Centrifugal Aftermarket

Explore our Centrifugal Aftermarket's Products and Services


  • Air Coolers
  • Air Seals/Oil Seals
  • Bearings
  • Diffusers
  • Pinions
  • Rotating Assembles
  • Impellers
  • Instrumentation
  • Lubricant
  • Filers



From our open-source TurboLogix and TurboLogix EV controller, to our Aero and retrofit offering, EPIC products are designed to reduce routine energy consumption and overall labor, while supporting your custom system applications.
  • Turn Arounds
  • Overhauls
  • Rotor Balancing and Repairs
  • Cooler Case Sleeving
  • Laser Alignment
  • Bearing and Seals
  • Lubricants
  • Impeller/Diffuser Repairs

EPIC Overhauls

Project Process

  • Equipment inspection
  • Define scope
  • Complete overhaul
  • Test & tune
  • Documentation package


  • Planned overhauls
  • Unplanned overhauls
  • Quarterly maintenance
  • Contract maintenance


Epic repair centers are fully-equipped with the proper equipment and knowledgeable staff to ensure all repairs are performed properly. Regardless of make, model, year or complexity, EPIC has all of your repairs covered including:


  • Air end overhauls
  • Bull gear repair
  • Impeller repair
  • Inlet guide vane repair
  • Pinion repair
  • Rotor assembly repair & balance

Training Seminars

Airdrive through Air Relief conducts 3-day, hands-on training events where we offer hands on instruction for basic disassembly and reassembly of Centac, Joy, Cameron and Elliott compressor designs. During this event, a full day is dedicated to gaining a comprehensive understanding of compressor controls and operations. See our complete offering of training services below.

Engine and Compressor Training Services:

  • Air Relief training center – 3-day, on-site training event focused on basic disassembly and reassembly of designs
  • Compressor controls
  • Operation and theory
  • Assembly
  • Disassembly
  • Maintenance
  • Hands-on works
  • Industry and plant-specific training available onsite for national accounts.