Glossary “silver tape” Definition:
Term used for duct tape.
silver solder
Glossary “silver solder” Definition:
Filler alloy that contains up to 45% silver, that melts at 1,120¡ãF and flows at 1,145¡ãF.
SILN
Glossary “SILN” Definition:
Silencer Exhaust Air Supply
silicone jackets
Glossary “silicone jackets” Definition:
High-temperature coverings for spark plugs.
silicone fluid
Glossary “silicone fluid” Definition:
Fluid made of chemicals with a silicone carbon bond; adaptable for many industrial uses.
silicone controlled rectifier (SCR)
Glossary “silicone controlled rectifier (SCR)” Definition:
A semiconductor diode device used in controlling large amounts of DC current or voltage.
silicone
Glossary “silicone” Definition:
A group of organic compounds based on the non-metallic element, silicon (Si).
silicon-killed steel
Glossary “silicon-killed steel” Definition:
Steel alloy that has been killed with silicon in the molten stage to refine its grain structure.
silicon
Glossary “silicon” Definition:
1). An element. 2). One of the elements known as semiconductors that have exactly 4 electrons in there valance shell used to creat semiconductor devices.
silica gel
Glossary “silica gel” Definition:
Drying agent used in many automotive applications, such as an air-conditioner desiccant because of its ability to absorb large quantities of water.
silent chain
Glossary “silent chain” Definition:
Made up of flat links that pivot around a pin. Each link is a series of plates held together by the pins. The number of plates determines chain width.
silent block
Glossary “silent block” Definition:
A rubber mound designed to reduce noise due to vibration.
silencer
Glossary “silencer” Definition:
A device, such as a muffler, designed to reduce noise.
SIL
Glossary “SIL” Definition:
Shift Indicator Light
SIGRTN
Glossary “SIGRTN” Definition:
Signal Return, Dedicated sensor ground circuit that is common to 2 or more sensors.
Significant New Alternatives Policy (SNAP)
Glossary “Significant New Alternatives Policy (SNAP)” Definition:
A rule established in 1994, under Section 612 of the 1990 Clean Air Act (CAA) to initiate a program in which the Environmental Protection Agency (EPA) is to evaluate applications for use of substitute chemical and technology designated to replace ozone depleters in specific uses, including flammability, chemical toxicity, global-warming potential, exposure of workers, consumers, the general public, and aquatic life.
signature voltage signal
Glossary “signature voltage signal” Definition:
A waveform characteristic that makes it possible to distinguish from other, similar waveforms. Caused by the circuits unique configurations or ware patterns
signal return (SIG RTN)
Glossary “signal return (SIG RTN)” Definition:
A sensor ground circuit.
signal generator
Glossary “signal generator” Definition:
Test instrument for generating standard signals, used to analyze circuit performance. Some VRS may be referred to as signal generators.
signal flasher
Glossary “signal flasher” Definition:
Device activated by the heat of the current flowing through the circuit, cause the signal lights to flash.