Unit 12 Agricultural Mechanics. Safety 44% of farm accidents – machinery Safety steps must be...
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Transcript of Unit 12 Agricultural Mechanics. Safety 44% of farm accidents – machinery Safety steps must be...
Unit 12Unit 12Agricultural Agricultural MechanicsMechanics
SafetySafety
• 44% of farm accidents – machinery
• Safety steps must be followed
• Personal Protective Equipment (PPE)
Hand and Power ToolsHand and Power ToolsHand ToolsHand Tools
• Layout
• Cutting
• Driving
• Holding
• Turning
Hand and Power ToolsHand and Power Tools Power Tools Power Tools
Reading a Measuring Reading a Measuring TapeTape
EnginesEngines
Two-Cycle Engine• Two motions• Examples– Lawnmowers– Weed eaters– Chain saws– Jet skis
• Oil and gas are mixed manually
Four-Cycle Engine• Four motions• Examples– Automobiles– Large boats– Large motorcycles– Small air craft
• Oil and gas are mixed automatically
Engine PartsEngine PartsTwo-Cycle Engine Four-Cycle Engine
Spark PlugSpark Plug
• Converts electrical energy to working energy
• Keeps the pistons moving
Two-Cycle Engine Two-Cycle Engine OperationOperation
Four-Cycle Engine Four-Cycle Engine OperationOperation
Engine MaintenanceEngine Maintenance
• Daily maintenance prevents unwanted problems– Check oil– Add fuel– Clean filters– Check safety features