Glossary “overpulling damage” Definition:
Results from failing to measure accurately when pulling, and often happens when pulling on unibody vehicles.
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overload
Glossary “overload” Definition:
Excess current flow in a circuit
overload spring
Glossary “overload spring” Definition:
1). Spring in the end of the cable in cable-operated adjusters that lets the cable move without breaking if the pawl or star wheel is jammed. 2). Addition spring, designed to operate when heavy loads are added.
overlubrication
Glossary “overlubrication” Definition:
Term referring to the application of lubricant amounts in excess of factory recommendations that my overload or damage grease seals.
overmasking
Glossary “overmasking” Definition:
Term that means the painter must touch up the part of the vehicle that should have have been painted, but was covered with masking paper.
overlap
Glossary “overlap” Definition:
1). Interval of valve timing when the intake valve starts to open before the exhaust valve is fully closed. 2). That specific area of coverage in which one spray pattern application is extended over and is partly covered by the next application.
overlap strokes
Glossary “overlap strokes” Definition:
The process of making each spray gun coat cover about half of the previous coat of paint.
overlay cam
Glossary “overlay cam” Definition:
Camshaft having a hard face material welded to the nose and flank of the lobes to help decrease wear and increase lift.
overlay dry method
Glossary “overlay dry method” Definition:
Method of installing stripes or decals that does not involve the use of soapy water. All surfaces are clean and dry.
overlay wet method
Glossary “overlay wet method” Definition:
Method of installing stripes or decals using soapy water to help simplify the application of large decals and stripes.
overheat
Glossary “overheat” Definition:
1). To become excessively hot. 2). General term used if the engine exceeds design operating temperature.
overinflation
Glossary “overinflation” Definition:
Condition of a tire that is inflated to more than the recommended pressure, decreasing the contact area, increasing the rolling diameter, and stiffening the tire resulting in excessive wear at the center of the tread.
overhead camshaft engine
Glossary “overhead camshaft engine” Definition:
Engine in which the camshaft is mounted over the cylinder head.
overhead position
Glossary “overhead position” Definition:
Position in which welding is performed from the underside of the joint.
overhead valve (OHV)
Glossary “overhead valve (OHV)” Definition:
Arrangement where the valves are located over the piston in the cylinder head.
overhead valve engine
Glossary “overhead valve engine” Definition:
Engine in which the valves are mounted in the cylinder head over the combustion chamber.
overhead welding
Glossary “overhead welding” Definition:
The piece is turned upside down when welded. Welding from the bottom side.
overhaul
Glossary “overhaul” Definition:
To rebuild a device or an assembly, such as an engine or a transmission.
overhaul and maintenance specifications
Glossary “overhaul and maintenance specifications” Definition:
Specifications used to service vehicle components such as an engine, differential, or transmission.
overhead cam (OHC)
Glossary “overhead cam (OHC)” Definition:
Term used for overhead camshaft or overhead camshaft engines.