1973 FORD M500 Recalls (3)

Campaign:
74V148000 on 10/11/1979
Component:
Service brakes, hydraulic:foundation components:hoses, lines/piping, and fittings
Affected:
3,953
Notes:
Ford campaign no 132.motor home chassis.possibility that the left frontwheel brake hose can contact the brake pedal bracket assembly or othercomponents damaging the hose resulting in loss of brake fluid and a significantreduction in braking effectiveness.(correct by inspecting and installing newbrake hose bracket).

Campaign:
74V146000 on 10/11/1979
Component:
Service brakes, hydraulic:pedals and linkages
Affected:
3,953
Notes:
Ford campaign no 132.motor home chassis.possibility that the bolt used tofasten the brake master cylinder push rod to the brake pedal assembly hasinsufficient length to consistently assure that the lock nut is fully engaged.if this condition exists the nut may back off, allowing the bolt to disengagefrom the brake pedal and push rod and result in the ability to to apply theservice brakes.(correct by inspecting and installing new bolt and washerassembly).

Campaign:
74V147000 on 10/11/1979
Component:
Service brakes, hydraulic:pedals and linkages
Affected:
3,953
Notes:
Ford campaign no 132.motor home chassis.possibility that an external assistspring attached to the pedal to aid the master cylinder internal return springto overcome the weight of the heavy pedal, may exert excess force on the clipthat retain the master cylinder push rod to the primary piston in the mastercylinder, causing it to break in to small pieces.if fragments of the clipbecome lodged within the cylinder bore they could cause gradual lockup of thebrakes.(correct by inspecting and replacing master cylinder units wherenecessary).

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