S 434-010
(9)
Put the gasket and the clamp ring in the opening and install the
mounting bolts. ú ú S 434-031 ú (10) Make sure the clamp ring has an equal gap around the edges of the ú access door and the lower surface of the wing.
S 434-011
(11)
Tighten the mounting bolts to 30-40 pound-inches.
(a)
Start at the centerline and tighten the mounting bolts equally in both directions (Fig. 402).
S 654-012
(12)
Refuel the fuel tank (AMM 12-11-01/301).
S 214-013
(13)
Make sure there is no fuel leakage at the center tank access door.
S 414-014
(14)
For the center tank access door 134AZ,
do the steps that follow:
(a)
Align the ram air inlet duct with the flange on the ram air door assembly and the clamp downstream.
(b)
Put the washers on the 14 mounting bolts.
(c)
Put a new gasket between the duct flange and the flange on the ram air door assembly (View D).
(d)
Install the mounting bolts through the duct flange, gasket and the flange of ram air door assembly.
(e)
Align the ram air inlet duct with the clamp at the opposite end of the ram air inlet duct.
(f)
Tighten the nut on the clamp to 15-20 pound-inches.
(g)
Install the support clamp on the ram air inlet duct.
(h)
Tighten the nut on the support clamp to 25-30 pound-inches.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
28-11-02
ALL ú ú 01.1 Page 408 ú Sep 28/02
A
757
MAINTENANCE MANUAL
(i)
Make sure the right pack overheat switch is in the vertical position.
(j)
Align the air conditioning duct with the cabin air supply check valve and the air conditioning pack condenser.
(k)
Install the clamp that attaches the air conditioning duct to the air conditioning pack condenser.
(l)
Tighten the nut on the clamp to 70-90 pound-inches.
(m)
Install the clamp that attaches the air conditioning duct to the cabin air supply check valve.
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本文链接地址：757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 1(152)
