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4
CYLINDERS
DISASSEMBLY AND ASSEMBLY
2. Remove the piston.
<Boom cylinder arm cylinder swing cylinder>
a. Take out the setscrew (1) and remove the ball (2).
• The setscrew (1) is caulked in two places with a
punch. Grind off the caulked portions with a hand
drill.
b.
Remove the piston (3).
c. Pull out the cushion bearing (4).
d. Remove the snap ring (5).
e. Push in the cushion bearing (6) to release the stop-
per (7), and then r
emove the cushion bearing (6)
f. Remove the cushion seal (8).
<Swing cylinder>
d.
Remove the screw (5).
e. Remove the washer.
f. Remove the cushion bearing (6).
<Bucket cylinder, blade cylinder>
a. Remove the setscrew (1).
b. Remove the piston (2), O-ring (3) and piston packing
holder (4).
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