Steering Gear: Testing and Inspection

Check rack and pinion teeth for wear and damage. Position rack in V-blocks and check run-out using a suitable dial indicator. Rack run-out should not exceed .012 inch. Check pinion bearing for looseness and wear. If rack, pinion or pinion bearings are found to be unsatisfactory, the rack and pinion must be replaced as a set.
Check steering gear housing for wear and damage. Check tie rod ball units for looseness and smoothness of operation. Check for bent tie rods or tie rod ends. Check tie rod boots for damage. If any components are found to be unsatisfactory, they should be replaced.
Check rack bushing located inside steering gear housing for wear. The bushing and steering gear housing must be replaced as an assembly. Check yoke sliding surface for wear and replace as necessary. Check outer bulkhead bushing for wear and replace as necessary.
Check pivot lever collar for wear and damage and replace as necessary. Also check spool valve for wear and damage and polish with crocus cloth as necessary.