(e)
Adjust the cable at the turnbuckles to the tension value shown in Table I (Fig. 402).
(f)
Make sure you can easily install rig pins R-3 and R-4 in the forward quadrants.
S 214-046
(31)
With the rig pins R-3, R-4, and R-5 installed, make sure you can easily install rig pins R-1 and R-2 in the pedal arms.
S 824-047
(32)
If you cannot easily install rig pin R-1 and R-2, do these steps to change the length of the pushrods:
NOTE: If it is necessary, do these steps for each of the four
____
pushrods.
(a)
Identify the pedal that is not aligned with the rig pin hole.
(b)
Loosen the checknuts on the pushrod.
(c)
Remove the bolt that connects the forward rod end.
(d)
Turn the pushrod to adjust its length, until rig pin R-1 or R-2 can be easily installed.
NOTE: Keep the lube fitting on the rod end pointed down.
____
(e)
Make sure you can see the threads on the rod ends through the inspection holes at each end of each pushrod.
(f)
Install the pushrod with the bolt, washer, nut, and cotter pin.
(g)
Tighten the checknuts.
(33)
Remove rig pins R-1, R-2, R-3, R-4, and R-5.
(34)
Operate the rudder pedals through one full movement cycle.
(35)
Make sure the cables have the tension shown in Table I.
S 434-050
(36)
Install the turnbuckle locking clips, and apply a thin layer of corrosion preventive grease to the threads that you can see.
S 094-048
S 214-049
S 224-063
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27-21-51
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 984-052
(37)
Operate the rudder pedals through a full cycle and make sure they move freely.
H.
Put the Airplane Back to Its Usual Condition
S 864-053
(1)
Supply hydraulic power to the rudder system (Ref 27-21-00/201).
S 214-054
(2)
Do a check on the rudder movement (Ref 27-21-00/501).
S 414-055
(3)
Close the access door, 1103, for the lower nose compartment (Ref 12-31-11/201).
(4)
Close all other access doors.
S 414-056
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27-21-51
ALL ú ú 01 Page 411 ú Jul 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
FORWARD RUDDER MECHANISM - INSPECTION/CHECK
___________________________________________
1. General_______
A. This procedure has this task:
(1) Rudder Pedals and Forward Quadrants Visual Inspection.
TASK 27-21-51-226-001
2. Rudder Pedals and Forward Quadrants Visual Inspection (Fig. 601)_____________________________________________________
A. Access
(1)
Location Zones
101 Control Cabin - Left
102 Control Cabin - Right
(2)
Access Panels
1103 Left Forward Access Door
B.
Procedure
S 016-007
(1)
Remove the forward overhead access panels at the nose wheel well.
S 016-011
(2)
Open the lower nose compartment door, 1103 (AMM 12-31-11/201).
S 216-012
(3)
Do a general visual inspection of the rudder pedals and forward quadrants.
S 416-010
(4)
Close the access door, 1103, for the lower nose compartment (AMM 12-31-11/201).
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