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Maintenance
IMPELLER REPLACEMENT:
For impeller replacement refer to Figure 2.
Cover
O-Ring
Plate
Cover Screws
Figure 2 - Impeller replacement.
1. Loosen and remove the cover screws.
2. Remove the cover plate and the O-Ring.
3. Remove the outer wear plate.
4. Remove the old impeller and cam ring and discard
them.
5. Examine the inner wear plate for wear. If it is worn,
remove it, turn it over and reinstall it.
6. Grease the outside diameter of the new cam ring with
silicone grease or petroleum jelly and install it.
7. Put a small amount of the same grease on the inside
diameter of the cam ring and on the surface of the
wearplate.
8. Install the new impeller. Be sure to align the flat on
the impeller with the flat on the motor shaft. See
Figure 3.
Align the impeller
flat with the flat
on the shaft.
Figure - 3 Be sure to align the flat on the impeller with
the flat on the shaft.
Troubleshooting
SYMPTOM
Pump will not prime
Pump will not pump
For parts or assistance, call Simer Customer Service at
3785 1000
Cam
Ring
Inner
Outer
Impeller
Wear
Wear
Plate
Plate
(Turn over
inner wear
plate if scored)
3786 1000
PROBABLE CAUSE(S)
There are leaks in the
suction line
Water being pumped is more
than 10 feet below the pump
Pump was not properly primed
9. While installing the impeller twist it in a clockwise
direction. See Figure 4.
10. Reinstall the outer wearplate and O-Ring.
11. Reinstall the cover plate.
12. Reinstall the screws. Tighten the screws moderately
first and then snug them down.
Twist the Impeller
in a clockwise
direction when
installing
it on the shaft.
Figure - 4 Turn the impeller clockwise during
installation.
TO REPLACE THE FUSE (Refer to Figure 5):
1. Gently pull the fuse holder apart and remove the old
fuse (See Step 1).
2. Push the new fuse firmly up into the fuse holder (See
Step 2).
3. Reassemble the fuse holder (See Step 3).
2.
1.
Gently pull the fuse
Replace the old fuse
with the new fuse.
holder apart.
Fuse Holder
Figure 5 - Fuse replacement.
CORRECTIVE ACTION
Be certain all connections are air tight. Test the connections
by putting soap suds on them. If there is a leak, the soap
suds will be sucked into the loose fittings.
Move the pump closer to the water being pumped.
Refer to the steps for priming the pump, included in the
"Installation" section, on Page 3.
1-800-468-7867 / 1-800-546-7867
3787 1000
3.
Reassemble the
fuse holder.
Old
New
Fuse
Fuse
5
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