Service difficulty report · Servo Control · Airbus A320232

Difficulty date
June 23, 2021
Submitted
June 23, 2021
Operation
Air carrier
Aircraft
N4901U
Make and model
Airbus A320232
Aircraft serial
2680
Aircraft time
43,468 hours, 21,409 cycles
Part
Servo Control
Part number
31276390003
Part serial
5647
Condition
Failed
Location
Spoilers
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

F-CTL SPLR FAULT DISPLAYED REPLACED SEC 1 AND PERFORMED OPERATIONAL TEST AND GROUND ORIGINAL SEC COMPUTER BACK IN SEC 1 LOCATION. OPS CHECKS THE SAME WITH FAULT. NEXT STEP ON TSM IS TO REPLACE THE SERVO CTL-SPLR3. REF TSM 27-60-00-810-833-A AND AMM 27-94-34/401. SCANNING. R SPOILER 3 POSITION ERROR STILL PRESENT. SWAPPED INSPECTION NEEDED BEFORE INSTALL REMOVED RIGHT #3 SPOILER SERVO CNTRL REF MM27-64-51-000-004-A INFORMATION UPDATED INSPECTED AREA NO DEFECTS FOUND. VERIFIED NEW SERVOCONTROL EFFECTIF IAW AIRBUS IPC 27-64-05-03B, OK TO INSTALL MFG P/N 31077-211 MFG S/N 15645. 4E(13) STARTED INSTALLING SPOILER SERVO #3 UP TO AND INCLUDING ITEM NO AMM REF. GIVEN. THE ABOVE SHOULD SAY MM TASK 27-64-51-400-004-A. ITEM 4E (13) FOR RH # 3 SPOILER SERVO CONTROL ATTACH POINT. AMM 27-64-51-400- ACP RII INSPECTION PER GMM 09-25-05 FOR INSTALLATION,TORQUE 004-A. THRU ITEM 4E (13). CONTROL, SERVOC OFF 31-2763-9-0003 5647 ON 31-2763-9-0003 5645 CONTINUED RIGHT SPOILER #3 SERVO INSTALLATION FROM MM27-64-51-400-004-A STEP 4.E.(13) TO COMPLETION. OPS NORMAL AND LEAK CHECK GOOD. ACCOMPLISHED EFCS 1 AND 2 BITE AND OPERATIONAL TEST OF SIDE STICK REF TSM 27-60-00-810-833-A. FAULT MESSAGE IS NO LONGER DISPLAYED. ADD EMP:U102183 ADD FAULT:R SPLR3 POS ERROR 31CE6 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1198142 SN OFF 5647 RII INSP ACP OF RIGHT SPOILER #3 SERVO INSTALLATION FROM MM27-64-51-400-004-A STEP 4.E.(13) TO COMPLETION. OPS NORMAL AND LEAK CHECK GOOD PER GMM 09-25-05.

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