SDR DHL2007786507

Service difficulty report · Airstair · Boeing 727214

Difficulty date: March 22, 2007
Submitted: March 29, 2007
Operation: Air carrier
Aircraft: N786AT
Make and model: Boeing 727214
Aircraft serial: 21692
Aircraft time: 61,473 hours, 40,640 cycles
System (JASC): 5260 · Entrance Stairs
Part: Airstair
Condition: Cracked
Location: Bs 1329
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

FOUND CRACK AT LIGHTENING HOLE RT LWR TORQUE BOX STA 1329. STOP DRILLED .250 DIA HOLE AT LIGHTENING HOLE RT LWR TORQUE BOX STA 1329 IAW B727 SRM 51-40-2. HFEC FOR CRACK STOP VERIFIED IAW B727 NDTM PT6 51-00-00 FIG 23. FABRICATED DOUBLER REPAIR AT LIGHTENING HOLE FROM 7075T6, .040, 5.75 BY 3.50 IAW B727 SRM 53-10-2, FIG 6 AND 51-40-2 FIG 1. TREATED ALODINE AND PRIMED IAW B727 SRM 51-10-2. INSTALLED DOUBLER REPAIR AT LIGHTENING HOLE IAW B727 SRM 51-30-2.