MM40-107/30-107 COMPONENT MAINTENANCE MANUAL WITH IPL
FOR MAIN WHEEL ASSEMBLY PART NO. 40-107 SERIES AND
MAIN BRAKE ASSEMBLY PART NO. 30-107 SERIES
Page 15
Feb 01/02
6.5.3
Resetting and installing retracts for Brake Assemblies equipped
with retract stud assembly (10-165): (See Figure 6)
6.5.3.1
Using a suitable bench press, reset the friction ring and
collar spring retainer (10-175, 10-180) position on the
friction pin (10-170) to attain a dimension of 0.400 inch.
NOTE:
Torquing may require a slight amount of thumb pressure be applied
to the piston face to prohibit piston rotation.
6.5.3.2
After setting the retract mechanism, screw one each
into the back of each piston and tighten with suitable
5/32 inch [0.156] allen wrench. Final torque pin
(10-170) 50 to 60 in-lb.
6.5.3.3
Install brakes on aircraft. Apply and releas e parking
brake. Push cylinder inboard to its full extent. Check
retract stud torque to verify adjuster pin has fully
engaged the piston. Inboard force on cylinder may be
required to prohibit piston rotation.
6.5.3.4
Safety wire as required.
6.5.3.5
Return aircraft to service.
