POLAR TRAILER 1989: SERVICE BRAKES, AIR:ANTILOCK

Make : POLAR Model : TRAILER Year : 1989
Build Dates : 1989-12-01 - 1990-02-01
NHTSA CAMPAIGN ID Number : 90V027000
Date Owner's Notified: 1990-02-07 Date Received by ODI: 1990-02-12 Date Added to Database: 1990-02-22
Manufacturers Involved: Strick Trailers, LLC
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: SERVICE BRAKES, AIR:ANTILOCK
Potential Number Of Units Affected : 493
Summary:
      AN INCORRECT RATIO RELAY VALVE WAS INSTALLED IN THE BRAKE SYSTEM AND THE PRESSURE PROTECTION VALVE WAS INSTALLED INCORRECTLY.
Consequence:
      INCORRECT INSTALLATION OF THE VALVES WOULD REDUCE THE AVAILABLE RESERVOIR CAPACITY BY ONE HALF, RESULTING IN LOSS OF NORMAL BRAKING FUNCTION AND COULD CAUSE APPLICATION OF THE SPRING BRAKES, WHICH COULD EFFECT THE OPERATION OF THE TRUCK AND RESULT IN AN ACCIDENT.
Remedy:
      REPLACE THE BRAKE RELAY VALVE AND RE-ORIENT THE PRESSURE PROTECTION VALVE.
Report Initiator: MFR V Report
Regulation Part Number: 571 Federal Motor Vehicle Safety Standard Number: 121
Notes:
      SYSTEM: BRAKE RELAY VALVE, FMVSS 121.VEHICLE DESCRIPTION: TANDEM AXLE VAN TRAILERS.CAUTION: DRIVING IN CIRCUMSTANCES WHICH WILL REQUIRE NUMEROUS BRAKE APPLICATIONS'E.G., DESCENDING LONG STEEP GRADES IN A SHORT TIME' SHOULD BE AVOIDED UNTIL THE DEFECT IS REMEDIED.WARNING OF THE REDUCED RESERVOIR PRESSURE SHOULD BE HEEDED FOR LOSS OF NORMAL BRAKING FUNCTION, AND PRECAUTION TAKEN.