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R  C. Open, safety and tag this(these) circuit breaker(s): 
R R R R R  -------------------------------------------------------------------------------PANEL DESIGNATION FIN LOCATION -------------------------------------------------------------------------------2000VU PED 50HP B3 2000VU PED 53HP B1
 **ON A/C ALL
 4. Procedure_________
 Subtask 25-21-41-010-055
 A. Get Access (Ref. Fig. 401/TASK 25-21-41-991-002)
 (1) If there is an In-Seat Power Supply System (ISPS) installed, disconnect the electrical connector(s)
 (a) Push the quick-release studs (7) and open or remove the cover (8).
 (b) Disconnection of the electrical connector(s)
 CAUTION : MAKE MATCH MARKS ON ALL THE ELECTRICAL WIRES BEFORE YOU_______ DISCONNECT THEM. INCORRECT CONNECTION OF WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
 1_ Disconnect the electrical connector(s) (13), (14).
 2_ Remove and discard the cable ties and remove the electrical wire(s) from the seat structure.
 3_ Put CAP - BLANKING on the disconnected electrical connector(s).
 (2) If there is a Passenger Entertainment System installed, disconnect the electrical connector(s)
 (a) Push the quick-release studs (7) and open or remove the cover (8).

25-21-41Page 404
Aug 01/05

R R  Passenger Seats - Electrical Connections Figure 401/TASK 25-21-41-991-002
 EFF :  ALL  25-21-41 Page 405 May 01/05
 CES 

 

R  (b) Disconnection of the electrical connector(s) 
R  CAUTION : MAKE MATCH MARKS ON ALL THE ELECTRICAL WIRES BEFORE YOU_______ 
R  DISCONNECT THEM. INCORRECT CONNECTION OF WIRES WILL 
R  CAUSE DAMAGE TO EQUIPMENT. 
R  1_  Disengage the spring latches (10) and disconnect the
R  electrical connector(s) (11), (12). 
R  2_  Remove and discard the cable ties and remove the electrical
R  wire(s) from the seat structure. 
R  3_  Put CAP - BLANKING on the disconnected electrical
R  connector(s). 
R  (3) If there is an Emergency Escape-Path Marking System (EEMPS) 
R  installed, disconnect the electrical connector(s) 
R  (a) Remove the applicable seat-track covers (5) from the seat tracks. 
R  (b) Push the quick-release studs (3) and remove the proctection cap 
R  (4). 
R  (c) If necessary, remove the related carpet (6) (Ref. TASK 25-28-41-
R  000-001). 
R  (d) Disconnection of the electrical connector(s) 
R  CAUTION : MAKE MATCH MARKS ON ALL THE ELECTRICAL WIRES BEFORE YOU_______ 
R  DISCONNECT THEM. INCORRECT CONNECTION OF WIRES WILL 
R  CAUSE DAMAGE TO EQUIPMENT. 
R  1_  Disconnect the electrical connectors (1).
R  2_  Put CAP - BLANKING on the disconnected electrical connectors.
R  3_  Remove the electrical wire(s) (2) and attach it to the seat
R  structure with BONDING AND ADHESIVE COMPOUNDS (Material No. 
R  08-074). 

 

 Subtask 25-21-41-020-052
 B. Removal of the Passenger Seats R **ON A/C 001-049, 101-105, 151-199, 301-399, 401-499,
 (Ref. Fig. 402/TASK 25-21-41-991-006-D)
 **ON A/C 051-099, 201-210,

 (Ref. Fig. 402A/TASK 25-21-41-991-006-C)
 **ON A/C 106-149, 211-299,

 (Ref. Fig. 402B/TASK 25-21-41-991-006-B)
 **ON A/C ALL

 (1)
 Remove the applicable seat-track covers (4) from the seat tracks.

 (2)
 Put marks on the seat tracks to show the position of the seat assembly (1) for installation.

 (3)
 Loosen the anti-rattle nuts (2) with a WRENCH - GROOVE NUT.

 (4)
 Loosen the screws (6) to release the track fittings (5) from the seat tracks.

 (5)
 Move the seat assembly (1) forward or rearward to release the studs

 (3) and the track fittings (5) from the seat tracks.

 (6)
 Carefully lift the seat assembly (1) from the seat tracks and remove it.

 EFF : ALL

25-21-41Page 407

 Passenger Seats Figure 402/TASK 25-21-41-991-006-D 
R  EFF : 001-049, 101-105, 151-199, 301-399, 401-499,  25-21-41 Page 408 Aug 01/05
 CES 

 

 Passenger Seats 
R  Figure 402A/TASK 25-21-41-991-006-C 
R  EFF :  051-099, 201-210,  25-21-41 Page 409 
May 01/05
 CES 

 

 Passenger Seats 
R  Figure 402B/TASK 25-21-41-991-006-B 
　
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