GENERAL VISUAL INSPECTION OF TAIL CONE APU AND ACCESSORY COMPARTMENT (EWIS)

TASK 05-23-10-200-003-A
GENERAL VISUAL INSPECTION OF TAIL CONE APU AND ACCESSORY COMPARTMENT (EWIS)

ZONE: 315
ZONE: 316

1. Reason for the Job
Refer to the MPD TASK: ZL-315-01
GENERAL VISUAL INSPECTION OF TAIL CONE APU AND ACCESSORY 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 3M (10 FT)- ADJUSTABLE

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
315	TAIL CONE APU AND ACCESSORY COMPARTMENT
316	TAIL CONE APU AND ACCESSORY COMPARTMENT
315AL, 316AR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 52-41-00-010-001-A	Open the APU Doors for Access
TASK 52-41-00-410-001-A	Close the APU Doors after Access

3. Job Set-up
Subtask 05-23-10-010-052-A

A. Get Access
(1) Put an ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position at the zone 310.
(2) Open the access doors:
315AL 316AR.
(Ref. AMM TASK 52-41-00-010-001)

4. Procedure
Subtask 05-23-10-210-052-A

A. Inspection
(1) Do a general visual inspection of the tail cone Auxiliary Power Unit (APU) and accessory compartment.
(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 05-23-10-410-052-A

A. Close Access
(1) Close the access doors:
315AL 316AR.
(Ref. AMM TASK 52-41-00-410-001)
(2) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 22:49:29 UTC