Flowserve VTP - Page 39

Page 39 of
7
If, after maki
n
not deliver it
s
lowered one
adjustment i
s
On the othe
r
dragging aft
e
stopped and
impellers wil
l
usually be h
e
sharp rise in
impellers ar
e
Imp
e
5.3.1
driv
Impeller adj
u
as follows.
T
before begin
a) Install h
e
b) Install d
r
instructi
o
c) Check s
h
definite
f
indicate
s
correct
s
d) Thread
h
threads)
that are
h
are just
r
rotate fr
e
e) Check a
the pum
p
setting
a
Detail showi
n
arrangemen
t
If
a
pumping co
n
contact the f
a
setting.
f) Tighten
t
recomm
e
5.3.1.2.
(334) LOC
COUP
L
VERTIC
A
7
6
n
g the impell
e
s
rated capac
step at a tim
e
s
achieved wi
t
hand, if the i
m
e
r the initial a
d
the impellers
l
increase the
e
ard and felt
a
motor amper
e
dragging.
e
ller adjust
m
er
u
stment when
T
he driver ca
n
ning.
e
adshaft [10]
i
r
i
v
er clutch in
o
n manual an
d
h
aft position.
f
eel of metal
c
s
the impeller
s
s
tarting positi
o
h
eadshaft nut
except 43 m
m
h
aving left ha
r
aised off thei
e
ely.
separate do
c
p
that provid
e
nd running cl
e
n
g head shaf
t
t
a
t any time d
u
n
ditions or tot
a
a
ctory for rec
a
t
he adjusting
e
nded by Flo
w
K SCREW
L
ING
A
L TURBIN
E
e
r adjustment
ity, the impell
e
e
until the low
t
hout the imp
e
m
pellers app
e
d
justment, th
e
raised one s
t
load signific
a
a
s increased
v
a
ge will occu
r
m
ent for a h
o
using hollow
n
opy will have
i
f not already
accordance
w
d
bolt into pla
Lower shaft
u
c
ontacting me
t
s
are "on bott
o
o
n for impelle
r
[66] down (ri
g
m
(1.7 in.) an
d
nd threads, u
r
seat and th
e
c
ument that is
e
s recommen
d
e
arance infor
m
t
and lock scr
e
u
ring the life o
f
a
l pump lengt
h
a
lculation of t
h
nut to match
i
w
serve. See
HEAD SHA
F
HEAD SH
A
DRIV
E
GIB
E
PUMPS
(
V
T
the pump do
e
e
rs can be
est possible
e
llers draggin
e
ar to be
e
unit should
b
t
ep. Draggin
g
a
ntly and can
v
ibration. A
r
when
o
llow shaft
shaft drivers
to be remov
e
in place.
w
ith the driver
ce.
u
ntil there is
a
t
al. This
o
m" and in th
e
r
adjustment.
g
ht hand
d
larger sizes
ntil impellers
e
shaft will
supplied wit
h
d
ed impeller
m
ation..
e
w
f
this pump t
h
h
changes,
h
e impeller
i
mpeller setti
n
table 5.3.1.1
&
F
T (10)
A
FT NUT (66)
E
R
KEY(335)
T
PS
)
CENTR
I
e
s
g.
b
e
g
is
e
d
a
e
h
h
e
n
g
&
g) U
s
nu
m
o
lo
c
tighte
n
Failur
e
and d
r
h) If
a
m
e
5.3.1.
1
Flows
e
settin
g
If the
is
Size
Siz
e
a
of the
for thi
s
model
diame
t
see th
e
for ex
a
specifi
5.3.1.
2
H
e
Shaf
t
m
(i
n
25
(
32 (
1
38 (
1
43 (
1
43 (
1
50 (
1
55 (
2
62 (
2
68 (
2
75 (
2
IFUGAL PU
M
s
ing the cap s
u
t [66] down
&
o
tor coupling.
c
k screw arra
n
A
lw
a
n
ing the lock
s
e
to do so co
u
r
iver.
a
mechanical
e
chanical se
a
Impeller
c
1
e
rve recomm
e
g
s based on t
h
pump size S
e
e
n
i
m
6 thru size
12
(
e
14 and
a
bove.
(
Shafts e
pump and th
e
s
elongation.
depending u
t
er, impeller
w
e
documenta
a
ct impeller s
e
c pump that
y
Head sh
a
2
e
ad
f
t size
m
m
n
.)
Threa
per ev
e
25 m
m
(1 in
.
lengt
h
the sh
(
1.0) 14
1
.25)
1
.50)
1
.69)
12
1
.69)
1
.94)
2
.19)
2
.44)
10
2
.69)
2
.94)
8
M
PS ENGLI
S
s
crew provide
d
&
lock using l
o
See the det
a
n
gement und
e
a
ys lock hea
d
s
crew [334]
b
u
ld result in d
seal is used,
a
l at this time.
clearance s
e
e
nds the foll
o
h
e pump siz
e
e
tting for
n
closed
m
pellers
3~4 mm
(
0.13~0.15 in.)
6~7 mm
(
0.25~0.27 in.)
longate due
t
e
impellers
m
Shaft elong
a
pon the size,
w
eight, numb
tion supplied
e
tting value
m
y
ou have pur
c
a
ft nut ad
j
us
ds
e
ry
m
.)
h
of
h
aft
L
a
One co
m
turn of n
u
result in
moveme
n
1.
8
(0.0
7
2.1
(0.0
8
2.
5
(0.1
0
3.1
(0.1
2
S
H 7156922
4
flows
e
d
, bolt the he
a
o
ck screw [33
4
a
ils of head s
h
e
r item (h) be
d
shaft nut by
b
efore startin
g
amage to th
e
adjust the
e
ttin
g
s
o
wing impelle
e
s.
Setting for s
e
open impell
e
0.25 mm to
0
(0.010 in. to
0
0.63 mm to
0
(0.025 in. to
0
t
o the hydrau
l
m
ust be comp
e
a
tion varies f
o
shaft length,
er of stages.
along with t
h
m
atched for t
h
c
hased
tment
a
teral adjustme
n
mm (in.)
m
plete
u
t will
shaft
n
t o
f
Eac
h
n
8
1
7
0)
0
(0
1
8
0)
0
(0
5
4
0
0)
0
(0
7
2
0)
0
(0
4
– 02-15
e
rve.com
a
dshaft
4
] to the
h
aft and
low.
g
driver.
e
pump
r
e
mi-
e
rs
0
.38 mm
0
.015 in.)
0
.76 mm
0
.030 in.)
l
ic thrust
e
nsated
o
r each
shaft
Please
h
e pump
h
e
n
t
h
face of
n
ut
0
.30
.012)
0
.35
.014)
0
.40
.016)
0
.53
.020)