No motor vehicle, incapable of movement under its own power, camper shell, trailer, boat, recreational vehicle or similar vehicle shall be parked or stored in a residential or commercial zone unless contained in an entirely enclosed building, or unless the following criteria are met:
   (A)   It is stored in the rear or side yard and screened from view from the street and alley, or adjacent properties.
   (B)   The parking or storage pad is paved in conformance with this chapter.
   (C)   No trucks, delivery vans, or other commercial vehicles exceeding a one-ton rated carrying capacity and used primarily in a trade or business, or tractors or backhoes shall be parked or stored in a residential zone.
(`83 Code, § 17.24.150)  (Ord. 94-03 § 6, 1994)