ATA28章-飞机燃油系统-大翼放油口、交输阀更换以及漏油故障排除
<P>**** Hidden Message *****</P> <P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">ATA28</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><SPAN lang=EN-US style="mso-fareast-font-family: 'Times New Roman'"><SPAN style="mso-list: Ignore"><FONT face="Times New Roman">1.<SPAN style="FONT: 7pt 'Times New Roman'"> </SPAN></FONT></SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">大翼放油口更换：</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">1.1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">更换放沉淀口很简单，用内六角就可以了，注意要更换封圈就是了；</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">1.2</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这里提醒下航前放沉淀时，机务人员放完后应该将里面那个弹簧阀顶正，不然要漏油出来，特别是下雨天，有油漏出来都看不清楚的情况下更要注意；</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">2.</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">大翼邮箱交输阀的更换：</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">2.1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这个阀是一个电动马达作动通过一根花键轴驱动邮箱阀体来起到开关作用；</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">2.2</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注意花键槽的位置，上面有一个宽一点的齿槽，</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">MARK</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">位，可以防止装错。</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">3. </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">大翼外油箱加油后漏油故障的短停处理：</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">3.1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">加油过程中，内邮箱如果压力过高，就会导致过压保护活门破裂释压，这时外邮箱的油由于重力作用就会流入内邮箱，造成外面邮箱油量减少，而这时传输阀位置和指示都是正常的，</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">ECAM</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">也无任何警告；</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">3.2</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">过压保护活门是一个纯机械式的活门，在</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">SD</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">页面上看不到任何指示，只能看到内外大翼邮箱油量的变化，如果短停放行遇到这种情况就要注意了，很容易不加思考或是经验不足办邮箱传输阀的故障保留；而正确情况是办过压保护活门的保留，根据这个保留的</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">O</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">程序，机组要忽略可能因滑行距离过长或是场温过高会出现的外油箱超温的警告</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">FUEL OUTER TK HI TEMP</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，上次成都领导过来时也提到过这个实际事例</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">,</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">当时某飞机就是过压保护活门破裂，放行人员把保留误办成传输阀，飞机滑行出现上述超温警告，机组滑回，如果正确办理了保留并让机组清楚</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">O</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">程序，就可以避免滑回甚至更严重的后果。大家可以通过此事吸取教训。</SPAN></P>
回复 1# 航空 的帖子
辛苦辛苦，学习学习 ATA28章-飞机燃油系统-大翼放油口、交输阀更换以及漏油故障排除支持下
写的太专业了 学习一下呀 ！！！！谢谢分享！！！！
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