TERM – 1ST TERM
WEEK TWO
Class: Senior Secondary School 3
Age: 17 years
Duration: 40 minutes of 5 periods each
Date:
Subject: AUTO MECHANICAL
Topic: ROUTINE MAINTENANCE AND METHODS OF CHASSIS JOINTS II
SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to
I.) Identify the methods for chassis joint
II.) Identify the components connected within a chassis or mechanical system
III.) Outline Maintenance Carried Out on the Chassis
INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, videos from source
INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures,
INSTRUCTIONAL PROCEDURES
PERIOD 1-2
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PRESENTATION
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TEACHER’S ACTIVITY
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STUDENT’S
ACTIVITY
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STEP 1
INTRODUCTION
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The teacher discusses some of the methods of chassis joint and the components connected within a chassis or mechanical system
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Students listens attentively to the teacher
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STEP 2
EXPLANATION
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Teacher explain the maintenance carried out on the chassis
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Students exhibit attentiveness and active engagement
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STEP 3
NOTE TAKING
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The teacher writes a summarized
note on the board
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The students
copy the note in
their books
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NOTE
ROUTINE MAINTENANCE AND METHODS OF CHASSIS JOINTS II
Methods of Chassis Joints
- Welded Joints: Metal components of the chassis are welded together to form a rigid structure. This method provides strength and durability.
- Bolted Joints: Components are fastened together using bolts and nuts. Bolted joints allow for easier disassembly and replacement of parts.
- Press-Fit Joints: Components are pressed or fitted together with precision, often using specialized tools or machinery. This method ensures a tight and secure fit.
Components connected within a chassis or mechanical system
- Maintenance and Twisting Coupling: This describes a method of connecting components that allows for easy disassembly and reassembly, typically for maintenance or adjustment purposes. It's more of a concept rather than a specific type of joint.
- Permanent Joint: This refers to a type of connection that is intended to be assembled once and remain in place permanently. Welding, brazing, or gluing are common methods for creating permanent joints.
- Temporary Joints: These are connections that are designed to be assembled and disassembled multiple times, as needed for maintenance, repair, or adjustment. Temporary joints often utilize fasteners like bolts, screws, or clips.
Routine Maintenance Carried Out on the Chassis
- Inspection: Regularly inspect chassis components for signs of wear, damage, or corrosion.
- Lubrication: Grease chassis joints to prevent friction and wear.
- Alignment: Periodically check and adjust wheel alignment to ensure proper handling and tire wear.
- Brake Inspection: Check brake components such as calipers, pads, and rotors for wear and proper functioning.
- Suspension Inspection: Inspect suspension components for wear, leaks, or damage, and replace as needed.
- Frame Inspection: Check for cracks, bends, or other structural damage to the chassis frame.
- Fluid Checks: Monitor fluid levels such as oil, coolant, and brake fluid to ensure proper functioning of associated systems.
EVALUATION: 1. Identify the 3 methods of chassis joint
- Identify the components connected within a chassis or mechanical system
- Discuss the routine Maintenance Carried Out on the Chassis
CLASSWORK: As in evaluation
CONCLUSION: The teacher commends the students positively
