Trainee Name____________________________

Trainee Social Security Number: ____________

Trainee Status:  _______

Course Name: ___________________

Course Code: ___________________                                 

National Center Course Number: ___________

Date Course Completed: ____________________

Performance Criteria Completed:  _____________

Performance Objectives:

                                                                                                                      Pass           Fail

Topic 1: Disassembly and Reassembly

1.1  Describe precautions associated with the disassembly of a
double-reduction gearbox.

1.2  Properly remove the upper housing, bearing endcaps and internal
components from a double-reduction gearbox.

1.3 Demonstrate the proper removal of a gear on a shaft.

1.4 Demonstrate the proper installation of a gear on a shaft.

1.5 Describe precautions associated with gearbox reassembly.

1.6 Properly reassemble a double reduction gearbox.

1.7 Prepare a gearbox to be stored.

1.8 Prepare a gearbox to be returned to service.

Topic 2: Checks and Measurements

2.1 Demonstrate how to measure shaft endplay.

2.2 Check backlash and tooth contact on a gearset.

2.3 Demonstrate a procedure for checking shaft runout.

Topic 3: Worm Gearset

3.1 Identify the main components of a device such as a motor
      actuator that uses a worm gearset.

3.2 Properly disassemble a worm gearbox.

3.3 Properly reassemble a worm gearbox.

3.4 Demonstrate a tooth contact check on a worm gear arrangement.

Performance Evaluator’s Signature _______________________________

Performance Evaluator’s Name (Print) ____________________________

Date Completed: _____________________________________________