Service difficulty report · Pickle Fork · Boeing 7377H4

Difficulty date
September 9, 2022
Submitted
October 20, 2022
Operation
Air carrier
Aircraft
N224WN
Make and model
Boeing 7377H4
Aircraft serial
32493
Aircraft time
56,537 hours, 33,806 cycles
Part
Pickle Fork
Condition
Cracked
Location
Zn 100 Fus Lower
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

(RH) STEP 2 OF EA 22-153-02730-WIP1 IS INCOMPLETE. REMOVE STRINGER 17 INTERCOSTAL PER 737-700 SRM 51-40-02. REFER TO FIGURE 1-1; REF 144A5901 AND 144A5900 / [01] REMOVED FLOOR WEB ASSY STA 643 - STA 663 IAW B737-700 SRM 51-40-02;[02] REMOVED FLOOR WEB ASSY STA 663 - STA 683 IAW B737-700 SRM 51-40-02;[03] REMOVED CREASE BEAM SPLICE STA 633 TO STA 673 RH IAW B737-700 SRM 51-40-02;[04] VERIFIED ACTIONS 1 - 3 ARE COMPLETE;[05] REMOVED FLOOR SUPPORT STA 663 RH IAW B737-700 SRM 51-40-02;[06] VERIFIED ACTION 5;[07] INSTALLED FLOOR WEB ASSY STA 643 - STA 663 IAW B737-700 SRM 51-40-02-0G-0 AND BOEING DWG# 144A5901 ID:0036 REV:-.;[08] VERIFIED STEP 7 COMPLETE;[09] BEGAN REINSTALLING CREASE BEAM STA 633-673 IAW SRM 51-40-02-0G-0;[10] VERIFIED ACTION 9;[11] OK TO INSTALL FLOOR WEB STA 663-683 STR 17R WL 208;[12] INSTALLED FLOOR WEB ASSY STA 663 - STA 683 IAW B737-700 SRM 51-40-02-0G-0 AND BOEING DWG# 144A5901 ID:0036 REV:-.;[13] VERIFIED ITEM 12;[14] COMPLETED INSTALLING CREASE BEAM STA 633-673 IAW BOEING DWG 144A5900 REV A SRM 51-40-02-0G-0;[15] INSTALLED FLOOR SUPPORT STA 663 RBL45 - RBL64 IAW BOEING DWG 144A5701 REV B SRM 51-40-02;[16] VERIFIED STEPS 14 AND 15;[17] VERIFIED STEPS 14; 15 & 16 C/W;[18] VERIFIED JOB IS COMPLETE;[19] VERIFIED STEP 18 C/W JOB COMPLETE; AUDIT C/W

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