Troubleshooting

Troubleshooting

  • Suction lift too great
  • Inlet of suction pipe insufficiently submerged
  • Suction inlet or strainer blocked
  • Excessive amount of air or gas in liquid
  • Viscosity and / or S.G. of liquid being pumped too high
  • Suction line not air tight
  • Suction hose collapsed
  • Non return valve ball not seating
  • Mechanical seal / Packing drawing air into pump
  • Pump’s priming system blocked or badly worn
  • Separation tank cover blocked
  • Pump’s priming hose leaking air

 

  • Incorrect engine speed
  • Discharge head too high
  • Suction lift too great
  • Suction inlet or strainer blocked
  • Suction line not air tight
  • Suction hose collapsed
  • Mechanical seal drawing air into pump
  • Obstruction in pump casing / impeller
  • Impeller excessively worn
  • Delivery hose punctured or blocked
  • Pump not primed
  • Air pockets in suction line
  • Inlet of suction pipe insufficiently submerged
  • Excessive amount of air or gas in liquid

 

  • Speed too low
  • Excessive amount of air or gas in liquid
  • Incorrect direction of rotation
  • Viscosity and / or S.G. of liquid being pumped too high
  • Impeller Damaged
  • Impeller out of balance

 

  • Suction lift too great
  • Insufficient water at suction inlet
  • Suction inlet or strainer blocked
  • Suction hose collapsed
  • Excessive air leak in suction line
  • Mechanical seal / Packing drawing air into pump
  • Obstruction in pump casing / impeller
  • Delivery hose punctured or blocked

 

  • Obstruction in pump casing / impeller
  • Impeller out of balance
  • Shaft bent
  • Shaft running of centre because of worn bearings or misalignment
  • Misalignment
  • Bearings worn
  • Excessive thrust caused by mechanical failure inside pump
  • Lack of bearing lubrication
  • Incorrect assembly of stacked bearings, i.e. angular contact ball bearings fitted front-to-front instead of back-to-back
  • Dirt in bearings
  • Rusting of bearings from water in housing

 

  • Engine speed too high
  • Obstruction in pump casing / impeller Impeller damaged
  • Cavitation due to excessive suction lift
  • Suction or discharge re-circulation of fluid within the pump
  • Impeller out of balance
  • Shaft bent
  • Shaft running of centre because of worn bearings or misalignment
  • Misalignment
  • Bearings worn
  • Pump not primed
  • Pump or suction pipe not completely filled with water Inlet of suction pipe insufficiently submerged
  • Excessive thrust caused by mechanical failure inside pump
  • Lack of bearing lubrication
  • Incorrect assembly of stacked bearings, i.e. angular contact ball bearings fitted front-to-front instead of back-to-back
  • Dirt in bearings
  • Rusting of bearings from water in housing

 

  • Mechanical seal damaged or worn

 

  • Engine speed too high
  • Obstruction between impeller and wear plates
  • Viscosity and / or SG of liquid being pumped too high
  • Incorrect direction of rotation
  • Misalignment
  • Shaft bent

 

The Industries we Serve

mining
Mining
Crane and construction site
Construction
Agriculture
Agriculture
Utilities
Utilities
sewage wastewater
Sewage & Wastewater

WHY Sykes Group?

award icon

DIRECT COMMUNICATION

Our in-house engineers and tech experts will work with you to create bespoke solutions for your project.

diamond icon

PREMIUM SPECIFICATIONS

Our pumps are designed to handle the most challenging and demanding environments. Using our in-house engineering team, we can custom-design pump packages to match any specification.

dollar icon

OPERATION AND MAINTENANCE COSTS

We design and manufacture pump packages that delivers optimal efficiency and minimal downtime. Even operating in harsh conditions, our products provide a safe and cost-effective solution.

menu icon

EQUIPMENT RANGE

We provide a wide range of pumps to handle all types of water-based issues. Whether above or below ground, Sykes Group can offer a solution.

shopping cart Icon

CUSTOMER SERVICE AND AFTERMARKET

If you need advice on a particular part, our parts and customer service technicians are always available to offer qualified, professional advice.

setting icon

STOCK AND MANUFACTURING

As the original equipment manufacturer (OEM), we keep plenty of stock on hand and can provide quick access to the parts you need.

Not sure where to start?

Service Booking

  • DD slash MM slash YYYY

Service Enquiry

Our email service may be experiencing some temporary disruption on July 18 and 19 due to an IT system changeover. If you receive a non-delivery receipt, please call your Sykes/Primax contact or try again later during the day. Thank you for your understanding