Winston Engineering Case Study 9

Case Study 8

Title: Submersible pump faulty

Finding & Observation:
Pump is not functioning and has been dismantled by user. Spare parts such as impeller, bearing, mechanical seal, motor coil and O-ring were damaged.

Possible Cause Analysis:

Damaged parts are generally due to the impeller was stuck with dirt and caused pump motor over-running amp thus burned the motor.

Remedy:

1.     All spare parts need to through maintenance periodically by referring to the instruction manual.

2.     Pump condition must be investigated before using.

Rectification:

1.     All damaged spare parts have been replaced and advice to the customer about maintenance has been delivered.

WINSTON ENGINEERING CORPORATION

1 Joo Koon Way, 628942 Singapore

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