Flowserve VTP - Page 57

Page 57 of
7
FAULT SY
M
Pump over
h

Bearings

Pump

Me
c

M

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VERTIC
A
7
6
M
PTOM
h
eats and s
e
have short
vibrates or
i
hanical seal
M
echanical s
e
Pump requ
i

Pump lo
s

Insuff
i

Ins
u

P

 



   

 

A
L TURBIN
E
e
izes
life
i
s noisy
has short l
i
e
al leaks ex
c
i
res excessi
v
s
es prime af
t
i
cient press
u
u
fficient cap
a
ump does n
o
POSSIBLE CA
U
Impeller dam
a
Leakage und
e
Shaft sleeve
w
center.
Mechanical s
e
Incorrect type
Shaft running
bearings or
m
Impeller out o
vibration.
Solids/Abrasi
v
Internal misal
i
seal ring and
Mechanical s
e
Internal misal
i
repairs causi
n
Excessive thr
u
failure inside
t
Excessive gr
e
Lack of lubric
a
Improper inst
a
during assem
type of bearin
Damaged be
a
Wrong directi
o
Motor Protect
Line voltage
n
box/wiring/lo
w
Blown fuse/b
r
or loose conn
Motor runnin
g
Motor runnin
g
E
PUMPS
(
V
T
i
fe
c
essively
v
e power
t
er starting
u
re develop
e
a
city delive
r
o
t deliver liq
U
SES
a
ged or eroded.
e
r sleeve due to
j
w
orn, scored, or
e
al improperly in
of mechanical
s
off center beca
u
m
isalignment.
f balance resulti
n
v
e particles in liq
i
gnment of parts
seat from matin
g
e
al was run dry.
i
gnment due to i
m
n
g impeller to ru
b
u
st caused by a
t
he pump.
e
ase in ball beari
a
tion for bearing
s
a
llation of bearin
bly, incorrect as
s
g etc).
a
rings due to co
n
o
n of rotation.
or open.
n
ot correct/faulty
w
voltage.
r
eaker open/dea
d
ection.
g
on 2 phases o
n
g
too slow.
T
PS
)
CENTR
I
e
d
r
ed
uid
P
O
j
oint failure.
running off
stalled.
s
eal.
u
se of worn
n
g in
uid pumped.
preventing
g
properly.
m
proper
b
.
mechanical
ngs.
s
.
gs (damage
s
embly, wrong
n
tamination.
C. MOTOR/E
L
control
d
motor/short
n
ly.
IFUGAL PU
M
O
SSIBLE REM
E
Replace. or con
s
Replace joint a
n
Check and rene
w
Check alignme
n
Consult Flowse
r
Check misalign
m
satisfactory che
c
Check. Consult
Check mechani
c
Check method
o
cleanliness duri
n
Flowserve, if ne
c
Check wear co
n
passages.
Check method
o
Check hours ru
n
schedule and it
s
Check method
o
cleanliness duri
n
Remedy and co
n
Check contami
n
L
ECTRICAL PR
O
Reverse 2 pha
s
Check namepl
a
Replace faulty
m
Check wiring di
Check/repair o
r
Check supply a
n
Check motor te
r
M
PS ENGLI
S
E
DIES
s
ult Flowserve f
o
n
d check for da
m
w defective part
s
n
t of faces/dama
g
r
ve.
m
ent and correc
t
c
k bearings for
e
t
Flowserve for p
c
al seal/flush su
p
o
f assembly, pos
n
g assembly. C
h
cessary.
n
dition of impelle
o
f re-greasing.
n
since last chan
s
basis.
o
f assembly, pos
n
g assembly an
d
nsult Flowserve,
n
ation source an
d
O
BLEMS
s
es at motor ter
m
a
te for voltage a
n
m
otor protectors
agram.
r
replace fuses/b
n
d fuses.
r
minal box conn
e
S
H 7156922
4
flows
e
o
r an upgrade.
m
age.
s
.
g
ed parts/asse
m
t
if necessary. If
e
xcessive wear.
roblem resolutio
p
ply/pump and r
e
sible damage or
h
eck and consult
r, its clearances
ge of lubricant,
t
sible damage or
d
type of bearing
if necessary.
d
replace bearin
g
m
inal box.
n
d current rating.
.
reakers.
e
ctions and volta
4
– 02-15
e
rve.com
m
bly
alignment
n ideas.
e
pair.
state of
and liquid
t
he
state of
used.
g
s.
ge.