Service difficulty report · Relief Valve · Doug DC983

Difficulty date
July 6, 2010
Submitted
November 16, 2010
Operation
Air carrier
Aircraft
N9677W
Make and model
Doug DC983
Aircraft serial
53627
Aircraft time
31,350 hours, 14,841 cycles
Part
Relief Valve
Condition
Failed
Location
Hydraulic Sys
Stage of operation
CR
How discovered
O
Nature of condition
K
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SEA - CREW REPORTED RIGHT HYDRAULIC SYSTEM LOSS PRESSURE WENT TO 0 PSI IN FLIGHT. EMERGENCY DECLARED LANDED SEA WITHOUT INCIDENT. RIGHT PRESSURE RELIEF VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.

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