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Active as of Fall Semester 2010
I. General Information
1. Course Title:
Marine Lower Unit
2. Course Prefix & Number:
MASE 1134
3. Course Credits and Contact Hours:
Credits: 4
Lecture Hours: 2
Lab Hours: 4
4. Course Description:
This course covers the design and operation of lower units on a wide variety of marine engines. Propellers, rigging, and boat performance are also covered in this course.
5. Placement Tests Required:
6. Prerequisite Courses:
MASE 1134 - Marine Lower Unit
There are no prerequisites for this course.
9. Co-requisite Courses:
MASE 1134 - Marine Lower Unit
All Course(s) from the following...
| Course Code | Course Title | Credits |
| MASE 1130 | Marine Outboard I | 4 cr. |
| MASE 1132 | Marine Outboard II | 4 cr. |
II. Transfer and Articulation
III. Course Purpose
Program-Applicable Courses – This course fulfills a requirement for the following program(s):
Marine and Small Engine Technology, AAS
Marine and Small Engine Technology, Diploma
IV. Learning Outcomes
1. College-Wide Outcomes
| College-Wide Outcomes/Competencies |
Students will be able to: |
| Demonstrate reading and listening skills |
Perform tasks to manufacturer’s specifications after lecture and reading the service manual. |
| Analyze and follow a sequence of operations |
Complete lab tasks to industry standards. |
| Utilize appropriate technology |
Operate computers to create work orders. |
2. Course Specific Outcomes - Students will be able to achieve the following measurable goals upon completion of
the course:
|
Expected Outcome |
MnTC
Goal Area |
|
Demonstrate lower unit operation and complete required tasks to industry standards. |
|
|
Demonstrate knowledge of propeller design and theory. |
|
|
Demonstrate knowledge of correct boat performance. |
|
V. Topical Outline
Listed below are major areas of content typically covered in this course.
1. Lecture Sessions
- Lower Unit Theory and Operation
- Power flow
- Gears and bearings
- Seals
- Types
- Liquid sealers
- Gaskets
- Water Pump
- Water pump operation
- Positive/negative pressures
- Water pump components
- Cooling system troubleshooting
- Propellers
- Propeller theory
- Positive/negative pressures
- Propeller parts
2. Laboratory/Studio Sessions
- Lower Unit Removal
- Fasteners
- Linkage
- Shafts
- Water Tubes
- Testing
- Pressure test
- Vacuum test
- Shifting
- Disassembly
- Service Manual Procedures
- Special Service Tools
- Oil Draining
- Oil condition
- Proper disposal
- Component Cleaning
- Cleaning components and procedures
- Safety precautions
- Seal Removal
- Lower Unit Reassembly
- Service Manual Procedures
- Special Service Tools
- Pressure/Vacuum Testing
- Locating leaks if present
- Filling Lower Unit With Gear Oil
- Lower Unit Installation and Testing
- Proper Lubrication
- Drive shaft splines
- Shift shaft
- Water tube
- Attaching Lower Unit
- Test Lower Unit Operation
- Proper shifting
- Water pump
I. General Information
1. Course Title:
Marine Lower Unit
2. Course Prefix & Number:
MASE 1134
3. Course Credits and Contact Hours:
Credits: 4
Lecture Hours: 2
Lab Hours: 4
4. Course Description:
This course covers the design and operation of lower units on a wide variety of marine engines. Propellers, rigging, and boat performance are also covered in this course.
5. Placement Tests Required:
6. Prerequisite Courses:
MASE 1134 - Marine Lower Unit
There are no prerequisites for this course.
9. Co-requisite Courses:
MASE 1134 - Marine Lower Unit
All Course(s) from the following...
| Course Code | Course Title | Credits |
| MASE 1130 | Marine Outboard I | 4 cr. |
| MASE 1132 | Marine Outboard II | 4 cr. |
II. Transfer and Articulation
III. Course Purpose
1. Program-Applicable Courses – This course fulfills a requirement for the following program(s):
Marine and Small Engine Technology, AAS
Marine and Small Engine Technology, Diploma
IV. Learning Outcomes
1. College-Wide Outcomes
| College-Wide Outcomes/Competencies |
Students will be able to: |
| Demonstrate reading and listening skills |
Perform tasks to manufacturer’s specifications after lecture and reading the service manual. |
| Analyze and follow a sequence of operations |
Complete lab tasks to industry standards. |
| Utilize appropriate technology |
Operate computers to create work orders. |
2. Course Specific Outcomes - Students will be able to achieve the following measurable goals upon completion of
the course:
|
Expected Outcome |
MnTC
Goal Area |
|
Demonstrate lower unit operation and complete required tasks to industry standards. |
|
|
Demonstrate knowledge of propeller design and theory. |
|
|
Demonstrate knowledge of correct boat performance. |
|
V. Topical Outline
Listed below are major areas of content typically covered in this course.
1. Lecture Sessions
- Lower Unit Theory and Operation
- Power flow
- Gears and bearings
- Seals
- Types
- Liquid sealers
- Gaskets
- Water Pump
- Water pump operation
- Positive/negative pressures
- Water pump components
- Cooling system troubleshooting
- Propellers
- Propeller theory
- Positive/negative pressures
- Propeller parts
2. Laboratory/Studio Sessions
- Lower Unit Removal
- Fasteners
- Linkage
- Shafts
- Water Tubes
- Testing
- Pressure test
- Vacuum test
- Shifting
- Disassembly
- Service Manual Procedures
- Special Service Tools
- Oil Draining
- Oil condition
- Proper disposal
- Component Cleaning
- Cleaning components and procedures
- Safety precautions
- Seal Removal
- Lower Unit Reassembly
- Service Manual Procedures
- Special Service Tools
- Pressure/Vacuum Testing
- Locating leaks if present
- Filling Lower Unit With Gear Oil
- Lower Unit Installation and Testing
- Proper Lubrication
- Drive shaft splines
- Shift shaft
- Water tube
- Attaching Lower Unit
- Test Lower Unit Operation
- Proper shifting
- Water pump