3-17. EXTRACTOR DRIVE UNIT (CONT)
Remove four bolts (3) and lockwashers (4) securing two trunnion caps (5) over trunnion rubbers (6).
Remove the trunnion caps.
The center unit is heavy and awkward to handle. Use correct lifting procedures,
lifting devices, and/or assistance from other personnel to avoid injury.
Lift out drive unit (7) from trunnion ring (8). Set drive unit on blocks to protect brake solenoid and brake
components from damage.
Remove six bolts (9) and lockwashers (10) securing three bumper caps (11) over bumper rubbers (12).
Remove three bumper caps and lift out trunnion ring (8).
Replace trunnion rubbers and/or bumper rubbers at this time if they show signs of
Remove drive unit.
The center unit is replaced as a complete assembly, with the drive unit intact. The only maintenance available on
the drive unit is the runner gap adjustment.
Adjustment consists of increasing or decreasing the runner gap of the drive unit.
Refer to REMOVAL above and remove drive unit (7).