General Visual Inspection of Wing Tip (EWIS)

TASK 05-25-30-200-004-A
General Visual Inspection of Wing Tip (EWIS)

ZONE: 534
ZONE: 634

1. Reason for the Job
Refer to the MPD TASK: ZL-534-01
GENERAL VISUAL INSPECTION OF WING TIP (EWIS)

NOTE: This is an EWIS (Electrical Wiring Interconnection System) procedure. EWIS is defined in ESPM 20-33-11.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 4M (13 FT)
No specific	1	ACCESS PLATFORM 6M (20 FT) - ADJUSTABLE

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
534	WING TIP
634	WING TIP
534BB, 534CB, 534DB, 634BB, 634CB, 634DB
534AB, 534AL, 534BL, 634AB, 634AR, 634BR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 57-31-22-000-001-A	Removal of the Wing-Tip Fence
TASK 57-31-22-400-001-A	Installation of the Wing-Tip Fence
TASK 57-31-23-000-802-A	Removal of the Sharklet Access Panels
TASK 57-31-23-400-802-A	Installation of the Sharklet Access Panels
Access Panels of the Wing Tip ** ON A/C NOT FOR ALL
Access Panels of the Wing Tip ** ON A/C NOT FOR ALL
Wing Tip ** ON A/C NOT FOR ALL
Wing Tip ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 05-25-30-010-053-B ** ON A/C NOT FOR ALL

A. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT) in position.
(2) Remove the access panels:
- 534AB ( 634AB).
- 534AL ( 634AR) and 534BL ( 634BR)

Access Panels of the Wing Tip ** ON A/C NOT FOR ALL

Subtask 05-25-30-010-053-C ** ON A/C NOT FOR ALL

A. Get Access
(1) Put the ACCESS PLATFORM 6M (20 FT) - ADJUSTABLE in position.
(2) Remove the access panels:
- 534BB ( 634BB), 534CB ( 634CB) and 534DB ( 634DB) (Ref. AMM TASK 57-31-23-000-802).

Access Panels of the Wing Tip ** ON A/C NOT FOR ALL

4. Procedure
Subtask 05-25-30-210-053-A

A. Inspection
(1) Do a general visual inspection of the wing tip.
(2) Make sure that there are no signs of corrosion, cracks or damage.
(3) Make sure that all the installations (wiring) are attached correctly.

5. Close-up
Subtask 05-25-30-410-053-B ** ON A/C NOT FOR ALL

A. Close Access
(1) Install the access panels:
- 534AB ( 634AB).
- 534AL ( 634AR) and 534BL ( 634BR) (Ref. AMM TASK 57-31-22-400-001).
(2) Remove the access platform(s).

Subtask 05-25-30-410-053-C ** ON A/C NOT FOR ALL

A. Close Access
(1) Install the access panels:
- 534BB ( 634BB), 534CB ( 634CB) and 534DB ( 634DB) (Ref. AMM TASK 57-31-23-400-802).
(2) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 22:50:14 UTC