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LUMBAR REST ASSY - SEAT, CAPTAIN/ FIRST OFFICER - REMOVAL/INSTALLATION
______________________________________________________________________ TASK 25-11-67-000-001 Removal of the Captain (First Officer) Seat Lumbar-Rest
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External
Power 25-11-61-000-001 Removal of the Captain (First Officer) Seat Cushion 25-11-67-991-001 Fig. 401
3. Job Set-up
__________ Subtask 25-11-67-861-050
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
Subtask 25-11-67-010-050
B. Remove the Captain (First Officer) seat cushion (Ref. TASK 25-11-61-000-001).
4. Procedure
_________ (Ref. Fig. 401/TASK 25-11-67-991-001) Subtask 25-11-67-020-050
A. Removal of the Captain (First Officer) Seat Lumbar-Rest NOTE : Make marks on all the parts before disassembly to help you and
____
prevent errors during assembly.
(1) Remove the two retainer rings (4).
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Captain (First Officer) Seat Lumbar-Rest
Figure 401/TASK 25-11-67-991-001
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Nov 01/02
CES
(2)
Pull with force to remove the two lumbar rest control-knobs (5).
(3)
Disengage the connectors (3) from the seat back structure (1).
(4)
Disengage the lumbar rest (2) from the seat back structure (1).
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TASK 25-11-67-400-001 Installation of the Captain (First Officer) Seat Lumbar-Rest
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from
the External Power 25-11-61-000-001 Removal of the Captain (First Officer) Seat Cushion 25-11-61-400-001 Installation of the Captain (First Officer) Seat
Cushion 25-11-67-991-001 Fig. 401
3. Job Set-up
__________ Subtask 25-11-67-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the ground service network is energized
(Ref. TASK 24-42-00-861-001).
(2)
Make sure that the Captain (Firt Officer) seat cushion is removed (Ref. TASK 25-11-61-000-001).
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25-11-67Page 404
4. Procedure
_________ (Ref. Fig. 401/TASK 25-11-67-991-001) Subtask 25-11-67-420-050
A. Installation of the Captain (First Officer) Seat Lumbar-Rest
(1)
Clean the component interface and/or the adjacent area.
(2)
Engage the lumbar rest (2) on the seat back structure (1).
(3)
Engage the connectors (3) in the seat back structure (1).
(4)
Push the two lumbar rest control-knobs (5) to install them.
(5)
Install the two retainer rings (4).
5. Close-up
________ Subtask 25-11-67-410-050
A. Installation of the Seat Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the Captain (First Officer) seat cushion (Ref. TASK 25-11-61-400-001).
Subtask 25-11-67-862-050
B. De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
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