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757 MAINTENANCE MANUAL
RUDDER PEDAL STEERING INTERCONNECT - REMOVAL/INSTALLATION
_________________________________________________________
1. General_______
A. This procedure contains two tasks. The first task removes the
interconnect mechanism assembly. The second task installs the
interconnect mechanism assembly.
B. The interconnect mechanism assembly has the components that follow:
(1)
A rudder pedal steering crank
(2)
A steering quadrant
(3)
A clutch arm
(4)
An eccentric arm and eccentric drum connected by a concentric shaft.
C.
The interconnect mechanism assembly can be disassembled to replace components after you remove it from the airplane. This can be done as a bench operation.
TASK 32-51-05-004-018
2. Remove the Rudder Pedal Steering Interconnect_____________________________________________
A. Reference
(1)
AMM 32-51-00/501, Nose Wheel Steering System
B.
Equipment
(1)
Rig Pins: Kit B20003-XX (AMM 20-10-24/201)
(a)
NS1 - P/N B20003-20
(b)
NS2 - P/N B20003-24
(c)
NS3 - P/N B20003-5
(d)
NS5 - P/N B20003-5
(e)
NS6 - P/N B20003-5
(f)
NS7 - P/N B20003-15
(g)
R2 - P/N B20003-22
(2)
Cable Tensiometer - 0 to 200 pound range for
3/32 inch diameter cable (commercially
available)
(3)
Towing Lever Lockpin - A09003-1
C.
Access
(1)
Location Zone
113 Area Forward of NLG Wheel Well (Left)
114 Area Forward of NLG Wheel Well (Right)
211 Control Cabin (Left)
212 Control Cabin (Right)
711 Nose Landing Gear (NLG)
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757 MAINTENANCE MANUAL
D. Procedure
S 864-001
(1)
Put the steering collar for the nose wheels in the center.
S 864-002
(2)
Move the towing lever for the nose wheel steering to the TOWING position.
S 494-003
(3)
Install the towing lever lockpin.
S 014-004
(4)
Remove the summing mechanism cover to give access for the rig pins.
S 494-005
(5)
Install the rig pins R2, NS1, NS2, NS3 and NS5 (AMM 32-51-00/501).
S 034-006
(6)
Remove the lower end of the spring cartridge from the top torsion link (Detail A, Fig. 402).
S 984-007
(7)
Move the piston position quadrant to the gear extended position.
S 494-008
(8)
Install the rig pins NS6 and NS7 (AMM 32-51-00/501).
S 034-009
(9)
On the cables NWSA, NWSB, NGPPA and NGPPB, do the steps that follow:
(a)
Loosen the turnbuckles and the cable tensioner on the steering quadrant equally to decrease the tension.
(b)
Disconnect the cables from the steering quadrant and the eccentric drum (Detail A, Figure 401).
(c)
Put identifier tags on the cables.
(d)
Discard the used cotter pin retainers.
(10)
Disconnect the control rod from the eccentric arm.
(11)
Disconnect the rudder input rod from the steering crank.
S 034-012
(12)
Remove the two bolts that hold the cable guard for the eccentric drum to the lower support bracket (Detail A, Fig. 401).
(13)
Remove the cable guard.
S 034-010
S 034-011
S 034-013
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MAINTENANCE MANUAL
SEE C
NOSE STEERING RIG PIN HOLE NS2
4.
BOLT
5.
NUT
6.
WASHER
SEE A
1. INTERCONNECT
A
QUADRANT UPPER BRACKET
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本文鏈接地址：757 AMM 飛機維護手冊 起落架 CHAPTER 32 - LANDING GEAR 3(121)
