What was found
(CAN) DURING TAKE OFF THE LH RPM INDICATION WENT TO ZERO. THE RPM INDICATOR WAS JUST INSTALLED AND HAD TESTED SERVICIBLE DURING THE GROUND RUNS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) DURING TAKE OFF THE LH RPM INDICATION WENT TO ZERO. THE RPM INDICATOR WAS JUST INSTALLED AND HAD TESTED SERVICIBLE DURING THE GROUND RUNS.