554.13515  Acceptance of goods.
  1.  Acceptance of goods occurs after the lessee has had a reasonable opportunity to inspect the goods and
  a.  the lessee signifies or acts with respect to the goods in a manner that signifies to the lessor or the supplier that the goods are conforming or that the lessee will take or retain them in spite of their nonconformity; or
  b.  the lessee fails to make an effective rejection of the goods (section 554.13509, subsection 2).
  2.  Acceptance of a part of any commercial unit is acceptance of that entire unit.
94 Acts, ch 1052, §67