Steering Cylinder Repair - Greensmaster 3100 (Fig. 40)

Figure 40

IMPORTANT: To prevent damage when clamping the cylinder barrel in a vise, clamp only on the pivot end. Do not clamp the vise jaws against the smooth shaft surface. Protect the shaft surface before mounting in the vise.

1.After removing the cylinder, pump the oil out of cylinder ports into a drain pan by SLOWLY moving rod in and out of cylinder bore.

2.Plug the ports and clean the outside of the cylinder.

3.Mount the cylinder in a vise by clamping vise on center mounting location of cylinder.

4.Loosen setscrews (Item 1) and remove threaded end caps (Item 2) from each end of barrel (Item 12).

5.Grasp flats on threaded end of rod and use a twisting and pulling motion to carefully remove rod assembly (Item 9) and head from the barrel. Remove head (Item 5) from other end of barrel.

6.Slide head off of rod assembly.

7.Remove and discard all seals and back-up rings.

8.Wash parts in solvent. Dry the parts with compressed air. DO NOT wipe them dry with a cloth or paper as lint and dirt may remain.

9.Inspect internal surface of barrel for damage (deep scratches, out-of-round, etc.). Inspect head and rod assembly for evidence of excessive scoring, pitting, or wear. Replace any damaged or worn parts.

10.Put a light coating of hydraulic oil on all new seals and back-up washers. Install the new seals and back-up washers.

11.Put a light coating of hydraulic oil on all cylinder parts to ease assembly. Slide rod assembly (Item 9) into barrel. Install head (Item 5) to each end of barrel.

12.Install threaded cap (Item 2) on each end of barrel and tighten setscrews (Item 1).

Greensmaster® 3100

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Repairs

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Image 87
Toro manual Steering Cylinder Repair Greensmaster 3100 Fig