6-1 COLLECT APU OIL SAMPLE (CONT)
Rotate oil fill cap counterclockwise
until dislodged from oil fill neck.
Remove oil fill cap.
Place finger/thumb over end of tube
(D23) and put open end inside oil
fill neck (2).
Remove finger/thumb to allow oil to
Place finger/thumb back
over tube and remove tube.
Fill bottle with oil from tube.
Install oil fill cap (1) and rotate
clockwise until snug.
2. Wipe up any residual oil with ma-
chinery towel (D20).
Remove oil fill cap (1).
Visually inspect oil sump level with
Service APU (Task 6-19).
FOLLOW-ON MAINTENANCE: None.