Service difficulty report · Skin · Boeing 737824

Difficulty date
April 26, 2022
Submitted
April 27, 2022
Operation
Air carrier
Aircraft
N34222
Make and model
Boeing 737824
Aircraft serial
28931
Aircraft time
72,132 hours, 26,061 cycles
Part
Skin
Part number
112A4102207
Condition
Cracked
Location
Str9rib19,20
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

CRACK FOUND AT LWR LEFT HAND WING SKIN, EXTERIOR, AT STR 9, AT RIB 19, 20 FASTENERS OTBD OF RIB 20. CRACK IS APROX 3 INCHES FWD OF FASTERNER AND RUNS TO 3 INCHES AFT OF FASTENER PANEL #3 BETWEEN WSTA 564.5 AND WSTA 591.5 ON AIRCRAFT N34222 IAW PART 2 OF THE LATEST REV OF ECRA 5725-01094 ON OR BEFORE OCT 21,2023 PERFORM INSPECTION OF THE EXTERNAL DOUBLER/TRIPLER REPAIR TO THE LEFT WING LOWER INSPAR SKIN TOMC APPROVED DIP REF EC/RA 5725-01094 PART 1 STEP 2. ON OR TOMC-APPROVAL FROM SC1ELBYC COMMENT BEFORE 21OCT23, PERFORM AN INSPECTION OF THE EXTERNAL DOUBLER/TRIPLER REPAIR TO THE LEFT WING LOWER INSPAR SKIN PANEL #3 BETWEEN WSTA 564.5 AND WSTA 591.5 IN ACCORDANCE WITH PART 2 OF THE LATEST REVISION OF ECRA 5725-01094. REPAIRED LWR LH WING SKIN EXTEROR AT STR 9 RIB 19 IAW EA 220115 REVISION P4 ADD EMP:V916729 QC REVIEWED RECORDS UPDATE QC REVIEWED T/A: ON OR BEFORE 21OCT23...........LT