Bradco CONTRACTOR 408A BACKHOE, Operator'S & Parts Manual, Page: 34 / 142

CYLINDER SEAL REPLACE
Now insert the seal into the gland from
the inner end. Position the seal in it's
groove, and release and remove the
tool. Press the seal into its seat the
rest of the way by hand.
NOTE: Threaded gland is
shown above for reference.
2. Install the new piston ring, rod wiper,
O-rings, and backup washers, if appli-
cable, on the piston.
Be careful not to damage the seals.
Caution must be used when installing
the piston ring. The ring must be
stretched carefully over the piston
with a smooth, round, pointed tool.
MAINTENANCE INSTRUCTIONS
RETAINING RING TYPE GLAND
1 . After installing the internal
gland seal, install the external O-ring
and backup washer.
2. Slide the gland onto the cylinder rod
being careful not to damage the rod wiper.
Then install the spacer, or flat washer (if so
equipped), small O-ring, piston, and hex
nut onto the end of the cylinder rod.
O - RING
BACKUP WASHER
5610
8-21-91
3. Secure the cylinder rod (mounting
end) in a vise, with a support at its
center. Torque the nut to the amount