Product Guide - A. Stucki Company

End Closure: End closures must be inplace and not broken. ISB models haveonly one end closure.Resilient Element: Resilient elementsshould be checked for evidence ofoverheating. Resilient urethane canbe permanently damaged at hightemperatures brought about by severetruck hunting or exposure to extremetemperatures generated by improperlyused thaw sheds.Side Side Bearings BearingsIf any signs of heat damage exist (such assevere cracking, bulging, or deformation),replace the urethane blocks. Note thatthe 688-BR and 690-RL cars need notbe shopped for repairs for a single blockhaving a missing top portion. The sidebearing will function adequately with only2 of the 3 blocks contacting. Replacethe defective block when the car is nextshopped for required maintenance orother repairs. Bad-order the car if twoor more block tops are missing.www.stucki.com32