8 Servicing/Maintenance
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Hya-Rain/Hya-Rain N
Fig. 36:
Sliding the impeller onto the shaft
4. Fit the impeller nut and tighten it hand-tight.
Fig. 37:
Tightening the impeller nut
5. Fit an O-ring flush on the motor.
6. Position the suction casing on the motor. Fasten it with hexagon socket head
cap screws.
8.5.2 Installing the pump control unit
1. Fasten the union nut at the discharge nozzle.
Fig. 38:
Fastening the union nut at the discharge nozzle
2. Connect the cables.
