DIESEL ENGINE COMPONENTS



Diesel Engine Components WVEIS Code 1741

This course will introduce students to the fundamentals of engine components used in diesel equipment technology.

Standard 1: Demonstrate knowledge of cylinder head components and service. (1741.S.1)

Cylinder Head Components and Service Objectives

Students will:

1741.1.1 Define terms and major parts associated with a cylinder head assembly.

1741.1.2 Disassemble, service and assemble a cylinder head and components.

Standard 2: Demonstrate knowledge of piston and connecting rod assemblies. (1741.S.2)

Piston and Connecting Rod Assemblies Objectives

Students will:

1741.2.1 Define terms and major parts associated with piston and connecting rod assemblies.

1741.2.2 Identify types of pistons and piston rings, and list their functions.

1741.2.3 Disassemble, service, measure for wear and assemble piston and connecting assembly.

Standard 3: Demonstrate knowledge and skill in the operation of timing gears. (1741.S.3)

Timing Gears Objectives

Students will:

1741.3.1 Define terms and major parts associated with camshafts, gears and the valve train.

1741.3.2 Explain valve timing on a two-cycle and four-cycle engine.

1741.3.3 Describe gears found in a typical gear train and identify those that are marked to insure correct valve timing.

1741.3.4 Remove, service and install a camshaft.

Standard 4: Demonstrate knowledge of cylinder blocks. (1741.S.4)

Cylinder Blocks Objectives

Students will:

1741.4.1 Define terms and major parts associated with cylinder blocks and a typical frame design.

1741.4.2 Identify advantages of a removable liner over an integral cylinder bore.

1741.4.3 Remove, inspect and install a cylinder liner.

1741.4.4 Clean, inspect, pressure test, service, repair and replace components of an engine block.

Standard 5: Demonstrate knowledge of crankshafts. (1741.S.5)

Crankshafts Objectives

Students will:

1741.5.1 Define terms and major parts associated with crankshafts and bearings.

1741.5.2 Describe the effects of the arrangement of crankshaft throws, and how the arrangement of throws relates to the number of cylinders in the engine.

1741.5.3 Identify ways crankshaft balance is maintained.

1741.5.4 Clean, inspect, service and repair crankshafts, oil passages; passage plugs, and journal.

Standard 6: Demonstrate knowledge of common types of bearings and seals. (1741.S.6)

Bearings and Seals Objectives

Students will:

1741.6.1 Define terms and major parts associated with bearings and seals.

1741.6.2 Discuss the advantages and disadvantages of various types of bearings.

1741.6.3 Identify common methods of lubricating bearings, and causes of bearing failure.

1741.6.4 Identify types of anti-friction, ball, roller, and needle bearings.

1741.6.5 Remove and install a plain bearing and an anti-friction bearing; check and reload bearing setting, using spring scale methods.

1741.6.6 Identify places where dynamic seals are used.

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