F-53

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Unscheduled Maintenance

Date Test Miles Service Activity Downtime Hours
03-10-99 729 Test driver reports "crunching" noise under the bus while operating on the test track. Tightened the mounting bolts on the left bracket for the front stabilizer bar. 0.5 0.5
03-30-99 3798 The bolt is missing from the left side front spring, hanger to spring, on the rear axle. Spring realigned and bolt installed temporarily to operate bus to repair shop. Spring hanger must be replaced. Hole has elongated wear. 1.0 1.0
04-01-99 3798 Rear axle; the left front spring hanger, mounting hole is elongated. Both front spring hangers on the rear axle replaced. 2.0 2.0
04-28-99 6958 Front axle; 9" of lower spring leaves, both sides, have broken off. Manufacturer recommends sharp edges be ground off and spacer added between spring on both sides. 2.0 2.0