Repair manual

Troubleshooting
Troubleshooting.fm 206
The pump’s head and
pumping volume is
decreased.
3. The strainer is obstructed
or buried.
3. Remove the obstruction.
Place a concrete block
under the pump to prevent
thepumpfrompickingup
debris.
4. The motor rotates in
reverse.
4. Interchange the power
supply terminal leads.
The pump generates noise
or vibration.
1. The bearing of the motor
may be damaged.
1. To replace the bearing,
contact the dealer from
whom you purchased the
equipment, or the Wacker
sales office in your area.
Problem Possible Causes Measures