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 ALL  ú ú 01 Page 302 ú Jun 20/90
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A

757 MAINTENANCE MANUAL
UPPER LINK
AFT FITTING
UPPER

SEEB 1
LINK

AFT FAIRING ACCESS PANEL
SEE A
INBD
2 POINTS
FWD
B
UPPER LINK
AFT FITTING

SEEB 1
BLOWOUT PANEL
WING-TO-STRUT FITTING ZERK
MIL-G-23827
(2 PLACES PER NACELLE) FWD
3 POINTS
A
1
ACCESS THRU BLOWOUT
PANEL OR 511KT,611KT

Wing Nacelle Attach Fittings Lubrication Figure 301
UPPER LINK AFT FITTING
ZERK
MIL-G-23827 (2 PLACES PER NACELLE) 1
AFT FAIRING ACCESS PANEL
DIAGONAL BRACE AFT FITTING ZERK
MIL-G-23827 (1 PLACE PER NACELLE)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 12-21-32
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A
757 MAINTENANCE MANUAL
 WING STRUCTURE LUBRICATION - SERVICING
______________________________________
 1.  General
_______
 A.  This procedure contains one task. The task is to lubricate the wing structure.
 TASK 12-21-33-643-004
 2.  Lubricate the Wing Structure
____________________________
 A. Consumable Materials ú (1) D00633 Grease - BMS 3-33 (Recommended) ú (2) D00013 Grease - MIL-G-23827 (Alternative)
 B.  References
 (1)  
AMM 32-00-15/201, Landing Gear Door Locks

 (2)  
AMM 32-00-20/201, Landing Gear Downlocks

 C.  Access
 (1)  Location Zones
 500/600 Wing

 D.  Procedure
 S 213-001
 (1)  Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
 S 493-002
 WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO INSTALL THE DOOR
_______ LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).
 S 643-005
 CAUTION: BE CAREFUL WHEN YOU DISENGAGE THE GREASE GUN FROM THE
_______ LUBRICATION FITTING. DAMAGE TO THE LUBRICATION FITTING CAN EASILY OCCUR.
 (3)  Lubricate the wing structure (Fig. 301).
 S 093-003
 WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO REMOVE THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (4)  Remove the door locks from the landing gear door and close the doors (AMM 32-00-15/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 12-21-33
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A

757
MAINTENANCE MANUAL

WING STRUCTURESEE A
GEAR MAIN LANDING 
UP  B SHT 2SEE GEAR BEAM MAIN LANDING 
INBD 
A Wing Structure Lubrication Figure 301 (Sheet 1) WING STRUCTURE 

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 12-21-33
 ALL  ú ú 01 Page 302 ú Sep 20/90
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A
757
MAINTENANCE MANUAL

MAIN LANDING GEAR BEAM ZERK
BMS 3-33
INBOARD STABILIZER
(1 LOCATION)
AFT SUPPORT FITTING MAIN LANDING
SEE D SHT 3GEAR BEAM
YOKE FORWARD FORWARD AND AFT SUPPORT FITTING TRUNNION BEARINGS (REF)
SEE H SHT 4
RETRACT ACTUATOR YOKE SUPPORT FITTING ZERK
BMS 3-33 (1 LOCATION)
MAIN LANDING
INBOARD STABILIZER
GEAR BEAM FORWARD SUPPORT FITTING
ZERK
SEE F SHT 4
BMS 3-33
TRUNNION FAIRING
(1 LOCATION) SUPPORT BEAM
SEE I SHT 4
OUTBOARD STABILIZER
MAIN LANDING GEAR
　
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