GENERAL VISUAL INSPECTION OF MAIN LANDING GEAR MAIN DOORS (EWIS)

TASK 05-27-30-200-004-A
GENERAL VISUAL INSPECTION OF MAIN LANDING GEAR MAIN DOORS (EWIS)

ZONE: 734
ZONE: 744

1. Reason for the Job
Refer to the MPD TASK: ZL-734-01
GENERAL VISUAL INSPECTION OF MAIN LANDING GEAR MAIN DOORS (EWIS)

NOTE: This task can contribute to fuel savings.

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

2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
734	MAIN DOOR
744	MAIN DOOR
734, 744

B. Referenced Information

REFERENCE	DESIGNATION
TASK 32-12-00-010-001-A	Open the Main Gear Doors for Access
TASK 32-12-00-410-001-A	Close the Main Gear Doors after Access
Main Landing Gear and Doors

3. Job Set-up
Subtask 05-27-30-010-053-A

A. Get Access
(1) Open the main gear doors 734 744 (Ref. AMM TASK 32-12-00-010-001).

4. Procedure
Subtask 05-27-30-210-053-A

A. Inspection
(1) Do a general visual inspection of the main-landing-gear main doors. This inspection includes the zones 734 and 744.

Main Landing Gear and Doors

(2) Make sure that there are no signs of corrosion, cracks or damage.
(3) Make sure that all the installations (wiring, ducting, piping) are attached correctly.

5. Close-up
Subtask 05-27-30-410-053-A

A. Close Access
(1) Close the main gear doors 734 744. (Ref. AMM TASK 32-12-00-410-001)

[Rev.10 from 2021] 2026.04.01 04:25:46 UTC