DOC AIRBUS | AMM A320FCheck Pressure of Emergency Cylinder/Accumulator of the Passenger/Crew Doors and Emergency Exit Doors after Programming and Test Panel (PTP) Inoperative
TASK 52-00-00-040-001-B
Check Pressure of Emergency Cylinder/Accumulator of the Passenger/Crew Doors and Emergency Exit Doors after Programming and Test Panel (PTP) Inoperative
1. Reason for the Job
MMEL 52-10-06A
DOOR PRESS LOW MESSAGE ON THE PROGRAMMING AND TEST PANEL (PTP) STATUS PAGE (IF INSTALLED)
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 52-00-00-010-057-A ** ON A/C NOT FOR ALL
Subtask 52-00-00-210-055-A ** ON A/C NOT FOR ALL
Subtask 52-00-00-410-054-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.02 06:27:14 UTC
Check Pressure of Emergency Cylinder/Accumulator of the Passenger/Crew Doors and Emergency Exit Doors after Programming and Test Panel (PTP) Inoperative
1. Reason for the Job
MMEL 52-10-06A
DOOR PRESS LOW MESSAGE ON THE PROGRAMMING AND TEST PANEL (PTP) STATUS PAGE (IF INSTALLED)
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 830 | L PASSENGER/CREW DOORS & EMERGENCY EXITS |
| 840 | R PASSENGER/CREW DOORS & EMERGENCY EXITS |
| 831, 832, 833, 834, 841, 842, 843, 844 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 52-10-00-010-001-A | Opening of the Passenger/Crew Door |
| TASK 52-10-00-410-001-A | Closing of the Passenger/Crew Door |
| TASK 52-10-00-614-001-A | Discharging/Charging of the Door Damper and Emergency Operation Cylinder of the Passenger/Crew Doors |
| TASK 52-10-00-860-001-A | Special Precautions before Work on the Passenger/Crew Door |
| TASK 52-10-00-860-002-A | Special Precautions after Work on the Passenger/Crew Door |
| 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 |
Check of the Pressure of the Door DamperSubtask 52-00-00-010-057-A ** ON A/C NOT FOR ALL
A. Get Access
(1) For the passenger/crew door:
(a) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position:
1 For the left passenger/crew door at zone 831 or 832.
2 For the right passenger/crew door at zone 841 or 842.
(b) Open the passenger/crew door 831, 841, 832 or 842 (Ref. AMM TASK 52-10-00-010-001).
(c) Obey the special precautions before you start work on the door (Ref. AMM TASK 52-10-00-860-001).
(2) For the emergency exit door:
(a) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position:
1 For the left emergency exit door, at zone 833 or 843.
2 For the right emergency exit door, at zone 834 or 844.
(b) Open the emergency exit door 833 or 843 or 834 or 844 (Ref. AMM TASK 52-22-00-010-001).
(c) Obey the special precautions before you start work on the emergency exit door (Ref. AMM TASK 52-22-00-860-003).
4. Procedure(1) For the passenger/crew door:
(a) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position:
1 For the left passenger/crew door at zone 831 or 832.
2 For the right passenger/crew door at zone 841 or 842.
(b) Open the passenger/crew door 831, 841, 832 or 842 (Ref. AMM TASK 52-10-00-010-001).
(c) Obey the special precautions before you start work on the door (Ref. AMM TASK 52-10-00-860-001).
(2) For the emergency exit door:
(a) Put an ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position:
1 For the left emergency exit door, at zone 833 or 843.
2 For the right emergency exit door, at zone 834 or 844.
(b) Open the emergency exit door 833 or 843 or 834 or 844 (Ref. AMM TASK 52-22-00-010-001).
(c) Obey the special precautions before you start work on the emergency exit door (Ref. AMM TASK 52-22-00-860-003).
Subtask 52-00-00-210-055-A ** ON A/C NOT FOR ALL
A. Inspection of the Pressure Indication of the Damper and Emergency Operation Cylinder
(1) To get the correct pressure, let the cylinder become stable at ambient temperature before you do the inspection.
(2) Do a check of the pointer of the pressure gauge (1) :
(a) If the pointer of the pressure gauge (1) is in the green area (GO), you can use the door in emergency condition without limit.
(b) If the pointer of the pressure gauge (1) is in the yellow area (GO IF), you can use the door in emergency condition until the next night stop.
1 At the next night stop, fill the cylinder until the pointer of the pressure gauge (1) is in the green area again (Ref. AMM TASK 52-10-00-614-001).
(3) If the pointer in the pressure gauge (1) is in the red area (NO GO):
(a) You cannot open the door in emergency condition. Refer to the MMEL for dispatch conditions.
(b) Make an entry in the logbook.
5. Close-up(1) To get the correct pressure, let the cylinder become stable at ambient temperature before you do the inspection.
(2) Do a check of the pointer of the pressure gauge (1) :
(a) If the pointer of the pressure gauge (1) is in the green area (GO), you can use the door in emergency condition without limit.
(b) If the pointer of the pressure gauge (1) is in the yellow area (GO IF), you can use the door in emergency condition until the next night stop.
1 At the next night stop, fill the cylinder until the pointer of the pressure gauge (1) is in the green area again (Ref. AMM TASK 52-10-00-614-001).
(3) If the pointer in the pressure gauge (1) is in the red area (NO GO):
(a) You cannot open the door in emergency condition. Refer to the MMEL for dispatch conditions.
(b) Make an entry in the logbook.
Subtask 52-00-00-410-054-A ** ON A/C NOT FOR ALL
A. Close Access
(1) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(2) For the passenger/crew door:
(a) Obey the special precautions after work on the door (Ref. AMM TASK 52-10-00-860-002).
(b) Close the applicable passenger/crew door 831 or 841 or 832 or 842 (Ref. AMM TASK 52-10-00-410-001).
(3) For the emergency exit door:
(a) Obey the special precautions after work on the emergency exit door (Ref. AMM TASK 52-22-00-860-004).
(b) Close the applicable emergency exit door 833 or 843 or 834 or 844 (Ref. AMM TASK 52-22-00-410-001).
(4) Remove the access platform(s).
(5) Make sure that the work area is clean and clear of tools and other items.
(1) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(2) For the passenger/crew door:
(a) Obey the special precautions after work on the door (Ref. AMM TASK 52-10-00-860-002).
(b) Close the applicable passenger/crew door 831 or 841 or 832 or 842 (Ref. AMM TASK 52-10-00-410-001).
(3) For the emergency exit door:
(a) Obey the special precautions after work on the emergency exit door (Ref. AMM TASK 52-22-00-860-004).
(b) Close the applicable emergency exit door 833 or 843 or 834 or 844 (Ref. AMM TASK 52-22-00-410-001).
(4) Remove the access platform(s).
(5) Make sure that the work area is clean and clear of tools and other items.