D4500

MOTOR COACH INDUSTRIES Pdf Download PDF Report

Unscheduled Maintenance

Date Test Miles Service Activity Downtime Hours
07-14-06 2329 Test Bus sent to Caterpillar warranty dealer for oil leak at the turbo drain tube. Warranty dealer found a pin hole in the solder joint in the turbo drain tube. Drained oil, replaced drain tube and refilled with 40 quarts of oil. 80.0 6.0
07-28-06 3226 The A/C compressor head came loose. Freon leaked out. Warranty dealer replaced both left and right side A/C compressor head gaskets. Recharged system with freon. Replaced blow 110 amp fuse for condenser fan relays #1 and #2 80.0 6.0
09-05-06 5463 The A/C belt is worn. Replaced A/C belt. 0.5 0.5
06-29-06 857 The pressure relief plug is missing from the drive axle housing and leaking oil. Replaced pressure relief plug. 4.0 0.25
09-15-06 6363 The front axle wheel hubs are leaking oil. Replaced front axle wheel hub gaskets. 16.0 1.5
06-29-06 857 The engine compartment doors are not fitting properly. Adjusted doors and fitted properly. 1.0 1.0
06-29-06 857 The transmission dipstick tube is loose. Repositioned tube and tightened union fitting. 0.25 0.25
06-29-06 857 The flange clamp is loose on the air charge connection at the engine. Verified fit and tightened clamp. 1.0 0.5
07-05-06 1151 The coolant surge tank is leaking at a crack in the weld on the mount. Welded/repaired crack. 72.0 3.0
07-28-06 3226 The alternator generator plate is leaking oil. Warranty dealer removed plate, replaced oil seal and oil. 80.0 2.5
08-08-06 4099 Coolant surge tank repaired on 7/5/06. Repaired tank replaced with new tank. 16.0 1.5
09-15-06 6363 The framework under the oil pan is bent. Removed and straightened framework. 1.0 1.0
09-27-06 8976 The coolant surge tank is leaking at the weld on the right bracket. Welded/repaired crack. 8.5 2.5
10-16-06 10728 Coolant surge tank repaired on 9/27/06. Repaired tank replaced with a new tank. 2.5 2.5
09-05-06 5463 The coolant surge tank is leaking at the weld on the right bracket. Replaced coolant surge tank. 88.0 2.0
10-16-06 10728 The rear axle tires are worn. Replaced with new tires. 1.5 1.5
10-06-06 9944 Two left side mount bolts for the muffler support are broken. Drilled out and replaced broken bolts. 5.0 1.0
10-24-06 12119 The 2 1/2" flex exhaust pipe is broken. Replaced flex pipe. 1.0 1.0
07-14-06 2329 The front sway bar is cracked on the right side. The lower shock washers are pounded out on the drive and tag axles. Replaced front sway bar and bushings. Replaced all six lower shock washers on the drive and tag axles. 4.0 1.5
08-28-06 5124 The front sway bar is broken approximately 11" to the left of the center. Replaced front sway bar. 17.5 0.5
09-19-06 7734 The front sway bar is broken at the left radius. Replaced sway bar. 0.5 0.5
09-22-06 8319 The left link on the front sway bar is broken. Replaced both front sway bar links. 7.0 1.0
10-24-06 12119 The front sway bar is cracking. Replaced front sway bar. 1.0 1.0
10-30-06 13040 The right front, forward shock is bent. Replaced shock. 8.0 0.5
09-19-06 7734 The right tag axle tire if flat. Replaced tire with used tire. 7.0 0.25
09-20-06 7947 The front and tag axle tires are worn. Replaced the front and tag axle tires. 1.5 1.5