Wacker Neuson PS 2 1503, Operator'S Manual

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Maintenance PS (3-Phase) Series
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The pump's head and pump-
ing volume is decreased.
• The impeller is worn. Replace.
• The hose may be kinked or clogged. Minimize the
number of bends in the hose. (In an area with a large
amount of debris, use the pump in a meshed enclo-
sure.)
• The strainer is obstructed or buried. Remove the
obstruction. Place a concrete block under the pump
to prevent the pump from picking up debris.
• The motor rotates in reverse. Interchange the power
supply terminal leads.
The pump generates noise or
vibration.
• The bearing of the motor may be damaged. To
replace the bearing, contact the dealer from whom
you purchased the equipment, or the Wacker sales
office in your area.
Problem / Symptom Reason / Remedy