TWIN SCREW POSITIVE DISPLACEMENT PUMPS

All makes and models undertaken including:

  • Stothert and Pitt
  • Plenty Twinro
  • Hamworthy
  • Houtten

We can offer a full maintenance inspection on the above pumps as follows:

  • Inspect coupling for wear and damage.
  • Pump and motor alignment checks.
  • Check for free rotation of pump and motor.
  • Check gear end bearing and shaft movement axially and radially.
  • Check for wear and damage.
  • Check condition of oil in gearbox and carry out oil change.
  • Check drive end bearings and shaft movement radially.
  • Check condition of grease in front bearings.
  • Check mechanical seal leakage.
  • Check flanking excess scroll movement and wear in gears.

Inspect Internal Relief Valve for the following:

i. Valve piston and seat face condition.

ii. Valve piston bore clearance.

iii. Gland leakage.

iv. Free movement in working parts.

v. Resetting of Relief Valve.

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