d. Place some heavy grease on section seal (14)
shaft (18) extension to protect shaft seal.
on back of port plate (12) and on Belleville
Press shaft and bearing assembly (16), (17), and
(18) into body (21).
e. Install Belleville washer (20) with the inside
diameter on section seal and outside diameter
d. Install snap ring (15) in body (21) and against
against port plate.
bearing (17) to hold shaft assembly in place.
6. INSTALL PORT PLATE (12).
e. Ensure snap ring (15) is fully seated in groove.
a. Insert dowel pin (11) in hole in face of port plate
5. INSTALL VALVE ADAPTER (24), SETSCREW (25),
PACKING (13) AND RUBBER SEAL (14).
b. Thread two 1/4-20 screws in tapped holes in
face of the port plate assembly (12) and position
plate (12) in body (21) with dowel pin (11) in
approximate position noted in disassembly. DO
The setscrew and the port plate
including the internal threads must
be degreased. Apply a very small
7. ASSEMBLE CAM RING (6).
amount of Loctite No. 242 to the
setscrew (25) only. An excessive
amount of Loctite on the screw would
force Loctite into the valve adapter
Ensure the springs are started in the
bore when the screws are installed.
holes in each rotor slot.
Allow the Loctite to cure for one hour
after installing the screw.
a. Place cam ring (7), rotor (8), vanes (9), and vane
springs (10) on clean flat surface.
a. Insert valve adapter (24) into bore and install
setscrew (25) and tighten.
b. Arrange vanes side by side with three spring
b. Tilt port plate sub-assembly back and forth to be
certain that spool travels full length of bore.
Insert vane springs in vanes.
Lubricate new packing (13) and seal (14) with
d. Install vanes with springs in slots in rotor.
hydraulic oil and then install on back of port
Ensure the rotor and vane assembly
is inserted far enough in the cam ring
to prevent the vanes from flying out