Continuation of nonconforming use. Except as specifically provided in this section, any use of land or a building or structure or part thereof existing at the time of enactment of the 1963 Village of Lima Zoning Ordinance or existing as of the date this present chapter becomes effective if, and only if, such nonconforming use was created subsequent to February 18, 1963, and prior to the date this chapter becomes effective and such nonconforming use was created in full accordance with the requirements of the 1963 Zoning Ordinance, may be continued, subject to the provisions of Subsections D, E and F of this section, although such building or structure or use does not conform to the provisions of the district in which it is situated.