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Small motors 1
| Question | Answer |
|---|---|
| Overhaul | Complete disassembly with cleaning and reconditioning or replacement of most moving parts |
| Governor | Speed control device |
| Air Vane | Type of governor used on small engines |
| Carburetor | Provides fuel and air to the engine in appropriate portions and volume |
| Needle | A long tapered shaft |
| Jet or Seat | A hole shaped to receive the needle and control the flow of the fuel |
| Battery | Produces electricity by chemical action |
| Magneto | Produces electricity by magnetism |
| Condenser | Stores and releases current to boost current in the primary circuit |
| Primary Circuit | Low-Voltage circuit of an ignition system |
| Secondary Circuit | High-Voltage circuit of an ignition system |
| High-tension Wire | High-Voltage wire in a secondary circuit |
| Electromagnetic induction | Conversion of low-voltage current to high-voltage current with a coil |
| Ignition Spark | Hot electrical arc across an air gasp |
| Ignition Points | Interrupt the flow in the primary circuit at the correct time to induce the high |
| Discharge | Loss of power from a battery |
| Electrolyte | Acid solution in a battery |
| Distilled Water | Free of iron or other impurities |
| Armature | The rotating part of a motor; also the iron core portion of a magneto |
| Head gasket | Seal between the head and the cylinder block |
| Valve Spring Compressor | Compresses the valve spring to remove keepers |
| Valve Keeper | Transfers spring force to valve stem |
| Stem | Long, round section of a valve |
| Margin | Outer edge of a valve head |
| Face | Surface that is intended for use; Also tapered section of a valve head |
| Lapped In | Grinding valves to fit the seat for a perfect seal |
| Lapping Compound | Gritty material used for lapping in valves |
| Valve Grinding | The process of grinding valves |
| Valve Guide | Holds valve stem in alignment |
| Valve Stem Clearance | Air gap between valve and push rod |
| Cylinder | Engine cavity containing a piston |
| Head | Flat part of a valve; Cylinder cover containing the spark plug and combustion chamber |
| Piston | A sliding cylinder fitting within a cylindrical vessel that receives the force of combusting fuel |
| Rings | Complete the seal between the piston and cylinder wall |
| Inside Micrometer | Telescoping gauge used to measure inside surfaces of hollow objects |
| Telescoping Gauge | Inside micrometer |
| Cylinder Hone | Tool for restoring cylinders |
| Ring expander | Tool used to remove and install piston rings |
| Blow-By | Compression leakage past pistons |
| Piston Ring Compressor | Used to force piston rings into their grooves |
| Wrist Pin | Pin between a connecting rod and piston |
| Micrometer | Used to measure outside surfaces of round objects |
| Plastigage | Carefully designed material that flatters out uniformly when pressed |
| Torque | A twisting force; To twist |
| Rope Starter | Rope wrapped around a pulley for turning power to start an engine |
| Wind-Up Starter | Uses a lever to coil a spring for cranking an engine |
| Valve Pin | Transfers spring force to valve stem |
| Kick Starter | Foot-operated lever and cog mechanism to crank an engine |
Created by:
sbowen
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