1992 THOMAS BUS Recalls (5)
- Campaign:
- 92V013000 on 02/09/1992
- Component:
- Visibility:glass, side/rear
- Manufactured:
- 09/30/1980 - 12/31/1991
- Affected:
- 7,500
- Defect:
- The center actuator that releases two catches via two pull rods can become non-functional from poor or improper maintenance, lack of lubrication, corrosion, or a combination all three causes.
- Consequence:
- When the center actuator is non-functional, the windowis very difficult to open, and would not function as an emergency exit in caseof a vehicular accident.
- Correction:
- Remove the old center actuator and install an improved actuator.
- Notes:
- System: rear push-out window.vehicle description: buses and school buses with rear push-out windows foremergency egress.
- Campaign:
- 92V078000 on 05/28/1992
- Component:
- Service brakes, air:supply:hoses, lines/piping, and fittings
- Manufactured:
- 12/31/1991 - 02/29/1992
- Affected:
- 24
- Defect:
- A brake air line plumbing error causes the spring brakes to be applied without brake application when the air pressure in the primary tank drops to a level which automatically activates the spring brake system.
- Consequence:
- Activation of the spring brake system without operatorbrake application will cause the spring brake to be applied, locking the brakeswithout any warning to the operator.
- Correction:
- Replace and reroute air brake hose to comply with fmvss 121.
- Notes:
- System: air brakes, fmvss 121.vehicle description:buses and school buses.
- Campaign:
- 92V120000 on 08/27/1992
- Component:
- Power train:driveline:driveshaft
- Manufactured:
- 09/30/1988 - 07/31/1992
- Affected:
- 1
- Defect:
- The driveshaft used with some engine/transmission combinations had insufficient welds joining some of the components.
- Consequence:
- The bad welds can develop cracks that can cause completeseparation of the driveshaft. this can result in loss of motive power for thevehicle and possible loss of vehicle control.
- Correction:
- Replace defective north american driveshafts with spicer driveshafts.
- Notes:
- System: powertrain.vehicle description: school buses equipped with north american driveshafts.
- Campaign:
- 92V126000 on 09/28/1992
- Component:
- Seats
- Manufactured:
- 11/30/1991 - 07/31/1992
- Affected:
- 1,526
- Defect:
- Incorrect screws were used to attach the plywood seat back to the seat frame.
- Consequence:
- The driver's seat back does not meet the strengthrequirements of fmvss 207, "seating system". should the seat back fail whilethe bus is in motion, the operator could lose control of the bus.
- Correction:
- Remove incorrect screws attaching the plywood back to the seat frame and install proper screws.
- Notes:
- System: interior: driver's seat back; fmvss 207.vehicle description: buses and school buses.
- Campaign:
- 93V029000 on 03/11/1993
- Component:
- Seats
- Manufactured:
- 01/31/1991 - 11/30/1992
- Affected:
- 188
- Defect:
- The safety belt anchorage bolts do not comply with the requirements of fmvss 210, "seat belt assembly anchorages". the seat anchorages could not maintain load of 5,000 lbs for 10 seconds.
- Consequence:
- The safety belts might not adequately protect seatoccupants in the event of a sudden stop or accident.
- Correction:
- Replace the anchorage bolts with bolts of a larger diameter, which meet the load requirements of fmvss 210.
- Notes:
- System: safety belts; fmvss 210.vehicle description: school buses and buses.note: all repairs were completed at the time the recall was issued.
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