Service difficulty report · Seat Track · Bombdr DHC8402

Difficulty date
July 14, 2014
Submitted
July 21, 2014
Operation
Air carrier
Aircraft
N402QX
Make and model
Bombdr DHC8402
Aircraft serial
4032
Aircraft time
31,932 hours, 33,389 cycles
Part
Seat Track
Condition
Corroded
Location
Nr 19
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

R & R SEAT TRACK 19 DUE TO CORROSION. REMOVED SEAT TRACK, PN 85361561-104 IAW SRM 51-42-05-02-01, STEP 4E, 2 THRU 8, SRM 51-42-05-02-01 STEP 6H, 2, A THRU D, 51-40-20-02-01, STEP 6A(2)(A) THRU (C). LOCATED AND DRILLED 95 PERCENT OF HOLES ON SEAT TRACK NR 19, PN 85361561-104, REF SRM 51-40-07-02-01. BEGAN INSTALLING NEW SEAT TRACK, PN 85361561-104 IAW REF SRM 51-42-05 AND DWG 85361551, REV B, FASTENERS INSTALLED 65 PERCENT. OPENED EXISTING RIVET HOLES TO .159 FROM FRAME STA 236.00-388.00, REF RD NR 8/4-53-6256. OPENED EXISTING RIVET HOLES TO 0.159 FROM FRAME STA X388.00-X564.50 REF RD NR 8/4-53-6256, ISSUE 1, DATE 01-JUL-14. LOCATED AND DRILLED HOLES ON TOP OF SEAT TRACK 19 BETWEEN FS X236.00 AND X321.00. LOCATED AND DRILLED SEAT TRACK 19 COMPLETED IAW SRM 51-40-07. CONTINUED INSTALLING FASTENERS INTO SEAT TRACK 19 IAW REF SRM 51-42-05 AND DWG 85361551, REV B, 80 PERCENT OF FASTENERS INSTALLED. INSTALLED, 19 EA, RADIUS BLOCKS COMMON TO SEAT RAIL 19, REF SRM 51-40-15. REMOVED FWD AND AFT SEAT TRACK SPLICES ON SEAT TRACK 19, REF SRM 51-42-05. REINSTALLED FWD AND AFT SEAT TRACK SPLICES ON SEAT TRACK 19, REF SRM 51-42-05 AND SRM 51-40-15. REMOVED DADO PANEL ANGLES TO FOM COMMON TO SEAT RAIL NR 19, REF SRM 51-42-05 & 51-42-45. INSTALLED ANGLES COMMON TO SEAT RAIL 19, REF SRM 51-42-05 & 51-42-45. RESTORED FINISH TO RIVET HEADS ON SEAT TRACK 19, REF SRM 51-25-15 AND SRM 51-25-10. COMPLIED WITH RD8/4-53-6256 ISSUE 1. COMPLIED WITH TASK CARD RD8/4-53-6256.