A-A
CABLE SBA
CABLE SBB
WHEEL WELL
INPUT FORWARD WALL
ROD
RIG PIN S/B-2
SPOILER OUTPUT QUADRANT
SPEED BRAKE INPUT QUADRANT
FWD
B
Spoiler Mixer and Ratio Changer Linkage Figure 503 (Sheet 2)
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A
737-300/400/500MAINTENANCE MANUAL
2) Adjust the tension in the cables to +10/-0 pounds of the tension shown in Fig. 501. 3) Install the locking clips on the turnbuckles.
(i)
Make sure the pressure seals in the left wheel well ceiling align with the cables SBA and SBB.
(j)
If the pressure seals do not align with the cables, adjust the position of the seals: 1) Remove the bolts that attach the pressure seals. 2) Move the seals to align with the cables. 3) Tighten the bolts that attach the seals.
(k)
Remove the rig pins S/B-1 and S/B-2.
S 825-055
(3)
Adjust the ground spoiler control valve:
(a)
Install the rig pin S/B-1 in the forward drum quadrant (Fig. 502).
(b)
Install the rigging tool on the control valve to make sure the dimension A is 0.70 |0.01 inch (Fig. 504).
(c)
If the dimension A is not in the limit, adjust the input lever: 1) Remove the bolt that attaches the control rod to the valve
lever. 2) Install the rigging tool on the valve lever. 3) Adjust the length of the control rod until you can easily
install the bolt in the rod end. 4) Apply grease to the threads of the rod end. 5) Install the bolt, washer and nut to attach the control rod
to the valve lever. 6) Install the cotter pin. 7) Tighten the checknut on the control rod. 8) Make sure you can see the rod end through the inspection
hole in the control rod. 9) Remove the rigging tool from the valve lever. 10) Remove the rig pin S/B-1.
S 825-012
(4)
Adjust the ground spoiler interlock valve:
(a)
Lift the airplane with the jacks until the right main gear shock strut is fully extended (AMM 07-11-11/201).
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SEE B
SEE A
A
CONTROL VALVE GROUND SPOILER
DIMENSION "A" INCH 0.70 |0.01 VALVE LEVER RIG TOOL (MIT65-45116)
CONTROL ROD Figure 504 Ground Spoiler Control Valve Adjustment FWD INSPECTION HOLE CHECKNUT B
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(b)
Make sure you can easily install the rig pin S/B-3 through the yoke of the interlock valve (Fig. 505).
(c)
If you cannot easily install the rig pin S/B-3, adjust the cable for the speed brake interlock valve. 1) Disconnect the protective boot from the spacer at the lower
rod end:
a) Remove the clamp from the protective boot.
b) Move the protective boot away from the rod end.
2) Remove the bolt that attaches the lower rod end to the
torsion link. 3) Install the rig pin S/B-3. 4) Loosen the checknut on the lower rod end. 5) Adjust the lower rod end until you can easily install the
bolt in the torsion link. 6) Make sure you can see the threads of the rod end through the inspection hole in the rod end. 7) Install the bolt, radius filler, washer and nut to attach
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