See also:

Lubrication oil circulation in the refrigerant circuit
Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. ...

Synthetic oil
You should use synthetic engine oil that meets the same requirements given for conventional engine oil. When using synthetic oil, you must use oil of the same classification, viscosity and grade s ...

Overview
Fuji Heavy Industries Inc. (FHI), the maker of Subaru automobiles, announced its plan to introduce the redesigned Subaru B9 Tribeca, now named Subaru Tribeca, and to start sales in the U.S. this s ...