27-81-00
ALL ú ú 02 Page 538 ú Nov 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-227
WARNING:_______ CAREFULLY INSTALL THE LEADING EDGE SLAT ACTUATOR LOCKS. THE
LEADING EDGE SLATS CAN MOVE QUICKLY IF YOU DO NOT INSTALL THE
LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO
EQUIPMENT.
(14)
Install the leading edge slat actuator locks when you adjust the leading edge slats with the actuator connected (AMM 27-81-00/201).
S 225-090
(15)
Measure the distance between the slat lower trailing edge and the wing fixed leading edge.
S 225-224
(16)
Measure the slat to slat alignment at the slat ends.
S 865-228
(17)
Make sure you follow the safety warnings and cautions, and you complete the steps for the removal/installation of actuator locks, and the steps for applying/releasing hydraulic pressure before you cycle the slats in subsequent steps (AMM 27-81-00/201).
S 865-091
(18)
Move the flap control lever to the 1-unit detent to extend the slats.
S 035-093
(19)
AIRPLANES WITH WASHERS BELOW THE UPSTOP ADJUSTMENT BOLT HEAD; Remove the upstop washers to get the slat lower trailing edge to touch the fixed leading edge.
S 025-132
(20)
AIRPLANES WITH SHIMS BELOW THE UPSTOP ADJUSTMENT BOLT HEAD; Remove upstop shims and/or install shorter upstop, if it is necessary, to get the correct slat to slat adjustment and slat lower trailing edge to wing fixed leading edge adjustment.
(21)
Tighten all the upstop adjustment bolts.
S 435-094
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27-81-00
ALL ú ú 02 Page 539 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-095
(22)
Move the flap control lever to the FLAPS UP position to retract the slats.
S 825-096
(23)
Set the auxiliary track aft adjustment to get these clearances between the lower surface of the slat upper trailing edge to the fixed leading edge:
(a) 0.002 to 0.008 inch measured at the high point of the fixed
leading edge.
NOTE:____ Use a 8.5 |0.5 inch band centered on the auxiliary track
center line to find the high point.
1) To measure the gap, put a feeler gage to a depth of
0.50 +0.10/-0.10 inch between the slat upper trailing edge
and the fixed leading edge.
(b) AIRPLANES WITH WASHERS BELOW THE UPSTOP ADJUSTMENT BOLT HEAD;
For slats 1, 3, 4 and 6, the permitted clearance is 0.00 to
0.06 inch measured at the inboard and outboard ends of the
slats.
(c) AIRPLANES WITH SHIMS BELOW THE UPSTOP ADJUSTMENT BOLT HEAD;
The permitted clearance is 0.00 to 0.06 inch measured at a
point 0.75 to 1.00 inch from the inboard and outboard ends of
the slats.
1) If you cannot get a clearance of 0.00 to 0.06 inch at the
slat ends, adjust the slats in the retracted position:
a) Turn the aft lower auxiliary track clevis nut a maximum
of one additional turn to bring the slat ends to 0.00
to 0.06 inch tolerance.
S 435-097
(24)
Tighten the nut on the lower aft support lock bolt to 90-125 pound-inches.
S 435-098
(25)
Tighten the jamnut to 90-125 pound-inches.
S 225-099
(26)
Make sure the distance between the slat upper trailing edge to the fixed leading edge is as specified.
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27-81-00
ALL ú ú 02 Page 540 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 865-100
(27)
Move the flap control lever to the 1-unit detent to extend the slats to the intermediate position.
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