Service brakes, hydraulic › Foundation components › Master cylinder
Thomas All Star
Reported Oct 1, 1993124 vehicles affectedTHOMAS BUILT BUSES, INC.Built Jul 1, 1992 – May 1, 1993
The defect
A gap between the master cylinder and remote brake fluid reservoir adapter, caused by an out-of-specification condition of the adapter, results in brake fluid loss during brake application.
The risk
Brake fluid loss results in loss of pressure causingpartial loss of braking ability, which may lead to an accident.
System: brakes; master cylinder.equipment description: alliedsignal inc. Brake master cylinders supplied tooem's of school bus, motorhome, and shuttle bus chassis.notes: alliedsignal inc. Initiated this campaign.if you have problems exchanging your fluid reservior adapters, please contactthomas built service center at 1-919-889-4871. Also, contact the nationalhighway traffic safety administration at 1-800-424-9393.