3. Job Set-up
__________
Subtask 52-11-31-869-051
A. Aircraft Maintenance Configuration
(1)
Make sure that the access platform is in position at the applicable passenger/crew door.
(2)
Make sure that the door lining panels, the door frame lining panels and the insulation are removed.
(3)
Obey the special precautions before you start work on the door (Ref. TASK 52-10-00-860-001).
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B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU EIS/SLIDES/ARM AND WARN/FLT 15WN P11 121VU EIS/SLIDES/ARM AND WARN/GND 13WN P10 121VU EIS/SDAC1 AND 2/DOOR/DET/PAX 48WV P05
Subtask 52-11-31-220-053
C. Preparation for Installation
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Make sure that the parts retained from the removed component are clean and in the correct condition. (Ref. TASK 52-11-31-220-001)
4. Procedure
_________ Subtask 52-11-31-420-051
A. Installation of the Stop Fittings (at FR 16 and FR20)
(Ref. Fig. 402/TASK 52-11-31-991-002)
(1)
Clean all the contact surfaces between the components with CLEANING AGENTS (Material No. 11-004) and MISCELLANEOUS (Material No. 19-003) if necessary.
(2)
Put a layer of SEALANTS (Material No. 09-005) on the contact surface between the stop fitting and the structure.
(3)
Install the stop fitting (10) and the screws (12).
(4)
Install the nuts (11) and tighten them.
(5)
Make sure that the bead of sealant is continuous around the fitting.
(6)
Remove the unwanted sealant if necessary.
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Subtask 52-11-31-420-052
B. Installation of the Buffer
(Ref. Fig. 403/TASK 52-11-31-991-004)
(1)
Clean the contact surfaces between the components with CLEANING AGENTS (Material No. 11-004) and MISCELLANEOUS (Material No. 19-003) if necessary.
(2)
Put a layer of SEALANTS (Material No. 09-005) on the contact areas between the buffer and the structure.
(3)
Put the buffer in position.
(4) Install the screws (21) and the nuts (22) and tighten them. Subtask 52-11-31-420-053
C. Installation of the Guide Fittings
(1)
Clean the contact surfaces between all the components and the structure with CLEANING AGENTS (Material No. 11-004) and MISCELLANEOUS (Material No. 19-003) if necessary.
(2)
Installation of the upper guide fitting at FR20:
(Ref. Fig. 404/TASK 52-11-31-991-005)
(a)
Put a layer of SEALANTS (Material No. 09-005) on the contact surface between the guide fitting and the structure.
(b)
Install the shim (34) and the guide fitting (31).
(c)
Install the washers (33), the screws (32) and tighten them.
(d)
Remove the unwanted sealant if necessary around the guide fitting.
(3)
Installation of the upper guide fitting at FR16:
(Ref. Fig. 404/TASK 52-11-31-991-005)
(a)
Put a layer of SEALANTS (Material No. 09-005) on the contact surface between the guide fitting and the structure.
(b)
Install the shim (44) and the guide fitting (41).
(c)
Install the washers (43) and the screws (42) and tighten them.
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