Oerlikon Torque-Hub CW18 Series, Service Manual, Page: 7 / 72

7
Install the Brake Cover Plate using input brake bolts. Tighten
screws in such a way that to ensure the Brake Cover Plate remains
straight while being compressed into the brake cavity of the spindle.
Install the large retaining ring into the groove in spindle (1A),
making sure it is seated properly. Remove all remaining screws
from the brake piston and discard.
NOTE: USE CAUTION WHEN REMOVING SCREWS AS THEY
ARE SUBJECT TO SPRING PRESSURE. MAKE SURE THE
RETAINING RING IS SECURED BEFORE REMOVING BOLTS.
Re-test the input brake. If release and/or lockup pressures still do
not match the brake chart, contact the Oerlikon Fairfield service
department.
BRAKE LEAK REPAIR PROCEDURE:
Install input brake bolts into holes in the Brake Piston. Tighten
screws in such a way to ensure the Brake Cover Plate remains
straight while being compressed into brake cavity of Spindle.
Carefully remove the Retaining Ring from the Spindle. Using two
eyebolts threaded into opposite holes in the Brake Piston, remove
the Brake Piston from the Spindle.
Check O-rings, Backup Rings, and brake cavity in Spindle for
damage. If no damage is found, reinstall the Input Brake according
to the Input Brake Installation Procedure in the assembly
instructions chapter and perform pressure test again. If brake still
leaks, contact the Oerlikon Fairfield service department.
Reference: Sample Model CW18_ _ _ _ X _ _ _ _. The
‘X’ is the
brake option (Model Code). Consult Oerlikon Fairfield for other
brake options.
NOTE: Failure to perform this test may result in damaged or
ineffective brake parts.