③ Cylinder tube
④ Hook spanner wrench
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 cylinder head① with the hook spanner
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 piston rod assembly to the cylinder 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
② Piston rod assembly
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 piston rod①.
(When reassembling)
- Visually inspect all parts for signs of scoring of damage.
- Insert the piston rod to the cylinder head, not to damage
the dust seal⑤, Back-up ring⑧ and U-packing⑨.
① Piston rod
② Cylinder head
③ Piston
④ Nut
⑤ Dust seal
⑥ O-ring
⑦ DU-bush
⑧ BACK-UP ring
⑨ U-packing
Cylinder head, piston and nut
1. Remove the piston packing② and o-ring④ from the
piston①.
① Piston
② Piston packing
③ Wear-ring
④ O-ring
⑤ Dust seal
⑥ U-packing
⑦ O-ring
⑧ Du-bush
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