Service difficulty report · Accumulator · Frchld SA227CC

Difficulty date
November 18, 2019
Submitted
November 18, 2019
Operation
Air carrier
Aircraft
N673AV
Make and model
Frchld SA227CC
Aircraft serial
AC673
Aircraft time
25,388 hours, 29,073 cycles
Part
Accumulator
Part number
223002
Part serial
132
Condition
Separated
Location
Hyd System
Part time
2,537 hours, 4,005 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

ON CLIMB OUT FROM KSMX THE PILOT REPORTED THAT THE LEFT AND RIGHT HYDRAULIC SYSTEM FAIL WARNING LIGHTS ILLUMINATED, FOLLOWED BY A LOSS OF HYDRAULIC PRESSURE. THE PILOT PERFORMED A MANUAL GEAR EXTENSION RECEIVED THREE GREEN DOWN AND LOCKED INDICATION, DECLARED AN EMERGENCY AND LANDED AT KSBP WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE HYDRAULIC ACCUMULATOR SEPARATED CAUSING THE LOSS OF HYDRAULIC PRESSURE. REMOVED AND REPLACED THE ACCUMULATOR, SERVICED THE HYDRAULIC SYSTEM WITH FLUID. GROUND RUNS COMPLETED AND FOUND SATISFACTORY.