LEFT MAIN LANDING GEAR BEAM SHOWN 
(RIGHT SIDE OPPOSITE) 
5 POINTS
B 
ACTUATOR ATTACHMENT YOKE 
ZERK 
3 POINTS BMS 3-33 (2 LOCATIONS) 
C 
Wing Structure Lubrication Figure 301 (Sheet 2) 
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757 
MAINTENANCE MANUAL
Wing Structure Lubrication 
Figure 301 (Sheet 3)
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757 
MAINTENANCE MANUAL
INBOARD STABILIZER FORWARD SUPPORT FITTING 
ZERK 
BMS 3-33 (1 LOCATION) 
YOKE FORWARD SUPPORT FITTING ZERK 
BMS 3-33 (1 LOCATION) 1 POINT OUTBOARD 
STABILIZER FORWARD 
SUPPORT FITTING 
ZERK
F 
BMS 3-33 (1 LOCATION) 
1 POINT 
G 
TRUNNION FAIRING SUPPORT BEAM AFT 
ZERK 
BMS 3-33 
1 POINT 
(2 LOCATIONS) 
H 
TRUNNION FAIRING SUPPORT BEAM FORWARD 
ZERK 
3 POINTS 
BMS 3-33 (1 LOCATION) 
I 
Wing Structure Lubrication Figure 301 (Sheet 4) 
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757 MAINTENANCE MANUAL
 NO.2 WINDOW - SERVICING (LUBRICATION)
_____________________________________
 1.  General
_______
 A.  This procedure gives instructions to lubricate the ballscrews
 on the No. 2 flight compartment windows.
 TASK 12-21-34-643-001
 2.  Lubricate the No. 2 Window Ballscrew (Fig. 301)
____________________________________
 A. Consumable Materials ú (1) D00633 Grease - BMS 3-33 (Recommended) ú (2) D00013 Grease, MIL-G-23827 (Alternative)
 B.  Access
 (1)  Location Zone
 211/212 Control Cabin - Section 41
 C.  Procedure - Lubricate the Ballscrew
 S 493-002
 (1)  
Put paper under the ballscrew assembly to keep the grease spray off the lower interior equipment.
S 643-003
 (2)  
Apply the grease through the carriage to lubricate the ballscrew.
 (3)  
Operate the carriage through its full range of travel.
 (4)  
Lubricate the ballscrew again if it is necessary.
 S 713-004
 S 643-005
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MAINTENANCE MANUAL
No. 2 Window Lubrication 
Figure 301 (Sheet 1)
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