< class=MsoNormal><SPAN><FONT face="Times New Roman">1</FONT></SPAN><SPAN>、点不着火原因:</SPAN><SPAN><?xml:namespace prefix = o ns = "urn:schemas-microsoft-comfficeffice" /><o:p></o:p></SPAN></P>
< class=MsoNormal><SPAN><FONT face="Times New Roman">1</FONT></SPAN><SPAN>).火花塞不工作:①火花塞没插入(开机前应检查);②点火器电源断开(开机关应检查);③点火</SPAN><SPAN><FONT face="Times New Roman"> </FONT></SPAN><SPAN>回路</SPAN><SPAN><FONT face="Times New Roman">L2TV</FONT></SPAN><SPAN>不通等原因导致不打火花。</SPAN><SPAN><o:p></o:p></SPAN></P>
< class=MsoNormal><SPAN><FONT face="Times New Roman">2</FONT></SPAN><SPAN>).燃油系统故障:①前置油泵未启动或管路上有关阀门未打开(开机前充油时应发现);②燃油截止阀未开启,伺服系统</SPAN><SPAN><FONT face="Times New Roman"> </FONT></SPAN><SPAN>旁</SPAN><SPAN><FONT face="Times New Roman"> </FONT></SPAN><SPAN>路阀未关闭;③燃油分配器卡死(检查当时有无</SPAN><SPAN><FONT face="Times New Roman">FQL</FONT></SPAN><SPAN>、</SPAN><SPAN><FONT face="Times New Roman">FQLM</FONT></SPAN><SPAN>,喷嘴前都有压力);④主燃油泵离合器未带电(当时</SPAN><SPAN><FONT face="Times New Roman">L20CFX</FONT></SPAN><SPAN>应为“</SPAN><SPAN>;⑤喷咀前油管路排放阀未关闭或有泄漏(开机前充油前各喷咀前压力是否正常);⑥燃油中带水有蒸汽。</SPAN><SPAN><o:p></o:p></SPAN></P>
<P class=MsoNormal><SPAN><FONT face="Times New Roman">3</FONT></SPAN><SPAN>).雾化空气系统故障:①雾化空气系统管路有关阀门位置不正确,如水洗后阀门该打开未打开,该关闭未关闭,检修工作中阀门被误动等;②雾化空气系统管路有泄漏,使雾化空气压力过低;③辅助雾化泵不工作(如电源未送、驱动皮带脱落、雾化泵出力下足等)。</SPAN></P>
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