757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 1(129)

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 l)  Install the pressure bolts (approximately 12 turns or 1/2 inch).
 m)  Put BMS 5-26 Type II Class A-2 sealant in the sealant loading port until it comes out of the sealant bleed port (Step 3, Fig. 809).
 n)  Install the screw in the sealant loading port.
 o)  Tighten the screw in the sealant bleed port.
 p)  Tighten the pressure bolt to 5 pound-inches and hold for 5 minutes.
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 4)

A

757
MAINTENANCE MANUAL

 q)  Hit the sides of the adapter lightly with a small
 hammer or mallet (Step 4) to remove the adapter. r) Examine the repair for fuel leaks. s) If the fuel leak continues, do the procedure again. t) If you must replace the self-sealing rivet, refer to
 the structural repair manual. u) Clean the sealant from the wing surface and the adapter with solvent, Series 93 (AMM 20-30-93/201). v) Do not try to clean the adhesive from the wing surface.
 The adhesive wears off in 1 to 2 weeks.Apply sealant to a self-sealing rivet with a temporary repair tool (Fig. 810). a) Remove paint from around the rivet that leaks with
 emery cloth that is approved to remove chemical paint.
 WARNING: DO NOT GET SOLVENTS IN YOUR MOUTH, OR YOUR EYES,
_______ OR ON YOUR SKIN. DO NOT BREATHE THE FUMES FROM SOLVENTS. SOLVENTS ARE HAZARDOUS MATERIALS. REFER TO PRODUCT MATERIAL SAFETY DATA SHEETS (MSDS) AND LOCAL REQUIREMENTS FOR PROPER HANDLING PROCEDURES.
 b)  Clean the temporary repair tool and the wing surface with solvent, Series 93 (AMM 20-30-93/201).
 NOTE: Do not touch the wing surface with your fingers
____
 after you clean it.

 c) Make a mark on the wing surface to show the position of the temporary repair tool (Fig. 810) during use. d) Fill the temporary repair tool with mixed BMS 5-26 Type
 II Class A-2 sealant. e) Put the temporary repair tool into a small rivet gun. f) Put the O-ring of the temporary repair tool on the wing
 surface at the marked location.
 CAUTION: ALWAYS KEEP THE TEMPORARY REPAIR TOOL
_______ PERPENDICULAR TO THE WING SURFACE. IF YOU DO NOT KEEP THE TEMPORARY REPAIR TOOL PERPENDICULAR TO THE WING SURFACE, DAMAGE TO THE WING SURFACE COULD OCCUR.
 g)  Operate the rivet gun until sealant is applied around
 the rivet that leaks. h) Examine the repair for fuel leaks. i) If the fuel leak continues, do the procedure again. j) If you must replace the self-sealing rivet, refer to
 the structural repair manual.
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