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 CAUTION: BE CAREFUL WHEN YOU DISENGAGE THE GREASE GUN FROM THE
_______ LUBRICATION FITTING. DAMAGE TO THE LUBRICATION FITTING CAN EASILY OCCUR.
 (1)  Lubricate the electrical/electronics access door as shown (Fig. 303).
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A

757 MAINTENANCE MANUAL
 RAM AIR TURBINE (RAT) - SERVICING
_________________________________
 1.  General
_______
 A.  This procedure has one task. This task lubricates the ram air turbine (RAT).
 TASK 12-21-30-643-001
 2.  Lubricate the Ram Air Turbine (RAT) (Fig. 301)
______________________________________________
 A. Consumable Materials ú (1) D00633 Grease - BMS 3-33 (Recommended) ú (2) D00013 Grease, MIL-G-23827 (Alternative)
 B.  References
 (1) 29-21-00/201, Ram Air Turbine (RAT) System
 C.  Access
 (1)  Location Zone 198 Wing to Body - Aft Lower Half (Right)
 D.  Procedure
 S 863-002
 (1)
Extend the ram air turbine (RAT) (Ref 29-21-00).

 S 643-003

 (2)
Lubricate the bearings and bushings as shown.

 (3)
Remove the unwanted grease.

 (4)
Retract the ram air turbine (RAT) (Ref 29-21-00).

 S 163-005
 S 863-004
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757
MAINTENANCE MANUAL

SUPPORT FITTING 
FOR THE DEPLOYMENT 
ACTUATOR 
SEE  B  SHT 2 
COMPARTMENT FOR THE 
RAM AIR TURBINE (RAT) 
SEE  A  FWD 
DEPLOYMENT 
ACTUATOR 
SUPPORT 
FRAME 
SEE  C  SHT 2 

RAT STRUT
DOOR LINK SEE D SHT 3
FWD
RAT COMPARTMENT DOOR
COMPARTMENT FOR THE
RAM AIR TURBINE (RAT)

A
Ram Air Turbine (RAT) Lubrication Figure 301 (Sheet 1)
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757
MAINTENANCE MANUAL

DEPLOYMENT
ACTUATOR ZERK
BMS 3-33 (1 LOCATION)
STRUT PIVOT ZERK
BMS 3-33 (2 LOCATIONS)
SUPPORT FRAME
TOP OF DEPLOYMENT ACTUATOR
(BOTTOM VIEW)
1 POINT

DEPLOYMENT
ACTUATOR

B
DEPLOYMENT
ACTUATOR
ZERK

BMS 3-33
RAT STRUT (1 LOCATION)
BOTTOM OF DEPLOYMENT ACTUATOR
(BOTTOM VIEW)
3 POINTS

C
Ram Air Turbine (RAT) Lubrication
Figure 301 (Sheet 2)

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757
MAINTENANCE MANUAL

DOOR LINK ZERK
BMS 3-33 (2 LOCATIONS)
DOOR LINK (BOTTOM VIEW) 2 POINTS
D
Ram Air Turbine (RAT) Lubrication

Figure 301 (Sheet 3)

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