Colorado Aviation Accidents & Incidents

On November 19, 2020, about 1820 mountain standard time, a Piper PA32R airplane, N4187H, was substantially damaged when it was involved in an accident in Canon City, Colorado. The flight instructor and pilot receiving instruction were not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part 91 personal flight.

According to the pilot receiving instruction, he asked the flight instructor to conduct night takeoffs and landings so that he could meet night currency requirements. A before-takeoff engine run-up revealed no anomalies. 

Shortly after takeoff, the battery warning light illuminated. They checked the circuit breakers, the alternator switch, and the master switch; all appeared normal and/or in the “ON” position. The voltage continued to decrease, and they agreed to return to the airport. While on final approach for landing, the instructor asked the pilot to lower the landing gear. The pilot advised the landing gear was down; then all the light flickered, and the instrument panel went dark. When the airplane touched down on the runway, the instructor stated that he noticed the propeller had stopped and heard a grinding sound. He immediately realized they had landed gear-up.

According to a Federal Aviation Administration inspector, the airplane sustained substantial damage to the fuselage. Examination of the engine revealed that the alternator drive belt had failed, and it was found lying in the engine compartment. The alternator drive belt was inspected and replaced on July 12, 2019, and most recently inspected during the annual inspection on May 6, 2020. 
The failure of the alternator drive belt, which resulted in insufficient electrical power to extend the landing gear and a subsequent gear-up landing.
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