Service difficulty report · Seat Track · Bombdr DHC8402

Difficulty date
November 10, 2015
Submitted
November 19, 2015
Operation
Air carrier
Aircraft
N421QX
Make and model
Bombdr DHC8402
Aircraft serial
4149
Aircraft time
21,638 hours, 22,939 cycles
Part
Seat Track
Part number
85361510103
Condition
Corroded
Location
Not Reported
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

SEAT TRACK NR 7, PN 85361510-103, CORRODED. REMOVED MID SUPPORT WEB FROM SEAT TRACK NR 7 BS 321.0 TO 469.5 REF SRM 51-42-05. INSTALLED MID WEB SUPPORTS FROM BS 321.0 TO 469.5, REF SRM 51-42-05 AND DWG 85361501, REV E. DETACHED SEAT TRACK SUPPORT FRAME FROM 547.0 TO 564.5 REF SRM 51-41-00. INSTALLED SUPPORT FRAME FROM BS 547-0 TO BS 564.5 & REF SRM 51-41-05, AMD DWG 85361501, REV E. COMPLETE REMOVAL OF SEAT TRACK NR 7 BY DETACHING SUPPORT STRAPS FROM BS 234.0 TO 529.5. INSTALLED SUPPORT STRAPS REMAINING SEAT TRACK BS 7 FROM BS 234.0 TO 529.5, REF SRM 51-41-05 AND DWG 85361501, REV E. LOCATED AND DRILLED NR 7 SEAT TRACK, PN 85361510-103 REF SRM 51-40-07. LOCATED AND DRILLED SEAT TRACK SPLICE COMMON TO SEAT TRACK NR 6 + NR 7. REF SRM 51-40-07-02-01, REF SRM 51-40-07-02-01. LOCATED AND DRILLED SEAT TRACK 7, PN 8536-1510-103, FWD AND AFT SPLICES, REF SRM 51-40-07-02-01. INSTALLED BOLTS AT FRAMES BS 234.0 TO BS 341.0 AND 6 EA HILIGHTS IN AFT SPLICE COMMON TO SEAT TRACK 7 & NR 8, REF SRM 51-41-00-00-01 AND SRM 51-40-15-02-01. COMPLETED INSTALLATION OF SEAT TRACK, NR 7, PN 85361510-103, REF 51-42-05, SRM 51-41-05 + 51-40-15 DWG 85361501, REV 15. INSTALLED DRIP ANGLE FROM FS 301-FS 401 IAW SRM 51-42-05. INSTALLED GROUNDING STUD AND WIRES REF SRM 51-42-05-02-01 AND AMM 51-80-00-400-801. BOND CHECK GOOD REF AMM 51-80-00-760-801. INSTALLED DRIP ANGLE FROM FS 172.0-FS 301.0 ADJACENT TO SEAT TRACK NR 7, REF SRM 51-42-05. RESTORED FINISH TO SEAT TRACK NR 7, REF SRM 51-25-01.