1994 THOMAS SAF-T-LINER Recalls (13)

Campaign:
94V143000 on 08/16/1994
Component:
Steering:hydraulic power assist system
Manufactured:
07/31/1992 - 05/31/1994
Affected:
1,150
Defect:
A sudden hydraulic pressure loss during hard turns results in a momentary loss of power steering assist. the pressure loss occurs when the hydraulically driven engine cooling fan turns off in the turn.
Consequence:
The driver reacts to the loss of power steering assist by oversteering, which could result in a vehicle accident.
Correction:
The hydraulic control valves will be replaced with valves of a new design. until such time as parts are available, owners will be instructed to disconnect the fan cutoff switch so that hydraulically driven fans will run full time, eliminating the pressure spike.
Notes:
System: engine cooling system; fan.vehicle description: rear engine transit buses equipped with caterpillar 3116, cummins 6c 300 hp, or hercules cng engines.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided within a reasonable time free of charge or the remedy does not correct the defect, please contact thomas built at 1-910-889-4871. also, contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
94V172000 on 09/21/1994
Component:
Steering:hydraulic power assist:pump
Manufactured:
12/31/1993 - 08/31/1994
Affected:
31
Defect:
The air compressor that drives the power steering pump can fail, resulting in loss of power steering assist.
Consequence:
Loss of power steering assist can cause loss of steering control resulting in an accident.
Correction:
Dealers will replace the air compressor with a new, high capacity air compressor.
Notes:
System: steering; power assist; pump.vehicle description: transit and school buses equipped with cummins 6c engines.note: if the vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time or the remedy does not correct the defect, please contact thomas built at 1-910-889-4871. also, contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
95V004000 on 01/23/1995
Component:
Seat belts:front:retractor
Manufactured:
05/31/1993 - 07/31/1994
Affected:
3,076
Defect:
The metal housing of the safety belt retractors on automatic locking retractor/emergency locking retractor safety belts can become deformed preventing extension and/or retraction of the belt.
Consequence:
Passengers would be unable to extend or retract their safety belts and would be at a risk of injury in the event of an accident.
Correction:
Dealers will install a hardened washer which will decrease the possibility of deformation of the safety belt retractor. damaged retractors will be replaced.
Notes:
System: interior system; active restraints; belt retractors.vehicle description: transit and school buses.note: if the vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time, please contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
95V042000 on 03/05/1995
Component:
Equipment:air conditioner
Manufactured:
12/31/1993 - 01/31/1995
Affected:
50
Defect:
The air conditioning hose covers do not meet the head impact requirements of fmvss no. 222, "school bus passenger seating and crash protection."
Consequence:
Consequence of non-compliance: this condition can cause personal injury in a vehicle crash.
Correction:
Dealers will reroute the cover from the head impact zone and also replace the metal cover with a plastic cover.
Notes:
System: air conditioner; other part. vehicle description: school buses.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time, contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
95V087000 on 05/17/1995
Component:
Visibility:glass, side/rear
Manufactured:
08/31/1994 - 03/31/1995
Affected:
350
Defect:
The roof hatches on these buses do not meet the exterior handle requirements of fmvss no. 217, "bus window retention and release."
Consequence:
Consequence of non-compliance: in the event of an emergency, rescue personnel may not be able to open the roof hatches from the outside.
Correction:
Dealers will remove the existing roof hatch lid and replace it with a lid equipped with an exterior handle.
Notes:
System: visual; glass; other; fmvss no. 217.vehicle description: school buses equipped with roof hatches.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time, please contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
95V148000 on 08/20/1995
Component:
Power train:automatic transmission:gear position indication (prndl)
Manufactured:
07/31/1993 - 11/30/1994
Affected:
1,413
Defect:
The automatic transmission will not shift into low gear due to a misalignment in the prndl indicator.
Consequence:
Prndl misalignment can cause the driver to be unawareof the gear position increasing the potential for a vehicle accident.
Correction:
Dealers will correct the misalignment of the automatic transmission.
Notes:
System: powertrain; transmission; automatic; indicator; lever; gear.vehicle description: rear engine chassis school and transit buses equipped with "morse" shifters.note: owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time, should contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
96V021000 on 01/31/1996
Component:
Service brakes, air:drum:chamber
Manufactured:
08/31/1988 - 12/31/1995
Affected:
730
Defect:
Contact between the brake chamber and the suspension beam can result in damage to the brake chamber clamp band.
Consequence:
If the damage to the clamp band resulted in band breakage, the chamber could come apart resulting in loss of the service brakes. the emergency brakes would automatically apply.
Correction:
Dealers will inspect the brake chamber for sign of contact. if contact is indicated, the brake cam shaft and chamber support bracket will be replaced, eliminating the possiblity of contact between the brake chamber and the suspension beam.
Notes:
This recall campaign has been superseded by campaign 97v030000.system: brakes; air; drum and shoe systems; chamber; brake. vehicle description: school and transit buses, 66-90 passenger, type "d", rear engine equipped with 10" brakes and "neway" air suspension. note: owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time, should contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.1-800-424-9393.
Campaign:
95V188002 on 04/18/1996
Component:
Fuel system, other:storage:tank assembly:pressure relief devices
Manufactured:
10/31/1993 - 07/31/1995
Affected:
75
Defect:
Some temperature sensitive triggers were not x-rayed. these triggers could contain internal voids that would make the triggers susceptible to advanced creep causing false activation and venting of the cng.
Consequence:
Venting of the cng could result in a fire.
Correction:
Thomas built will replace the type iii pressure relief valve with the newer design "generation 2.5" pressure relief device.
Notes:
System: fuel; cng; pressure relief valve/device.vehicle description: school and transit buses powered by compressed naturalgas (cng) engines and equipped with lincoln composite cng fuel containers which incorporate mirada type iii pressure relief valves. (see mirada campaign no. 95e025 and lincoln campaign 95e025003).note: if the valves have not been replaced within a reasonable time free of charge, please contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
96V139000 on 07/23/1996
Component:
Structure:body
Manufactured:
03/31/1977 - 06/30/1996
Affected:
120,371
Defect:
An item worn by a child, such as a long drawstring, sash, or backpack/bookbag accessory, can become caught in the area between the service door and the door control rod attaching bracket.
Consequence:
If an item worn by a child were to catch on this area, and the driver were to close the door and put the vehicle in motion, this can result in serious injury or death.
Correction:
A molded cover will be installed between the manually operated outward opening entrance door and the door control rod attaching bracket which will eliminate the opening that could allow an item of a child's clothing to become snagged.
Notes:
System: structure; body; handrails. vehicle description: school buses equipped with manually operated outward opening service doors. note: owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact thomas built at 1-910-889-4871. also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
96V164000 on 09/17/1996
Component:
Structure:body
Manufactured:
12/31/1991 - 07/30/1996
Affected:
2,117
Defect:
An item worn by a child, such as a long drawstring, sash, or backpack/bookbag accessory, can become caught on the fateners that secure the handrail support to the handrail.
Consequence:
If an item worn by a child were to catch on this area, and the driver were to close the door and put the vehicle in motion, this can result in serious injury or death.
Correction:
The existing 1" bolts that secure the handrail support will be replaced with 1/2" bolts.
Notes:
Owner notification:owner notification is expected to begin duringnote:owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact thomas built at 1-910-889-4871.also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
97V018000 on 02/25/1997
Component:
Electrical system:wiring
Manufactured:
10/31/1994 - 11/18/1996
Affected:
1,800
Defect:
The nut that secures the vehicle's main power supply can loosen causing loss of contact.
Consequence:
This condition can result in a loss of vehicle power increasing the risk of a vehicle crash.
Correction:
Thomas built will ship repair parts and a detailed repair procedure to the bus owners. the repair will consist of removing the original nut, located at the electrical panel, that secures the vehicle's main power supply, and replacing it with a flat washer and locking nut.
Notes:
Owner notification began march 31, 1997. owners who do not receive the repair parts and a detailed repair procedure within a reasonable time free of charge should contact thomas built at 1-910-841-5708.also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
97V030000 on 03/13/1997
Component:
Service brakes, air:drum:chamber
Manufactured:
08/31/1988 - 01/30/1996
Affected:
695
Defect:
Contact between the brake chamber and the suspension beam can result in damage to the brake chamber clamp band.
Consequence:
If the damage to the clamp band resulted in band breakage, the chamber could come apart resulting in loss of the service brakes. the emergency brakes would automatically apply.
Correction:
Dealers will inspect the brake chamber for signs of contact. if contact is indicated, the brake cam shaft and chamber support bracket will be replaced, eliminating the possibility of contact between the brake chamber and the suspension beam.
Notes:
Owner notification began during april 1997. owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact thomas built at 1-910-889-4871.also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Campaign:
97V133000 on 08/28/1997
Component:
Electrical system:battery:cables
Manufactured:
07/31/1988 - 06/11/1997
Affected:
8,107
Defect:
Vehicle description: school and transit buses equipped with in-line six engine,"s" type frame rails and side mounted battery box. the battery cable routing allows the positive cable to chafe resulting in a possible short circuit of the cable.
Consequence:
If an electrical short occurs, it can cause loss of power to the vehicle and a possible vehicle fire.
Correction:
Thomas built will provide owners with repair parts and detailed repair procedures to secure the cable to prevent further damage. if the owner so desires, thomas built will perform the repair for them.
Notes:
Owner notification began october 24, 1997. owners who do not receive the free repair parts and detailed repair procedure within a reasonable time should contact thomas built at 1-910-889-4871.also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.

1994 THOMAS SAF-T-LINER TSB

Bulletin:
2/22
Component:
116000 electrical system:ignition
Summary:
new safety start switch bracket. *tw

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