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MAINTENANCE
Main Wheel Axle Assembly . (From Feb.07.)
The Axle Assemblies should be checked every 12 months.
To remove a Wheel/Axle assembly :
Fig.27
• Lower all Reels to the ground. Remove Reels 4 and 5.
• Jack-up and support the Mower Frame. Remove the
Bearing Blocks,(see Fig.28), and Wheel/Axle Assembly.
• Remove Wheel from Hub.
• Locate and back-off the Setscrew in the Outer Axle.
• Unscrew the Outer Axle from the Stub Axle.
• Remove the Hub c/w Seals and Bearings from the Axle.
• Remove the Seals and Bearing Cones from the Hub.
• Clean and inspect the Bearings, if there are signs of
excessive wear or damage, replace bearing Cups and
Cones as assemblies.
• Pack Bearings and Hub with grease. Fit new Seals.
• Stand the Stub Axle on the bench and carefully lower
the Hub Assembly onto it, do not damage the seals.
• Put grease into the Outer Axle cavity and on the Stub
Axle Spindle threads and screw the Outer Axle onto the
Stub Axle.
• Tighten the Outer Axle, while rotating the Hub until it is
difficult to turn. Back-off the Outer Axle ¼ turn.
• Fit the Setscrew to lock the Outer Axle to the Stub Axle.
33
• Fit the Wheel to the Hub and install the Wheel/Axle
assemblies into the Mower Frame.
• Tighten the Bearing Blocks.
• Torque Wheel Nuts to 90 ft/lb.
Fig.27
NOTE
The improved axle design introduced in February 2007, has
a cast Hub, and no external pre-load Adjustment Nut.
See pages 34 & 35 for earlier axles and Out-rigger Wheels.