Glossary “grounded circuit” Definition:
Condition that allows current to return to ground before it has reached the intended load component.
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grounding
Glossary “grounding” Definition:
Connecting of an electrical unit to the vehicle frame to provide a complete path for electrical current.
ground end spring
Glossary “ground end spring” Definition:
A spring that has flattened ends, usually by grinding, to better fit the perches or retainers.
ground return system
Glossary “ground return system” Definition:
Common system of electrical wiring whereby the chassis or frame serves as a part of the electrical circuit.
ground side switching
Glossary “ground side switching” Definition:
When the ground sides of circuits to outpur devices are controlled, rather that power side.
ground spark plug electrode
Glossary “ground spark plug electrode” Definition:
The electrode on the end of the metal housing. It can be adjusted towards or away from the center electrode to adjust to the correct spark plug gap.
ground trace
Glossary “ground trace” Definition:
Part of a waveform that defines the circuit ground
ground wave
Glossary “ground wave” Definition:
An electromagnetic wave that travels along the Earth’s surface; usually emitted by a radio transmitter.
ground electrode
Glossary “ground electrode” Definition:
Part of the lower end of the spark-plug shell making up the electrode gap, providing a path for current flow while jumping the gap.
ground
Glossary “ground” Definition:
1). The common return path for electric current in a system, component, or vehicle. 2). A reference point connected to or assumed to be at zero potential with respect to the earth. 3). Lowest possible voltage potential in a circuit.
ground controlled circuit
Glossary “ground controlled circuit” Definition:
Circuit which energizes by applying a ground, usually through a control module.
ground effect
Glossary “ground effect” Definition:
The reduced air pressure under a vehicle that allows the normal pressure above the vehicle to push the vehicle downward, providing a better grip on the road surface.
gross horsepower
Glossary “gross horsepower” Definition:
Maximum engine output as measured on a dynamometer. Also known as gross torque.
gross torque
Glossary “gross torque” Definition:
Term used for gross horsepower.
gross valve lift
Glossary “gross valve lift” Definition:
The valve lift, including the running valve clearance.
gross vehicle weight rating (GVWR)
Glossary “gross vehicle weight rating (GVWR)” Definition:
The maximum that a vehicle should weigh when fully loaded with all passengers, fuel, and cargo.
grommet
Glossary “grommet” Definition:
1). A reinforced-metal eyelet through which a fastener is attached. 2). A rubber or plastic eyelet inserted in a hole to protect wires that pass through it.
groove
Glossary “groove” Definition:
1). The recess in a part to hold a ring or snap ring. 2). Space between two adjacent tread ribs or lugs; the lowered section of the tire tread. 3). A rut.
groove weld
Glossary “groove weld” Definition:
Weld made in a groove between the work pieces.
gross axle weight rating (GAWR)
Glossary “gross axle weight rating (GAWR)” Definition:
The maximum allowable fully loaded weight of a given axle.