F-3. LUBRICATION INSTRUCTIONS-Continued.
Remove main engine drain plug (23) and
drain engine oil.
Drain engine oil only when hot
Coordinate any seasonal change
of oil weight with this service.
Drain APU Chaincase.
Remove front engine access grilles (9).
Remove drain plug (24) and drain oil.
Clean drain plug (24) with dry-cleaning
solvent (Appx. D, item 16).
After oil has drained, install drain plug
Remove filler plug (10) and add 1 quart
(0.95 L) of oil in accordance with table
Check chaincase oil level (see para.
If the APU chaincase has been
drained, add 1 quart (0.95 L) of oil
before checking level gage.