What was found
LANDING GEAR WOULD NOT EXTEND WHEN SELECTED. CREW PERFORMED ALTERNATE EXTENSION AND ALL GEAR EXTENDED NORMALLY. AN EMERGENCY WAS DECLARED. THE LANDING GEAR SELECTOR VALVE WAS REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LANDING GEAR WOULD NOT EXTEND WHEN SELECTED. CREW PERFORMED ALTERNATE EXTENSION AND ALL GEAR EXTENDED NORMALLY. AN EMERGENCY WAS DECLARED. THE LANDING GEAR SELECTOR VALVE WAS REPLACED.