Product Manual

PS3 1500 / PS3 2200 Maintenance
wc_tx002004gb.fm 33
5.7 Troubleshooting
Before ordering repairs, carefully read through this manual, then
repeat the inspection. If the problem remains, contact your nearest
dealer or Wacker Neuson 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.
• Impeller is clogged. Inspect the pump and remove
any debris.
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
correct 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.
WARNING