DOC AIRBUS | AMM A320FCharging of the Door Damper and Emergency Operation Cylinders at the Emergency Exit Doors
TASK 52-22-00-614-002-A
Charging of the Door Damper and Emergency Operation Cylinders at the Emergency Exit Doors
A. Fixtures, Tools, Test and Support Equipment
B. Referenced Information
3. Job Set-up
Subtask 52-22-00-860-079-A ** ON A/C NOT FOR ALL
Subtask 52-22-00-614-052-B ** ON A/C NOT FOR ALL
Subtask 52-22-00-410-061-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.01 03:57:03 UTC
Charging of the Door Damper and Emergency Operation Cylinders at the Emergency Exit Doors
FIN: 1600WM ** ON A/C NOT FOR ALL
FIN: 1601WM ** ON A/C NOT FOR ALL
FIN: 1602WM ** ON A/C NOT FOR ALL
FIN: 1603WM ** ON A/C NOT FOR ALL
1. Reason for the JobFIN: 1601WM ** ON A/C NOT FOR ALL
FIN: 1602WM ** ON A/C NOT FOR ALL
FIN: 1603WM ** ON A/C NOT FOR ALL
NOTE: The steps related to the Cabin Intercommunication Data System (CIDS) are only applicable on aircraft when the door damper and emergency cylinders are connected to the CIDS.
2. Job Set-up InformationA. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE |
| No specific | 1 | ADAPTER DIA 0.30-32 UNF - EXTENSION |
| No specific | 1 | FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE |
| No specific | AR | SAFETY CLIP - CIRCUIT BREAKER |
| No specific | Torque wrench: range to between 1.1 and 0.9 m.daN (97.35 and 79.65 lbf.in )  | |
| 98F52107520001 | 1 | WRENCH-ACTUATOR,EMERGENCY DOOR |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 23-73-00-740-005-A | BITE-Test of the Cabin Intercommunication Data System (CIDS) through the CFDS |
| TASK 23-73-00-740-005-B | Interface and Power-Up Test of the Cabin Intercommunication Data System (CIDS) through the CFDS |
| 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 26-10-00-740-801-A | BITE Test of the Smoke Detection Function - System Test |
| TASK 52-22-00-010-001-A | Opening of the Emergency Exit Doors from the Passenger Compartment |
| TASK 52-22-00-410-001-A | Closing of the Emergency Exit Doors from the Passenger Compartment |
| TASK 52-22-00-860-003-A | Special Precaution before Maintenance on the Door Damper and Emergency Operation Cylinder |
| TASK 52-22-00-860-004-A | Special Precaution after Maintenance on the Door Damper and Emergency Operation Cylinder |
| TASK 52-22-14-000-001-A | Removal of the Door Damper and Emergency Operation Cylinder |
Charging of the Door Damper and Emergency Operation CylinderSubtask 52-22-00-860-079-A ** ON A/C NOT FOR ALL
A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Do the special precaution procedure on the door damper and emergency operation cylinder (Ref. AMM TASK 52-22-00-860-003).
Subtask 52-22-00-865-060-A ** ON A/C NOT FOR ALL (1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Do the special precaution procedure on the door damper and emergency operation cylinder (Ref. AMM TASK 52-22-00-860-003).
B. Open, safety and tag this(these) circuit breaker(s):
Subtask 52-22-00-010-069-A ** ON A/C NOT FOR ALL | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| FOR FIN: 1603WM (ACTUATOR EMERGENCY EXIT) FOR FIN: 1601WM (ACTUATOR EMERGENCY EXIT) | |||
| 49VU | COM/CIDS/DEU B/ESS | 153RH | G03 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | COM NAV/CIDS/DEU B NORM/R | 620RH | M08 |
| 121VU | COM NAV/CIDS/DEU B NORM/L | 619RH | M07 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | COM NAV/CIDS/DEU B/NORM | 162RH | M09 |
C. Get Access
(1) Open the applicable emergency exit door (referred to as door) (Ref. AMM TASK 52-22-00-010-001).
(2) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the opened door.
4. Procedure(1) Open the applicable emergency exit door (referred to as door) (Ref. AMM TASK 52-22-00-010-001).
(2) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the opened door.
Subtask 52-22-00-614-052-B ** ON A/C NOT FOR ALL
A. Pressurization of the Pressure Accumulator
(1) Remove the protection cap (6) from the pressure filling valve (2).
(2) Put the 98F52107520001 WRENCH-ACTUATOR,EMERGENCY DOOR (7) in position on the filling valve nut (3).
(a) Install the ADAPTER DIA 0.30-32 UNF - EXTENSION on the pressure filling valve (2).
(b) Connect the FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE to the ADAPTER DIA 0.30-32 UNF - EXTENSION.
(4) Loosen the filling valve nut (3) to open the pressure filling valve (2).
(5) Fill the pressure accumulator (5) to the correct pressure as follows:
(b) Slowly fill (for more than 10 seconds) the pressure accumulator (5) to 69 bar (1000.7601 psi) maximum.
(c) Do a check for approximately two minutes to see if the pressure decreases.
(d) If the pressure decreases more than moderately, stop the filling procedure.
(e) If the leak does not come from the inflation equipment, release the pressure and remove the door damper and the emergency operation cylinder (Ref. AMM TASK 52-22-14-000-001).
(f) If there is no leak, slowly fill (for more than seven seconds) the pressure accumulator (5) to 123 -2 bar or +2 bar (1783.9637 -29.0075 psi or +29.0075 psi).
(g) Do a check for approximately 10 minutes to see if the pressure decreases.
(h) If the pressure decreases more than moderately, stop the filling procedure.
(i) If the leak does not come from the inflation equipment, release the pressure and remove the door damper and the emergency operation cylinder (Ref. AMM TASK 52-22-14-000-001).
(6) Remove the 98F52107520001 WRENCH-ACTUATOR,EMERGENCY DOOR (7) from the filling valve nut (3) when the pointer of the pressure gage (4) is in the green area and stable.
(7) Close the control valve of the FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE.
(8) Remove the ADAPTER DIA 0.30-32 UNF - EXTENSION from the pressure filling valve (2).
.
(10) Install the protection cap (6) on the pressure filling valve (2).
5. Close-up(1) Remove the protection cap (6) from the pressure filling valve (2).
(2) Put the 98F52107520001 WRENCH-ACTUATOR,EMERGENCY DOOR (7) in position on the filling valve nut (3).
WARNING:
DO NOT LET COMPRESSED GAS TOUCH YOUR SKIN. THE GAS CAN GO THROUGH THE SKIN AND MAKE BUBBLES IN THE BLOOD. THIS CONDITION CAN KILL YOU.
(3) Connect the FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE to the pressure filling valve (2) as follows: (a) Install the ADAPTER DIA 0.30-32 UNF - EXTENSION on the pressure filling valve (2).
(b) Connect the FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE to the ADAPTER DIA 0.30-32 UNF - EXTENSION.
(4) Loosen the filling valve nut (3) to open the pressure filling valve (2).
(5) Fill the pressure accumulator (5) to the correct pressure as follows:
NOTE: The pressure accumulator (5) is correctly pressurized with 123 -2 bar or +2 bar (1783.9637 -29.0075 psi or +29.0075 psi) when the pointer of the pressure gage (4) is in the green area.
(a) Carefully open the control valve of the FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE. (b) Slowly fill (for more than 10 seconds) the pressure accumulator (5) to 69 bar (1000.7601 psi) maximum.
(c) Do a check for approximately two minutes to see if the pressure decreases.
(d) If the pressure decreases more than moderately, stop the filling procedure.
(e) If the leak does not come from the inflation equipment, release the pressure and remove the door damper and the emergency operation cylinder (Ref. AMM TASK 52-22-14-000-001).
(f) If there is no leak, slowly fill (for more than seven seconds) the pressure accumulator (5) to 123 -2 bar or +2 bar (1783.9637 -29.0075 psi or +29.0075 psi).
(g) Do a check for approximately 10 minutes to see if the pressure decreases.
(h) If the pressure decreases more than moderately, stop the filling procedure.
(i) If the leak does not come from the inflation equipment, release the pressure and remove the door damper and the emergency operation cylinder (Ref. AMM TASK 52-22-14-000-001).
(6) Remove the 98F52107520001 WRENCH-ACTUATOR,EMERGENCY DOOR (7) from the filling valve nut (3) when the pointer of the pressure gage (4) is in the green area and stable.
(7) Close the control valve of the FILLING EQUIPMENT - NITROGEN, PRESSURE REGULATED GAGE.
(8) Remove the ADAPTER DIA 0.30-32 UNF - EXTENSION from the pressure filling valve (2).
CAUTION:
DO NOT APPLY MORE THAN THE SPECIFIED TORQUE TO THE NUT OF THE FILLING VALVE.
OVERTORQUE WILL CAUSE DAMAGE TO THE VALVE, AND WILL THUS CAUSE LEAKAGE OF NITROGEN FROM THE CYLINDER.
(9) TORQUE the filling valve nut (3) to between 1.1 and 0.9 m.daN (97.35 and 79.65 lbf.in ) . (10) Install the protection cap (6) on the pressure filling valve (2).
Subtask 52-22-00-410-061-A ** ON A/C NOT FOR ALL
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the door (Ref. AMM TASK 52-22-00-410-001).
(3) Remove the access platform(s).
Subtask 52-22-00-865-061-A ** ON A/C NOT FOR ALL (1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the door (Ref. AMM TASK 52-22-00-410-001).
(3) Remove the access platform(s).
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
Subtask 52-22-00-740-050-A ** ON A/C NOT FOR ALL | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| FOR FIN: 1603WM (ACTUATOR EMERGENCY EXIT) FOR FIN: 1601WM (ACTUATOR EMERGENCY EXIT) | |||
| 49VU | COM/CIDS/DEU B/ESS | 153RH | G03 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | COM NAV/CIDS/DEU B NORM/R | 620RH | M08 |
| 121VU | COM NAV/CIDS/DEU B NORM/L | 619RH | M07 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | COM NAV/CIDS/DEU B/NORM | 162RH | M09 |
C. Interface and Power-Up Test of the CIDS
(1) Do the interface and power-up test of the CIDS (Ref. AMM TASK 23-73-00-740-005).
Subtask 52-22-00-740-051-A ** ON A/C NOT FOR ALL (1) Do the interface and power-up test of the CIDS (Ref. AMM TASK 23-73-00-740-005).
D. BITE Test of the Smoke Detection Function (SDF)
(1) Do the BITE test of the SDF (Ref. AMM TASK 26-10-00-740-801).
Subtask 52-22-00-860-080-A ** ON A/C NOT FOR ALL (1) Do the BITE test of the SDF (Ref. AMM TASK 26-10-00-740-801).
E. Put the aircraft back to the serviceable condition.
(1) Do the special precaution procedure on the door damper and emergency operation cylinder (Ref. AMM TASK 52-22-00-860-004).
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002)
(1) Do the special precaution procedure on the door damper and emergency operation cylinder (Ref. AMM TASK 52-22-00-860-004).
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002)