WARNING: MAKE SURE THE RETRACTION PATH OF THE MAIN LANDING GEAR IS CLEAR
_______ OF PERSONS AND EQUIPMENT BEFORE IT IS RETRACTED. RETRACTION OF THE LANDING GEAR CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(7)
Move the landing gear control lever to the UP position, to retract the landing gear.
S 845-039
(8)
Put the landing gear control lever to the OFF position.
S 975-040
(9)
Make sure the gap between the door and the wing is the same on all sides.
S 825-041
(10)
If the gap is not the same, do the steps that follow:
(a)
Move the control lever to the DN position,to extend the landing gear.
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(b)
Install the downlock.
(c)
To make the gap the same, use serrated plates below the upper and lower door fittings to adjust the door laterally (Details C and D).
(d)
Remove the downlock.
(e)
Move the control lever to the UP position, to retract the landing gear.
(f)
Put the control lever to the OFF position.
(g)
Measure the gap between the door and the wing.
(h)
If the gap is not the same all around, do the procedure again.
S 975-042
(11)
With the landing gear up-and-locked, measure the clearances between the door and the wing at points 2, 3, and 5 (Detail A).
S 825-043
(12)
If the clearances are not in tolerance, do the steps that follow:
(a)
Move the control lever to the DN position, to extend the landing gear.
(b)
Install the downlock.
(c)
Adjust the rods at the upper and lower door fittings and at the door support beam to adjust the door (Details C, D, and E).
(d)
Remove the downlock.
(e)
Move the control lever to the UP position, to retract the landing gear.
(f)
Put the control lever to the OFF position.
(g)
Measure the clearances at points 2, 3, and 5.
(h)
If clearances are not in tolerance, do the procedure again.
S 845-044
(13)
Move the control lever to the DN position, to extend the landing gear.
(14)
Install the downlock.
S 495-045
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S 435-046
(15)
Install the attach bolts to connect the door to the equalizer fitting at the center door fitting of the drag strut (Detail B).
S 825-047
(16)
Adjust the length of rods until there is no load on them.
S 435-048
(17)
Tighten the nuts to 160-240 pound-inches (Detail B).
S 825-049
(18)
Adjust the washers at the forward door stop until the door is aligned with the wing at point 3 (Detail E).
S 095-050
(19)
Remove the downlock.
S 825-051
(20)
Move the control lever to the UP position, to retract the landing gear.
S 975-052
(21)
Measure the clearance at point 3.
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本文链接地址：757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 1(150)
