What was found
AIRCRAFT WAS GROUNDED: TAKE OFF WARNING HORN SOUNDED AND TAKE OFF CONFIGURATION LIGHT ILLUMINATED WHEN THRUST LEVERS ADVANCED FOR TAKEOFF. REMOVED AND REPLACED THE SPEED BRAKE TAKEOFF WARNING SWITCH S651 IAW WDM 31-53-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: TAKE OFF WARNING HORN SOUNDED AND TAKE OFF CONFIGURATION LIGHT ILLUMINATED WHEN THRUST LEVERS ADVANCED FOR TAKEOFF. REMOVED AND REPLACED THE SPEED BRAKE TAKEOFF WARNING SWITCH S651 IAW WDM 31-53-11.