Hardware

For reports indicating a problem with any aircraft or engine hose or that are not associated a specific aircraft system.

Vacuum

The system components and parts, including the pump, regulator, oil separator or indication system,which are used to distribute low volume, negative pressure air (suction) to systems such as gyroscopicflight instruments, cabin rate controller, etc.; and to distribute low volume, positive pressure air tosystems such as air foil deicer boots. Does not include the using systems. Typical parts are pump,filter, regulator, lines, manifold, check valves, element, etc.

Engine Oil

The unit which is mounted on the airframe oil cooler or the engine for controlling engine lubricating oiltemperature. Typical parts are thermostat, thermal valve, regulator, etc.

Hardware

For reports indicating a problem with any aircraft or engine electrical connector that is not associated a specific aircraft system.

Vacuum

The system components and parts including which indicates negative air pressure in the vacuum lines.Includes the indicator and warning systems. Typical parts are the vacuum indicator and associatedlines.

Engine Oil

The component and associated controls which stop the flow of lubricating oil to the engine foremergency purposes.

Hardware

For reports indicating a problem with any aircraft or engine fastener that is not associated a specific aircraft system. Typical parts are generic AN bolts, nuts, rivets, etc.

Vacuum

For reports indicating a problem with wiring specific to the Vacuum System.

Engine Oil

For general reports of engine oil pressure, temperature and quantity and those reports with insufficientinformation to file in a more specific JASC 7900 series code. Includes oil filter bypass switch, chipdetector light, indicators, etc.

Hardware

For reports indicating a problem with any aircraft or engine wiring that is not associated a specific aircraft system.