Media Library

Media Library & Case Studies

Overhaul of Rotojet Shearer Boost Pump Set

Customer: Peabody Energy Australia

Location: 50km SW of Glenden, QLD

Specifications & Features:

Work Description:

Dowdens Pumping and Water Treatment have overhauled a Rotojet Shearer boost pump set for the North Goonyella underground Coal Mine (Peabody Energy Australia).

Project Requirements:

  • Skid needed to be sand blasted and repainted
  • Motor needed to be replaced
  • Pump set had damaged / was missing:
    • pressure reducer valve
    • check and relief on 1/2" discharge
    • gearbox bearings were damaged
    • one flow meter was missing, one was needing an overhaul
    • guards
    • pressure gauge
    • seal land in manifold was eroded

Key Features:

  • Pump was overhauled
  • All damaged bearings were replaced
  • Worn bearing sleeves were replaced
  • All seals that had failed were replaced
  • Eroded rotors inside the pump were 'grit' blasted and repaired with a ceramic coating
  • All damaged / missing parts replaced, including:
    • pressure reducer valve
    • check and relief on 1/2" discharge
    • gearbox
    • flow meters
    • guards
    • pressure gauge
    • seal land in manifold

Test Run:

All pumps serviced by Dowdens Pumping and Water Treatment are always thoroughly tested in house before being returned to site.

The Rotojet Shearer boost pump set was tested at full power (3.3kV) using a supply pump and recirculation tank, testing the entire pump and gearbox for a minimum of one hour.


Details:


 
View Localbuy Current Contracts Registered with Rapid Contractor Management