DOC AIRBUS | AMM A320FSTORAGE - DESCRIPTION AND OPERATION
** ON A/C NOT FOR ALL
1. General
A. General
The oil tank contains the oil to be delivered under pressure to the engine and external gearbox. All the scavenged oil returns to the tank to maintain the oil level during the time the engine is operating. The oil tank capacity allows a maximum of 40 flight hours without any replenishment.
The oil tank contains the oil to be delivered under pressure to the engine and external gearbox. All the scavenged oil returns to the tank to maintain the oil level during the time the engine is operating. The oil tank capacity allows a maximum of 40 flight hours without any replenishment.
B. Description
Oil Tank- The oil tank is attached to the LH side of the external gearbox at the 7 o'clock position on the fan case.
- The oil tank has:
(1) A mounting boss for the quantity transmitter
(2) Oil servicing:
- A gravity fill port with a scupper drain
- Remote fill and overflow ports
- A prismatic oil level indicator
- A usable oil capacity of 25 US quarts
(3) A tank pressurization valve:
- This valve supplies adequate inlet pressure to the inlet of the oil pump lubrication stage.
(4) A filler neck valve:
- This valve prevents rapid oil loss through the oil filler neck.
(5) An internal de-aerator:
- This de-aerates the oil which comes from the scavenge filter.