Engine 58 along with Tanker 27 responded to the area of Allentown and Ridge Roads for a reported store fire.  Chief 72 arrived with smoke on the second floor and odor of electrical burning.  Engine 58 arrived and sent the crew to side C to gain entry through the rear window. The crew entered the basement and found a smoke condition and a strong odor. Further investigation located the source to the sump pump being burned up. The pump was removed from the building and the engines crew was released.