DOC AIRBUS | AMM A320FCleaning of the Oil Inlet Cover [CFMB]
TASK 72-56-00-100-001-A
Cleaning of the Oil Inlet Cover
1. Reason for the Job
Use this procedure to clean the oil inlet cover.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Referenced Information
3. Job Set-up
Subtask 72-56-00-941-054-A ** ON A/C NOT FOR ALL
Subtask 72-56-00-110-050-A ** ON A/C NOT FOR ALL
Subtask 72-56-00-410-058-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.01 02:43:29 UTC
Cleaning of the Oil Inlet Cover
1. Reason for the Job
Use this procedure to clean the oil inlet cover.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | WARNING NOTICE(S) |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 72-56-00-000-002-A | Removal of the Oil Inlet Cover Assembly |
| TASK 72-56-00-400-002-A | Installation of the Oil Inlet Cover Assembly |
Cleaning of the Oil Inlet CoverSubtask 72-56-00-941-054-A ** ON A/C NOT FOR ALL
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a WARNING NOTICE(S) to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a WARNING NOTICE(S) to tell persons not to energize the FADEC 1(2).
Subtask 72-56-00-010-057-A ** ON A/C NOT FOR ALL 4. Procedure(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a WARNING NOTICE(S) to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a WARNING NOTICE(S) to tell persons not to energize the FADEC 1(2).
Subtask 72-56-00-110-050-A ** ON A/C NOT FOR ALL
A. Degreasing of the Oil Inlet Cover
(1) Solvent degreasing (alternative procedure available)
Subtask 72-56-00-130-050-A ** ON A/C NOT FOR ALL (1) Solvent degreasing (alternative procedure available)
- refer to CFMI SPM
SPM 702111 , Solvent Degreasing of all materials, except Titanium Alloys.
- refer to CFMI SPM
SPM 702112 , Vapor Degreasing.
NOTE: Use one of these procedures to remove oil and grease from the oil inlet cover.
B. Cleaning of the Oil Inlet Cover
Subtask 72-56-00-210-052-A ** ON A/C NOT FOR ALL - refer to CFMI SPM
SPM 702131 , Descalling ferrous alloys.
C. Inspection of the Oil Nozzle
(1) Make sure that the oil nozzle is clean and clear of unwanted material.
5. Close-up(1) Make sure that the oil nozzle is clean and clear of unwanted material.
Subtask 72-56-00-410-058-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) Install the oil inlet cover (Ref. AMM TASK 72-56-00-400-002).
(3) Remove the WARNING NOTICE(S).
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the oil inlet cover (Ref. AMM TASK 72-56-00-400-002).
(3) Remove the WARNING NOTICE(S).