Service difficulty report · Frame · Boeing 7377H4

Difficulty date
March 9, 2023
Submitted
April 17, 2023
Operation
Air carrier
Aircraft
N220WN
Make and model
Boeing 7377H4
Aircraft serial
32491
Aircraft time
58,003 hours, 34,631 cycles
Part
Frame
Condition
Corroded
Location
Zn 200 Fus Top
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

CORROSION** AT LOWER SIDE FRAME STA 303.9; LBL 64; WL 208.1 CORROSION** AT LOWER SIDE FRAME STA 303.9 LBL64 WL 208.1<[01] REMOVED CORROSION AT LOWER SIDE FRAME AT FRAME STA 306.9 LBL 64 PER B737-700 SRM 51-10-02-0G-0;[02] PERFORMED VISUALLY INSPECTION AT FRAME PER B737-700 SRM 51-10-02-0G-0;[03] VERIFIED STEP 1 AND 2 AND PERFORMED GVI OF BLENDED AREA;[04] DAMAGE HAS BEEN REPAIRED PER EA 23-153-00948 WIP 1 [TTG8Q00JZPDD] <BR>WIP 2 [TTG8Q00K21ZJ] FINAL EA [TTG8Q00K6QF5] REFERENCE BOEING SERVICE REQUEST ID 4-5767628680 AND BOEING MESSAGE PRO-SWA-23-0039-02B WITH FAA FORM 8100-9 [STAGE 1 & 2].;[05] THERE ARE NO SPECIFIC LIMITS OR REPAIRS WITHIN THE 737-700 SRM FOR THE SUBJECT DAMAGE. DAMAGE HAS BEEN REPAIRED PER EA 23-153-00948 WIP 1 [TTG8Q00JZPDD] WIP 2 [TTG8Q00K21ZJ] FINAL EA [TTG8Q00K6QF5] REFERENCE BOEING SERVICE REQUEST ID 4-5767628680 AND BOEING MESSAGE PRO-SWA-23-0039-02B WITH FAA FORM 8100-9 [STAGE 1 & 2].;[06] VERIFIED STEP 5

More about the Boeing 737-7H4