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MAINTENANCE
3.
Remove
seal plate
from
motor
by inserting
two
screwdrivers
between
the seal plate
and the motor
flange.
Pry seal plate
off
motor
flange.
This will force rotating
portion
of seal off shaft.
NOTE:
Be sure you do not scratch
shaft!
See Figures 7 & 8.
MOTOR FLANGE
ER
HALF
/
POLISHED SURFACE
,_:/./_
OF FLOATING SEAL
//_
3/4" PIPE
CUP SEAL _
......
Figure 9
Figure 7
F.
Reassemble
seal plate
to motor
flange.
BE SURE it is right side
up: index
pins should be down;
seal plate is marked
at top. See
Figures
10A and lOB.
TOP OF MOTOR
FLANGE
COPPER SEAT
FLOATING
SEAT
Figure 8
MEMBER
4.
Place
seal plate
face down
on flat surface
and tap out ceramic
seat.
NOTICE:
Do not force
out copper
insert,
ff it has moved,
leakage
will occur.
See section
on installing
copper
insert
on Page
10.
Clean
seal cavity.
InstaLl new seal.
5.
6.
A.
B.
C,
D,
E.
Clean
polished
surface
of ceramic
seat with
clean
cloth.
Wet outer
edge
of cup seal with
petroleum
jelly or detergent
solution.
With
finger
pressure,
press
firmly
and squarely
into
cavity.
Polished
face of seat faces
inside
of pump.
If seat will not lo-
cate properly,
place cardboard
washer
over polished
face and
use piece
of 3/4" standard
pipe
for pressing
purposes.
See
Figure
9.
Dispose
of cardboard
washer
and dean
surface
of seat.
Clean motor
shaft.
Figure
I 0A
SEAL PLATE INDEX PINS
SLIDE IN HERE
MOTOR FLANGE
SEAL PLATE
iNDEX PINS
Figure I 0B
G,
H.
Apply
detergent
solution
to inside
diameter
of rotating
seal
member.
Slide rotating member on shaft untO rubber drive ring tOts shaft
shoulder.
NOTE:
Be sure you do not chip
or scratch
seal face on shaR
shoulder
or seal will leak!
9
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