Repair manual

PS2 750 Repair

Repair.fm 89

22.Carefully remove rubber seal (rs) and plastic bushing (pb) from

bearing housing (az).

23.If damaged, remove upper seal (us) from top of volute (bb) casting.

24.Turn volute (bb) upside down and examine lower seal (ls), remove

if damaged.

6.4.2.2 Motor Inspection

1. Visually inspect rotor (bj) for corrosion, wear or damaged threads.

2. Measure rotor (bj) for deflection using a dial gauge.

—Deflection at center of rotor should not exceed 0.10mm

(0.0039in).

—Deflection at pump end of shaft should not exceed 0.08mm

(0.0031in).

3. Measure shaft diameter of rotor (bj).

—Shaft diameter wear should not exceed 0.10mm (0.0039in).

wc_gr000578

wc_gr000579

wc_gr000580

wc_gr000581