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A 737-300/400/500MAINTENANCE MANUAL
+0.12

INCH -0.03
1. BOLT
2. TELESCOPING DUCT DOOR
0.06
INCH
B-B

Wing Anti-Icing Telescoping Duct Installation
Figure 401 (Sheet 2)

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A

737-300/400/500
MAINTENANCE MANUAL

SHIM  SHIM
NOTE:
1.
 WITH ALL DUCTS ADJUSTED AND JOINTS TORQUED,  INSPECT FOR GAPS BETWEEN THE DUCT MOUNTING FLANGE AND THE DUCT BEARING.

 2.
 IF THE COMBINED GAP EXCEEDS 0.03 INCH INSTALL SHIM 69-77116-1 AND/OR SHIM 69-77116-2 BETWEEN THE STRUCTURE AND THE MOUNTING BRACKET TO REDUCE THE FINAL COMBINED GAP AT BOTH LOCATIONS FROM +0.00 TO 0.03 INCH MAX.

 3.
 INSTALL LAMINATED SIDE OF SHIM NEXT TO STRUCTURE AND FINISH BY INSTALLING FILET SEAL OF DOW CORNING 93-006, OR BMS 5-95, AND APPLY A COAT OF BMS 10-11 TYPE-1 TO THE DELAMINATED SIDE.

Wing Anti-Icing Telescoping Duct Installation
Figure 401 (Sheet 3)

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G68803
A 737-300/400/500MAINTENANCE MANUAL
DOWNLOCK HARNESS

LEADING EDGE SLAT
Installation of the Downlock Harness for the Slat Actuator
Figure 402

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A 737-300/400/500MAINTENANCE MANUAL
 (2)  S 014-004Remove the applicable wing panels to get access to the manifold on each side of the telescoping duct (AMM 12-30-00/201).
 (3)  S 014-005For the duct at slat 3 or 4: (a) Remove the forward fairing from the engine nacelle (AMM 54-32-01/401). (b) Remove the applicable inner skin panel from the slat. (c) Remove the access door from the outer duct.
 (4)  S 014-006Remove the telescoping duct door from the inner duct.
 (5)  S 014-007For the duct at slat 2, 3, 4 or 5: (a) Remove the applicable doubler from the inner skin panel of the slat. (b) Remove the coverplate and the access door to the outer duct.
 (6)  S 014-008Remove the slat access panels from the wing at each end of the slat.
 (7)  S 034-009Remove the blade seal.
 (8)  S 034-010Remove the 2 retaining bolts for the spray duct from each end of the slat.
 (9)  S 034-011Move the spray duct until it is clear of the telescoping duct and the spray duct bearing.
 S 034-012

 (10)
 Remove the outer duct.

 S 034-013

 (11)
 Remove the spray duct bearings.

 S 034-014

 (12)
 Remove the seal from the outer duct.

 S 034-016

 (13)
 For the duct at slat 2, 3, 4 or 5: Disconnect the bonding strap from the inner duct arm.

 S 034-017

 (14)
 Disconnect the applicable support clamps and the connections to the supply duct.

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737-300/400/500MAINTENANCE MANUAL
 S 034-050
 (15)
 Remove the duct section.

 S 034-020

 (16)
 For the duct at slat 2, 3, 4 or 5:
　
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