DOC AIRBUS | AMM A320FRemoval of the Impeller Assy
TASK 32-48-51-000-002-A
Removal of the Impeller Assy
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Referenced Information
3. Job Set-up
Subtask 32-48-51-941-063-A ** ON A/C NOT FOR ALL
Subtask 32-48-51-020-058-H ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.01 07:14:52 UTC
Removal of the Impeller Assy
FIN: 2866GM ** ON A/C NOT FOR ALL
FIN: 2867GM ** ON A/C NOT FOR ALL
FIN: 2868GM ** ON A/C NOT FOR ALL
FIN: 2869GM ** ON A/C NOT FOR ALL
1. Reason for the JobFIN: 2867GM ** ON A/C NOT FOR ALL
FIN: 2868GM ** ON A/C NOT FOR ALL
FIN: 2869GM ** ON A/C NOT FOR ALL
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | CHOCK - WHEEL(S) |
| No specific | AR | SAFETY BARRIER(S) |
| No specific | AR | SAFETY CLIP - CIRCUIT BREAKER |
| No specific | AR | WARNING NOTICE(S) |
| MG174-04 | 1 | DISASSEMBLY TOOL |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 32-00-00-481-001-A | Installation of the Safety Devices on the Landing Gears |
Impeller AssySubtask 32-48-51-941-063-A ** ON A/C NOT FOR ALL
A. Safety Precautions
(1) Put the CHOCK - WHEEL(S) in position.
(2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
(3) Install the safety devices on the landing gears (Ref. AMM TASK 32-00-00-481-001).
(4) In the cockpit, on panel 400VU:
(a) Make sure that the landing-gear control lever is in the DOWN position.
(b) Put the WARNING NOTICE(S) in position to tell persons not to operate the landing-gear control lever.
Subtask 32-48-51-865-054-A ** ON A/C NOT FOR ALL (1) Put the CHOCK - WHEEL(S) in position.
(2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
(3) Install the safety devices on the landing gears (Ref. AMM TASK 32-00-00-481-001).
(4) In the cockpit, on panel 400VU:
(a) Make sure that the landing-gear control lever is in the DOWN position.
(b) Put the WARNING NOTICE(S) in position to tell persons not to operate the landing-gear control lever.
B. Open, safety and tag this(these) circuit breaker(s):
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/BRK FAN/WHEELS/3 AND 4 | 2GS | L35 |
| 121VU | HYDRAULIC/BRK FAN/WHEELS/1 AND 2 | 1GS | L32 |
| 121VU | HYDRAULIC/BRK/FAN/CTL | 3GS | M32 |
Subtask 32-48-51-020-058-H ** ON A/C NOT FOR ALL
A. Removal of the Impeller Assy
(1) Release the tab washers (7) and remove the screws (8).
(2) Discard the tab washers (7).
(3) Remove the guard assembly (6) along the centerline of the axle. Make sure that you do not cause damage to the splines (1).
(4) Remove the impeller (3) as follows:
(b) Hold the impeller (3) with the MG174-04 DISASSEMBLY TOOL and remove the nut (5) and the washer (4) .
(c) Remove the impeller (3).
(1) Release the tab washers (7) and remove the screws (8).
(2) Discard the tab washers (7).
(3) Remove the guard assembly (6) along the centerline of the axle. Make sure that you do not cause damage to the splines (1).
(4) Remove the impeller (3) as follows:
WARNING:
USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
(a) Cut, remove and discard the lockwire from the nut (5).(b) Hold the impeller (3) with the MG174-04 DISASSEMBLY TOOL and remove the nut (5) and the washer (4) .
(c) Remove the impeller (3).