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时间:2011-09-29 14:27来源:蓝天飞行翻译 作者:航空
曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

 S 714-103

 (26)
 GUN 104-999; Do the steps that follow:


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 28-22-03
 ALL  ú ú 06.1 Page 429 ú Sep 28/02

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757 MAINTENANCE MANUAL
 ú ú  (a) (b) (c)  Do the Operational Test for the hydraulic motor generator (AMM 24-25-00/501) to supply power for the right fuel override pump.Close the fueling station door, 621GB, on the right wing leading edge.Push the RIGHT C PUMPS switch-light to the on position.
 ú ú ú ú NOTE:____ Someone must be in the flight compartment when youoperate the right center override pump to continuouslymonitor for the PRESS light.
 ú ú  (d) (e) (f)  1) Push the RIGHT C PUMPS switch-light to the off position ifthe PRESS light stays on.Listen at the right inboard rear spar and make sure the right fuel override pump operates.Push the RIGHT C PUMPS switch-light to the off position.Remove the hydraulic motor generator power.
 S 414-164
 (27) For the forward fuel boost pumps, install the applicable left or right access panel, 511FB or 611FB (AMM 06-44-00/201).
 S 864-070
 WARNING:_______ DO THE ACTIVATION PROCEDURE FOR THE LEADING EDGE SLATS. SLATS CAN MOVE QUICKLY AND CAUSE INJURY TO PERSONS. THE
 (28) Do the activation procedure for the leading edge slats (AMM 27-81-00/201).
 S 864-057
 (29) Remove electrical power if it is not necessary (AMM 24-22-00/201).

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 28-22-03
 ALL  ú ú 09.1 Page 430 ú Sep 28/02

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757 MAINTENANCE MANUAL
 MAIN TANK FUEL BOOST PUMP BYPASS VALVE - REMOVAL/INSTALLATION
_____________________________________________________________
 1.  General
_______
 A.  There is one bypass valve of the fuel boost pump in each main fuel tank. The bypass valve lets suction fuel flow to the engine if a fuel boost pump does not operate. Each bypass valve is found between stringers 5 and 6 at WS 231.5. The bypass valve is installed in the suction feed line, downstream of the filter screen.
 B.  This procedure contains two tasks. The first task removes the bypass valve of the fuel boost pump. The second task installs the bypass valve of the fuel boost pump.
 TASK 28-22-04-004-036
 2.  Remove the Bypass Valve of the Fuel Boost Pump (Fig. 401)
 
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