A SERVICE OF

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3 — MAINTENANCE
3-7
6. Replace gland nut (4) complete with a new rod wiper (5), if worn. Thread down
gland nut until it makes contact with rod packing rings (3).
7. Reinstall the hydraulic cylinder into the unit and reconnect the hydraulic hose.
Refill hydraulic fluid reservoir.
8. Stoke the cylinder to allow rod packing rings (3) and wear ring (7) to seat and
align, then tighten gland nut (4) an additional 1-1/2 to 2 turns, making sure that
the air has been bled from the cylinder. The distance between the top of the
threaded collar and the bottom of the large section on the gland nut should be
1/4 in. (0.635 cm) to 5/16 in. (0.794 cm). Do not over tighten the gland nut.
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2
3
4
5
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6
Figure 3-3. Hydraulic Cylinder Exploded View
1. Cylinder Jacket
2. Washer
3. Rod Packing Rings
4. Gland Nut
5. Rod Wiper
6. Piston Rod
7. Wear Ring