As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PROPELLER RPM INDICATES 1380 DURING TAKEOFF. COULD NOT DUPLICATE DISCREPANCY. 4 RPM IS TOO MINUTE TO PERCEIVE ON THE ANALOG TYPE RPM INDICATOR. THE PROPELLER PITCH CONTROL UNIT WAS REPLACED FOR TROUBLESHOOTING. PART TOTAL CYCLES, 28,337.