SDR MALA060211

Service difficulty report · Control Unit · Saab 340B

Difficulty date: March 25, 2006
Submitted: April 12, 2006
Operation: Air carrier
Aircraft: N438XJ
Make and model: Saab 340B
Aircraft serial: 340B438
Aircraft time: 18,608 hours, 20,372 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Control Unit
Part number: D49410001
Part serial: 2040787
Condition: Malfunctioned
Location: Mlg
Stage of operation: NR
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

GEAR SEEMS TO WORK PROPERLY, BUT GEAR TRANSIT LIGHT STAYS ON WITH LEVER UP AND/OR DOWN. RETURNED TO MSP. FOUND LANDING GEAR CONTROL UNIT LAMPS TEST BUTTON STICKY. REPLACED LANDING GEAR CONTROL UNIT PN D494-10-001, SN OFF 204/07-87, SN ON 095/07-85 IAW AMM 21-31-05-02 AND COMPLETED GEAR SWINGS IAW AMM 32-30-00. ALL CHECKS GOOD.

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