Toro Reelmaster 3100-D Service Manual page 215

Disassembling the Steering Cylinder (continued)
Assembling the Steering Cylinder
Reelmaster ® 3100-D/3105-D
20252SL Rev A
Prevent damage when clamping the hydraulic cylinder into a vise;
clamp on the clevis only.
2. Mount clevis end of steering cylinder in a vice. Remove the retaining ring.
3. Remove plugs from ports. Extract shaft, cylinder gland, and piston by
carefully twisting and pulling on the shaft.
Do not clamp vise jaws against the shaft surface. Protect shaft
surface before mounting in a vice.
4. Mount shaft securely in a vise by clamping on the clevis of the shaft. Remove
lock nut and piston from the shaft. Slide cylinder gland off the shaft.
5. Remove the wear ring, seal and O–ring from the piston.
6. Remove back−up ring, O–rings, rod seal and dust seal from the cylinder
gland.
Carefully inspect internal surface of cylinder barrel for damage (deep scratches,
out−of−round, etc.). Inspect piston rod for straightness, excessive scoring, and
pitting or wear. Inspect piston and head for evidence of excessive scoring and
pitting or wear. Replace entire cylinder assembly if necessary.
1. Make sure all parts are clean before reassembly.
2. Coat new O–rings, wear ring, seal, rod seal, and back−up ring with clean
hydraulic fluid.
A. Install seal, wearing and O–ring to the piston.
B. Install dust seal, rod seal, O–rings and back−up ring to the cylinder gland.
Do not clamp vise jaws against the shaft surface. Protect shaft
surface before mounting in a vice.
3. Mount shaft securely in a vise by clamping on the clevis of the shaft.
A. Coat shaft with a light coat of clean hydraulic fluid.
B. Slide cylinder gland assembly onto the shaft. Install piston and lock nut
onto the shaft. Torque nut from 54 N·m (40 ft−lb).
C. Remove shaft from the vise.
Prevent damage when clamping the hydraulic cylinder into a vise;
clamp on the clevis only.
4. Mount clevis of the barrel in a vice.
IMPORTANT
IMPORTANT
IMPORTANT
IMPORTANT
Page 5–139 Hydraulic System: Service and Repairs