LS tractor LL1101 - Piston Rod and Seal Service

SERVICE MANUAL(COMPONENTS)
Piston rod
1. Drain hydraulic oil from the cylinder, and secure the
tube end of the cylinder in a vise.
2. Remove the c
y
linder head① with the hook s
p
anner wrench
④.
3. Pull out the piston rod assembly② from the cylinder
tube③.
(When reassembling)
- Visually inspect the cylinder tube for signs of scoring
or damage.
- Insert the
p
iston rod assembl
y
to the c
y
linder tube, not
to damage the piston seal on the piston.
- Install the cylinder head to the cylinder tube, not to
damage the O-ring on the cylinder head.
① Cylinder head ③ Cylinder tube
② Piston rod assembl
y
④ Hook spanner wrench
Cylinder head, piston and nut
1. Secure the piston rod end in a vise.
2. Remove the nut④, and remove the piston③ and cylinder
head② from the
p
iston rod①.
(When reassembling)
- Visually inspect all parts for signs of scoring of
damage.
- Insert the piston rod to the cylinder head, not to
dama
g
e the dust seal⑤ and U-
p
ackin
g
⑥.
① Piston rod
⑤ Dust seal
② Cylinder head
⑥ U-
p
ackin
g
③ Piston
⑦ O-rin
g
④ Nut
⑧ Du-bush
Piston seal and o-ring
1. Remove the piston packing② and o-ring④ from the
piston①.
① Piston ③ Wear-ring
② Piston packing ④ O-ring
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