(a)
A small leak is permitted.

 (b)
You must repair a large leak.

 E.  
Put the airplane back to its usual condition

 S 864-026
 (1)
If the No. 1 check valve was installed:

 (a)
Do the steps that follow:

 1)  Remove the DO-NOT-CLOSE tag and close this circuit breaker, on the miscellaneous electrical equipment panel, P70: a) 70B2, AFT EQPT COOLING FAN EXH NO. 2
 S 864-027
 (2)
If the No. 2 check valve was installed:

 (a)
Do the steps that follow:

 1)  Remove the DO-NOT-CLOSE tag and close this circuit breaker, on the right miscellaneous electrical equipment panel, P37: a) 37D5, AFT EQPT COOLING FAN EXH NO. 1
 S 414-023
 (3) Install the aft bulkhead in the bulk cargo compartment.
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 GUN 001-010, 101-104 ú  21-26-02
 ú ú 10 Page 404 ú Jun 20/93
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757 MAINTENANCE MANUAL
 (4)  S 414-024Close the No. 2 cargo door, 822 (AMM 06-46-00/201).
 (5)  S 864-025Remove the electrical power, if it is not necessary (AMM 24-22-00/201).

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 GUN 001-010, 101-104 ú 21-26-02
 ú ú 12 Page 405 ú Jan 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757 MAINTENANCE MANUAL
 GALLEY VENTILATION FILTER - REMOVAL/INSTALLATION
________________________________________________
 1.  General_______
 A.  The galley ventilation filters are used to remove particles and odors from the galley areas. Air is pulled through the filters by the ventilation system. This procedure has instructions to remove and install all of the galley ventilation filters.
 B.  One ventilation filter is installed for each galley area. The filters are in the ventilation inlet for that galley area. The filters are held in place by a plastic grille in the ceiling.
 TASK 21-26-03-004-001
 2.  Remove the galley ventilation filter (Fig. 401)____________________________________
 A.  Access
 (1)  
Location Zones
 221 Passenger cabin - section 41 (LH side)
 251 Passenger cabin - section 46 (LH side)
 252 Passenger cabin - section 46 (RH side)

 B.  
Remove the galley ventilation filter.

 S 014-009
 (1)  
Remove the galley-ventilation-filter grille in the ceiling of the galley area.

 (a)  
Remove the screws from the grille.

 (b)  
Remove the grille.

 S 024-004
 (2)  Pull the filter out of the ventilation inlet.
 TASK 21-26-03-404-010
 3.  Install the Galley Ventilation Filter (Fig. 401)_____________________________________
 A.  Consumable Materials
 (1)  
G02041 - Filter material - Fiberglass Sheet -Frontline Blue - Type FG Dry
 American Air Filter International
 215 Central Ave.
 Louisville, KY 40208-1406; Phone: 1-800-501-3146

 B.  
Access

 (1)  
Location Zones
 221 Passenger cabin - section 41 (LH side)
 251 Passenger cabin - section 46 (LH side)
 252 Passenger cabin - section 46 (RH side)

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 21-26-03
 ALL  ú ú 01 Page 401 ú Sep 28/99
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A
757
MAINTENANCE MANUAL

NOT INSTALLED ON ALL AIRPLANES

Galley Ventilation Filter Installation Figure 401
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