United States 85V158000
WESTERN PRODUCTS
The problem
THE RIGHT HAND FRAME RAIL LOWER FLANGE COULD DEVELOP CRACKS DUE TO POOR GRINDING METHODS AT STRESS POINTS. CONSEQUENCE OF DEFECT: FRAME FAILURE COULD OCCUR WITHOUT WARNING AND COULD RESULT IN LOSS OF CONTROL AND POSSIBLY A CRASH.
What owners should do
REMOVE AND REPLACE FRAME RAIL AS NECESSARY OR GROUND OUT AND DRESS TO ELIMINATE ANY STRESS RISERS THAT MAY DEVELOP.
Units 1575