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Gas Turbine - 6,7,9, B,E, F Class : Gas Turbine - 6,7, 9, B, E, F Class Maintenance Familiarization

There are currently no Courses Scheduled for Gas Turbine - 6,7, 9, B, E, F Class Maintenance Familiarization.

Course Description


Gas Turbine - 6, 7, 9, B, E, F Class Maintenance 


Course Description

This course offers a firm understanding of the basic maintenance requirements of GE heavy duty gas turbines (6,7,9,B,E,F class) and their auxiliary support systems. This course does not include any discussions of generators. The course is designed for those persons with power plant mechanical background.

The course is held at a GE Learning Center. All locations have turbine equipment available to view which enhances the learning experience beyond classroom lectures and discussions. The course is lecture based and with periodic viewing of the available equipment in the facility. No hands-on training will be provided due to the time limitation of the class.

This course is intended for personnel with limited or basic knowledge of GE gas turbine maintenance.


5 Days

Target Audience

Delete those items not valid for this outline


Mechanical Maintenance


Instruction is given in English; therefore, a reasonable ability to read and understand spoken English is required

Reasonable computer skills

Class Size

Maximum number of students: 15

Learning Objectives

This course will provide basic knowledge on the following:

  • Basic gas turbine component construction and maintenance procedures. Participants receive a fundamental knowledge of auxiliary systems function and preventative maintenance.
  • Basics of gas turbine operating cycle
  • Review of gas turbine major components, equipment arrangements and associated maintenance requirements of each section of the turbine.
  • Turbine operations and the effect on maintenance intervals
  • Purpose, function and routine preventative maintenance of the various turbine support systems such as the lubricating oil, hydraulic, variable inlet guide vanes and fuels
  • A review of standard practices, tooling and parts needed to successfully conduct inspections
  • How to source information in the GE Gas Turbine Service Manual


Course Content


  1. Instructor background
  2. Participant background
  3. Course schedule

Lesson 1

  1. Introduction
  2. Basic Gas Turbine Operating Cycle and Performance Characteristics
  3. Gas Turbine Major Components and Construction

Lesson 2

  1. Navigating GE Service Manuals
  2. Standard Practices
  3. Borescope Inspections
  4. Combustion Inspections

Lesson 3

  1. Hot Gas Path Inspections
  2. Major Inspection

Lesson 4

  1. Gas Turbine Auxiliary Systems – Function and Routine Preventative Maintenance

Lesson 5

  1. Hot Gas Path Inspections
  2. Major Inspection