Unscheduled Maintenance

Date Test Miles Service Activity Downtime Hours
07-22-13 211 The fly wheel bell housing is broken on the curbside above the engine mount. Bus towed to Cummins warranty dealer for replacement bell housing. 160.0 4.0
08-05-13 1451 The right front air bag is leaking at the bottom plate. Right front air bag replaced. 4.0 2.0
08-05-13 1451 The wiper arms are out of sync (hitting each other). Wiper arms adjusted. 1.0 3.0
08-15-13 1983 "Check Engine" light is on. Engine is stalling. Troubleshooting CAN system. Located damaged wires in CAN system at engine. Wires replaced. 116.0 7.0
08-15-13 1983 The coolant pipe at the transmission has rubbed through on adjacent hose clamp and is leaking coolant. Coolant pipe replaced and isolated from hose clamp. 1.0 1.0
08-19-13 2189 One battery will not hold a charge. Both batteries replaced. 20.0 2.0
08-27-13 3441 The left rear tail light is burnt out due to excessive heat from the catalytic convertor. Rep replaced the left rear tail light lamp and installed heat shield wrap on catalytic convertor. 0.5 0.5
08-27-13 3441 The destination sign cover is missing numerous mounting bolts. Rep replaced missing destination sign cover mounting bolts. 0.5 0.5
08-28-13 3600 The left front air bag has a hole on the lower inboard side. Rep replaced the left front air bag. 2.0 1.0
08-29-13 3879 Both front axle shocks are leaking oil. Both rear axle, forward shocks are leaking oil. Both front axle shocks and both rear axle, forward shocks replaced. 4.0 4.0
09-04-13 4595 The "Check Engine" light is on. Cummins rep located broken wire at the turbo air temp. sensor. Wire repaired. 4.0 4.0
09-11-13 6064 The right front engine cradle mount bolt is broken and the left front mounting bolt is loose. Both engine cradle mounting bolts replaced. 4.0 2.0
09-19-13 7305 The right front shock is broken. Right front shock replaced. 2.0 0.5
09-24-13 8055 Both front tires are worn and both rear outer tires are worn. Both front tires replaced and both rear outers mounted new tires and replaced. One spare mounted. 6.0 6.0
10-02-13 9273 3 of 4 mounting bolts are broken on the left side engine mount bracket. Transmission and bell housing removed to access broken bolts. Upon inspection the flywheel bell housing was found to be cracked. The transmission housing was found to be cracked. The transmission housing mounting flange is also cracked at a mounting hole and the hole is oblonged. Broken bolts removed. New bell housing ordered. 120.0 9.0
10-07-13 9273 Received replacement bell housing. New bell housing and original transmission installed. (Note: Allison gave their agreement to continue the test with this breakage). 97.0 11.0
10-10-13 10032 The engine cradle attaching bolt is broken on the right side. Manufacturer replaced broken bolt. 3.0 1.0
10-30-13 10401 The flywheel housing is broken. Manufacturer's repreplaced flywheel housing. 264.0 4.0
11-04-13 10451 The bearing at the upper pivot on the front, right door panel is damaged. Bearing replaced. 4.0 4.0
11-18-13 10451 The flywheel bell housing is broken. Flywheel housing removed. 6.0 6.0
11-26-13 10478 Manufacturer's rep to install new flywheel housing. Assist manufacturer's rep installing new flywheel housing. 484.0 2.0
12-02-13 11018 Manufacturer's rep requests original engine mount brackets to be reinstalled. Removed and replaced transmission and flywheel housing to install original engine mount brackets. 48.0 8.0
12-12-13 12998 The front heater blower is inoperative. Front blower assembly replaced and repaired broken terminal end at the blower resistor. 1.0 1.0
12-16-13 13260 The flywheel housing is broken near the right side engine mount. Flywheel housing replaced. 16.0 4.0