Service difficulty report · Bracket · Boeing 7377H4

Difficulty date
May 28, 2023
Submitted
June 13, 2023
Operation
Air carrier
Aircraft
N222WN
Make and model
Boeing 7377H4
Aircraft serial
34290
Aircraft time
58,122 hours, 34,829 cycles
Part
Bracket
Part number
UNKNOWN
Condition
Broken
Location
Zn 500 Left Wing
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

LT WING I/B OF NACELLE STRUT - FRONT SPAR AT IFSS 192 PNEUMATIC BLEED SUPPLY DUCT SUPPORT BRACKET AND CLAMP IS BROKEN.<[01] INSTALLED PNEUMATIC BLEED SUPPLY DUCT SUPPORT BRACKET AND CLAMP FROM LT WING I/B OF NACELLE STRUT - FRONT SPAR AT IFSS 192 PER AMM 36-13-01-400-801 AND SRM 51-40-02-0G-01. TORQUE WRENCH DUE DATE 07-02-23 B/C 175940;[02] CORRECTION STEP 1; REMOVED AND REPLACED PNEUMATIC BLEED SUPPLY DUCT SUPPORT BRACKET AND CLAMP FROM LT WING I/B OF NACELLE STRUT - FRONT SPAR AT IFSS 192 PER AMM 36-13-01-000-803; 36-13-01-400-801 AND SRM 51-40-02-0G-01. TORQUE WRENCH DUE DATE 07-02-23 B/C 175940;[03] VERIFIED FINAL CORRECTIVE ACTION STEP 2.

More about the Boeing 737-7H4