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A

747-400
MAINTENANCE MANUAL

ENTRY DOOR THRESHOLD 
THE FLOOR BRACKETS) (IT IS ENGAGED WITH GIRT BAR  SEE  A 
SEE  B 
A  1 

GIRT BAR 
DC33 LIGHT 
BAR LOCK 
(1 LOCATION) 
2 
DC33 LIGHT 
(1 LOCATION) 
3 
1  THE SWEEPER SEAL AND GIRT HAVE 
BEEN REMOVED FROM THIS VIEW  3 POINTS  FLOOR BRACKET 
2  LUBRICATE THE TOP, SIDES, AND BOTTOM SURFACES  B  5  TABS STOP 
3  LUBRICATE THE SIDES AND BOTTOM SURFACES  DC33 LIGHT 
4  LUBRICATE THE SURFACES THAT  (1 LOCATION) 
TOUCH THE BAR LOCK  4 
5  THE RIGHT SIDE OF THE GIRT BAR 
IS SHOWN, THE LEFT SIDE IS THE SAME 
Girt Bar
Figure 302 

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747-400 MAINTENANCE MANUAL
 S 413-008
 (8) Install the lower lining on the main entry door (Ref 52-11-02/401).
 S 093-015
 CAUTION:_______DO NOT REMOVE THE RESERVOIR MOUNTING PIN. THE RESERVOIR MOUNTING PIN IS NOT A SAFETY PIN. IF YOU REMOVE THE RESERVOIR MOUNTING PIN, THE DOOR EMERGENCY MECHANISM MAY NOT OPERATE.
 (9)
Remove the safety pin from the emergency power reservoir (Fig. 301).

 S 413-014

 (10)
 On the overhead reservoir installation, if you cut the lockwire from the reservoir mounting pin, install the lockwire.

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747-400 MAINTENANCE MANUAL
 ACCESS PANEL ZIPPERS - SERVICING
________________________________
 1.  General_______
 A.  This procedure contains a task to lubricate the zippers installed on access panels in the forward and bulk cargo compartments.
 TASK 12-21-13-603-001
 2.  Lubricate the Zipper (Fig. 301)____________________
 A.  Consumable Materials
 (1)  
D00062 Grease - Silicone, MIL-G-4343

 (2)  
D00045 Lubricant - Beeswax

 B.  Access
 (1)  Location Zone 121 Forward Cargo Container Compartment Fwd Half, Left 122 Forward Cargo Container Compartment Fwd Half, Right 145 Bulk Cargo Compartment, Left 146 Bulk Cargo Compartment, Right
 C.  Procedure
 S 013-002
 (1)  
Open the zipper.

 (2)
Rub the beeswax along each side of the chain on the zipper.

 S 643-004

 (3)  
Apply the silicone grease to the inner surface of the rubber lips on the zipper.

 (4)  
Close the zipper.

 S 643-003
 S 413-005
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A 747-400 MAINTENANCE MANUAL ACCESS PANEL SEE A CEILING LINING ZIPPERED 1 COMPARTMENT BULK CARGO DOOR (REF)  AFT BULKHEAD SEE A ACCESS PANEL ZIPPERED 
STA 2160 
OUTWARD OPENING DOOR 
CARGO COMPARTMENT FORWARD CONTAINERIZED  FWD 
PANEL ACCESS  PANEL ACCESS 
CHAIN ZIPPER 
RUBBER ZIPPER LIPS 
1  AIRPLANES WITH CEILING LINING ZIPPERED ACCESS PANELS  MIL-G-4343 A 2 POINTS (2 PLACES) 
Figure 301 Access Panel Zippers Servicing (Lubrication) 

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