OFFICIAL NHTSA RECALL

93V151000

Service Brakes, Air:supply:hoses, Lines/piping, And Fittings

Reported Sep 15, 1993 · DORSEY TRAILERS, INC.

Summary

IMPROPER ROUTING OF THE AIR BRAKE HOSES FROM THE BRAKE VALVES TO THE BRAKE CHAMBERS OF THE AIR OPERATED S-CAM BRAKES CAN CAUSE THE HOSES TO CHAFE OR BE CUT ON THE TRAILER FRAME.

Consequence

SERVICE BRAKE HOSE CHAFING OR CUTTING CAN CAUSE REDUCTIONOR LOSS OF SERVICE BRAKES WITHOUT PRIOR WARNING TO THE DRIVER. A VEHICLE CRASHCAN OCCUR AS A RESULT OF THE MALFUNCTIONING SERVICE BRAKES. ALSO, IF A SPRINGBRAKE HOSE IS CUT, THE SPRING BRAKE DRAG OCCURS, WHICH REDUCES THE EFFECTIVENESSOF THE SERVICE BRAKES, AND CAUSES BRAKE COMPONENTS TO OVERHEAT TO THE POINT OFIGNITING THE UNDERCOATING AND BURNING THE TRAILER. THIS CAN ALSO CAUSE WHEELLOCKUP WHICH COULD RESULT IN A VEHICLE CRASH.

Remedy

CHAFFED BRAKE HOSES WILL BE REPLACED, AND THE BRAKE HOSE ROUTING AND BRAKE CHAMBER INSTALLATION WILL BE MODIFIED TO ELIMINATE THE BRAKE HOSE CHAFFING PROBLEM.

Notes

SYSTEM: BRAKES; AIR BRAKES; NON-METALLIC HOSES.VEHICLE DESCRIPTION: 28 FOOT LONG VAN TRAILER BUILT ON A SINGLE AXLE DROP FRAMEUNDERCARRIAGE.NOTE: IF YOU TRAILER IS PRESENTED TO AN AUTHORIZED DEALER ON AN AGREED UPONSERVICE DATE AND THE REMEDY IS NOT PROVIDED WITHIN A REASONABLE TIME AND FREEOF CHARGE OR THE REMEDY DOES NOT CORRECT THE DEFECT, PLEASE CONTACT DORSEYTRAILERS AT 1-205-897-5711 OR 1-404-438-9595. ALSO, CONTACT THE NATIONALHIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.

This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.

Vehicle entries in this campaign

This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗