Repair manual

PS2 1503, PS3 1503, PS2 2203, PS3 2203 Repair

Repair.fm 143

1. Prior to working on the pump, all electrical power supply circuits

must be disconnected.

2. With pump on its side, remove four bolts (ae) and four washers (ad)

and strainer (ac).

3. Remove retainer plate (ab) and volute (aa).

4. While keeping the impeller (am) from rotating, remove acorn nut

(ap), hex nut (ao) and washer (an).

Note: Impeller vanes may be very sharp due to excessive wear.

Handle with care.

5. Remove impeller (am).

Note: A puller tool, part number 0151080, may be required.

6. Remove the key (bi) from rotor shaft for inspection.

6.6.4.2 Impeller Inspection

1. Visually inspect impeller (am) for corrosion, wear or damage. Worn

impellers will compromise peak performance.

2. Visually inspect impeller key (bi) and rotor shaft keyway for signs

of uneven wear.

3. Visually inspect volute (aa) for wear and damage. Look for signs of

wear on volute cutwaters and surfaces facing impeller.

Impeller Clearance

1. Measure the distance between impeller and volute after assembly.

Keep a recommended clearance of 0.3–0.5mm (0.118–0.196in).

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