SDR MALA000336

Service difficulty report · Control Valve · Saab SF340A

Difficulty date: May 17, 2000
Submitted: May 31, 2000
Operation: Air carrier
Aircraft: N98XJ
Make and model: Saab SF340A
Aircraft serial: 098
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Control Valve
Condition: Failed
Location: Mlg
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

WHEN LANDING GEAR HANDLE BROUGHT DOWN, PUMP RAN CONTINIOUSLY, MAIN HYDRAULIC PRESSURE REMAINED AT 2800 PSI. NEVER LOWERED INTRANSIT LIGHT REMAINED ON, DOWNLOCK LIGHT DIDN''T ILLUMINATE. RAN ORH BLEW BOLTS, 3 GREEN. MX REMOVED AND REPLACED LANDING GEAR CONTROL VALVE AND SEPARATION BOLTS. REFERENCE UOU052660.

More about the Saab SF340A