DOC AIRBUS | AMM A320FRemoval of the Locking Shaft Assembly
TASK 52-32-21-000-011-A
Removal of the Locking Shaft Assembly
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Work Zones and Access Panels
C. Referenced Information
3. Job Set-up
Subtask 52-32-21-010-062-A ** ON A/C NOT FOR ALL
Subtask 52-32-21-020-068-A ** ON A/C NOT FOR ALL
(1) Make match marks on the components that you disconnect/remove to record their connections/positions. This is important for the subsequent installation procedure.
(2) Disconnect the connection rod (159) from the vent door lever (162):
(a) Remove and discard the cotter pin (164).
(b) Remove the nut (163), the washers (161) and the bolt (160) from the vent door lever (162).
(c) Remove the lower eye-end of the connection rod (159) from the vent door lever (162).
(3) Disconnect the control rod (56) from the locking shaft lever (52):
(a) Remove and discard the cotter pin (53).
(b) Remove the nut (54), the washers (55) and the bolt (57) from the locking shaft lever (52).
(c) Remove the lower fork-end of the control rod (56) from the locking shaft lever (52).
(4) Remove the locking shaft (148) from the cargo door:
(a) Remove the nut (140), the washer (141), the sleeve (142) and the tapered pin (143) from the locking shaft lever (52).
(b) Remove the nuts (146) and the hi-lok pins (144) from the lock cams (145).
(c) Remove the nuts (168), the washers (167), the sleeves (166) and the tapered pins (165) from the vent door lever (162).
(d) Remove the locking shaft (148) slowly through the lateral cutout of the cargo door.
(e) Collect the vent door lever (162), the washers (169), the lock cams (145) and the locking shaft lever (52) during this movement.
[Rev.10 from 2021]
2026.04.02 06:28:02 UTC
Removal of the Locking Shaft Assembly
ZONE: 826
1. Reason for the JobSelf explanatory
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 | AR | SAFETY CLIP - CIRCUIT BREAKER |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 826 | AFT CARGO COMPARTMENT DOOR |
| 826AR | |
| 826BR, 826CR |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 52-30-00-860-001-A | Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump |
| TASK 52-32-33-000-001-A | Removal of the Door Fairings and Access Panels |
Subtask 52-32-21-010-062-A ** ON A/C NOT FOR ALL
A. Get Access
Access Panel and Protection Plugs ** ON A/C NOT FOR ALL
Access Panel and Protection Plugs ** ON A/C NOT FOR ALL
(1) Open the AFT cargo-compartment door (referred to as cargo door) and safety it with the actuator safety locks (Ref. AMM TASK 52-30-00-860-001).
(2) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position at the cargo door.
(3) Remove the access panel 826AR from the cargo door.
(4) Remove the protection plug (7) from the lateral cutout of the edge member as necessary.
Subtask 52-32-21-010-062-C ** ON A/C NOT FOR ALL Access Panel and Protection Plugs ** ON A/C NOT FOR ALL Access Panel and Protection Plugs ** ON A/C NOT FOR ALL (2) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position at the cargo door.
(3) Remove the access panel 826AR from the cargo door.
(4) Remove the protection plug (7) from the lateral cutout of the edge member as necessary.
A. Get Access
Access Panel and Protection Plugs ** ON A/C NOT FOR ALL
Access Panel and Protection Plugs ** ON A/C NOT FOR ALL
(1) Open the AFT cargo-compartment door (referred to as cargo door) and safety it with the actuator safety locks (Ref. AMM TASK 52-30-00-860-001).
(2) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position at the cargo door.
(3) Remove the door fairing 826CR and the access panels 826AR and 826BR from the cargo door (Ref. AMM TASK 52-32-33-000-001).
(4) Remove the protection plugs (10) or (11) from the lateral cutout of the edge member as necessary.
Subtask 52-32-21-865-077-A Access Panel and Protection Plugs ** ON A/C NOT FOR ALL Access Panel and Protection Plugs ** ON A/C NOT FOR ALL (2) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position at the cargo door.
(3) Remove the door fairing 826CR and the access panels 826AR and 826BR from the cargo door (Ref. AMM TASK 52-32-33-000-001).
(4) Remove the protection plugs (10) or (11) from the lateral cutout of the edge member as necessary.
B. Open, safety and tag this(these) circuit breaker(s):
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/HYD POWER/Y | 3803GX | N30 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/HYD POWER/Y | 3803GX | N31 |
| ** ON A/C ALL | |||
| 122VU | DOORS/CARGO | 1MJ | T12 |
| 123VU | Y HYD/ELEC/PUMP | 3802GX | AB06 |
| 123VU | Y HYD/ELEC/ELEC PUMP/NORM | 3801GX | AB03 |
Subtask 52-32-21-020-068-A ** ON A/C NOT FOR ALL
A. Removal of the Locking Shaft Assembly
(a) Remove and discard the cotter pin (164) from the nut (163).
(b) Remove the nut (163), the washers (161) and the bolt (160) from the vent door lever (162).
(c) Remove the lower fork- end of the connection rod (159) from the vent door lever (162).
(2) Disconnect the control rod (156) from the drift pin lever (158) as follows:
(a) Remove and discard the cotter pin (153) from the nut (154).
(b) Remove the nut (154), the washer (155) and the bolt (157) to disconnect the control rod (156) from the drift pin lever (158).
(3) Disconnect the control rod (56) from the locking shaft lever (52) as follows:
(a) Remove and discard the cotter pin (53) from the nut (54).
(b) Remove the nut (54), the washers (55) and the bolt (57) from the locking shaft lever (52).
(c) Remove the lower fork-end of the control rod (56) from the locking shaft lever (52).
(4) Disassemble the different components from the locking shaft (148) as follows:
(a) Remove the nuts (140), the washers (141), the sleeves (142) and the tapered pins (143) from the locking shaft lever (52).
(b) Remove the nuts (152), the washers (151), the sleeves (150) and the tapered pins (149) from the drift pin lever (158).
(c) Remove the nuts (168), the washers (167), the sleeves (166) and the tapered pins (165) from the the vent door lever (162).
(d) Remove the nuts (146), the washers (147) and the Hi-Lok pins (144) from the lock cams (145).
(e) Remove the vent door lever (162) and the locking shaft lever (52) from the end of the locking shaft (148).
(5) Remove the locking shaft (148) from the cargo door structure as follows:
(a) Move the locking shaft (148) slowly through the lateral cutout of the cargo door.
Subtask 52-32-21-020-068-C ** ON A/C NOT FOR ALL NOTE: Identify the installation position of the lock cams, the drift pin lever, the control lever and the vent door lever with a mark.
(1) Disconnect the connection rod (159) from the vent door lever (162) as follows: (a) Remove and discard the cotter pin (164) from the nut (163).
(b) Remove the nut (163), the washers (161) and the bolt (160) from the vent door lever (162).
(c) Remove the lower fork- end of the connection rod (159) from the vent door lever (162).
(2) Disconnect the control rod (156) from the drift pin lever (158) as follows:
(a) Remove and discard the cotter pin (153) from the nut (154).
(b) Remove the nut (154), the washer (155) and the bolt (157) to disconnect the control rod (156) from the drift pin lever (158).
(3) Disconnect the control rod (56) from the locking shaft lever (52) as follows:
(a) Remove and discard the cotter pin (53) from the nut (54).
(b) Remove the nut (54), the washers (55) and the bolt (57) from the locking shaft lever (52).
(c) Remove the lower fork-end of the control rod (56) from the locking shaft lever (52).
(4) Disassemble the different components from the locking shaft (148) as follows:
(a) Remove the nuts (140), the washers (141), the sleeves (142) and the tapered pins (143) from the locking shaft lever (52).
(b) Remove the nuts (152), the washers (151), the sleeves (150) and the tapered pins (149) from the drift pin lever (158).
(c) Remove the nuts (168), the washers (167), the sleeves (166) and the tapered pins (165) from the the vent door lever (162).
(d) Remove the nuts (146), the washers (147) and the Hi-Lok pins (144) from the lock cams (145).
(e) Remove the vent door lever (162) and the locking shaft lever (52) from the end of the locking shaft (148).
(5) Remove the locking shaft (148) from the cargo door structure as follows:
(a) Move the locking shaft (148) slowly through the lateral cutout of the cargo door.
NOTE: Collect the lock cams (145) and the drift pin lever (158) during this movement.
(b) Remove the lock cams (145), the washers (169) and the drift pin lever (158) while you remove the locking shaft (148) from the sliding bearing (of each frame forkend). NOTE: The washers (169) are only installed at FR53 (FR56).
A. Removal of the Locking Shaft Assembly
(a) Remove and discard the cotter pin (164) from the nut (163).
(b) Remove the nut (163), the washers (161) and the bolt (160) from the vent door lever (162).
(c) Remove the lower eye-end of the connection rod (159) from the vent door lever (162).
(2) Disconnect the control rod (59) from the locking shaft lever (52) as follows:
(a) Remove and discard the cotter pin (53) from the nut (54).
(b) Remove the nut (54), the washers (55) and the bolt (57) from the locking shaft lever (52).
(c) Remove the lower fork-end of the control rod (59) from the locking shaft lever (52).
(3) Disassemble the different components from the locking shaft (148) as follows:
(a) Remove the nuts (140), the washers (141), the sleeves (142) and the tapered pins (143) from the locking shaft lever (52).
(b) Remove the nuts (168), the washers (167), the sleeves (166) and the tapered pins (165) from the the vent door lever (162).
(c) Remove the nuts (146), the washers (147) and the Hi-Lok pins (144) from the lock cams (145).
(d) Remove the vent door lever (162) and the locking shaft lever (52) from the end of the locking shaft (148).
(4) Remove the locking shaft (148) from the cargo door structure as follows:
(a) Move the locking shaft (148) slowly through the lateral cutout of the cargo door.
Subtask 52-32-21-020-068-D ** ON A/C NOT FOR ALL NOTE: Identify the installation position of the lock cams, the drift pin lever and the vent door lever with a mark.
(1) Disconnect the connection rod (159) from the vent door lever (162) as follows: (a) Remove and discard the cotter pin (164) from the nut (163).
(b) Remove the nut (163), the washers (161) and the bolt (160) from the vent door lever (162).
(c) Remove the lower eye-end of the connection rod (159) from the vent door lever (162).
(2) Disconnect the control rod (59) from the locking shaft lever (52) as follows:
(a) Remove and discard the cotter pin (53) from the nut (54).
(b) Remove the nut (54), the washers (55) and the bolt (57) from the locking shaft lever (52).
(c) Remove the lower fork-end of the control rod (59) from the locking shaft lever (52).
(3) Disassemble the different components from the locking shaft (148) as follows:
(a) Remove the nuts (140), the washers (141), the sleeves (142) and the tapered pins (143) from the locking shaft lever (52).
(b) Remove the nuts (168), the washers (167), the sleeves (166) and the tapered pins (165) from the the vent door lever (162).
(c) Remove the nuts (146), the washers (147) and the Hi-Lok pins (144) from the lock cams (145).
(d) Remove the vent door lever (162) and the locking shaft lever (52) from the end of the locking shaft (148).
(4) Remove the locking shaft (148) from the cargo door structure as follows:
(a) Move the locking shaft (148) slowly through the lateral cutout of the cargo door.
NOTE: Collect the lock cams (145) during this movement.
WARNING:
USE PROTECTIVE GOGGLES WHEN YOU REMOVE OR INSTALL A COTTER PIN. EACH TIME YOU REMOVE A COTTER PIN DURING THE TASK, DISCARD IT IMMEDIATELY. A LOOSE COTTER PIN CAN CUT YOU OR MAKE YOU BLIND.
A. Removal of the Locking Shaft Assembly (1) Make match marks on the components that you disconnect/remove to record their connections/positions. This is important for the subsequent installation procedure.
(2) Disconnect the connection rod (159) from the vent door lever (162):
(a) Remove and discard the cotter pin (164).
(b) Remove the nut (163), the washers (161) and the bolt (160) from the vent door lever (162).
(c) Remove the lower eye-end of the connection rod (159) from the vent door lever (162).
(3) Disconnect the control rod (56) from the locking shaft lever (52):
(a) Remove and discard the cotter pin (53).
(b) Remove the nut (54), the washers (55) and the bolt (57) from the locking shaft lever (52).
(c) Remove the lower fork-end of the control rod (56) from the locking shaft lever (52).
(4) Remove the locking shaft (148) from the cargo door:
(a) Remove the nut (140), the washer (141), the sleeve (142) and the tapered pin (143) from the locking shaft lever (52).
(b) Remove the nuts (146) and the hi-lok pins (144) from the lock cams (145).
(c) Remove the nuts (168), the washers (167), the sleeves (166) and the tapered pins (165) from the vent door lever (162).
(d) Remove the locking shaft (148) slowly through the lateral cutout of the cargo door.
(e) Collect the vent door lever (162), the washers (169), the lock cams (145) and the locking shaft lever (52) during this movement.
NOTE: The washers (169) are installed only at FR 53(FR56).