A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002)
Subtask 52-71-00-010-067
B. Get Access
(1)
Put an access platform in position at the applicable emergency exit 834 or 843 or 833 or 844.
(2)
Open the applicable emergency exit 833 or 843 or 843 or 844 from the outside (Ref. TASK 52-22-00-010-002).
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Subtask 52-71-00-010-074
C. Removal of the Lining Panel
(1) Remove the lining panel:
FOR 19WV1
833EZ (Ref. TASK 25-23-47-000-012).
FOR 19WV2
834EZ (Ref. TASK 25-23-47-000-013).
FOR 21WV1
843EZ (Ref. TASK 25-23-47-000-013).
FOR 21WV2
844EZ (Ref. TASK 25-23-47-000-013).
Subtask 52-71-00-860-058
D. Aircraft Maintenance Configuration
(1)
Make sure that the emergency exits are closed.
(2)
Do an EIS start procedure. (Ref. TASK 31-60-00-860-001)
(3)
On the ECAM control panel, push the DOOR key: - on the lower ECAM DU, the DOOR/OXY page comes into view.
4. Procedure
_________ Subtask 52-71-00-820-064
A. Adjustment of the Proximity Switches
(Ref. Fig. 512/TASK 52-71-00-991-014)
WARNING : DO NOT OPEN THE EMERGENCY EXIT DURING THE ADJUSTMENT.
_______
(1)
Remove the lockwire from the nut (4).
(2)
Loosen the nut (4).
(3)
Turn the target (3) until the symbol of the door is green on the lower ECAM DU.
NOTE : The target (3) and the proximity switch (2) must not be in
____
contact.
(4) Turn the target (2) in the opposite direction until the symbol is amber on the lower ECAM DU.
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Proximity Switches (19WV1, 19WV2, 21WV1, 21WV2) of the Emergency Exits
Figure 512/TASK 52-71-00-991-014
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(5)
From this position, screw the target (2) by two turns to two turns and a half.
(6)
Tighten the nut (4) and safety it with MISCELLANEOUS (Material No. 19-010).
Subtask 52-71-00-710-054
B. Operational Test
(1) Do an operational test of the warning system related to the emergency exits (Ref. TASK 52-71-00-710-001).
5. Close-up
________ Subtask 52-71-00-860-059
A. Aircraft Maintenance Configuration
(1) Do an EIS stop procedure. (Ref. TASK 31-60-00-860-002) Subtask 52-71-00-410-078
B. Installation of the Lining Panel
(1)
Install the insulation blanket.
(2)
Install the lining panel:
FOR 19WV1
833EZ (Ref. TASK 25-23-47-400-012).
FOR 19WV2
834EZ (Ref. TASK 25-23-47-400-013).
FOR 21WV1
843EZ (Ref. TASK 25-23-47-400-013).
FOR 21WV2
844EZ (Ref. TASK 25-23-47-400-013).
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C. Close Access
(1)
Obey the special precautions after the work on the emergency exits (Ref. TASK 52-22-00-860-004).
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
(3)
Close the applicable emergency exit 833 or 843 or 843 or 844 (Ref. TASK 52-22-00-410-002).
(4) Remove the access platform(s). Subtask 52-71-00-862-060
D. De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002)
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TASK 52-71-00-820-008
Adjustment of the Proximity Switches (23WV, 38WV, 40WV) of the Avionics
Compartment Doors with the CHECKING TOOL-DOORS
1. Reason for the Job
__________________
There is an alternative method for this procedure. This task gives one of the methods. For the other method refer to the other task in this page block.
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