FORD B700 1979: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS

Make : FORD Model : B700 Year : 1979
Build Dates : 1978-08-01 - 1979-01-01
NHTSA CAMPAIGN ID Number : 79V054000
Date Owner's Notified: 1979-05-11 Date Received by ODI: 1979-02-22 Date Added to Database: 1979-10-12
Manufacturers Involved: Ford Motor Company
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
Potential Number Of Units Affected : 1100
Summary:
      THE AIR BRAKE LINES MAY BE ROUTED TOO CLOSE TO THE EXHAUST MUFFLER. BECAUSE THE AIR BRAKE LINES ARE MADE OF NYLON MATERIAL, HEAT FROM THE EXHAUST MUFFLER CAN WEAKEN THE BRAKE LINE TUBES, POSSIBLY CAUSING THEM TO RUPTURE. TUBE RUPTURE COULD RESULT IN LOSS OF AIR IN THE SECONDARY AIR BRAKE SYSTEM.
Consequence:
     
Remedy:
      NEW NYLON AIR BRAKE TUBES WILL BE INSTALLED AND REROUTED WITHOUT CHARGE TO OWNER.
Report Initiator: MFR V Report
Regulation Part Number: Federal Motor Vehicle Safety Standard Number:
Notes:
      VEHICLE DESCRIPTION: TRUCKS AND BUSES EQUIPPED WITH GASOLINE ENGINES AND AIRBRAKES.SYSTEM: SERVICE BRAKES; AIR BRAKE TUBES.CONSEQUENCES OF DEFECT: PARTIAL LOSS OF VEHICLE SERVICE BRAKES CAN RESULT ANDTHE REAR SPRING BRAKES COULD ACTIVATE, POSSIBLY RESULTING IN A VEHICLEACCIDENT.NOTE: RUPTURE OF THE TUBES FOR THE SECONDARY SYSTEM CAN BE DETECTED BY ACONTINUOUS BUZZER AND WARNING LIGHT, SIGNALING LOW AIR PRESSURE, AND BY THEDUAL READING AIR GAUGE INDICATOR. VEHICLE OPERATOR IS CAUTIONED TO AVOIDPERIODS OF ENGINE IDLING, PARTICULARLY WHEN THE CHOKE AND THROTTLE ARE SET.THIS CONDITION GENERATES SUBSTANTIAL HEAT, WHICH CAN CAUSE TUBE RUPTURE.