SDR MALA030568

Service difficulty report · Control Unit · Saab 340B

Difficulty date: December 19, 2003
Submitted: December 26, 2003
Operation: Air carrier
Aircraft: N417XJ
Make and model: Saab 340B
Aircraft serial: 340B417
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Control Unit
Part number: D49412001
Part serial: 6201096
Condition: Failed
Location: E/E Bay
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

DURING FLIGHT 3114, ON GEAR RETRACTION HYDRAULIC PUMP DID NOT RUN AND INTRANSIT LIGHT DID NOT COME ON. AIR RETURN TO MSP. MAINTENANCE REPLACED LANDING GEAR CONTROL UNIT P/N D494-12-001, S/N OFF 620/10-96, S/N ON 619/10-96, IAW AMM 32-31-05-2, OPS CHECKS GOOD.

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