Service difficulty report · Skin · Boeing 737724

Difficulty date
July 10, 2010
Submitted
July 14, 2010
Operation
Air carrier
Aircraft
N16709
Make and model
Boeing 737724
Aircraft serial
28779
Aircraft time
40,128 hours, 13,333 cycles
Part
Skin
Condition
Cracked
Location
Horiz Stab
Stage of operation
IN
How discovered
V
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

SUPPORT TASK CRACK FOUND ON RIGHT HORIZONTAL STAB LOWER SKIN AT STAB STA 129.50 AND 25.5"AFT OF FWD SPAR WHILE PERFORMING FCD 5510-02034. CRACK MEASURES 1.375 INCH IN LENGTH. INSTALLED INTERIM REPAIR DOUBLER AND ISSUED DIP TO ACCOMPLISH INITIAL INSPECTIONS PER PART 2 WITHIN 9000 FLIGHT CYCLES FROM 07/09/2010 AND PERFORM REPETITIVE INSPECTIONS AT INTERVALS NOT TO EXCEED 9000 FLIGHT CYCLES AFTER THE INITIAL HAS BEEN ACCOMPLISHED REF ECRA 5510-02106 STEPS 1 THRU 20. INTERIM REPAIR ACCOMPLISHED PER ECRA 5510-02106, PART 1. ACCOMPLISH INITIAL INSPECTION PER PART 2 WITHIN 9000 FLIGHT CYCLES FROM 07/09/2010 AND PERFORM REPETITIVE INSPECTIONS AT INTERVALS NOT TO EXCEED 9000 FLIGHT CYCLES AFTER THE INITIAL HAS BEEN ACCOMPLISHED. RIR: W/I EVERY 9000 F/C STARTING FROM 09JUL2010.