Overview

GEARED REDUCTION UNITS – GRU

Course Outcome

3 Modules

The complete course consists of 3 video modules and 1 PDF manual which include self-assessment

Module 1 – An Overview of Geared Reductions Units

At the end of this module learners will be able to describe:

  • The purpose of reducers
  • Complete and partial reduction
  • How the reduction of speed in rpm’s is controlled by using gears
  • How gears can be arranged in stages to achieve high reduction
  • Identify gear types (spur, single-helical, double-helical, straight bevel gears, spiral bevel gears and worm) and the most commonly encountered gear reduction units in industry

Module 2 – Routine Servicing Procedures

At the end of this module learners will be able to describe and demonstrate:

  • Routine procedures normally carried out by plant maintenance personnel on typical geared reduction units
  • Oil level checks, topping up of oil and prevention of oil related problems
  • Preventative maintenance inspection of reduction unit
  • Safety procedures (OSHA and MOS ACT)
  • Replacement of a rotary shaft oil seal (in-situ replacement and on-bench replacement)


Module 3 – Worm Drive Unit Overhaul

At the end of this module learners will be able to describe and demonstrate:

  • Dismantling a single reduction worm drive reducer of the Radicon type
  • Inspection procedures
  • First stage re-assembling procedure
  • Tooth contact adjustment procedure
  • Final assembling procedure

 

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