Vehicle System Testing and Adjusting 59
Mast And Carriage Bearings
Part No. Bearing Size Bearing O.D.*
D581814 Under Size 108.6 mm (4.276 in)
D581815 Standard 109.6 mm (4.135 in)
D581816 Over Size 110.7 mm (4.358 in)
*Permissible tolerance ±0.08mm (.003in)
Fork Heel Height Check
2. Find narrowest point by ruler on the inner mast in
the area where the bearings make contact.
3. Install enough shims (4) that have been divided
into two equal groups behind bearings (3). At
installation, there is to be contact [zero clearance
(A)] between the bearings and the narrowest point
of inner mast.
4. Do step 2 through 3 for other sets of bearings.
5. Tighten screw (5) that holds the top bearings to
the carriage to a torque of 34L7 N·m (25L5 lb·ft)
Chain Adjustment
Chain Adjustment Check
Chain Adjustment Check
Lift the carriage and mast high enough to put their
full weight on the carriage and mast chains. Check
the chains, and make sure the tension is the same.
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