Wacker Neuson 0009112, Руководство оператора

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PST2 400 Maintenance
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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.
Poor lift or discharge
capacity • Faulty motor. Repair or replace the motor.
• Excessive sand is discharged. Place the pump on a
block or other base to prevent the sand from being
sucked into it.
• Worn out impeller. Replace.
• 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.
Heavy vibration or noise • Damaged motor shaft. Contact dealer and replace
motor.
WARNING