INSTRUCTIONAL AIDS, MATERIALS OR TOOLS NEEDED: Access to a Classroom and Shop facilities. If possible have two of these tools on hand for a demonstration
LESSON OUTLINE:
- Attendance: An attendance sheet will be passed around at the beginning of the session to acquire proper spelling of each student’s name
- Announcements:
Lesson content: - Personal Protective Equipment or other required equipment or other safety considerations:
• Safety guard • Hearing protection
• Safety glasses • No open toed footwear - Hazards while working with this Tool:
• Loose knots or foreign materials in wood • Dust/debris irritation
• Cuts, lacerations and amputations • Noise - Steps to be taken to complete task safely:
• Wear appropriate personal protective equipment (PPE).
• Check the retracting lower blade guard frequently to make certain it works freely.
• Make all adjustments with power cord unplugged.
• Set the depth of the blade and lock it at a depth so that the lowest tooth does not extend more than about 3 mm (1/8 inch) beneath the wood.
• Secure stock being cut to avoid movement.
• Keep all cords clear of cutting area.
• Circular saws are designed for right-hand operation; left-handed operation will demand more care to operate safely.
• Use two hands to operate saws – one on a trigger switch and the other on a front knob handle.
• Allow the saw to reach full power before starting to cut.
• Allow it to cut steadily. Do not force it. Do not twist the saw to change, cut or check alignment.
• Keep motor free from accumulation of dust and chips.
• Turn saw OFF and let blade come to a rest before removing work piece.
• Check that the retracting lower blade guard has returned to its starting position before laying down the saw.