Fan,Cooling Assy,SVCE (M-Series SO)
 SO30     Use From #16223239 to #22607000 And Also
          Between #16219812 And #16219842.
          Starting With #22607000 See 826964.
          Prior to Serial #16219812 And Also
          Between #16219842 And #16223239 See
          823373
  NOTE:   Also Use Prior to #16219812 And Between
          #16219842 And #16223239 If 826980 Has
          Been Installed