SDR MALA040606

Service difficulty report · Control Unit · Saab 340B

Difficulty date: September 16, 2004
Submitted: October 11, 2004
Operation: Air carrier
Aircraft: N422XJ
Make and model: Saab 340B
Aircraft serial: 340B422
Aircraft time: 16,993 hours, 18,619 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Control Unit
Part number: D49412001
Part serial: 6730598
Condition: Malfunctioned
Location: Mlg
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

LANDING GEAR WOULD NOT EXTEND, CYCLED BREAKER AND CHECKED GOOD. A/C TO BE FERRIED FROM LFT-MEM FOR REPAIR OF LANDING GEAR DISCREPANCIES. MAINTENANCE REPLACED LANDING GEAR CONTROL UNIT P/N ON AND OFF D494-12-001, S/N ON 64/4-96, OFF 673/05-98. ALL TESTS PASS, OK FOR SERVICE.

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