APU LOW OIL LEVEL Indication on ECAM inoperative (APS 3200)

TASK 49-70-00-040-002-A
APU LOW OIL LEVEL Indication on ECAM inoperative (APS 3200)

WARNING: BEFORE YOU START WORK, YOU MUST PUT ON A SAFETY HARNESS AND ATTACH IT TO THE ACCESS PLATFORM. WITHOUT A SAFETY HARNESS, YOU CAN FALL. THIS CAN KILL YOU OR CAUSE YOU INJURY.

Task Summary

Access	Test	Specific Tools	Mhr	E/T	Nb Men
YES	NO	YES	0.7	0.7	1

1. Reason for the Job
MMEL 49-70-05A
LOW OIL LEVEL MESSAGE ON THE APU SD PAGE (FAA ONLY)
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE
No specific	1	WARNING NOTICE(S)
98L12003001000	AR	HARNESS,SAFETY

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
315AL, 316AR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
TASK 49-00-00-790-002-A	Leak Test of the APU
TASK 49-90-00-600-004-A	Check Oil Level and Replenish (APS 3200)
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 49-70-00-860-052-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).
(2) On the panel 25VU, make sure that the APU MASTER SW p/bsw is OFF.
(3) Put a WARNING NOTICE(S) in the cockpit to tell persons not to start the APU.

Subtask 49-70-00-010-051-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Put on and attach the HARNESS, SAFETY before you start work in the work area.
(2) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the APU access door 315AL and 316AR.
(3) Open the APU access doors 315AL and 316AR (Ref. AMM TASK 52-41-00-010-001).
(4) Set the light switch 11LJ to the ON position.

4. Procedure
Subtask 49-70-00-210-051-A ** ON A/C NOT FOR ALL

A. Maintenance Action
(1) Do a check of the APU oil level on the oil sight glass.

Replenish, if necessary (Ref. AMM TASK 49-90-00-600-004).

(2) Examine the APU oil consumption:

If the oil consumption is more than 0.9 l (0.95 USquarts) per 10 APU operating-hours you have to monitor continuously the oil-consumption.

(3) Visually inspect the APU and plumbing for oil leaks (Ref. AMM TASK 49-00-00-790-002).

NOTE: Leaks are not permitted.

5. Close-up
Subtask 49-70-00-860-053-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Set the light switch 11LJ to the OFF position.
(3) Close the APU access doors 315AL and 316AR (Ref. AMM TASK 52-41-00-410-001).
(4) Remove the access platform(s).
(5) Remove the safety harness.
(6) De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).
(7) Remove the WARNING NOTICE(S).
(8) Put a temporary placard in the cockpit to tell persons that the APU LOW OIL LEVEL Indication on the APU SD page is inoperative.
(9) Make an applicable entry in the logbook.

[Rev.10 from 2021] 2026.04.01 01:31:56 UTC