SDR 054041

Service difficulty report · Control Unit · Saab 340B

Difficulty date: February 21, 2004
Submitted: February 23, 2004
Operation: Air carrier
Aircraft: N294CJ
Make and model: Saab 340B
Aircraft serial: 340B294
Aircraft time: 25,739 hours, 28,263 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Control Unit
Part number: D49412001
Part serial: 1810787
Condition: Malfunctioned
Location: Mlg
Stage of operation: AP
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

DURING APPROACH, GEAR SELECTOR DOWN, TRANSIT LIGHT OFF, NO GREEN LIGHT INDICATION. EXECUTED MISSED APPROACH, COMPLETED ABNORMAL CHECKLIST, ON 3RD ATTEMPT GEAR OPERATED NORMAL. FERRIED AIRCRAFT TO HEF WITH GEAR PINNED. REPLACED GEAR CONTROL UNIT, PERFORMED FUNCTIONAL CHECK IAW 32-30-00, OPS NORMAL.

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