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MAINTENANCE
4. Place back half of pump
on flat surface
and tap out ce-
ramic seat. See Figure 6.
I. Screw
impeller
on shaft (clockwise)
while
holding
shaft with 7/16" open end wrench
on shaft flats. This
will automatically
locate
seal in place. See Figure 8.
4790t94
Figure 6
5. Clean seal cavity.
6. Install new seal.
A. Clean
polished
surface
of ceramic
seat with
clean
cloth.
B. Wet outer edge of "O" Ring with detergent
solution.
C. With
finger
pressure
press
seat firmly and squarely
into cavity.
See Figure 7A. Polished
face of seat faces
inside of pump.
If seat will not locate properly,
place
cardboard
washer
over polished
face and use piece of
3/4" standard
pipe for pressing
purposes.
See Figure
7B.
Figure 7A
Figure 7B
483 0194
D. Dispose
of cardboard
washer
and clean
surface
of
seat.
E. Clean motor
shaft.
F. Reassemble
back half of pump
to motor.
G. Apply detergent
solution
to inside
diameter
of rotat-
ing seal member.
H. Slide rotating
member
on shaft tmtil rubber drive ring
hits shaft shoulder.
NOTICE: BE SURE you do not chip
or scratch
seal face on shaft shoulder
or seal will leak!
478 0194
Figure 8
J. Remount
diffuser on seal plate.
Cleaning
Impeller
1. Follow
steps
1A through
1E under
"Disassembly
and
Assembly
of Pump _ on Page 8.
2. Remove
diffuser
and impeller
from
pump
per instruc-
tions under
"Removing
Motor for Service and Replacing
Shaft Seal" on Page 8.
3. Clean impeller
and reassemble
impeller
and diffuser
per
instructions
under
"Removing
Motor
for Service
and
Replacing
Shaft Seal" on Pages 8 and 9.
Cleaning
Shallow
Well
Jet
To remove
debris
from
venturi
or nozzle,
proceed
as fol-
lows:
1. Disassemble
pump
per instructions
on Page 8.
2. Turn venturi
counterclockwise
and remove
it. The noz-
zle is now exposed.
Remove
it using
a 5/8" hex socket
wrench
with
extension.
Turn
counterclockwise.
If
socket
wrench
is not available,
insert an ice pick or sim-
ilar pointed
tool carefully
into the nozzle.
This will dis-
lodge debris.
3. Flush out the debris
by running
water
through
the noz-
zle in the same direction
as the dislodging
tool was in-
serted.
4. Reinstall nozzle and venturi.
Do not ove.rtighten_
5. Reassemble
pump
per instructions
on Pages 8 and 9.
9
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