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A
737-300/400/500MAINTENANCE MANUAL
MISMATCH BETWEEN ADJACENT
SLATS OR BETWEEN THE SLAT
AND THE ADJACENT STRUCTURE
ADJACENT SLAT
OR STRUCTURE
WING FIXED
CLEARANCE BETWEEN THE LOWER SURFACE LEADING EDGE
OF THE SLAT UPPER TRAILING EDGE AND THE FIXED LEADING EDGE
THIS TABLE IS USED ONLY ON AIRPLANES WITH WASHERS BELOW THE UPSTOP ADJUSTMENT BOLT HEAD. TABLE I
Leading Edge Slat Adjustment Figure 505 (Sheet 9)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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A 737-300/400/500MAINTENANCE MANUAL
NO. SLAT STATION SLAT (INCHES) MINIMUM CLEARANCE 9 (INCHES) NOMINAL CLEARANCE 9 (INCHES) MAXIMUM CLEARANCE 9 MEASURED INBOARD FROM OUT-(METAL) END BOARD SLAT (IN INCHES) MEASURED OUTBOARD FROM IN-BOARD SLAT (METAL) END (IN INCHES)
1 AND 6 388.0 0.69 0.93 1.03 1.0 ----
348.4 0.68 0.91 1.01 40.6 ----
291.4 0.65 0.88 0.98 ---- 36.9
255.5 0.64 0.86 0.96 ---- 1.0
2 AND 5 253.3 1.08 1.28 1.38 1.0 ----
224.1 1.05 1.25 1.35 30.2 ----
154.7 0.98 1.18 1.28 ---- 30.2
125.5 0.95 1.15 1.25 ---- 1.0
3 AND 4 123.3 1.01 1.16 1.30 1.0 ----
96.2 0.98 1.13 1.30 28.1 ----
35.6 0.90 1.05 1.30 ---- 23.3
13.3 0.88 1.03 1.30 ---- 1.0
TABLE II
____CORRESPONDING ENDS OF THE LEFT WING TO THE RIGHT WING SLATS MUST HAVE SYMMETRICAL CLEARANCES
NOTE: WITHIN A LIMIT OF 0.14 INCH.
TO GET THE BOLT THREAD TO ENGAGE IN THE BARREL NUT AND MINIMUM BOLT SHANK BEARING CONDITION, ADJUST THE BOLT GRIP LENGTH AS IT IS NECESSARY TO ACCOUNT FOR THE TOLERANCE BUILDUP AND THE NUMBER OF SHIMS INSTALLED AT EACH STOP LOCATION
ALL AUXILIARY TRACKS BUT DOES NOT INCLUDE THE OUTBOARD TRACKS ON SLATS 1 AND 6.
SLATS 1 AND 6 OUTBOARD AUXILIARY TRACKS.
SLATS 2, 3, 4 AND 5 OUTBOARD AUXILIARY TRACKS ONLY
SLATS 1 AND 6 MID AUXILIARY TRACKS ONLY
ONE WASHER CAN BE REMOVED TO GET THE CORRECT TORQUE AND COTTER PIN INSTALLATION.
USE A MINIMUM OF ONE WASHER ON EACH TRACK SIDE AND A MAXIMUM OF TWO WASHERS ON ONE
TRACK SIDE ONLY (EITHER SIDE), TO GET THE SPECIFIED CLEARANCE.
IF THE NUT IS INSTALLED, TIGHTEN THE NUT PAST THE SELF-LOCKING PORTION, THEN
TIGHTEN TO 150-190 POUND-INCHES TO CLAMP UP THE CLEVIS AND BUSHINGS.
THE CLEARANCE IS MEASURED PERPENDICULAR TO THE FIXED LEADING EDGE.
THE CLEARANCE IS MEASURED WITH THE SLAT EXTENDED HYDRAULICALLY.
PUT YOUR MEASURING TOOL ANYWHERE INSIDE THE 0.5 |0.1 INCH AREA FORWARD OF THE
TRAILING EDGE END OF THE LOWER SURFACE OF THE SLAT UPPER TRAILING EDGE.
Leading Edge Slat Adjustment
Figure 505 (Sheet 10)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-81-00
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ú 02 Page 523
ú Jul 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
(QTY AS REQUIRED) WASHERS
A TORSION ROD ARM SPAR FRONT SEE A SLAT DETENT ARM AND TORSION ROD (EXAMPLE)
E
E A B B ROD TORSION AUXILIARY TRACK SUPPORT BOLT TOP AFT
ROD BOLT TORSION D (QTY AS REQUIRED) WASHERS
TRUNNION
D
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