| Tweet |
Custom Search
|
|
|
||
 TM 55-1905-223-24-10
CAUTION
o
The common mounting surfaces of the brake, the motor and the gear reducer are
machined to close tolerances and should be protected from damage during removal,
repair and installation.
O
When performing the following maintenance procedures torque, bolts and screws according to data
listed in Appendix D.
ASSEMBLY
a.
Cylinder of the power plate (26) and piston (19) must be clean prior to assembly. Pre-lube new preformed
packing (20, 21, 22 and 23), piston (19) and power plate (26) with system hydraulic fluid.
b. Install preformed packing (20, 21, 22 and 23) o nto piston (19), visually align center of cutouts in piston with
torque pin (14) holes in power plate (26) and push piston into power plate using a hydraulic press. Use care not
to damage packing or push piston all the way to bottom of cylinder in power plate.
NOTE
Keep the top surface of the piston flush to 1/8 inch below the machined surface of the power plate.
c. Press ball bearing (9) into housing (7) ensuring that bearing is seated against shoulder in housing. Lubricate the
lip of oil seal (10 ) with system hydraulic fluid and press into place in housing (7) by pressing evenly around od of
seal.
d. Face the lip of the oil seal (1) toward the outside of the brake in order to keep gear box oil or other external
contaminants out of brake. The back of the seal must be installed flush to surface of housing (7).
e. Install straight shaft (13) into housing (7) supporting the inner race of ball bearing (9) when pressing shaft into
bearing.
f. Install torque pins (14), and properly align and instal l housing gasket (8) into housing (7). Install spring retainer
(11) and compression springs (12).
4-39
|
||
|
||
