Lista ford b750 1973 akcje serwisowe

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FORD CAMPAIGN NO H-7E.BUS CHASSIS.POSSIBILITY THAT THE DOUBLE VACUUM TANKSFOR BRAKE BOOSTER ASSEMBLIES MAY HAVE A VACUUM CHECK VALVE REVERSEDDURINGINSTALLATION.IF THIS CONDITION EXISTS AND IS LEFT UNCORRECTED IT COULD RESULTIN REDUCED BRAKING EFFECTIVENESS.(CORRECT BY INSPECTING AND REPLACE TANKSWHERE NECESSARY.)

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FORD CAMPAIGN NO 107.BUS CHASIS.POSSIBILITY THAT THE SERVICE OR PARKINGBRAKE SYSTEM NYLON AIR BRAKE TUBES, OR BOTH, MAY HAVE BEEN IMPROPERLY ROUTED ONTHE RIGHT HAND SIDE OF THE REAR AXLE ASSEMBLY.IN SUCH CASES, THE TUBING MAYCONTACT THE EXHAUST TAIL PIPE AND MELT UNDER NORMAL EXHAUST OPERATINGTEMPERATURE AND RESULT IN LOSS OF AIR AND BRAKE PERFORMANCE.(CORRECT BYINSPECTING AND ADDING A TUBE CLIP TO HOLD IN PROPER PLACE).

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FORD CAMPAIGN NO H-8B.BUS CHASSIS.POSSIBILITY THAT THE SERVICE AND PARKINGBRAKE SYSTEM NYLON AIR BRAKE TUBES MAY HAVE BEEN IMPROPERLY ROUTED DURINGPRODUCTION.IF THIS CONDITION EXISTS, THE LINES ARE TOO CLOSE TO THE EXHAUSTINLET PIPE, IMMEDIATELY FORWARD OF THE NUMBER THREE CROSSMEMBER, AND COULDCAUSE THEM TO MELT UNDER NORMAL EXHAUST OPERATING TEMPERATURES.SHOULD THISOCCUR TO SERVICE BRAKE TUBES THE RESULT WOULD BE LOSS OF AIR PRESSURE ANDPARTIAL OR TOTAL LOSS OF SERVICE BRAKE PERFORMANCE.SIMILIARLY MELTING OF THEPARKING BRAKE TUBES WOULD RESULT IN A LOSS OF AIR PRESSURE CAUSING THE REARBRAKES TO BE APPLIED AUTOMATICALLY AND UNEXPECTEDLY.(CORRECT BY INSPECTINGAND RE-ROUTE TUBES AND REPLACE IF NECESSARY.)

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FORD CAMPAIGN NO 147.BUS CHASSIS AND TRUCKS.POSSIBILITY THAT TRUCKSEQUIPPED WITH AIR BRAKES MAY HAVE BEEN INADVERTENTLY BUILT WITH AN AIR SUPPLYLINE FROM THE FOOT TREADLE VALVE TO THE AIR SUPPLY TANK THAT COULD BECOMEDISCONNECTED.SHOULD THIS OCCUR, THE AIR SUPPLY TANK PRESSURE WOULD BEEXHAUSTED AND THE SERVICE BRAKE SYSTEM COULD NOT BE ACTIVATED.(CORRECT BYINSPECTING AND INSTALLING INSERTS WHERE MISSING AND TIGHTEN TUBE NUTS TOSPECIFICATION).

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FORD CAMPAIGN NO H6E.BUS CHASSIS.POSSIBILITY THAT PARKING BRAKE SYSTEMPLASTIC AIR BRAKE TUBE MAY HAVE BEEN IMPROPERLY ROUTED IN AREA OF EXHAUST TAILPIPE AT REAR CROSSMEMBER OF FRAME.IF CONDITION EXISTS, COULD CAUSE TUBE TOMELT, RESULTING IN AUTOMATIC AND UNEXPECTED LOSS OF AIR PRESSURE AND REAR BRAKEAPPLICATION.(CORRECT BY INSPECTING AND REROUTING BRAKE TUBE).