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5. On single-drive rear axle configurations, measure , Ref. A. The correct distance for single and dual-drive rear axles is between 2-3/8 inches 6. If the axle stop measurement is not correct, see Heavy-Duty Trucks Service Manual for adjustment procedures. 7. Without detaching the control rods, attempt to Heavy-Duty Trucks Service Manual for instruc- tions. 8. Inspect the rubber bushings for cracks or cuts. 9. Check for any shifting of the barpin. 10. Inspect the weld seams between the control rod tube and the shorter bushing tubes. If there are 11. Raise the rear of the vehicle so the tires just clear the ground and the suspension is fully ex- 12. Squeeze all air springs to check for complete deflation. If any air springs remain partially or Heavy-Duty Trucks Service Manual . 13. Inspect each air spring for wear at its connection to its pedestal. Replace any worn air springs; for Heavy-Duty Trucks Service Manual . 14. Check the axle connection welds (beam-seat to equalizing-beam and axle-adapter to axle) for 15. Move the axle up and down while checking for signs of looseness due to worn parts at the front 3 4 2 A 05/15/95 f320410 1 5 A. Measure the length of the overtravel lever between these two points. 1. V-Shaped Mark 2. Adjustment Locknut 3. Overtravel Lever 4. Cotter Pin 5. Linkage Rod Fig. 9, AirLiner Overtravel Lever and Linkage Rod Measurement 08/16/96 f320453 A 1 A. Measure height here. Left Forwardmost Axle Stop Fig. 10, AirLiner Axle Stop Measurement Suspension 32 32/5 |