NHTSA Campaign Id 02V062000; Date: Feb. 22, 2002
The absence of a check valve could cause increased stopping distances.
2001 Thomas Conventional
Component: Service Brakes, Air:supply:check Valve
Manufactured by: Freightliner Corporation
Affected Units:: 51
Certain buses fail to conform to the requirements of federal motor vehicle safety standard no. 121, "air brake systems. " these buses do not have a check valve between the wet tank and the secondary tank.
Dealers will add a check valve. The units affected are only in the state of washington. Owner notification began may 10, 2002. 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 336-889-4871.
Also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Date Owners notified by Manufacturer: May 10, 2002
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