Thomas Bus recalls

What is wrong

A power connector in the main wiring harness can become corroded causing loss of power.

Risk

This condition can result in a total loss of power to the bus, immobilizing the bus, disable the lights, and increase the potential for an accident.

Remedy

Dealers will replace and seal the connectors.

Recall number 95V006000 · Recall details

What is wrong

A cable installed to temporarily bypass the neutral switch to enable the engine to be started was not removed at delivery. The cable allows the bus to be started while in a forward or reverse drive gear.

Risk

Consequence of defect: starting a bus in a drive gear can result in unintentional movement and could result in an accident.

Remedy

Dealers will remove the temporary cable and install a new relay.

Recall number 94V120000 · Recall details

What is wrong

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.

Risk

The safety belts might not adequately protect seatoccupants in the event of a sudden stop or accident.

Remedy

Replace the anchorage bolts with bolts of a larger diameter, which meet the load requirements of fmvss 210.

Recall number 93V029000 · Recall details

What is wrong

Incorrect screws were used to attach the plywood seat back to the seat frame.

Risk

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.

Remedy

Remove incorrect screws attaching the plywood back to the seat frame and install proper screws.

Recall number 92V126000 · Recall details

What is wrong

The driveshaft used with some engine/transmission combinations had insufficient welds joining some of the components.

Risk

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.

Remedy

Replace defective north american driveshafts with spicer driveshafts.

Recall number 92V120000 · Recall details

What is wrong

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.

Risk

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.

Remedy

Replace and reroute air brake hose to comply with fmvss 121.

Recall number 92V078000 · Recall details

What is wrong

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.

Risk

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.

Remedy

Remove the old center actuator and install an improved actuator.

Recall number 92V013000 · Recall details

What is wrong

Release handle for rear push out window is not located in area required by s5.2.3.1(b) of fmvss 217.

Risk

Buses would not comply with standards; in an emergency,exit from the push-out window could be hampered.

Remedy

Install new interior handle assembly to meet specifications.

Recall number 91V006000 · Recall details

What is wrong

The fuel shut-off solenoid in the cummins 6c engine may be faulty, causing spontaneous interruption of fuel flow to the engine during normal operation. This results in loss of power to driving wheels, power steering, and other power assisted operating systems.

Risk

Loss of engine power and secondary loss of power assistedsystems reduces steering control, braking ability, visual systems and otherpower assisted operating systems, resulting in increased risk of vehicleaccident.

Remedy

Where necessary, replace the solenoid spring, adjust solenoid, replace wires, and verify maximum power requirements to the solenoid.

Recall number 91V169000 · Recall details

What is wrong

The steering linkage (drag link) between the steering gear pitman arm and the steering arm on the axle may have been improperly fastened.

Risk

The drag link could become disconnected at either endwhich results in loss of steering control and the potential for an accident.

Remedy

Install correct pins and properly tighten the castellated nuts.

Recall number 91V159000 · Recall details

What is wrong

Driver's safety belt is too short to meet length requirements of fmvss 209.

Risk

Short safety belts would discourage driver from usingthem. Seat occupant not using safety belt would not have adequate protection incase of a sudden stop or accident.

Remedy

Replace the belt assembly with a compliant version.

Recall number 91V058000 · Recall details

What is wrong

Upper anchorage of type 2 safety belt installed at the driver's seating position is not within the specified range as required by fmvss 210.

Risk

Belts may be uncomfortable and obstruct vision to the left; buses would not comply with standard.

Remedy

Install reinforcing channel assuring that belts are within specified range.

Recall number 90V025000 · Recall details