What was found
RIGHT ENGINE TAILPIPE HOT WARNING SHORTLY AFTER TAKEOFF. POWER WAS REDUCED AND WARNING CEASED. WHEN POWER WAS ADVANCED, THERE WERE WILD FLUCTUATIONS IN TORQUE AND ITT. THE ENGINE WAS SECURED AND ACFT RETURNED TO FIELD. THE TORQUE AND ITT FLUCTUATIONS WERE DETERMINED TO BE CAUSED BY A DEFECTIVE CONSTANT TORQUE ON TAKEOFF PANEL. THE TAILPIPE HOT WARNING WAS DUE TO RAIN AND MOISTURE CONDITIONS. PART TOTAL CYCLES, 16,171.