Service difficulty report · Acm · Aerosp ATR72212A

Difficulty date
January 28, 2011
Submitted
January 31, 2011
Operation
Air carrier
Aircraft
N494AE
Make and model
Aerosp ATR72212A
Aircraft serial
494
Aircraft time
22,552 hours, 26,669 cycles
Engine
Pwa PW127
Part
Acm
Part number
22051204
Part serial
A0286
Condition
Seized
Location
Zone 100
Part time
949 hours, 1,259 cycles
Stage of operation
TX
How discovered
O
Nature of condition
B
Precautionary procedure
O

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

What was found

(DECLARED EMERGENCY) AFTER LANDING 13R & TAXI IN WHILE CROSSING 18L AND SELECTING REVERSE TO SLOWDOWN A STRONG ACRID ODOR OF SMOKE WAS NOTED FROM COCKPIT AND ALSO NOTED IN FWD AND REAR CABIN. THE F/O SAW WHITE SMOKE ORIGINATING FROM TOP OF GLARESHIELD VENTS OVER TO THROTTLE QUADRANT. THIS WAS VERY BRIEF, IMMEDIATLY SHUTDOWN THE RECIRCS AND BLEEDS WHILE PARKING AND THE SMELL DISSIPATED. R & R LT ACM IAW JIC 21-51-52. DURING INSP FOUND ACM SEIZED, R & R TURBINE INLET CONTROL VALVE IAW JIC 21-51-98. THIS ACTION REQUIRES OPS CK. OPS CHECK TRANSFERED TO LOG PAGE 314620, ITEM 1. LOG PAGE 314619 FOUND BROKEN WIRE AT CONNECTOR 17HBA AND THE CONNECTOR IS CORRODED FOR OVERTEMP SENSOR, REPLACED CONNECTOR PLUG 17HBA AND REPAIRED WIRE IAW SPM 20-44-17. LOG PAGE 314620, ITEM 1, PERFORMED OPS CHECK OF LT TIC VALVE IAW ATR JIC 21-51-98. OPS CHECK GOOD AND OPS CHECKED LT ACM IAW JIC 21-51-00. OPS CHECK GOOD.

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