Pentair SuperFlo High Performance Pump User Manual download pdf (Page 14)

SuperFlo Pump Installation and User’s Guide

Pump Disassembly, cont’d.

h. To unscrew the impeller from the shaft, twist the impeller counter-clockwise.

i. Remove the four bolts from the seal plate to the motor using a 3/8 inch wrench.

j. Place the seal plate face down on a flat surface and tap out the ceramic seal.

k. Clean the seal plate, seal housing, and the motor shaft.

Pump Reassembly/Seal Replacement; see Section 7, Technical Data, and Figure 5

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 finger

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.

CAUTION — The polished and lapped faces of the seal could be damaged if not handled with care.

CAUTION — In mild climate area, when temporary freezing conditions may occur, run your filtering equipment all

night to prevent freezing.

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Pentair SuperFlo High Performance Pump User Manual Page 14