B. References
 (1)  
51-24-04/701, Abrasion-Resistant Teflon Finish

 (2)  
IPC 52-11-07 Fig. 3 (No. 1 Door)

 (3)  
IPC 53-12-62 Fig. 2 (No. 5 Door)

 C. Access
 (1)  Location Zone 211 Passenger Cabin, Nose to First Door, No. 1 Door, LH 271 Passenger Cabin, Sta 2040 to Sta 2360, No. 5 Door, LH
 D. Procedure
 S 374-004
 (1)  
Clean and paint the mating surfaces of the stop plate and threshold (Ref 51-24-04/701).

 S 214-006

 (2)  
Make sure the rivet holes in the threshold and stop plate can accept 3/16-inch, NAS1399, blind rivets.

 S 324-007

 (3)  
If it is necessary, drill and countersink the rivet holes.

 NOTE:____Bolts are used in the inboard holes. Do not drill the holes for rivets in these locations.
 S 434-008
 (4)  
Install the stop plate on the threshold with NAS1399M or NAS1399MW blind rivets in the correct locations.

 (5)  
Install the bolts.

 S 434-009
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 MAIN ENTRY DOOR SCUFF PLATE - REMOVAL/INSTALLATION
__________________________________________________
 1.  General
_______
 A.  This procedure contains two tasks:
 (1)  
The first task is the removal of the scuff plates for the passenger entry door.

 (2)  
The second task is the installation of the scuff plates for the passenger entry door.

 B.  You must replace the scuff plates for a passenger entry door when the scuff plates are worn or defective.
 C.  The clearances between the scuff plates and the airplane structure are sealed for aerodynamic smoothness.
 TASK 53-11-02-024-003
 2.  Remove the Scuff Plates
_______________________
 A.  Consumable Materials
 (1)  B00148 - Solvent - Methyl Ethyl Ketone (MEK)
 B.  References
 (1)  AMM 51-31-01/201, Seals and Sealing
 C.  Access
 (1)  Location Zones
 830 Left side doors
 840 Right side doors

 D.  Procedure
 S 024-001
 CAUTION: BE CAREFUL WHEN YOU REMOVE THE SEALANT FROM THE EXTERNAL
_______ PORTION OF THE SCUFF PLATE. IF YOU ARE NOT CAREFUL, DAMAGE TO THE FUSELAGE SKIN CAN OCCUR.
 (1)  Remove the scuff plate fasteners.
 NOTE: Be careful not to damage the scuff plate or the airplane
____
 skin.

 S 024-006
 CAUTION: BE CAREFUL NOT TO DAMAGE THE SCUFF PLATE OR THE AIRPLANE SKIN
_______
 AS YOU REMOVE THE SCUFF PLATE.

 (2)  Carefully pry up the scuff plate and remove the scuff plate from the airplane.
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 53-11-02
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

SCUFF PLATE
FWD

PASSENGER ENTRY DOOR
(EXAMPLE)

Passenger Entry Door Scuff Plate Installation
Figure 401

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L58486
A
747-400 MAINTENANCE MANUAL
 S 114-007
 WARNING:_______DO N0T GET SOLVENTS IN YOUR MOUTH OR EYES, OR ON YOUR SKIN. DO NOT BREATHE THE FUMES FROM THE SOLVENTS. SOLVENTS ARE HAZARDOUS MATERIALS. REFER TO PRODUCT SAFETY DATA SHEETS (MSDS) AND LOCAL REQUIREMENTS FOR PROPER HANDLING PROCEDURES.
 (3)  
　
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