DOC AIRBUS | AMM A320FSampling of the Engine Oil for Analysis
TASK 12-32-79-600-010-A
Sampling of the Engine Oil for Analysis
This task gives the instructions necessary to sample the engine oil for analysis. The sample must be made within 15 to 30 minutes after engine shutdown.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 12-32-79-941-052-A ** ON A/C NOT FOR ALL
Subtask 12-32-79-010-055-A ** ON A/C NOT FOR ALL
Subtask 12-32-79-410-055-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.02 07:44:38 UTC
Sampling of the Engine Oil for Analysis
WARNING:
DO NOT LET ENGINE OIL STAY ON YOUR SKIN FOR A LONG TIME. FLUSH THE OIL FROM YOUR SKIN WITH WATER. THE OIL IS POISONOUS AND CAN GO THROUGH YOUR SKIN AND INTO YOUR BODY.
WARNING:
BE CAREFUL WHEN YOU DO WORK ON THE ENGINE PARTS AFTER THE ENGINE SHUTDOWN. USE APPLICABLE THERMAL GLOVES. THE ENGINE PARTS CAN STAY HOT FOR ONE HOUR AFTER SHUTDOWN AND CAN BURN YOU.
WARNING:
DO NOT REMOVE THE FILLER CAP OF THE OIL TANK IMMEDIATELY AFTER ENGINE OPERATION. LET THE OIL PRESSURE DECREASE FOR A MINIMUM OF 5 MINUTES AFTER THE ENGINE SHUTDOWN. IF YOU OPEN THE FILLER CAP WHEN THERE IS PRESSURE IN THE TANK, THE OIL CAN BURN YOU DANGEROUSLY.
ZONE: 400
1. Reason for the JobThis task gives the instructions necessary to sample the engine oil for analysis. The sample must be made within 15 to 30 minutes after engine shutdown.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | BOTTLE - PLASTIC |
| No specific | AR | WARNING NOTICE(S) |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.V10-077) | engine oil |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 400 | POWER PLANT, NACELLES AND PYLONS |
| FOR [1000EM1] (ENGINE-1) | |
| 437AL, 438AR | |
| FOR [1000EM2] (ENGINE-2) | |
| 447AL, 448AR | |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 12-13-79-610-011-A | Check Oil Level and Replenish |
| TASK 70-23-13-911-010-A | Procedures for the Installation of Preformed Packings |
| TASK 71-13-00-010-010-A | Opening of the Fan Cowls 437AL(447AL),438AR(448AR) |
| TASK 71-13-00-410-010-A | Closing of the Fan Cowls 437AL(447AL),438AR(448AR) |
Oil Tank Filler CapSubtask 12-32-79-941-052-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 12-32-79-010-054-A ** ON A/C NOT FOR ALL (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).
B. Open the fan cowl doors: (Ref. AMM TASK 71-13-00-010-010)
(1) FOR [1000EM1] (ENGINE-1)
437AL, 438AR
(2) FOR [1000EM2] (ENGINE-2)
447AL, 448AR.
4. Procedure(1) FOR [1000EM1] (ENGINE-1)
437AL, 438AR
(2) FOR [1000EM2] (ENGINE-2)
447AL, 448AR.
Subtask 12-32-79-010-055-A ** ON A/C NOT FOR ALL
A. Remove the filler cap from the engine oil tank
(1) Lift the handle (6) to open the cap (1).
(2) Turn the handle to align the lock (3) with the slots (4).
(3) Remove the filler cap (1) from the filler neck (7).
Subtask 12-32-79-281-052-A ** ON A/C NOT FOR ALL (1) Lift the handle (6) to open the cap (1).
(2) Turn the handle to align the lock (3) with the slots (4).
(3) Remove the filler cap (1) from the filler neck (7).
B. Sampling of the oil
(2) Tag oil sample as follows:
(b) Operating time since last oil sample
(c) Date of sample
(d) Identification of engine (Serial Number)
(e) Type and brand of oil used.
Subtask 12-32-79-612-051-A ** ON A/C NOT FOR ALL Subtask 12-32-79-410-054-A ** ON A/C NOT FOR ALL CAUTION:
USE A NEW AND VERY CLEAN PLASTIC BOTTLE WITH A NEW SCREW TOP AND A NEW PLASTIC TUBE. DO NOT USE THESE ITEMS AGAIN.
(1) Take a sample by squeezing a BOTTLE - PLASTIC and then dipping a tube end into the oil. (2) Tag oil sample as follows:
NOTE: Samples for chemical or spectrometric analysis should be sent to the laboratory as soon as possible.
(a) Engine total operating time (b) Operating time since last oil sample
(c) Date of sample
(d) Identification of engine (Serial Number)
(e) Type and brand of oil used.
D. Install the oil tank filler cap
(1) Examine the packing (2) on the filler cap (1). Replace the packing if it is demanded (Ref. AMM TASK 70-23-13-911-010).
(2) Apply engine oil (Material No.V10-077) to the packing (2).
(3) Make sure that the filler cap handle (6) is in the open position.
(4) Align the lock (3) of the cap (1) with the slots (4) in the filler neck (7).
(5) Install the cap and turn the handle to the closed position.
(6) Lower the handle to lock the cap.
5. Close-up(1) Examine the packing (2) on the filler cap (1). Replace the packing if it is demanded (Ref. AMM TASK 70-23-13-911-010).
(2) Apply engine oil (Material No.V10-077) to the packing (2).
(3) Make sure that the filler cap handle (6) is in the open position.
(4) Align the lock (3) of the cap (1) with the slots (4) in the filler neck (7).
(5) Install the cap and turn the handle to the closed position.
(6) Lower the handle to lock the cap.
Subtask 12-32-79-410-055-A ** ON A/C NOT FOR ALL