s
o
c
k
e
t bo
x
6
)
M
a
k
e
s
ur
e
to
c
h
e
c
k
th
e
rot
a
tion dir
e
c
tion
a
nd
po
w
e
r
3
.
C
onn
e
c
t
s
u
c
tion pip
e
.
R
emo
v
al of a r
u
bber
s
topper
C
onn
e
c
t
a
n inl
e
t pip
e
P
F002
L
V
.
1
~
2
4
/
11
M
a
int
e
n
a
n
c
e
guid
e
V
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
R
e
pl
a
c
e
m
e
nt of
m
otor in
s
t
a
ll
a
tion d
e
c
k
,
c
oupling
,
s
l
ee
v
e
1
.
A
m
e
thod of r
e
pl
a
c
ing
c
oupling rubb
e
r
Un
w
ind
4
of
nut
s
(
bolt
s
)
on
th
e
m
otor
in
s
t
a
ll
a
tion d
e
c
k
a
nd
s
e
p
a
r
a
t
e
th
e
m
otor
.
C
oupling
s
l
ee
v
e
C
oupling hub
-
A
c
oupl
e
-
ring i
s
c
on
s
i
s
t
e
d of
2
hub
s
a
nd
1
s
l
ee
v
e
.
A rol
e
of ‘hub’
w
hi
c
h i
s
a
ss
e
m
bl
e
d to
a
n
a
x
i
s
of
m
otor
a
nd pu
m
p
i
s
to d
e
li
v
e
r th
e
m
otor po
w
e
r to th
e
pu
m
p through th
e
s
l
ee
v
e
in
th
e
m
iddl
e
.
-‘
S
l
ee
v
e’
i
s s
ubj
e
c
t
e
d to b
e
r
e
gul
a
rl
y
r
e
pl
a
c
e
d du
e
to it
s
li
m
it
e
d lif
e
.
(
n
y
lon r
e
s
in
&
rubb
e
r
m
a
t
e
ri
a
l
)
-
D
a
m
a
g
e
v
e
rifi
c
a
tion
:
if th
e
pu
m
p do
e
s
n’t op
e
r
a
t
e e
v
e
n if th
e
m
otor rot
a
t
e
s
,
pl
ea
s
e
c
h
e
c
k th
e
c
oupling
s
l
ee
v
e
.
-
C
h
e
c
k if th
e
c
oupling
s
l
ee
v
e
h
a
s
b
ee
n
d
a
m
a
g
e
d
a
nd
a
ss
e
m
bl
e
th
e
p
a
rt
s
a
ft
e
r
r
e
pl
a
c
ing th
e
n
e
w
c
o
m
pon
e
nt
s
.
-
W
a
rning
:
In
c
a
s
e
of r
ea
ss
e
m
bling
,
a
dju
s
t
c
oupling
s
l
ee
v
e
c
a
r
e
full
y
a
nd
s
lid
e
it
a
ll th
e
w
a
y
in to op
e
r
a
t
e
s
m
oothl
y
.
Aft
e
r putting th
e
m
otor o
v
e
r th
e
f
a
s
t
e
ning bolt
a
s
pu
s
hing it on th
e
in
s
t
a
ll
a
tion
d
e
c
k
,
a
ss
e
m
bl
e
th
e
c
oupling
s
l
ee
v
e
to op
e
r
a
t
e
s
m
oothl
y
.
T
h
e
int
e
rn
a
l
m
otor in
s
t
a
ll
a
tion d
e
c
k
w
ill b
e
s
e
p
a
r
a
t
e
d b
y
un
w
inding
3
of bolt
s
a
s
a
pi
c
tur
e
.
P
F003
L
V
.
1
~
2
5
/
11
0
~
12℃
I
S
O
V
G
#
68
M
V
O
030
~
630
12
~
30℃
I
S
O
V
G
#
100
V
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
Oil m
a
n
a
g
e
m
e
n
t
1
.
T
h
e
n
e
c
e
ss
it
y
of
a
n oil
m
a
n
a
g
e
m
e
nt
1
-
1
)
oil fun
c
tion
:
lubri
c
a
tion
,
s
ea
ling
,
c
ooling
1
-
2
)
th
e
n
e
c
e
ss
it
y
of
a
n oil
m
a
n
a
g
e
m
e
nt
Oil
w
ill b
e 99
%
c
oll
e
c
t
e
d through
a
n
e
x
h
a
u
s
t
filt
e
r
,
ho
w
e
v
e
r
s
o
m
e
w
ill b
e e
v
a
por
a
t
e
d
.
Oil i
s
n
a
tur
a
ll
y
c
on
s
u
m
a
bl
e
b
e
c
a
u
s
e
of
a
h
ea
t
produ
c
e
d b
y
c
o
m
pr
e
ss
ing fro
m
inh
a
l
e
,
e
x
p
a
n
s
ion
,
c
o
m
pr
e
ss
ion
,
e
x
h
a
u
s
t
(
4
s
t
e
p pro
c
e
ss
e
s
)
.
T
h
e
r
e
for
e
,
oil i
s s
ubj
e
c
t
e
d to b
e
m
a
n
a
g
e
d
p
e
riodi
c
a
ll
y
.
1
-
3
)
T
h
e
probl
e
m
s
b
y
a
c
a
r
e
l
e
ss
oil
m
a
n
a
g
e
m
e
nt
-
L
o
w
e
r th
e
d
e
gr
ee
of
a
v
a
c
uu
m
-
T
h
e
d
a
m
a
g
e
of
a
v
a
n
e
-
T
h
e
d
a
m
a
g
e
of
c
y
lind
e
r in
s
id
e
.
2
.
T
h
e
r
e
c
o
mm
e
nd
e
d oil upon
v
a
c
uu
m
pu
m
p t
y
p
e
s
.
-
U
s
e
V
G
t
y
p
e
oil d
e
c
id
e
d b
y
I
S
O
Te
m
p
e
r
a
tur
e
Oil
s
t
a
nd
a
rd Appli
c
a
bl
e
v
a
c
uu
m
pu
m
p t
y
p
e
s
3
.
Oil
e
x
c
h
a
ng
e
p
e
riod
-
Aft
e
r
e
v
e
r
y
500
hour
s
op
e
r
a
tion
-
e
v
e
r
y
3
m
onth
s
-
w
h
e
n th
e
c
olor or
v
i
s
c
o
s
it
y
a
r
e
c
h
a
ng
e
d
-
(
for
e
ign
s
ub
s
t
a
n
c
e
s
inflo
w
)
4
.
T
h
e
m
e
thod of oil in
s
p
e
c
tion
In
s
p
e
c
t
a
nd
m
a
n
a
g
e
through
a
n oil inl
e
t in
a
oil
c
ont
a
in
e
r
.
Oil inl
e
t
s
topp
e
r
Oil g
a
ug
e
Oil
v
olu
m
e a
nd
in
s
p
e
c
t th
e
s
t
a
tu
s
Oil outl
e
t
s
topp
e
r
E
a
c
h p
a
rt’
s
n
a
m
e
of oil inl
e
t
.
4
-
1
)
In
s
p
e
c
t oil
v
olu
m
e
-
Al
w
a
y
s
k
ee
p th
e
oil
v
olu
m
e
up to “
M
A
X”
lin
e
on
a
n oil g
a
ug
e
.
-
If th
e
oil
v
olu
m
e
i
s
m
or
e
th
a
n“
M
A
X”
lin
e
:
for
e
ign
s
ub
s
t
a
n
c
e
(
w
a
t
e
r
)
inflo
w
-
If th
e
oil
v
olu
m
e
i
s
l
e
ss
th
a
n“
M
A
X”
lin
e
:
It indi
c
a
t
e
s
th
e
lo
ss
of oil
,
th
e
r
e
for
e
s
tud
y
a
c
a
u
s
e
.
T
h
e
c
a
u
s
e
s
of
a
lo
ss
of oil
①Oil
e
x
c
h
a
ng
e
p
e
riod o
v
e
rdu
e
②
E
x
h
a
u
s
t lo
ss
through
a
n
e
x
h
a
u
s
t pip
e
③
Oil l
ea
k
4
-
2
)
In
s
p
e
c
t oil
s
t
a
tu
s
(
c
olor
)
T
h
e
oil i
s
glo
ss
y
a
nd r
e
ddi
s
h bro
w
n
c
olor
.
T
h
e
oil
s
t
a
tu
s
c
a
n b
e e
s
ti
m
a
t
e
d b
y
c
olor
c
h
a
nging
.
①
In
c
a
s
e
of turning into
a
m
ilk
y
c
olor th
a
n
a
s
t
a
nd
a
rd
c
olor
-
T
h
e
indi
c
a
tion th
a
t
s
t
ea
m
or fr
a
c
tion h
a
s
b
ee
n flo
w
e
d in
.
②
In
c
a
s
e
of turning into
a
bl
a
c
k
c
olor th
a
n
a
s
t
a
nd
a
rd
c
olor
-
T
h
e
indi
c
a
tion th
a
t th
e
oil h
a
s
b
ee
n o
x
idi
z
e
d
.
T
h
e
oil i
s
n
ee
d
e
d to b
e
c
h
a
ng
e
d
w
h
e
n th
e a
bo
v
e
c
a
s
e
s
h
a
pp
e
n
.
※
T
h
e
m
ilk
y
bubbl
e
w
h
e
n op
e
r
a
ting th
e
v
a
c
uu
m
pu
m
p i
s
nor
m
a
l
.
P
l
ea
s
e
c
h
e
c
k th
e
oil in
s
p
e
c
tion b
e
for
e
op
e
r
a
ting
th
e
v
a
c
uu
m
pu
m
p
.
5
.
Oil
e
x
c
h
a
ng
e
m
e
thod
5
-
1
)
R
e
gul
a
r
e
x
c
h
a
ng
e
m
e
thod
①Op
e
n th
e
inl
e
t port
a
nd op
e
r
a
t
e
th
e
v
a
c
uu
m
pu
m
p for
30
s
e
c
ond
s
.
②
C
ut th
e
v
a
c
uu
m
pu
m
p’
s
po
w
e
r
.
③
Op
e
n
a
n oil outl
e
t
s
topp
e
r di
s
c
h
a
rging th
e
oil
a
nd
c
lo
s
e
it
.
④
Op
e
n
a
n oil inl
e
t filling th
e
oil in
a
nd
c
lo
s
e
th
e
s
topp
e
r
.
F
illing up to “
M
A
X”
lin
e
of
a
n oil
g
a
ug
e
.
⑤
C
h
e
c
k th
e
d
e
gr
ee
of
a
v
a
c
uu
m
a
nd th
e
oil
s
t
a
tu
s
w
hil
e
op
e
r
a
ting
5
~
10
m
inut
e
s
a
s
c
lo
s
ing
th
e
inl
e
t port
.
⑥
If th
e
oil
c
olor or th
e
d
e
gr
ee
of
a
v
a
c
uu
m
a
r
e
not nor
m
a
l
,
r
e
p
ea
t th
e a
bo
v
e
s
t
e
p
3
~
4
ti
m
e
s
.
B
e
c
a
u
s
e
of th
e
c
a
s
e
w
h
e
r
e
th
e
m
a
lfun
c
tion h
a
pp
e
n
s
a
s
m
i
x
ing th
e
c
ont
a
m
in
a
t
e
d oil b
e
ing l
e
ft in
a
pip
e
or in
s
id
e
of
a
pu
m
p
a
nd n
e
w
oil
.
5
-
2
)
T
h
e
oil n
ee
d
s
to b
e e
x
c
h
a
ng
e
d b
e
c
a
u
s
e
th
e
oil i
s
c
o
a
gul
a
t
e
d or
m
oi
s
tur
e
inflo
w
a
nd
v
a
c
uu
m
pu
m
p
m
a
lfun
c
tion t
a
k
e
pl
a
c
e
.
①
R
e
p
ea
t th
e a
bo
v
e
oil
e
x
c
h
a
ng
e
m
e
thod
s
3
~
4
ti
m
e
s
.
②
L
a
s
tl
y
,
e
x
c
h
a
ng
e
th
e
oil filt
e
r tog
e
th
e
r
w
h
e
n
e
x
c
h
a
nging th
e
oil
.
M
a
int
e
n
a
n
c
e
guid
e
P
F004
L
V
.
1
~
2
6
/
11
M
V
O
006
0
.
3
008
,
010
,
016
,
020 0
.
3
030
,
040 1
063
,
100 2
160
,
200
,
250
,
300 8
400
,
630 16
M
V
O
006 0
.
3
008
,
010
,
016
,
020 0
.
3
030
,
040 1
063
,
100 2
160
,
200
,
250
,
300 8
400
,
630 16
I
S
O
-
V
G
#
32 0
~
12℃
M
V
O
-
006
,
008
,
010
,
016
,
020
I
S
O
-
V
G
#
46 12
~
30℃
I
S
O
-
V
G
#
68 0
~
12℃
M
V
O
-
030
,
040
,
063
,
100
,
160
,
250
,
400
,
630
I
S
O
-
V
G
#
100 12
~
30℃
3
)
If th
e a
t
m
o
s
ph
e
r
e
t
e
m
p
e
r
a
tur
e
of th
e
in
s
t
a
ll
a
tion pl
a
c
e
i
s
b
e
lo
w
0℃
or o
v
e
r
40℃
,
pl
ea
s
e
c
a
ll u
s
.
4
)
T
h
e
oil th
a
t i
s
not pro
v
id
e
d or r
e
c
o
mm
e
nd
e
d b
y
u
s
w
ill not gu
a
r
a
nt
ee
p
e
rfor
m
a
n
c
e
.
-
Our
c
o
m
p
a
n
y
u
s
e‘T
E
LL
U
S’
oil of
S
H
E
LL
.
V
ac
uu
m p
u
mp
s
u
pplie
s
m
a
n
a
gemen
t
M
a
int
e
n
a
n
c
e
guid
e
Oil
s
ta
nd
a
rd
1
.
V
a
c
uu
m
pu
m
p p
a
rti
c
ul
a
r oil
V
a
c
uu
m
pu
m
p oil
a
ppli
e
s
diff
e
r
e
ntl
y
upon th
e
t
y
p
e
s
of
v
a
c
uu
m
pu
m
p
a
nd th
e a
m
bi
e
nt t
e
m
p
e
r
a
tur
e
.
1
)
C
l
a
ss
ifi
c
a
tion upon our
c
o
m
p
a
n
y’
s
ord
e
r
s
t
a
nd
a
rd
A
m
bi
e
nt t
e
m
p
e
r
a
tur
e
:
0
~
12℃
(
w
int
e
r
s
ea
s
on
)
T
y
p
e
V
a
c
uu
m
pu
m
p t
y
p
e
A
m
bi
e
nt t
e
m
p
e
r
a
tur
e
:
0
~
12℃
(
s
u
mm
e
r
s
ea
s
on
)
V
a
c
uu
m
pu
m
p t
y
p
eT
y
p
e
C
a
p
a
c
it
y
(ℓ)
2
)
C
l
a
ss
ifi
c
a
tion upon I
S
O
Oil
s
t
a
nd
a
rd
(
I
S
O
)
A
m
bi
e
nt t
e
m
p
e
r
a
tur
e
S
ea
s
on
W
int
e
r
s
ea
s
on
S
u
mm
e
r
s
ea
s
on
Appli
c
a
bl
e
v
a
c
uu
m
pu
m
p t
y
p
e
2
.
R
e
pl
a
c
e
m
e
nt p
e
riod of
v
a
c
uu
m
pu
m
p oil
A b
a
d oil
w
ill b
e ea
s
il
y
out b
y
th
e a
ir in
e
x
h
a
u
s
t
a
nd
v
i
s
c
o
s
it
y
a
nd
s
t
ea
m
pr
e
ss
ur
e a
r
e ea
s
il
y
c
h
a
ng
e
d
c
a
u
s
ing
a
n o
v
e
rlo
a
d of th
e
pu
m
p
a
nd lo
w
e
ring th
e
d
e
gr
ee
of
a
v
a
c
uu
m
.
3
.
T
h
e e
x
p
e
c
t
e
d r
e
pl
a
c
e
m
e
nt p
e
riod of
v
a
c
uu
m
pu
m
p oil
①l
a
b
,
e
x
p
e
ri
m
e
nt
a
l
v
a
c
uu
m
s
y
s
t
e
m
,
s
m
a
ll
v
a
c
uu
m
s
y
s
t
e
m
,
e
t
c
:
w
ithin
6
m
onth
~
1
y
ea
r
②
P
rodu
c
tion
v
a
c
uu
m
s
y
s
t
e
m
,
v
a
c
uu
m
di
s
po
s
ition
e
quip
m
e
nt
,
e
t
c
:
w
ithin
3
m
onth
~
6
m
onth
③
P
ip
e
inl
e
t
E
x
h
a
u
s
t
s
y
s
t
e
m
,
l
a
rg
e
di
s
po
s
ition
s
y
s
t
e
m
,
e
t
c
:
w
ithin
3
m
onth
④H
ea
t tr
ea
t
m
e
nt
,
m
e
t
a
llurg
y v
a
c
uu
m
s
y
s
t
e
m
,
m
e
t
a
l di
ss
olution
,
e
t
c
:
w
ithin
1
m
onth
⑤
V
a
c
uu
m
dr
y
ing
,
v
a
c
uu
m
i
m
pr
e
gn
a
tion
,
v
a
c
uu
m
for
m
ing
,
v
a
c
uu
m
p
a
c
king
:
w
ithin
1
m
onth
⑥
L
o
w
v
a
c
uu
m
dr
y
ing
,
pug
m
ill
,
food p
a
c
king
m
a
c
hin
e
,
e
t
c
:
w
ithin
1
w
ee
k
T
h
e a
bo
v
e
r
e
pl
a
c
e
m
e
nt p
e
riod i
s
e
s
ti
m
a
t
e
d
,
s
o pl
ea
s
e
r
e
pl
a
c
e
upon
c
ont
a
m
in
a
tion
.
C
a
p
a
c
it
y
(ℓ)
S
u
mm
e
r
s
ea
s
on
W
int
e
r
s
ea
s
on
P
F004
L
V
.
1
~
2
7
/
11
M
V
O
-
250
E
x
h
a
u
s
t filt
e
r
P
F630
M
V
O
-
400
M
V
O
-
630
E
x
h
a
u
s
t filt
e
r
P
F040
M
V
O
-
030
M
V
O
-
020
E
x
h
a
u
s
t filt
e
r
P
F020
M
V
O
-
010
M
V
O
-
016
M
V
O
-
008
M
V
O
-
006
M
V
O
-
100
E
x
h
a
u
s
t filt
e
r
P
F100
M
V
O
-
063
M
V
O
-
040
E
x
h
a
u
s
t filt
e
r
P
F300
M
V
O
-
160
v
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
M
a
int
e
n
a
n
c
e
guid
e
E
x
h
a
u
s
t
f
il
te
r
1
.
T
h
e
fun
c
tion of
a
n
e
x
h
a
u
s
t filt
e
r
.
T
h
e e
x
h
a
u
s
t filt
e
r i
s
in
s
t
a
ll
e
d in
s
id
e
of th
e e
x
h
a
u
s
t
s
ph
e
r
e
in
a
n oil
c
ont
a
in
e
r
.
And th
e
rol
e
of th
e e
x
h
a
u
s
t filt
e
r i
s
to
c
ir
c
ul
a
t
e
a
nd turn th
e
v
a
pori
z
e
d oil produ
c
e
d b
y
c
o
m
pr
e
ss
ing
during
a
v
a
c
uu
m
pu
m
p op
e
r
a
tion into
a
fluid
s
t
a
tu
s
.
2
.
T
h
e
s
t
a
nd
a
rd of th
e e
x
h
a
u
s
t filt
e
r upon
v
a
c
uu
m
pu
m
p t
y
p
e
.
P
rodu
c
t t
y
p
e
P
rodu
c
t n
a
m
e
N
ot
e
E
x
h
a
u
s
t filt
e
r
P
F006
W
a
rning
:
T
h
e
p
e
rfor
m
a
n
c
e
w
ill b
e
pro
m
i
s
e
d if
th
e
s
t
a
nd
a
rdi
z
e
d produ
c
t pro
v
id
e
d
b
y
our
c
o
m
p
a
n
y
i
s
u
s
e
d in
c
a
s
e
of
e
x
c
h
a
nging th
e e
x
h
a
u
s
t filt
e
r
.
3
.
T
h
e
m
a
n
a
g
e
m
e
nt of th
e e
x
h
a
u
s
t filt
e
r
1
)
If th
e e
x
h
a
u
s
t filt
e
r’
s
lif
e e
nd
s
:
T
h
e
v
a
pori
z
e
d oil
w
ill not b
e
c
oll
e
c
t
e
d
a
nd
w
ill b
e
di
s
c
h
a
rg
e
d b
y
e
x
h
a
u
s
t pr
e
ss
ur
e
through
a
n
e
x
h
a
u
s
t pip
e
,
c
on
s
u
m
ing th
e
oil dr
a
m
a
ti
c
a
ll
y
a
nd
c
a
u
s
ing th
e
d
a
m
a
g
e
of th
e
v
a
c
uu
m
pu
m
p op
e
r
a
tion
.
2
)
If th
e e
x
h
a
u
s
t filt
e
r
c
log
s
:
T
h
e
oil
w
ill not
c
ir
c
ul
a
t
e
s
o it
w
ill
c
a
u
s
e a
m
a
lfun
c
tion b
y
a
m
otor o
v
e
rlo
a
d
w
ith
w
e
ird noi
s
e
b
e
c
a
u
s
e
of b
a
c
k pr
e
ss
ur
e
in
s
id
e
of
a
v
a
c
uu
m
pu
m
p
.
4
.
T
h
e e
x
c
h
a
ng
e
p
e
riod of th
e e
x
h
a
u
s
t filt
e
r
-
E
v
e
r
y
2
,
000
hour
s
-
W
ithin
e
v
e
r
y
1
y
ea
r
-
T
h
e e
x
c
h
a
ng
e
p
e
riod b
e
c
o
m
e
s
ea
rli
e
r upon th
e
u
s
a
g
e e
n
v
iron
m
e
nt
.
5
.
T
h
e e
x
c
h
a
ng
e
p
e
riod of th
e e
x
h
a
u
s
t filt
e
r
1
)
In
c
a
s
e
w
h
e
r
e
th
e
w
hit
e
s
m
og di
s
c
h
a
rg
e
s
through
a
n
e
x
h
a
u
s
t pip
e
w
ith no oil in
a
n oil
c
ont
a
in
e
r on
op
e
ning th
e e
x
h
a
u
s
t pip
e
.
2
)
In
c
a
s
e
w
h
e
r
e
th
e
oil di
s
c
h
a
rg
e
s
in th
e e
x
h
a
u
s
t pip
e
.
3
)
If th
e
oil r
e
m
a
in
s
in
a
n oil
c
ont
a
in
e
r
a
nd th
e
w
hit
e
s
m
og
a
nd oil di
s
c
h
a
rg
e
through
a
n
e
x
h
a
u
s
t pip
e
,
in
s
p
e
c
t th
e
oil
c
ir
c
ul
a
tion pip
e a
nd
e
x
c
h
a
ng
e
th
e
e
x
h
a
u
s
t filt
e
r
.
W
a
rning
:
If th
e
O
-
R
I
N
G
do
e
s
n’t fit in
a
n
e
x
h
a
u
s
t
filt
e
r
a
nd do
e
s
n’t tightl
y
a
ss
e
m
bl
e
,
th
e
e
x
h
a
u
s
t filt
e
r do
e
s
n’t op
e
r
a
t
e
w
e
ll
.
If th
e
s
m
og
e
m
it
s
through th
e e
x
h
a
u
s
t
pip
e a
ft
e
r
e
x
c
h
a
nging
,
pl
ea
s
e
c
h
e
c
k O
-
R
I
N
G
,
th
e
d
a
m
a
g
e
d
s
t
a
tu
s
of th
e
e
x
h
a
u
s
t filt
e
r
,
a
nd
a
ss
e
m
bling
s
t
a
tu
s
.
W
a
rning
:
W
h
e
n
e
x
c
h
a
nging th
e e
x
h
a
u
s
t filt
e
r
,
m
a
k
e
s
ur
e
to u
s
e
s
uppli
e
s
pro
v
id
e
d
b
y
our
c
o
m
p
a
n
y
.
T
h
e
s
i
z
e
of th
e
e
x
h
a
u
s
t filt
e
r
v
a
ri
e
s
upon th
e
t
y
p
e
of
pu
m
p
s s
o pl
ea
s
e
c
h
e
c
k th
e
ord
e
r
nu
m
b
e
r
a
cc
ording to th
e
c
o
m
pon
e
nt
li
s
t
,
th
e
n pro
c
ee
d to ord
e
r
.
E
x
h
a
u
s
t filt
e
r
P
F016
P
F005
L
V
.
1
~
2
8
/
11
O
-
R
ing po
s
ition
V
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
M
a
int
e
n
a
n
c
e
guid
e
T
h
e e
x
h
a
u
s
t
f
il
te
r
T
h
e e
x
h
a
u
s
t filt
e
r
e
x
c
h
a
ng
e
m
e
thod
1
.
T
h
e e
x
h
a
u
s
t pip
e
di
s
a
ss
e
m
bling
2
.
T
h
e e
x
h
a
u
s
t pip
e
g
a
s
k
e
t di
s
a
ss
e
m
bling
3
.
T
h
e e
x
h
a
u
s
t filt
e
r
s
pring di
s
a
ss
e
m
bling
4
.
T
h
e e
x
h
a
u
s
t filt
e
r di
s
a
ss
e
m
bling
※
W
a
rning
5
.
R
e
-
u
s
e
of th
e
u
s
e
d O
-
R
I
N
G w
ill
c
a
u
s
e
th
e
m
a
lfun
c
tion
.
T
h
e e
x
h
a
u
s
t filt
e
r
O
-
R
I
N
G
※
W
a
rning
6
.
A
ss
e
m
bl
e
O
-
R
I
N
G
tightl
y
to th
e
pro
c
e
ss
e
d
s
id
e
of th
e
oil
c
ont
a
in
e
r in
s
id
e
.
P
F005
L
V
.
1
~
2
9
/
11
s
pr
a
y
ing th
e
c
o
m
pr
e
ss
e
d
a
ir
oil
c
ir
c
ul
a
tion pip
e
V
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
M
a
int
e
n
a
n
c
e
guid
e
oil
c
ir
c
ul
at
ion
v
a
l
v
e a
nd pip
e
1
.
T
h
e
fun
c
tion of th
e
oil
c
ir
c
ul
a
tion
v
a
l
v
e a
nd pip
e
T
h
e
oil
c
ir
c
ul
a
tion t
y
p
e
v
a
c
uu
m
pu
m
p in
s
t
a
ll
s
th
e e
x
h
a
u
s
t filt
e
r to r
e
m
o
v
e
th
e
s
m
og on op
e
r
a
tion
.
T
hi
s
pu
m
p i
s
a
n
e
quip
m
e
nt
w
hi
c
h
c
ir
c
ul
a
t
e
s
in
a
n inl
e
t
w
ith th
e
liquid oil
c
h
a
ng
e
d b
y
th
e e
x
h
a
u
s
t filt
e
r
.
2
.
If th
e
oil
c
ir
c
ul
a
tion
s
y
s
t
e
m
c
log
s
b
y
th
e
for
e
ign
s
ub
s
t
a
n
c
e
s
,
th
e
oil
w
ill di
s
c
h
a
rg
e
c
a
u
s
ing th
e
r
a
pid
c
on
s
u
m
ption of th
e
oil
.
T
h
e
r
e
for
e
,
it
c
a
n
c
a
u
s
e
th
e
s
e
v
e
r
e
d
a
m
a
g
e
to th
e
v
a
c
uu
m
pu
m
p b
e
c
a
u
s
e
th
e
pu
m
p op
e
r
a
t
e
s
w
ithout
a
n
y
oil l
e
ft
.
3
.
T
h
e
oil
c
ir
c
ul
a
tion pip
e
c
l
ea
ning
m
e
thod
.
If th
e
oil i
s s
t
a
gn
a
nt
a
s
th
e a
rro
w
point
s
a
nd th
e
oil
a
nd
s
m
og di
s
c
h
a
rg
e
through th
e e
x
h
a
u
s
t pip
e
,
it i
s
th
e
oil
c
ir
c
ul
a
tion
s
y
s
t
e
m
probl
e
m
.
Un
s
c
r
e
w
th
e
inl
e
t pip
e
f
a
s
t
e
ning bolt
.
R
e
m
o
v
e
th
e
for
e
ign
s
ub
s
t
a
n
c
e
s
a
s
s
pr
a
y
ing th
e
c
o
m
pr
e
ss
e
d
a
ir to th
e e
nd
of
a
n oil
c
ir
c
ul
a
tion pip
e
.
I
m
port
a
nt
:
Aft
e
r
c
l
ea
ning
,
it
w
ill t
a
k
e
s
o
m
e
ti
m
e
until n
e
w
oil fill
s
up in th
e e
x
h
a
u
s
t pip
e
.
W
h
e
n
a
t
e
s
t
w
orking
a
ft
e
r in
s
p
e
c
ting
,
pl
ea
s
e
pour
a
littl
e
bit of oil in th
e e
x
h
a
u
s
t
pip
e a
nd op
e
r
a
t
e
to
c
h
e
c
k if th
e
oil
c
ir
c
ul
a
t
e
s
.
If
w
orking ni
c
e
l
y
,
op
e
r
a
t
e
nor
m
a
ll
y
.
P
l
ea
s
e
u
s
e
th
e
origin
a
l
c
ir
c
ul
a
tion pip
e a
nd oil
c
ir
c
ul
a
tion
v
a
l
v
e
(
F
lo
a
t
v
a
l
v
e
s
e
t
)
.
P
F006
L
V
.
1
~
2
10
/
11
①
R
otor
②
V
a
n
e
A
1
)
C
ooling f
a
n di
s
a
ss
e
m
bling
V
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
M
a
int
e
n
a
n
c
e
guid
e
T
h
e
c
a
u
s
e
o
f
t
h
e
v
a
n
e
d
a
m
a
g
e
1
.
T
h
e
v
a
n
e
d
a
m
a
g
e a
nd probl
e
m
.
2
.
T
h
e
v
a
n
e
r
e
pl
a
c
e
m
e
nt
1
)
W
h
e
n th
e
v
a
c
uu
m
pu
m
p op
e
r
a
t
e
s
,
th
e
v
a
n
e
c
o
m
e
s
in
a
nd out
a
long rotor
c
utting
c
r
a
c
k
a
s s
ti
c
king to th
e
in
s
id
e
w
a
ll of
a
c
y
lind
e
r b
e
c
a
u
s
e
of
c
e
ntrifug
a
l for
c
e
.
2
)
During op
e
r
a
ting
,
if th
e
oil i
s
c
ont
a
m
in
a
t
e
d
b
y
th
e
m
oi
s
tur
e
inflo
w
or oil o
x
id
a
tion
,
it
w
ill
c
a
u
s
e
s
o
m
e
d
a
m
a
g
e
s
to th
e
in
s
id
e
w
a
ll
(
A
)
a
nd th
e
front of
a
c
y
lind
e
r b
e
c
a
u
s
e
th
e
lubri
c
a
tion
a
c
tion
m
a
lfun
c
tion
s
.
3
)
W
h
e
n th
e
v
a
n
e
p
a
ss
e
s
through th
e
in
s
id
e
w
a
ll of th
e
d
a
m
a
g
e
d
c
y
lind
e
r
(
A
)
,
it
w
ill
m
a
k
e
s
o
m
e
rolling
s
ound
a
nd
w
ill
w
or
s
e
n
th
e
v
a
c
uu
m
pr
e
ss
ur
e
dr
a
m
a
ti
c
a
ll
y
.
4
)
If k
ee
p
s
w
orking in thi
s
c
ondition
,
th
e
v
a
n
e
w
ill b
e
brok
e
n b
y
fri
c
tion
a
l for
c
e
.
S
p
ea
king of th
e
oil
c
ir
c
ul
a
tion t
y
p
e
v
a
c
uu
m
pu
m
p
,
th
e
m
a
n
a
g
e
m
e
nt of oil i
s
v
e
r
y
i
m
port
a
nt
.
T
h
e
n
,
th
e
r
e
gul
a
r
m
a
n
a
g
e
m
e
nt i
s
n
e
c
e
ss
a
r
y
for
a
m
a
lfun
c
tion
pr
e
v
e
ntion
.
W
h
e
n th
e
v
a
c
uu
m
pu
m
p op
e
r
a
t
e
s
inh
a
l
e
,
e
x
p
a
n
s
ion
,
c
o
m
pr
e
ss
ion
,
e
x
h
a
u
s
t
(
4
s
t
e
p pro
c
e
ss
e
s
)
,
it
c
oll
e
c
t
s
m
or
e
th
a
n
99
%
of th
e
s
m
og in th
e
e
x
h
a
u
s
t filt
e
r produ
c
e
d b
y
th
e
c
o
m
pr
e
ss
ion pro
c
e
ss
.
Ho
w
e
v
e
r
,
s
o
m
e
s
m
og
w
ill b
e e
v
a
por
a
t
e
d or
w
ill b
e
o
x
idi
z
e
d
,
th
e
r
e
for
e
th
e
r
e
gul
a
r
m
a
int
e
n
a
n
c
e
i
s
i
m
port
a
nt
.
If th
e
oil h
a
s
onl
y
b
ee
n r
e
fill
e
d
,
it
w
ill
c
a
u
s
e
s
o
m
e
s
id
e e
ff
e
c
t
s s
u
c
h
a
s
a
pip
e
c
log b
e
c
a
u
s
e
of th
e
oil’
s
in
c
r
ea
s
e
d
v
i
s
c
o
s
it
y
.
T
h
e
r
e
for
e
,
th
e
r
e
gul
a
r
r
e
pl
a
c
e
m
e
nt of th
e
oil i
s
r
e
c
o
mm
e
nd
e
d
.
①
c
ooling f
a
n
c
o
v
e
r
di
s
a
ss
e
m
bling
②
c
ooling f
a
n
di
s
a
ss
e
m
bling
③
c
ooling f
a
n fi
x
k
e
y
di
s
a
ss
e
m
bling
2
)
S
e
p
a
r
a
tion of th
e
pip
e
①
Di
s
a
ss
e
m
bl
e
th
e
pip
e
th
a
t i
s
a
ss
e
m
bl
e
d to
a
c
y
lind
e
r
c
o
v
e
r
.
P
ip
e
3
)
S
e
p
a
r
a
tion of f
a
n
c
o
v
e
r
a
nd f
a
n
①Di
s
a
ss
e
m
bl
e
th
e
c
y
lind
e
r
c
o
v
e
r
②
W
h
e
n di
s
a
ss
e
m
bling
th
e
c
y
lind
e
r
c
o
v
e
r
,
pl
ea
s
e
b
e
c
a
r
e
ful not
to br
ea
k th
e
fi
x
e
d pin
.
c
ylind
e
r
c
ov
e
r
4
)
In
s
p
e
c
tion
a
nd
e
x
c
h
a
ng
e
of th
e
v
a
n
e
①
Di
s
a
ss
e
m
bl
e a
nd
in
s
p
e
c
t th
e
v
a
n
e
②
E
x
c
h
a
ng
e
th
e
d
a
m
a
g
e
d
v
a
n
e
③
W
h
e
n
e
x
c
h
a
nging
th
e
v
a
n
e
,
m
a
k
e
s
ur
e
to r
e
pl
a
c
e
r
e
t
a
in
e
r
a
nd O
-
R
I
N
G
④
P
l
ea
s
e
u
s
e
th
e
s
t
a
nd
a
rd tool to
e
x
c
h
a
ng
e
th
e
r
e
t
a
in
e
r
.
P
F007
L
V
.
1
~
2
11
/
11
265
260
251
255
252
250
253
254
255
[
C
h
e
c
k
v
a
l
v
e
s
e
t
]
261
C
h
e
c
k
v
a
l
v
e
a
br
a
s
ion
An oil
c
ount
e
r
c
urr
e
nt
Abr
a
s
ion
pro
c
e
ss
T
h
e
d
a
m
a
g
e
d
c
h
e
c
k
v
a
l
v
e
If th
e
d
a
m
a
g
e
d d
e
bri
s
flo
w
in th
e
c
y
lind
e
r
,
it
w
ill
c
a
u
s
e
th
e
int
e
rn
a
l d
a
m
a
g
e
of th
e
v
a
n
e a
nd
c
y
lind
e
r
a
s s
ti
c
king
th
e
p
a
rt
s
on th
e
w
a
ll
s
.
v
ac
uu
m p
u
mp m
a
in in
s
pe
ct
ion provi
s
ion
M
a
int
e
n
a
n
c
e
guid
eT
h
e
in
s
p
e
c
tion
a
nd
e
x
c
h
a
ng
e
of th
e
c
h
e
c
k
v
a
l
v
e
1
.
T
h
e
fun
c
tion of th
e
c
h
e
c
k
v
a
l
v
e
T
h
e
c
h
e
c
k
v
a
l
v
e
i
s
in
s
t
a
ll
e
d in
s
id
e
of
a
n inl
e
t
port of th
e
v
a
c
uu
m
pu
m
p
.
T
h
e
rol
e
of thi
s
v
a
l
v
e
i
s
to pr
e
v
e
nt th
e
oil
o
cc
urring
a
c
ount
e
r
c
urr
e
nt
w
h
e
n th
e
v
a
c
uu
m
pu
m
p
s
top
s
op
e
r
a
ting for
c
ing th
e
b
a
c
kl
a
s
hing
in
a
m
o
m
e
nt
.
2
.
T
h
e e
x
c
h
a
ng
e
p
e
riod of th
e
c
h
e
c
k
v
a
l
v
e
.
T
h
e
c
h
e
c
k
v
a
l
v
e’
s
lif
e
v
a
ri
e
s
d
e
p
e
nding on th
e
w
orking
c
ondition
.
T
h
e
pro
c
e
ss
th
a
t turn
s
O
N
/O
FF
fr
e
qu
e
ntl
y
m
a
y
s
hort
e
n th
e
v
a
l
v
e’
s
lif
e
.
(
e
x
.
T
h
e
ho
s
pit
a
l
s
u
c
tion
m
a
c
hin
e
)
W
a
rning
:
If th
e
c
ount
e
r
c
urr
e
nt o
cc
ur
s
to
w
a
rd
s
th
e
inl
e
t port
,
in
s
p
e
c
t
a
nd r
e
pl
a
c
e
th
e
c
h
e
c
k
v
a
l
v
e
i
mm
e
di
a
t
e
l
y
.
N
o r
e
pl
a
c
e
m
e
nt of th
e
c
h
e
c
k
v
a
l
v
e
w
ill
c
a
u
s
e a
s
e
v
e
r
e
d
a
m
a
g
e
to th
e
v
a
c
uu
m
pu
m
p
.
3
.
T
h
e
in
s
p
e
c
tion
a
nd
e
x
c
h
a
ng
e
m
e
thod of th
e
c
h
e
c
k
v
a
l
v
e
1
)
T
h
e
inl
e
t
a
nd
c
h
e
c
k
v
a
l
v
e’
s
a
ss
e
m
bl
e
v
i
e
w
T
h
e a
br
a
s
ion of th
e
c
olu
m
n
250
.
th
e
c
h
e
c
k
v
a
l
v
e’
s
bod
y
251
.
th
e
c
h
e
c
k
v
a
l
v
e
252
.
th
e
c
h
e
c
k
v
a
l
v
e’
s
s
upport
253
.
O
-
R
I
N
G
254
.
th
e
c
h
e
c
k
v
a
l
v
e’
s
s
pring
255
.
O
-
R
I
N
G
260
.
a
n inl
e
t
261
.
a
n inl
e
t filt
e
r
262
.
bolt
2
)
T
h
e
c
h
e
c
k
v
a
l
v
e’
s
e
x
c
h
a
ng
e
m
e
thod
R
e
m
o
v
e a
ll th
e
pip
e
c
onn
e
c
t
e
d to th
e
inl
e
t
Di
s
a
ss
e
m
bl
e
th
e
bolt
s
in th
e
inl
e
t
S
e
p
a
r
a
t
e
th
e
inl
e
t
In
s
p
e
c
t if op
e
r
a
ting
w
e
ll
b
y
pu
s
hing th
e
c
h
e
c
k
v
a
l
v
e
.
R
e
pl
a
c
e
th
e
c
h
e
c
k
v
a
l
v
e’
s
c
o
m
pon
e
nt
s
.
R
e
u
s
e
of O
-
R
I
N
G w
ill
c
a
u
s
e
th
e
m
a
lfun
c
tion
.
P
F008
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