Pump Reassembly/Seal Replacement
1. When installing the replacement seal into the seal plate, use soapy water to wet the rubber boot before
pressing it into the seal plate.
2. Remount the seal plate to the motor.
3. Before installing the rotating portion of the seal on the motor shaft, wet the motor shaft with soapy water and
slide the seal onto the motor shaft. Ensure that the carbon face contacts the ceramic face of the stationary
seat. Press the seal into the seal plate with your thumbs and wipe off the ceramic with a clean cloth.
4. Grease the motor shaft thread and screw impeller onto the motor shaft.
5. Screw in the impeller lock screw (counter-clockwise to tighten).
6. Remount the diffuser onto the seal plate. Make sure the plastic pins and holding screw inserts are aligned.
7. Grease the diffuser quad ring and seal plate O-ring prior to reassembly.
8. Grease the bolt threads, assemble the motor sub-assembly to the strainer pot-pump body by using the two
through bolts for proper alignment. Do not tighten the through bolts until all 4 bolts are in place and nger
tightened.
9. Fill the pump with water.
10. Reinstall the pump lid and plastic clamp; see SECTION 3, Maintenance.
11. Reprime the system.
The Shaft Seal
1. The Shaft Seal consists primarily of two parts, a rotating member and a ceramic seal.
2. The pump requires little or no service other than reasonable care, however, a Shaft Seal may occasionally
become damaged and must be replaced.
SuperMax
®
Pump Installation and User’s Guide
9
IMPELLER
LOCKING
SCREW
QUAD
RING
DIFFUSER
SCREW
IMPELLER
SEAL PLATE O-RING
MOTOR SHAFT
MOTOR SLINGER
BOLT
SEAL PLATE
Figure 5.
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