Booster Pump FAQ’s

CAUSES AND SOLUTIONS:

  • Backing vacuum pump achieves low vacuum level (required minimum 30-40 torr) – Check vacuum level.
  • check cooling water circulation at Drive & Non-Drive end.
  • If clearance increases between lobe to end plate – check & Adjust the clearance.

CAUSES AND SOLUTIONS:

  • Poor/low oil lubrication – Check and maintain oil level.
  • Bearing not replaced as per periodically running standard hours – Replace the bearing after standard bearing running hours.

CAUSES AND SOLUTIONS:

  • Bearing failure – Check and replace the bearing.
  • Gear backlash – Check and replace the gear set.
  • Disturbance in lobe clearance – Check and adjust the clearance with timing gear.

CAUSES AND SOLUTIONS:

  • Pump is stuck/no free movement – Free the lobe & check.
  • Incorrect VFD parameter setting – Check and correct the settings.

SOLUTION:

  • EPSPL recommended synthetic vacuum oil (E100)

CAUSES AND SOLUTIONS:

  • Drive end mechanical/oil seal failure – check & replace the seal.

SOLUTION:

  • Driven anti-clockwise from motor side/check direction arrow.