Maintenance for Improved Gearbox Performance By John Campbell - - PowerPoint PPT Presentation

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maintenance for improved gearbox performance
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Maintenance for Improved Gearbox Performance By John Campbell - - PowerPoint PPT Presentation

Sep 25, 2023 170 likes •560 views

Maintenance for Improved Gearbox Performance By John Campbell Amarillo Gear Company The ACC Installation Source: GEA, Dominion Source: GEA Inside the Gearbox Source: Sumitomo Source: Flender Helical Gears Parallel shafts Smooth

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SLIDE 1

Maintenance for Improved Gearbox Performance

By John Campbell

Amarillo Gear Company

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SLIDE 2

The ACC Installation

Source: GEA, Dominion

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SLIDE 3

Source: GEA

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SLIDE 4

Inside the Gearbox

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SLIDE 5

Source: Flender Source: Sumitomo

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SLIDE 6
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Helical Gears

  • Parallel shafts
  • Smooth transmission

through mesh

  • Run quiet
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SLIDE 8

Source: SKF

Lip Seal

  • Nitrile rubber
  • Good resistance to mineral oils
  • Tolerant of brief dry running
  • Temperature range -40°F to

210°F

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Lubrication

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SLIDE 10

Purpose of Oil in a Gearbox

  • Carry the load
  • Remove heat
  • Control friction
  • Protect against corrosion
  • Remove contaminants
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CLEAN Target: 17/15/12 DRY Target: ≤ 400 ppm COOL Target: 160°F - 180°F

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Lubrication > Clean

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SLIDE 15

Source: MachineryLubrication.com

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SLIDE 16
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SLIDE 17

Particulate Target 17/15/12

Source: Caterpillar

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SLIDE 18

Source: SKF

  • Oil film thickness = 0.5 to 3 micron (if maintained)
  • Keep the oil clean
  • Maintain the viscosity
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SLIDE 19

Source: SKF

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SLIDE 20

Lubrication > Dry

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Lubrication > Dry

B R E A T H I N G I N G R E S S I O N I N S T A L L E D

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Target: ≤ 400 ppm

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Lubrication > Cool

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Mineral Oil: Every 18°F above 165°, life is cut in half.

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Breathers

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SLIDE 33
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SLIDE 34

Source: SKF

groove sleeve seal

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SLIDE 35

Gear Ratings

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SLIDE 36

American ANSI/AGMA 2001 Gear Industry Professionals Empirical Basis European ISO 6336 Academic Professionals Theoretical Basis

Qualify your Service Factors! ANSI/AGMA 2.0 SF ISO 3.6 SF

  • OR -
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SLIDE 37

Thank You