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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,点火嘴,详细检查（左发为例）,点火嘴,详细检查,一、工具和设备,二、部件和航材,三、工作内容,四、测试,五、总结,点火嘴,详细检查,一、工具和设备,点火嘴,详细检查,二、部件和航材,点火嘴,详细检查,三、工作内容,A,、程序,1,、按照工卡内容，找到相应部件的,AMM,手册，按照手册拔出相应的跳开关及相关的注意事项。,2,、主点火嘴的拆装：,AMM TASK 74-21-02/401,点火嘴,详细检查,（,1,）拔出相应的跳开关和挂上警告牌,点火嘴,详细检查,Make sure that,the start lever is in the CUTOFF,position and install a DO-NOT-OPERATE tag.,Make sure that,the engine start switch is off,and install a DO-NOT-OPERATE tag.,c.GUN 201-999;AIRPLANES WITH AUTO-IGNITION-,The AUTO position is off.,点火嘴,详细检查,(2),点火嘴的拆卸：,CAUTION,：,To release the high voltage from the ignition system,Stop(wait)for a minimum of five minutes.,CAUTION:,DO NOT TWIST OR BEND THE IGNITION LEAD.YOU CAN CAUSE DAMAGE TO THE CONDUIT AND THE INTERNAL WIRES.,点火嘴,详细检查,点火嘴,详细检查,点火嘴,详细检查,(3),点火嘴的检查：,AMM,74-21-02/601,点火嘴,详细检查,点火嘴,详细检查,点火嘴,详细检查,(4),点火嘴的安装：,注意：,a,、安装前需在点火嘴的两螺纹处均匀的涂上高温,石墨防咬剂。,b,、先用手拧紧到拧不动，再用扳手拧紧。,点火嘴,详细检查,点火嘴,详细检查,(5),、恢复相应的跳开关，取下警告牌。,点火嘴,详细检查,四、测试,AMM 74-00-00-750-801,注意：点火系统电压太高。不要触摸电接触。,WARNING:DO NOT DO THIS TEST IN THESE CONDITIONS:DURING AIRPLANE FUELING,WHEN THE AIRPLANE IS NEAR BUILDINGS,WHEN OTHER AIRPLANES ARE IN THE JET EXHAUST AREA FOR GROUND IDLE,OR WHEN THE AIRPLANE IS IN THE HANGAR.MAKE SURE THAT NO PERSONS OR EQUIPMENT ARE IN THE JET EXHAUST AREA FOR GROUND IDLE OF THE APPLICABLE ENGINE.SERIOUS INJURY TO PERSONS AND DAMAGE TO EQUIPMENT COULD OCCUR.,点火嘴,详细检查,1,、确保以下跳开关关闭：,点火嘴,详细检查,点火嘴,详细检查,确保以下跳开关拔开：,点火嘴,详细检查,2,、按照手册在,CDU,上进行测试：,1 INDEX,2 MAINT,3 ENGINE,4 Applicable ENGINE X,(X=1 or 2),5 GROUND TESTS,6 Continue to the step to do the test for the applicable igniter.,7 Push the L IGNITER TEST LSK for the left igniter test.,8Push the START TEST LSK.,9 Put the applicable engine start lever to the IDLE position.,10Tell the person at the engine that the test will begin.,11 Type OK and push the CONTINUE LSK.,12 Make sure that the person at the engine hears the left igniter when the screen shows,LISTEN FOR IGNITER.,13 Make sure that the test screen shows NO L IGNITER TEST FAULTS.,14 Make sure there are no CH A INOP or CH B INOP screens.,15 If it necessary to do the L IGNITER TEST again,push the REPEAT TEST LSK.,16 Push the END TEST LSK to stop the test.,17 Push the INIT REF key on the FMCS CDU to exit the ENGINE X BITE test screen.,18 Put the applicable engine start lever to the CUTOFF position.,点火嘴,详细检查,3,、测试结束，恢复相应的跳开关，取下警告牌。,点火嘴,详细检查,谢谢！,
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