Improves the service life of tribological elements operating in the boundary lubrication regime. Anti-wear compounds (for example, ZDDP and TCP) start decomposing at 90° to 100°C and even at a lower temperature if water (25 to 50 ppm) is present.
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PARTY WALL
A wall providing joint service between two buildings.
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MAIN
1. One of the conductors extending from the service switch, generator bus, or converter bus to the main distribution center in interior wiring. 2. See power transmission line. 3. A duct or pipe that supplies or drains ancillary branches.
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MACHINE ATTENTION TIME
Time during which a machine operator must observe the machine's functioning and be available for immediate servicing, while not actually operating or servicing the machine. Also known as service time.
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DISPOSABLE
An element intended to be discarded and replaced after one service cycle.
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API ENGINE SERVICE CATEGORY
Gasoline and diesel engine oil quality levels established jointly by API, SAE, and ASTM, and sometimes called SAE or API/SAE categories; formerly called API Engine Service Classifications.
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FLUID COMPATIBILITY
The suitability of filtration medium and seal materials for service with the fluid involved.
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HARMFUL INTERFERENCE
Any emission, radiation or induction which endangers the functioning of a radionavigation service or of other safety services or seriously degrades, obstructs or repeatedly inter- rupts a radio-communication service operating in accordance with the International Telecommunications Union Regulations.
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SERVICE VALVE
Manually operated valve mounted on refrigerating systems used for service operation.
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CONDENSING UNIT SERVICE VALVES
Shutoff valves mounted on condensing unit to enable service technicians to install and/or service unit.
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RESIDUAL DIRT CAPACITY
The dirt capacity remaining in a service loaded filter element after use, but before cleaning, measured under the same conditions as the dirt capacity of a new filter element.
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