"Automobile service station" means a lot or portion of a lot used for the servicing of motor vehicles. Such servicing may include sale of motor fuel and oils, lubrication, car washing (with no steam equipment), waxing and polishing, sale and service of tires, tubes, batteries and service of auto accessories. The service shall not include tire recapping, sale or rebuilding of engines, battery manufacturing or rebuilding, radiator repair or steam cleaning, body repair, painting or upholstery.
(`78 Code, § 17.04.066.)