Glossary “friction bearing” Definition:
Bearing in which there is a sliding contact between the moving surfaces, such as a connecting rod bearing.
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friction disc
Glossary “friction disc” Definition:
Flat disc surfaced with a friction material on one or both sides, such as a clutch disc.
friction facing
Glossary “friction facing” Definition:
Hard-molded or woven material that is riveted or bonded to the clutch-driven disc.
friction horsepower
Glossary “friction horsepower” Definition:
Engine horsepower losses due to friction from such sources as the engine, transmission, and drive train.
friction material
Glossary “friction material” Definition:
One of several types of material used for friction surfacing, such as metallic friction material or organic friction material.
friction modified fluid
Glossary “friction modified fluid” Definition:
ATF that provides smooth automatic shifts; designed to slip.
frequency
Glossary “frequency” Definition:
1). The number of occurrences of an interative happening per unit of time. 2). The number of complete cycles an alternating electric current, sound wave, or vibrating or rotating object undergoes in one second.
frequency response
Glossary “frequency response” Definition:
Point of input to output response of an amplifier, or attenuator for sine waves with constant amplitudes a different frequencies over a frequency range.
frequency valve
Glossary “frequency valve” Definition:
Valve that is used to stabilize the A/F mixture on some fuel-injected engine.
friction
Glossary “friction” Definition:
Resistance to motion of two items in contact with each other.
friction ball joint
Glossary “friction ball joint” Definition:
Term used for load carrying ball joints.
freeze protection
Glossary “freeze protection” Definition:
1). Controlling of evaporator temperature so that moisture on its surface does not freeze an block the airflow. 2. Additive (antifreeze) added to coolant to prevent freeze-up by lowering its freezing temperature.
freeze up
Glossary “freeze up” Definition:
1). Failure of a unit to operate properly due to the formation of ice at the metering device. 2). A term used for seize, when a component is unable to function as designed.
Freon
Glossary “Freon” Definition:
Registered trademark of E.I. duPont, for a group of its refrigerants.
Freon 12
Glossary “Freon 12” Definition:
Trade term for refrigerant-12 by E.I. duPont.
freeze plug
Glossary “freeze plug” Definition:
Term used for core plug.
freeze
Glossary “freeze” Definition:
To stop a waveform display for closer examination only possable on a digital oscilloscope.
freeze crack
Glossary “freeze crack” Definition:
Crack that develops in the engine block or head that is caused by expansion, due to coolant freezing.
freeze frame
Glossary “freeze frame” Definition:
A “snapshot” of the engine operating conditions, taken when a fault occurs. Normally containing such information as engine RPM, TP, LOAD, VSS, ECT, and loop status.
freeze frame data
Glossary “freeze frame data” Definition:
Freeze frame data is stored for every DTC that illuminates the MIL. This information can be obtained with the use of a scan tool, operating in the generic mode.