SPEED BRAKE LEVER POSITION SENSOR
2
CAM FLIGHTLEVER ARM
FORWARD
DETENTADJUSTMENT SBB
DRUM
BOLTS ADJUSTABLESBA(2 LOCATIONS) CONTROL ROD 2
A-A
CONTROL CABIN FLOOR
SEE BMOUNTING BOLT (EXAMPLE 5 LOCATIONS)
LEVER BRAKE LEVER ARM
A
MOUNTING
BRACKET
SPEED BRAKE
FORWARD DRUM
QUADRANT
RETAINING BOLT
RIG SPEED BRAKE PIN S/B-1 CONTROL CABLES SPEED BRAKE LEVER ACTUATOR
RIG PIN
S/B-1 HOLE
SEE A
ROD MOUNTING
BRACKET 2
CONTROL ROD
MOUNTING BOLT 2
SPEED BRAKE
CONTROL LEVER
SPEED BRAKE
TAKEOFF WARNING
SWITCH (S651)
IDLER LINK
UPPER
CHECKNUT CONTROL
ROD
LOWER
CONTROL
ROD
A SPEED BRAKE ARMING
SWITCH (S276) FWD INBD
A
1THE ROLLER ALIGNS WITH THE INDEX MARK WHEN THE SPEED BRAKE CONTROL LEVER IS IN THE DOWN POSITION
2 AIRPLANES WITH THE SPEED BRAKE LEVER POSITION SENSOR
Speed Brake Forward Drum and Lever Brake Installation Figure 401 (Sheet 1)
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A
737-300/400/500
MAINTENANCE MANUAL
BEARING
RETAINER
LOWER
CONTROL ROD
BEARING RETAINER BOLT (6 LOCATIONS)
DRIVE ARM
LEVER BRAKE INPUT ARM
SPEED BRAKE ACTUATOR ROD END
SHOE
PIVOT PIN BRAKE LEVER ACTUATOR RETAINING BOLT
SPEED BRAKE LEVER ACTUATOR
SEE C SHAFT FWDSUPPORT
FRICTION BRACKET
QUADRANT
LEVER BRAKE MECHANISM
B
SETSCREW
BRAKE SHOE
DRIVE ARM SECONDARY BACKLASH
SETSCREW
PRIMARY BACKLASH
TOTAL CLEARANCE
SETSCREW
0.020 TO 0.023 INCH
SPRING
SETSCREW
C
Speed Brake Forward Drum and Lever Brake Installation Figure 401 (Sheet 2)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
SPEED BRAKE FORWARD DRUM (RIG PIN S/B-1)
TO MAKE SURE YOU GET THE CORRECT CABLE TENSION, PERMIT THE AIRFRAME TEMPERATURE TO STABILIZE (|5 DEGREES) FOR A MINIMUM OF ONE HOUR.
YOU MUST ADJUST THE TENSION IN THE CABLES WHEN THE TENSION IS MORE THAN |15 POUNDS FROM THE VALUE IN TABLE I.
Speed Brake Control System Cable Locations and Cable Tension Figure 402
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
TASK 27-62-21-404-012
3. Speed Brake Forward Drum and Lever Brake Installation_____________________________________________________
A. Special Tools and Equipment
(1) Rig Pin (S/B-1) - 0.311 +0.000/-0.002 inch diamter, 6.70 +/-0.25 inches long
NOTE: The rig pin is a part of the kit F70207-69, -78, or -83.
____
(2) Rig Pin (S/B-2) - 0.311 +0.000/-0.002 inch diamter, 2.35 +/-0.06 inches long
NOTE: The rig pin is a part of the kit F70207-69, -78, or -83.
____
B. Consumable Materials
(1)
C00259 Primer BMS 10-11, Type I
(2)
D00633 Grease - BMS 3-33 (Recommended)
(3)
D00013 Grease - MIL-G-23827 (Alternate)
C.
References
(1)
27-62-00/501, Speed Brake Control System
(2) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：737-300 400 500 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 5(111)
