General Visual Inspection of Underfloor Bay of Bulk Cargo Compartment (EWIS)

TASK 05-21-60-200-002-A
General Visual Inspection of Underfloor Bay of Bulk Cargo Compartment (EWIS)

ZONE: 163
ZONE: 164

1. Reason for the Job
Refer to the MPD TASK: ZL-163-01
GENERAL VISUAL INSPECTION OF UNDERFLOOR BAY OF BULK CARGO COMPARTMENT (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	AR	ACCESS PLATFORM 2M (6 FT)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
163	U/FLOOR BAY OF BULK CARGO COMPARTMENT
164	U/FLOOR BAY OF BULK CARGO COMPARTMENT
826

C. Referenced Information

REFERENCE	DESIGNATION
TASK 52-30-00-860-001-A	Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-002-A	Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 53-42-17-000-001-A	Removal of the Bulk Cargo-Compartment Floor-Panels
TASK 53-42-17-400-001-A	Installation of the Bulk Cargo-Compartment Floor-Panels
TASK 53-42-17-400-001-A-01	Installation of the Bulk Cargo-Compartment Floor-Panels (Alternative Installation Procedure with the Skyflex Option)
Underfloor Bay Area of the Bulk Cargo Compartment ** ON A/C NOT FOR ALL
Underfloor Bay Area of the Bulk Cargo Compartment ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 05-21-60-010-051-B ** ON A/C NOT FOR ALL

A. Get Access
(1) Put the ACCESS PLATFORM 2M (6 FT) in position at zones 163 and 164.
(2) Open aft cargo-compartment door 826 (Ref. AMM TASK 52-30-00-860-001).
(3) Remove the center floor panels from FR59 to FR65 (Ref. AMM TASK 53-42-17-000-001).

Subtask 05-21-60-010-051-C ** ON A/C NOT FOR ALL

4. Procedure
Subtask 05-21-60-210-051-A

A. Inspection

Underfloor Bay Area of the Bulk Cargo Compartment ** ON A/C NOT FOR ALL

(1) Do a general visual inspection of the underfloor bay of the bulk cargo compartment (zones 163 and 164).
(2) Make sure that there are no signs of corrosion, cracks or damage.
(3) Make sure that all the installations (wiring, ducting and piping) are correctly attached.

5. Close-up
Subtask 05-21-60-410-051-B ** ON A/C NOT FOR ALL

A. Close Access
(1) Install the center floor panels from FR59 to FR65 (Ref. AMM TASK 53-42-17-400-001).
(2) Close aft cargo-compartment door
826 (Ref. AMM TASK 52-30-00-860-002).
(3) Remove the access platform(s).

Subtask 05-21-60-410-051-C ** ON A/C NOT FOR ALL

A. Close Access
(1) Install the center floor panels from FR59 to FR65 (Ref. AMM TASK 53-42-17-400-001).
(2) Close aft cargo-compartment door 826 (Ref. AMM TASK 52-30-00-860-002).
(3) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 22:48:56 UTC