GENERAL VISUAL INSPECTION OF TAIL CONE APU AIR INTAKE AREA (EWIS)

TASK 05-23-10-200-002-A
GENERAL VISUAL INSPECTION OF TAIL CONE APU AIR INTAKE AREA (EWIS)

ZONE: 313
ZONE: 314

1. Reason for the Job
Refer to the MPD TASK: ZL-313-01
GENERAL VISUAL INSPECTION OF TAIL CONE APU AIR INTAKE AREA (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
313	TAIL CONE APU AIR INTAKE AREA
314	TAIL CONE APU AIR INTAKE AREA
314AR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 52-41-23-010-801-A	Opening of Access Door 314AR
TASK 52-41-23-410-801-A	Closing of Access Door 314AR
Access Provision of the Aft Fuselage Tail Section

3. Job Set-up
Subtask 05-23-10-010-051-A

A. Get Access
(1) Put an ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position at the zone 310.
(2) Open the access door 314AR (Ref. AMM TASK 52-41-23-010-801).

Access Provision of the Aft Fuselage Tail Section

4. Procedure
Subtask 05-23-10-210-051-A

A. Inspection
(1) Do a general visual inspection of the air intake area of the Auxiliary Power Unit (APU) on the tail cone (Zones 313 and 314).
(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 05-23-10-410-051-A

A. Close Access
(1) Close the access door 314AR (Ref. AMM TASK 52-41-23-410-801).
(2) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 22:49:28 UTC