Recreational equipment may be parked outside of an enclosed building on any lot within a residential district provided that the following requirements are met:
(A) If located on an interior lot recreational vehicle shall not be located within the front yard. If located on a corner lot, recreational vehicle shall not be located in the yard of the secondary front lot line facing the street. If located on a through lot, recreational vehicle shall not be located in the front yard.
(B) Notwithstanding the provisions of this section, recreational vehicle may be parked within any yard, for cleaning, loading, or unloading purposes for not more than 72 hours within any seven day period provided that clear vision areas are maintained and sidewalks are not blocked.