Cabin Wall-Mounted Emergency-Exit-Markers 
R  Figure 401B/TASK 33-51-13-991-001-B 
R 1EFF :  151-199,  1  33-51-13 Page 406 
1  1  May 01/05
 1  1
 1CES  1

 Cabin Wall-Mounted Emergency-Exit-Markers 
R  Figure 401C/TASK 33-51-13-991-001-D 
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1  1  May 01/05
 1  1
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R  Cabin Wall-Mounted Emergency-Exit-Markers 
R  Figure 401D/TASK 33-51-13-991-001-F 
R 1EFF :  303-399,  1  33-51-13 Page 408 
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 **ON A/C 051-099,
 Subtask 33-51-13-020-050-A
 A. Removal of the Cabin Wall-Mounted Emergency-Exit Markers
 (1)
 Removal of the Emergency-Exit-Marker Assembly

 (a)
 Remove the screw (4) from the lens (5).

 (b)
 Carefully remove the lens (5) from the light housing (6).

 (c)
 Remove the screws (3) and the washers (2) from the light housing (6).

 (d)
 Remove the light housing (6) from the wall panel.

 (e)
 Support the light housing (6) and disconnect the electrical connections (7) with the insertion/removal tool M 15.570-22.

 (f)
 Remove the light housing (6).

 (2)
 Removal of the Bulb(s) of the Emergency-Exit-Marker

 (a)
 Remove the screw (4) from the lens (5).

 (b)
 Carefully remove the lens (5) from the light housing (6).

 (c)
 Remove the bulb(s) (1).

R 1EFF : 051-099, 1 33-51-13Page 409 1 1 Aug 01/05 1 1 1CES 1 **ON A/C ALL

 TASK 33-51-13-400-001 Installation of the Cabin Wall-Mounted Emergency-Exit-Markers WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______
 YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.

 NOTE : The procedure is the same for all wall-mounted emergency-exit-markers.
____
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE  QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific  insertion/removal tool M15.570-22
 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
24-41-00-861-002  Energize the Aircraft Electrical Circuits from the External Power
 24-41-00-862-002  De-energize the Aircraft Electrical Circuits Supplied from the External Power

R **ON A/C 001-049, 101-149, 201-299,
 33-51-13-991-001 Fig. 401
 **ON A/C 051-099,

 33-51-13-991-001-E  Fig. 401A -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------

**ON A/C 151-199,
 33-51-13-991-001-B Fig. 401B
 **ON A/C 301-302,

 33-51-13-991-001-D Fig. 401C R **ON A/C 303-399,

R  33-51-13-991-001-F Fig. 401D **ON A/C ALL
 3. Job Set-up
__________
 Subtask 33-51-13-860-052

 A. Aircraft Maintenance Configuration
 (1)
 On the overhead panel 25VU, make sure that the EMER EXIT LT switch 4WL is in the OFF position.

 (2)
 On the overhead panel 25VU, make sure that the NO SMOKING switch 190RH is in the OFF position.

 (3)
 On the Forward Attendant Panel (FAP) 120RH, make sure that the LIGHT EMER pushbutton switch and its integral light are off.

 Subtask 33-51-13-865-055
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU LIGHTING/EMER LT/CABIN 2WL H06 49VU LIGHTING/EMER LT/CABIN 1WL H05

R  4. Procedure_________ **ON A/C 001-049, 101-149, 201-299,
　
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