Piston seals -5, Spacer removal -5, Cylinder head removal -5 – JLG 80SL Service Manual User Manual

Page 85: Cylinder head seals -5

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SECTION 4 - HYDRAULICS

3121325

– JLG Lift –

4-5

14. Remove and discard the piston o-rings, seal rings,

and, if applicable, the snap ring.

15. If applicable, remove the spacer from the rod.

16. Remove the rod from the holding fixture.

17. Remove the cylinder head from the cylinder rod.

18. If applicable, remove and discard the cylinder head

seal, rod seal, wiper, o-ring(s), back-up ring, and
snap ring.

O-Ring

Piston

Piston
Seal

Snap Ring
(Outrigger Cylinder
Only)

Figure 4-9. Piston Seals

Spacer

Cylinder
Rod

Figure 4-10. Spacer Removal

Cylinder
Rod

Cylinder
Head

Figure 4-11. Cylinder Head Removal

O-Ring

Head
Seal

Wiper

O-Ring

Rod
Seal

Cylinder
Head

Snap Ring
(Outrigger Cylinder Only)

Backup Ring
(Outrigger and Axle
Lockout Cylinders Only)

Figure 4-12. Cylinder Head Seals

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