Service difficulty report · Proximity Switch · Emb EMB135KL

Difficulty date
November 8, 2007
Submitted
November 12, 2007
Operation
Air carrier
Aircraft
N374SK
Make and model
Emb EMB135KL
Aircraft serial
145544
Aircraft time
16,729 hours, 12,462 cycles
Engine
Allsn AE3007A
Engine time
19,202 hours, 14,293 cycles
Part
Proximity Switch
Part number
852701
Part serial
UNKNOWN
Condition
Failed
Location
Spoilers
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

STL TO BDL. - WHILE CLIMBING PAST 26,000 FT EN ROUTE TO BDL, FLIGHT CREW RECEIVED "SPOILER FAIL" EICAS MESSAGE, ACCOMPANIED BY AN OPEN SPOILER INDICATION. THERE WERE NO CHANGES TO THE FLIGHT CHARACTERISTICS OF THE AIRCRAFT, AND IT WAS LEVELED OFF TO TROUBLESHOOT AND RUN THROUGH THE QRH. THE AIRCRAFT LANDED WITHOUT INCIDENT AND WAS TURNED OVER TO MAINTENANCE. MAINTENANCE TROUBLESHOT THE SPOILER SYSTEM AND REPLACED THE RIGHT OUTBOARD SPOILER PROXIMITY SWITCH. AFTER REPLACEMENT OF THE PROXIMITY SWITCH, THE SPOILER SYSTEM OPERATED NORMALLY.

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