www.PumpAgents.com
SERVICE INSTRUCTIONS
•
Disa
ssembly
Steps
0
Assembly Steps
To Replace
1 •
R
em
o
ve wi
ng
nuts,
washers,
and end
cover.
2
.
Remove pump
head
from seal
housing.
Re
-
move
O_rings
f
ro
m body grooves.
3
•
Push
impeller from body bore.
4
0
Grasp hub of impeller and with a rotary mo
-
tion
push it
i
nto the lubricated body bore.
Replace
in body grooves. (Before
putting body
-
impeller assembly on shaft
,
push impeller up so blades bend under cam
located
top of body.)
5
0
Install body
-
impeller assembly
on
shah,
in
g
up double
·
flat drives of impeller. Install
top thru
-
boh and washer.
6
0
Install bottom three bolts through mounting
bracket and body; install end cover
,
securing
with washers and wing nuts.
To
R
eplace Seal Assemb
l
y:
7
•
Follow
steps
1
.
,2
.
,
and
3
.
8
•
Loosen
set
screws and remove
seal collar
assemb
ly
.
9
•
Pull
from
im
pelle
r
end
of bea
r
ing hous
-
ing, which w
ill
remove
seal
gasket and seal
seat
from
shaft.
10
•
Remov
e sea
l
face
piece,
O
-
ring
and seal
spring from rear
of
bearing
housing
.
11
0
Lubricate seal spring with
silicone
grease
and
i
n
stal
l
spring and
onto carbo
n
face
seal.
1
2
0
I
nstall
carbon
face seal
into
se
a
l
bore
with
seal face outwards.
13
0
Install shaft sub
-
assembly into bearing hous-
ing, push ceramic seal seat down onto shaft
it rides on carbon face, and seal seat
gasket faces out
.
14
0
Install
collar with two set screws onto shaft.
Do not tighten.
15
0
Complete steps 4,5, and 6
0
.
16
0
Adjust seal force by sliding set screw collar
against seal
and
lining up slots with drive
lugs while shaft is pulled all the way out
against
its
thrust collar. Compress spring
about half way and tighten set screws.
To Rep
l
ace
Be
ari
ngs
:
17
•
F
ollow steps 7
•
,8
.
and
9
•
.
1
8
•
Remo
ve bea
r
ing sleeve
from bea
r
ing housing.
1
9
•
Remov
e
bearing
s
l
eeve and
th
rust
plate
from
e
nd
c
o
ve
r
piece.
20
0
I
nstall
thrust
plate and
bearing
sleeve in end
cover.
21
0
Install
bear
i
ng
sleeve
in
to
bearing housing
.
22
0
F
ollow assembly steps
11
0.
12
0.
13
0.
14
0
.
15
0
.and16
0
.
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