SDR 29GA2019081200002

Service difficulty report · Control Unit · Saab 340B

Difficulty date: August 9, 2019
Submitted: August 12, 2019
Operation: Air carrier
Aircraft: N348AG
Make and model: Saab 340B
Aircraft serial: 340B448
Aircraft time: 38,656 hours, 42,675 cycles
Engine: Ge CT79B
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Control Unit
Part number: D49412001
Part serial: 6410897
Condition: Failed
Location: Landing Gear
Stage of operation: CL
How discovered: O
Nature of condition: P
Precautionary procedure: O

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

What was found

FLIGHT 0072, LANDING GEAR TRANSIT LIGHT DOES NOT ILLUMINATE DURING RETRACTION, NORMAL OPERATION DURING EXTENSION. REMOVED & REPLACED LANDING GEAR CONTROL UNIT IAW AMM 32-31-05-02. PERFORMED ADJUSTMENT/TEST EXTENSION AND RETRACTION IAW AMM 32-30-00-05, TESTED GOOD.

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