(4)
 Install the emergency exit hatch (Ref. TASK 52-21-11-400-001).

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 EXIT - EMERGENCY, PASSENGER COMPARTMENT - REMOVAL/INSTALLATION
______________________________________________________________
 TASK 52-21-11-000-001
 Removal of the Emergency Exit Hatch
 WARNING : MAKE SURE THAT THE SAFETY/LOCK PIN IS CORRECTLY INSTALLED IN THE
_______ REGULATOR VALVE ASSEMBLY OF THE INFLATION RESERVOIR. THIS PREVENTS ACCIDENTAL:
 -DISCHARGE OF THE INFLATION RESERVOIR
 -DEPLOYMENT OF THE ESCAPE-SLIDE
 WHICH CAN CAUSE INJURY AND/OR DAMAGE.

 WARNING : MAKE SURE THAT THE LATCH PIN IS RETRACTED IN THE DISARMED POSITION
_______ DURING THE REMOVAL AND INSTALLATION PROCEDURE. THIS PREVENTS AN ACCIDENTAL OPERATION OF THE ESCAPE SLIDE MECHANISM DURING THE REMOVAL/INSTALLATION.
 WARNING : MAKE SURE THAT THE SAFETY PIN IS CORRECTLY INSTALLED IN THE HATCH
_______ FRAME IF THE EMERGENCY EXIT HATCH IS REMOVED. THIS PREVENTS AN ACCIDENTAL OPERATION OF THE ESCAPE SLIDE MECHANISM DURING THE MAINTENANCE.
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) 98D52207507000 1 PINS - EMERGENCY SLIDE, EMERGENCY EXITS 98D52207543000 1 SAFETY DEVICE - EMERGENCY EXIT
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 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
25-62-46-000-001 Inflation Reservoir, Offwing Escape-Slide - Removal 52-10-00-010-001 Opening of the Passenger/Crew Door **ON A/C 001-049, 051-099, 101-149, 201-299,
R  52-21-11-991-002 Fig. 401 **ON A/C 151-199, 401-499,
 52-21-11-991-002-A Fig. 401A **ON A/C 001-049, 051-099, 101-149, 201-299,
R  52-21-11-991-001 Fig. 402 **ON A/C 151-199, 401-499,
 52-21-11-991-001-A Fig. 402A **ON A/C 001-049, 051-099, 101-149, 201-299,
R  52-21-11-991-009 Fig. 403 **ON A/C 151-199, 401-499,
 52-21-11-991-009-A  Fig. 403A 

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 3. Job Set-up
__________
 Subtask 52-21-11-860-053
 A. Aircraft Maintenance Configuration
 (1)
 Open the FWD or the AFT passenger/crew door (Ref. TASK 52-10-00-010-001).

 (2)
 Make sure that the membrane switch TEST EMER LIGHT SYST on the programming and test panel 110RH at the FWD attendant station is not pushed for 30 sec.

 (3)
 Make sure that the pushbutton LIGHT EMER on the forward attendant panel 120RH at the FWD attendant station is in the OFF position.

 (4)
 Make sure that the EMER EXIT LT switch 4WL on the SIGNS panel 25VU in the cockpit is set to the OFF position.

 (5)
 Make sure that the NO SMOKING switch 190RH on the SIGNS panel 25VU in the cockpit is set to the OFF position.

 (6)
 Install the lockpin assembly on the inflation reservoir in the AFT cargo-compartment to prevent the operation of the escape slides (Ref. TASK 25-62-46-000-001).

 NOTE : When the hatch is opened for a short period of time, it is not
____ mandatory to insert the lockpin assembly but it is highly recommended. If the lockpin assembly is not installed, you must make necessary precautions to prevent an accidental inflation of the offwing escape slides.
 Subtask 52-21-11-865-050
 B. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU LIGHTING/EMER LT/CABIN 2WL H06 49VU LIGHTING/EMER LT/CABIN 1WL H05 122VU LIGHTING/CABIN/EMER/LT 3WL V07
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 4. Procedure
_________
 Subtask 52-21-11-010-058

 A. Removal of the applicable Hatch
 **ON A/C 001-049, 051-099, 101-149, 201-299,

 (Ref. Fig. 401/TASK 52-21-11-991-002) R **ON A/C 151-199, 401-499,
　
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