Heat Exchanger, Freezer SVCE (532, 561)
  532     Use From M681566/P612141 to M/P964769.
          Use From M/P965070 to M/P990699.
          Use From M/P991000 to M/P1004774.
          See 7015858 for additional serial breaks
  561     Use Prior to M/P965470.
          Use From M/P965870 to M/P1004774.
          From M/P965470 to M/P965869 use 7016120.
          Frm M/P1004775 to M/P1198139 use7016120.
          Frm M/P1198140 to M/P1198389 use4251250.
          Frm M/P1198390 to M/P1203139 use7016120.
          Starting with M/P1203140  use 7016221.