(2)
Scale (0-32 inches) - Commercially Available
(3)
Door Rigging Contour Template, NLG - B32053-1
B.
Consumable Materials
(1)
C00308 Compound, Corrosion Preventive -BMS 3-23 TYPE II
(2)
D00633 Grease - BMS 3-33 (Recommended)
(3)
D00013 Grease - MIL-G-23827 (Alternative)
C.
References
(1)
07-11-02/201, Jacking Airplane Nose
(2)
24-22-00/201, Electrical Power Control
(3)
29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(4)
32-00-15/201, Landing Gear Door Locks
(5)
32-00-20/201, Landing Gear Downlocks
D.
Access
(1)
Location Zones
211/212 Control Cabin
711 Nose Landing Gear (NLG)
713/714 Forward NLG Door
715/716 Aft NLG Door
E.
Adjust the Aft Doors (Fig. 501)
S 495-083
WARNING: MAKE SURE THE DOWNLOCKS ARE INSTALLED ON THE LANDING GEAR
_______ BEFORE YOU MOVE THE CONTROL LEVER FOR THE LANDING GEAR. IF THE CONTROL LEVER IS MOVED WITHOUT THE DOWNLOCKS INSTALLED, THE LANDING GEAR CAN RETRACT AND CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(1) Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
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S 495-084
WARNING:_______OBEY THE INSTALLATION PROCEDURE FOR THE DOOR LOCKS. THE DOORS OPEN AND CLOSE QUICKLY. THE MOVEMENT OF THE DOORS CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
(2)
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).
S 035-009
(3)
Remove the left and right operating rods (2,12) which attach the bellcrank to the door.
S 585-010
(4)
Lift the nose of the airplane until the wheels are a minimum of 3 inches above the ground (AMM 07-11-02/201).
S 865-011
(5)
Supply electrical power (AMM 24-22-00/201).
S 865-012
(6)
Supply power to the left hydraulic system (AMM 29-11-00/201).
S 095-013
(7)
Remove the downlock from the nose landing gear (AMM 32-00-20/201).
NOTE: Do not remove the downlocks from the main landing gear.
____
S 865-085
WARNING: MAKE SURE THERE ARE NO PERSONS OR EQUIPMENT AROUND THE LANDING
_______ GEAR BEFORE YOU MOVE THE CONTROL LEVER. THE LANDING GEAR WILL RETRACT AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(8)
Move the control lever for the landing gear to the UP position to retract the nose landing gear.
(9)
Return the control lever to OFF and attach a DO-NOT-OPERATE tag.
(10)
Measure the clearance at the aft door stops (14) (View A-A).
S 225-016
(11)
Measure the length of the operating rods (2,12) for the aft door (Detail A).
(a)
Loosen the jamnuts (5) to adjust the length of the rods if it is necessary.
S 865-015
S 225-082
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12. AFT DOOR OPERATING FORWARD ROD SEE B
1. BELLCRANK
SEE A AFT OPERATING 2. AFT DOOR ROD
INCHES 20.71 1 6. JAMNUTS INCHES 30.01 1
7. COTTER PIN 8. NUT 9. WASHER 10. BUSHING 11. BOLT
1 A 0.03 INCH DIFFERENCE RODS FOR THE LEFT AND RIGHT DOOR MUST NOT HAVE MORE THAN THE LENGTH OF THE OPERATING 4. AFT DOOR DOOR HINGE 5. AFT LANDING GEAR 3. NOSE
RIGHT DOOR SHOWN
A
C C
E E C C E E D D C C B A B A B A B A
B C C
Nose Landing Gear Aft Door Adjustment Figure 501 (Sheet 1)
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A NEGATIVE TOLERANCE INDICATES THE DOOR IS INSIDE OF THE BODY CONTOUR DO NOT APPLY MORE THAN 0.062 INCH SHIM APPLY THE CORROSION PREVENTIVE COMPOUND TO THE HOLE, IMMEDIATELY INSTALL THE BOLT 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 2(20)
