Wacker Neuson PSG2 500 Operator's Manual - Psg2 500
PSG2 500
Maintenance
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3.6
Troubleshooting
Before ordering repairs, carefully read through this manual, then
repeat the inspection. If the problem remains, contact your nearest
dealer or Wacker representative.
ALWAYS turn off the power before inspecting the pump. Failure to
observe this precaution can result in serious accident.
Problem / Symptom
Reason / Remedy
Pump will not start
• Power is off. Restore power.
• Cable assembly is cut or not connected properly. Repair/
replace the cable or fix the connection.
• Plug is not inserted. Connect the plug.
• Impeller is clogged. Inspect the pump and remove any
debris.
• Start float does not operate. Remove any obstruction
and check the float operation.
Pump stops soon after start-
ing (Motor protector operates)
• Impeller is clogged. Remove debris.
• Low voltage. Provide the rated voltage, or make sure the
cable assembly extension is the proper standard.
• Wrong power frequency. Check the nameplate, and
replace the pump or the impeller.
• Extended operation with a clogged strainer. Remove
debris from the strainer.
• Faulty motor (burning, water infiltration, etc.). Repair or
replace the motor.
• Motor protection system was triggered. Identify and cor-
rect cause before re-starting.
Poor lift or discharge
capacity
• Worn out impeller or suction cover. Repair or replace the
worn parts.
• Sharply bent or clogged hose. Straighten out any sharp
bends. Enclose the pump with a screen to keep away
debris.
• Strainer clogged or buried. Remove debris from the
strainer, or place a block under the pump.
• Wrong power frequency. Check the nameplate, and
replace the pump or the impeller.
Heavy vibration or noise
• Damaged motor shaft. Contact dealer and replace
motor.
Pump will not stop automati-
cally
• Something is interfering with the float operation, or the
float switch is faulty. Remove any obstacles, or replace
the switch.
WARNING