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MARINE MACHINERY MECHANIC

Essential Competencies

ENTRY LEVEL

Description: These competencies identify the knowledge and skills necessary to perform basic preventative maintenance on a wide variety of marine equipment and machinery under the close supervision or leadership of a higher graded employee in the trade.

I. Safety

A. Orientation to work area and safety procedures

II.Tools and Equipment

A.Proper use, care and safety
1. Shop and work sites
2.Hand Tools
3. Power Tools
4. Diagnostic Equipment

III. Routine Maintenance and Repairs

A. Assist higher level Mechanic
1.Follow established schedule for preventive maintenance of marine equipment.
2.Closely supervised in the replacement of minor components and material selection.
3.Basic skills in reading/following blueprints, technical manuals and diagrams.
4.Rudimentary knowledge of trade practices and methods.

B. Perform mechanical operations
1.Knowledge of common tools used to dismantle and install marine equipment.
2.Performing equipment testing, diagnosis, adjusting and repairing is not a factor.

C. Helper Responsibilities
1. Gather materials
2. Cleanup of marine equipment and tools
3. Safety considerations

Knowledge, Skills and Abilities

Knowledge of preventive maintenance scheduling

Ability to use basic tools of the marine mechanic trade

Ability to use manufacturer's manuals and schematics

Knowledge of Shop safety practices

Ability to clean and care for tools and equipment

DEVELOPMENTAL LEVEL

Description: These competencies identify the knowledge and skills to perform intermediate level routine, preventive and cyclic maintenance under the general supervision of a higher graded mechanic on a wide variety of marine equipment and machinery following and interpreting scheduling requirements and manufacturers' guidelines for trouble-shooting techniques, proper diagnostic equipment and tools.

All competencies at the Entry Level, plus:

I.Perform non-routine repairs and maintenance of marine machinery and vessel structures.

A.Works under the general supervision of higher level mechanic, in repairing equipment of greater complexity or replacing major systems.
1.Replaces components and select appropriate general materials for repairs.
2.Performs repairs through the use of technical manuals, blueprints or follow up with manufacturers' representatives.
3.Works to close tolerances consistent with trade practices and methods.

B. Performs mechanical operations
1.Use tools and trade specific equipment to dismantle, install and test, marine equipment.
2.Performs equipment testing, adjusting and repairing, including the diagnosis of routine component failures.

C. Developmental level responsibilities
1.Independent performance of standard marine equipment repairs.
2. Safety considerations

Knowledge, Skills and Abilities

Ability to independently trouble-shoot failures and operational problems on a wide variety of marine equipment

Knowledge of preventative maintenance

Knowledge of computer based components of marine engines and related equipment

Knowledge of marine equipment electrical systems

Ability to use testing and diagnostic tools and equipment

FULL PERFORMANCE LEVEL

Description: These competencies identify the knowledge and skills required for the lead responsibility of the full performance of routine, preventive and cyclic maintenance on a wide variety of marine equipment and machinery and the hands-on training of lower graded employees in the trade.

All Competencies at the Entry and Developmental Level, plus:

I.Perform maintenance and repairs to a wide variety of complex marine machinery and systems.

A.Work independently in repairing, replacing, or substituting marine machinery or materials.
1.Determines extent of repairs and selects specific appropriate equipment or materials.
2.Performs repairs using technical manuals to repairs, manufactures service bulletins, blueprints, diagrams and contacts with manufacturers engineers.
3.Works to extremely close tolerances and fits using shop mathematics consistent with trade practices and methods.

B.Perform mechanical operations, determines layout and sequence.
1.Use a wide variety of tools and testing equipment both common and specific to the repair of marine machinery.
2.Diagnose complex equipment and evaluate interrelationships to determine problems.
3.Perform operational and functional tests in evaluating problems and success of repairs.

C. Lead Responsibilities
1. Lead accomplishment of projects
2. Safety considerations
3. Instruct others

Knowledge, Skills and Abilities

Ability to diagnose and repair components of marine equipment, i.e., engines, drive units and transmissions, ignition systems, charging systems, etc.

Ability to diagnose and repair electrical systems, i.e., lighting systems, electronic control systems, etc.

Knowledge of hydraulic systems

Knowledge of welding, fabrication and epoxy and fiberglass repair as applied to marine equipment and machinery

National Park Service
Training and Development Division
Essential Competencies
marmech.htm

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