SDR MALA040213

Service difficulty report · Bulb · Saab 340B

Difficulty date
February 21, 2004
Submitted
February 27, 2004
Operation
Air carrier
Aircraft
N404XJ
Make and model
Saab 340B
Aircraft serial
340B404
Aircraft time
16,938 hours, 18,537 cycles
Engine
Ge CT79B
Part
Bulb
Part number
CM7715
Condition
Burned Out
Location
Mlg Indicator
Stage of operation
CL
How discovered
C
Nature of condition
P
Precautionary procedure
A

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

What was found

TRANSIT LIGHT ON AFTER LIFT OFF, DURING GEAR RETRACTION (HYDRAULIC PUMP ON) TRANSIT LIGHT GOT BRIGHTER THEN REMAINED ON ALONG WITH RT GEAR LIGHT. LT AND RT NOSE GEAR LIGHTS WERE OUT. CYCLED GEAR DOWN, GOT 3 GREEN GEAR LIGHT BUT THE TRANSIT LIGHT REMAINED ON. FOUND TEST BUTTON TO BE ENGAGED SLIGHTLY CAUSING LIGHT TO STAY ON IN DIM MODE. CHANGED BULBS CM7715. PERFORMED GEAR SWINGS IAW MFG AMM CH 32-30-00-5 TO CHECK FOR GREEN LIGHT RT MAIN BEING OFF. GEAR SWINGS ALL CHECK GOOD AFTER 10 UP AND DOWN SWINGS. LIGHT (TRANSIT) DOES NOT STAY ON WITH GEAR IN UP OR DOWN POSITION. OK FOR SERVICE.

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