What was found
(CAN) VALVE FAILED DURING TEST FLIGHT OF NEW TACH BOX. VALVE WOULD NOT CLOSE AT HIGH POWER SETTINGS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) VALVE FAILED DURING TEST FLIGHT OF NEW TACH BOX. VALVE WOULD NOT CLOSE AT HIGH POWER SETTINGS.