Installation of the Electrical Release Strike
TASK 52-51-12-400-001-A
Installation of the Electrical Release Strike
Self explanatory
2. Job Set-up Information
A. Consumable Materials
B. Referenced Information
3. Job Set-up
Subtask 52-51-12-860-050-A
Subtask 52-51-12-420-053-B ** ON A/C NOT FOR ALL
Subtask 52-51-12-860-052-A
[Rev.10 from 2021]
2026.04.01 08:26:35 UTC
Installation of the Electrical Release Strike
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
1. Reason for the JobSelf explanatory
2. Job Set-up Information
A. Consumable Materials
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.05BAE1) | Threadlocking Adhesive-- Medium strength - |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 24-41-00-861-002-A | Energize the Aircraft Electrical Circuits from the External Power |
| TASK 24-41-00-861-002-A-01 | Energize the Aircraft Electrical Circuits from the APU |
| TASK 24-41-00-861-002-A-02 | Energize the Aircraft Electrical Circuits from Engine 1(2) |
| TASK 24-41-00-862-002-A | De-energize the Aircraft Electrical Circuits Supplied from the External Power |
| TASK 24-41-00-862-002-A-01 | De-energize the Aircraft Electrical Circuits Supplied from the APU |
| TASK 24-41-00-862-002-A-02 | De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2) |
| TASK 52-51-00-710-002-A | Operational Test of the Cockpit-Door Locking System (CDLS) |
| TASK 52-51-00-820-001-A | Adjustment of the Cockpit Door, Electrical Release Strikes and Latch Mechanisms |
| ESPM 204825 | |
| ESPM 2048250 | |
| AWM 525102 | |
Subtask 52-51-12-860-050-A
A. Aircraft Maintenance Configuration
(1) Make sure that the access to the cockpit is available.
(2) Make sure that the aircraft electrical circuits are energized (Ref. AMM TASK 24-41-00-861-002).
(3) Make sure that the cockpit door is open.
Subtask 52-51-12-865-051-A (1) Make sure that the access to the cockpit is available.
(2) Make sure that the aircraft electrical circuits are energized (Ref. AMM TASK 24-41-00-861-002).
(3) Make sure that the cockpit door is open.
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 122VU | DOORS/PAX/MONG | 1MQ | T13 |
| ** ON A/C NOT FOR ALL | |||
| 122VU | DOORS CKPT LOCK | 1MQ | T13 |
| 122VU | COCKPIT DOOR LOCK SYSTEM | 1MQ | T13 |
Subtask 52-51-12-420-053-B ** ON A/C NOT FOR ALL
A. Installation of the Electrical Release Strikes
(1) Clean the component interfaces and the adjacent area.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Carefully put the strike harness (3) through the grommet (13) and the release strike (14) in the installation position.
(4) Install the release strike (14) in the strike housing (12) with the screws (15) and (16).
(5) Tighten the screws (15) and (16).
(6) Put the strike housing (12) with the shim plates (9) and/or (10) into the lavatory wall housing (1) and install the spring sheets (11).
(8) Put the cover plate (5) on the lavatory wall housing (1) and install it with the screws (4).
(9) Tighten the screws (4).
(10) Apply a small quantity of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) on the thread of the screws (6).
(11) Put the cover profile (7) on the lavatory wall (8) and install it with the screws (6).
(12) Tighten the screws (6).
Subtask 52-51-12-420-053-C ** ON A/C NOT FOR ALL (1) Clean the component interfaces and the adjacent area.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Carefully put the strike harness (3) through the grommet (13) and the release strike (14) in the installation position.
(4) Install the release strike (14) in the strike housing (12) with the screws (15) and (16).
(5) Tighten the screws (15) and (16).
(6) Put the strike housing (12) with the shim plates (9) and/or (10) into the lavatory wall housing (1) and install the spring sheets (11).
NOTE: The quantity of the shim plates (9) and/or (10) results from the position of the cockpit door.
(7) Connect the electrical connectors: CAUTION:
REFER TO THE MATCH MARKS MADE DURING THE REMOVAL WHEN YOU CONNECT THE ELECTRICAL WIRES.
INCORRECT CONNECTION OF THE WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
(a) Connect the electrical connectors of the strike harness (3) to the fuselage wire harness (2) as given in the ESPM 204825 and AWM 525102. (8) Put the cover plate (5) on the lavatory wall housing (1) and install it with the screws (4).
(9) Tighten the screws (4).
(10) Apply a small quantity of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) on the thread of the screws (6).
(11) Put the cover profile (7) on the lavatory wall (8) and install it with the screws (6).
(12) Tighten the screws (6).
A. Installation of the Electric Release Strikes
(1) Clean the component interfaces and the adjacent area.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Carefully put the strike harness (6) through the grommet (5) and the release strike (11) into its installation position.
(4) Install the release strike (11) in the strike housing (3) with the screws (2) and (12).
(5) Put the strike housing (3) with the shim plates (14), (15) and/or (16) into the lavatory wall housing (1) and install the spring sheets (17).
(7) Put the cover plate (8) on the lavatory wall housing (1) and install with the screws (7).
(8) Apply a small amount of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) to the threads of the screws (9).
(9) Put the cover profile (10) on the lavatory wall (13) and install with the screws (9).
Subtask 52-51-12-420-053-F ** ON A/C NOT FOR ALL (1) Clean the component interfaces and the adjacent area.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Carefully put the strike harness (6) through the grommet (5) and the release strike (11) into its installation position.
(4) Install the release strike (11) in the strike housing (3) with the screws (2) and (12).
(5) Put the strike housing (3) with the shim plates (14), (15) and/or (16) into the lavatory wall housing (1) and install the spring sheets (17).
NOTE: The quantity of the shim plates (14), (15) and/ or (16) result from the position of the cockpit door.
(6) Connect the electrical connectors: CAUTION:
REFER TO THE MATCH MARKS MADE DURING THE REMOVAL WHEN YOU CONNECT THE ELECTRICAL WIRES.
INCORRECT CONNECTION OF THE WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
(a) Connect the electrical connectors of the strike harness (6) to the the fuselage wire harness (4) ESPM 2048250 AWM 525102. (7) Put the cover plate (8) on the lavatory wall housing (1) and install with the screws (7).
(8) Apply a small amount of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) to the threads of the screws (9).
(9) Put the cover profile (10) on the lavatory wall (13) and install with the screws (9).
A. Installation of the Electric Release Strikes
(1) Clean the component interfaces and the adjacent area.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Carefully put the strike harness (6) through the grommet (5) and the release strike (11) into its installation position.
(4) Install the release strike (11) in the strike housing (3) with the screws (2) and (12).
(5) Put the strike housing (3) with the shim plates (14), (15) and/or (16) into the lavatory wall housing (1) and install the spring sheets (17).
(7) Put the cover plate (8) on the lavatory wall housing (1) and install with the screws (7).
(8) Apply a small amount of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) to the threads of the screws (9).
(9) Put the cover profile (10) on the lavatory wall (13) and install with the screws (9).
(10) Carefully put the strike harness (6) through the grommet (5) and the release strike (19) into its installation position.
(11) Install the release strike (19) in the strike housing (18) with the screws (2) and (12).
(12) Put the strike housing (18) with the shim plates (20) and/or (21) into the lavatory wall housing (1) and install the spring sheets (22).
(14) Put the cover plate (8) on the lavatory wall housing (1) and install with the screws (7).
(15) Apply a small amount of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) to the threads of the screws (9).
(16) Put the cover profile (10) on the lavatory wall (13) and install with the screws (9).
Subtask 52-51-12-820-050-C (1) Clean the component interfaces and the adjacent area.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Carefully put the strike harness (6) through the grommet (5) and the release strike (11) into its installation position.
(4) Install the release strike (11) in the strike housing (3) with the screws (2) and (12).
(5) Put the strike housing (3) with the shim plates (14), (15) and/or (16) into the lavatory wall housing (1) and install the spring sheets (17).
NOTE: The quantity of the shim plates (14), (15) and/or (16) results from the position of the cockpit door.
(6) Connect the electrical connectors: CAUTION:
REFER TO THE MATCH MARKS MADE DURING THE REMOVAL WHEN YOU CONNECT THE ELECTRICAL WIRES.
INCORRECT CONNECTION OF THE WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
(a) Connect the electrical connectors of the strike harness (6) to the fuselage wire harness (4) ESPM 2048250 AWM 525102. (7) Put the cover plate (8) on the lavatory wall housing (1) and install with the screws (7).
(8) Apply a small amount of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) to the threads of the screws (9).
(9) Put the cover profile (10) on the lavatory wall (13) and install with the screws (9).
(10) Carefully put the strike harness (6) through the grommet (5) and the release strike (19) into its installation position.
(11) Install the release strike (19) in the strike housing (18) with the screws (2) and (12).
(12) Put the strike housing (18) with the shim plates (20) and/or (21) into the lavatory wall housing (1) and install the spring sheets (22).
NOTE: The quantity of the shim plates (20) and/or (21) results from the position of the cockpit door.
(13) Connect the electrical connectors: CAUTION:
REFER TO THE MATCH MARKS MADE DURING THE REMOVAL WHEN YOU CONNECT THE ELECTRICAL WIRES.
INCORRECT CONNECTION OF THE WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
(a) Connect the electrical connectors of the strike harness (6) to the fuselage wire harness (4) ESPM 2048250 AWM 525102. (14) Put the cover plate (8) on the lavatory wall housing (1) and install with the screws (7).
(15) Apply a small amount of Threadlocking Adhesive-- Medium strength - (Material No.05BAE1) to the threads of the screws (9).
(16) Put the cover profile (10) on the lavatory wall (13) and install with the screws (9).
B. Adjustment
(1) Make sure that the cockpit door is correctly adjusted (Ref. AMM TASK 52-51-00-820-001).
(2) Adjust the electrical release strikes in accordance with the cockpit door position (Ref. AMM TASK 52-51-00-820-001).
Subtask 52-51-12-865-052-A (1) Make sure that the cockpit door is correctly adjusted (Ref. AMM TASK 52-51-00-820-001).
(2) Adjust the electrical release strikes in accordance with the cockpit door position (Ref. AMM TASK 52-51-00-820-001).
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
Subtask 52-51-12-720-052-A 5. Close-up| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 122VU | DOORS/PAX/MONG | 1MQ | T13 |
| ** ON A/C NOT FOR ALL | |||
| 122VU | DOORS CKPT LOCK | 1MQ | T13 |
| 122VU | COCKPIT DOOR LOCK SYSTEM | 1MQ | T13 |
Subtask 52-51-12-860-052-A
A. Put the aircraft back to the serviceable condition.
(1) Make sure that the cockpit door is closed.
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
(1) Make sure that the cockpit door is closed.
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
Electrical Release Strike