The Pump Overheats

Potential causes to check and resolve:

  • Inadequate level of oil, or no oil in the pump.
  • RPM in excess of recommended levels.
  • Continued operation above recommended maximum vacuum and pressure levels.
  • Blocked Inlet Filter.
  • Pump is covered in mud and/or dirt.
  • Plumbing diameter is of an insufficient size.
  • Blockage in exhaust.

The Rotor does not Rotate

Potential causes to check and resolve:

  • Damaged vane(s).
  • Damaged bearing(s).
  • Issue with the drive system.
  • Ice frozen inside the pump.

The Pumps Performance is Impaired

Potential causes to check and resolve:

  • Four-way valve is in the neutral position.
  • Worn vanes.
  • Worn shaft seals.
  • Leaks in the tank or pipework.
  • Plumbing diameter is of an insufficient size.
  • Non-return valve is blocked and does not open fully.
  • Blocked Inlet Filter.
  • RPM rate below recommended level.
  • Collapsed hose in the system setup.
  • Blockage in exhaust.

For further issues or additional information contact an authorized Masport distributor or Masport directly.

Masport Incorporated

6801 Cornhusker Highway, Lincoln,

NE 68507, USA

Phone: 800 228 4510

Email: cs@masportpump.com

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