Service difficulty report · Hydraulic Line · Swrngn SA227AT

Difficulty date
January 19, 2026
Submitted
January 26, 2026
Operation
Air carrier
Aircraft
N241DH
Make and model
Swrngn SA227AT
Aircraft serial
AT607B
Aircraft time
29,668 hours, 24,625 cycles
Engine
Garrtt TPE331*
Propeller
Dowty R4086123F17
Part
Hydraulic Line
Condition
Damaged
Location
Zone 400
Stage of operation
LD
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

WHILE PREPARING TO EXTEND THE LANDING GEAR, THE FLIGHT CREW NOTED THAT BOTH HYDRAULIC LOW-PRESSURE LIGHTS WERE ILLUMINATED. QRH PROCEDURES WERE FOLLOWED AND THE LANDING GEAR WAS MANUALLY ACTUATED TO THE DOWN AND LOCKED POSITION. THE LANDING WAS UNEVENTFUL AND MAINTENANCE FOUND THE HYDRAULIC LINE FROM THE FIREWALL ON THE #2 ENGINE WAS DAMAGED AND CAUSED THE HYDRAULIC FLUID PRESSURE LOSS. THE LINE WAS REPLACED AND OPERATIONAL CHECKS WERE SUCCESSFUL. THE AIRCRAFT WAS THEN RETURNED TO SERVICE.