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. ...

Abbreviation list
You will find several abbreviations in this manual. The meanings of the abbreviations are shown in the following list. ...

Alternative engine oil
If the SUBARU approved oil is unavailable, the following alternative oil can be used. NOTE Each quantity indicated here is only a guideline. The necessary quantity for replacement may differ sli ...