DOC AIRBUS | AMM A320FDepreservation [CFMB]
TASK 72-00-00-600-027-A
Depreservation
1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Referenced Information
3. Job Set-up
Subtask 72-00-00-869-072-A ** ON A/C NOT FOR ALL
Subtask 72-00-00-630-051-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.01 04:25:37 UTC
Depreservation
1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| TASK 12-13-79-610-002-A | Check oil level and replenish Check Pop Out Indicator of EMCD (Electrical Master Chip Detector) |
| TASK 12-13-79-610-002-A-01 | Check oil level and replenish (Pressure Filling) |
| TASK 12-13-79-610-003-C | Oil Tank Draining |
| TASK 12-13-79-610-004-C | Draining of the Accessory Drive Section |
| TASK 71-00-00-710-001-B | Dry Motoring Check |
| TASK 71-00-00-710-002-B | Wet Motoring Check |
| TASK 72-00-00-600-006-A | Preservation for a Period of up to 30 Days |
| TASK 78-31-00-710-042-A | Operational Test of the Thrust Reverser System |
| TASK 78-31-00-710-042-A | Operational Test of the Thrust Reverser System |
| TASK 78-31-00-710-043-A | Operational Test of the Thrust Reverser without CFDS - Engine Not Running |
| TASK 78-31-00-710-043-A | Operational Test of the Thrust Reverser without CFDS - Engine Not Running |
| TASK 78-31-00-710-043-A-01 | Operational Test of the Thrust Reverser without CFDS - Engine Running |
Subtask 72-00-00-869-072-A ** ON A/C NOT FOR ALL
A. Not Applicable
4. ProcedureSubtask 72-00-00-630-051-A ** ON A/C NOT FOR ALL
A. Depreservation
(1) If engine was previously preserved according to "Preservation for a period of up to 30 days" (Ref. AMM TASK 72-00-00-600-006), do the steps that follow:
(a) Remove all moisture barrier material, seals, caps, covers, as applicable, from the engine.
(b) Do a full thrust reverser cycle (Ref. AMM TASK 78-31-00-710-042) or (Ref. AMM TASK 78-31-00-710-043).
(2) Otherwise, do the steps that follow:
(a) Remove all moisture barrier material, seals, caps, covers, as applicable, from the engine.
(b) Make sure that all the elements removed from the engine are re-installed and that all fuel and oil lines and electrical connectors are connected.
(c) Drain oil tank (Ref. AMM TASK 12-13-79-610-003).
(d) Drain accessory drive assembly (Ref. AMM TASK 12-13-79-610-004).
(e) Fill the oil tank (Ref. AMM TASK 12-13-79-610-002).
(f) Do a wet motoring of the engine (Ref. AMM TASK 71-00-00-710-002).
(g) Do one or more dry motoring operations to remove the remaining fuel (Ref. AMM TASK 71-00-00-710-001).
(h) Do a full thrust reverser cycle (Ref. AMM TASK 78-31-00-710-042) or (Ref. AMM TASK 78-31-00-710-043).
(1) If engine was previously preserved according to "Preservation for a period of up to 30 days" (Ref. AMM TASK 72-00-00-600-006), do the steps that follow:
(a) Remove all moisture barrier material, seals, caps, covers, as applicable, from the engine.
(b) Do a full thrust reverser cycle (Ref. AMM TASK 78-31-00-710-042) or (Ref. AMM TASK 78-31-00-710-043).
(2) Otherwise, do the steps that follow:
(a) Remove all moisture barrier material, seals, caps, covers, as applicable, from the engine.
(b) Make sure that all the elements removed from the engine are re-installed and that all fuel and oil lines and electrical connectors are connected.
(c) Drain oil tank (Ref. AMM TASK 12-13-79-610-003).
(d) Drain accessory drive assembly (Ref. AMM TASK 12-13-79-610-004).
(e) Fill the oil tank (Ref. AMM TASK 12-13-79-610-002).
(f) Do a wet motoring of the engine (Ref. AMM TASK 71-00-00-710-002).
(g) Do one or more dry motoring operations to remove the remaining fuel (Ref. AMM TASK 71-00-00-710-001).
(h) Do a full thrust reverser cycle (Ref. AMM TASK 78-31-00-710-042) or (Ref. AMM TASK 78-31-00-710-043).