SDR 102302

Service difficulty report · Regulator Valve · Lear 25B

Difficulty date
October 22, 2002
Submitted
October 23, 2002
Operation
Air carrier
Aircraft
N425JL
Make and model
Lear 25B
Aircraft serial
127
Part
Regulator Valve
Part number
238003015
Part serial
433
Condition
Malfunctioned
Location
Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

AT FLIGHT LEVEL 430 HYRDRALIC PRESSURE INDICATED 0, AIRCRAFT WAS DIVERTED TO LIT. DURING DESENT THE LT ENGINE OIL LIGHT CAME ILLUMINATED. THIS ENGINE WAS SHUT DOWN. AIRCRAFT WAS PREPARE FOR EMERGANCY LANDING PROCEDURES. CAUSE OF THE HYD FAILURE WAS PRESSURE RELIEF VALVE AND THE CAUSE FOR THE OIL LIGHT WAS A OIL PRESSURE LINE COMING LOOSE.

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